A frequency drift compensation system for a radio receiver includes a pilot signal generator that is configured to generate two pilot signals, a local oscillator that is configured to generate a local oscillator frequency signal, a first mixer that generates a first offset pilot signal, a second mixer that generates a second offset pilot signal, and a summer that is configured to add the first offset pilot signal and the second offset pilot signal to the intermediate frequency signal to obtain a composite signal. The frequency drift compensation system includes a processor that is configured to detect frequency drift in the offset pilot signal responsive to the composite signal and to generate a frequency drift control signal to compensate for the frequency drift. Related radio receivers, GPS receivers, and methods are described.
A base station including an electronic processor configured to: receive a first signal from a primary satellite, the first signal including a plurality of raw signals from a first user equipment camped on a downlink of the primary satellite; receive a second signal from a diversity satellite, the second signal including at least one of the plurality of raw signals from the first user equipment; store, in a signal sample memory, a copy of the first signal and a copy of the second signal; estimate a bipolar delay for the user equipment; synchronize the copy of the first signal and the copy of the second signal by applying the bipolar delay to the copy of the second signal; and combine the synchronized copies of the first and second signals to generate a plurality of synchronized raw signals for the first user equipment.
A base station including an electronic processor configured to: receive a first signal from a primary satellite, the first signal including a plurality of raw signals from a first user equipment camped on a downlink of the primary satellite; receive a second signal from a diversity satellite, the second signal including at least one of the plurality of raw signals from the first user equipment; store, in a signal sample memory, a copy of the first signal and a copy of the second signal; estimate a bipolar delay for the user equipment; synchronize the copy of the first signal and the copy of the second signal by applying the bipolar delay to the copy of the second signal; and combine the synchronized copies of the first and second signals to generate a plurality of synchronized raw signals for the first user equipment.
The present disclosure includes devices, systems, and methods for autonomously landing unmanned aerial vehicles (UAVs) with collaborative information sharing and without a central coordinating entity. In one embodiment, the present disclosure includes an unmanned aerial vehicle including a communication interface, a memory; and an electronic processor. The communication interface is configured to establish a wireless communication link with one or more unmanned aerial vehicles. The electronic processor configured to autonomously coordinate landings at a landing strip with the one or more unmanned aerial vehicles to prevent collisions exchanging messages with the one or more unmanned aerial vehicles via the wireless communication link according to a collision avoidance protocol, and wherein the autonomous coordination occurs without a central coordination entity.
G08G 5/02 - Aides pour l'atterrissage automatique, c. à d. systèmes dans lesquels les données des vols d'avions arrivant sont traitées de façon à fournir les données d'atterrissage
B64D 45/00 - Indicateurs ou dispositifs de protection d'aéronefs, non prévus ailleurs
B64D 45/04 - Aides à l'atterrissageDispositifs de sécurité pour éviter la prise de sol brutale
H04W 4/40 - Services spécialement adaptés à des environnements, à des situations ou à des fins spécifiques pour les véhicules, p. ex. communication véhicule-piétons
6.
INTELLIGENT PACKET REPETITION IN MOBILE SATELLITE SERVICE (MSS) LINKS TO OVERCOME CHANNEL BLOCKAGES
Systems and methods for intelligent packet repetition in mobile satellite service links to overcome channel blockages. One example includes a communications system comprising a base station and a user equipment. The base station and the user equipment are configured to transmit and receive wireless communications via a bidirectional wireless link including a downlink signal and an uplink signal. The user equipment is configured to estimate a propagation channel excess pathloss of the downlink signal. The user equipment is configured to encode the propagation channel excess pathloss to a quantized deficit value by using a single binary digit. The user equipment is configured to communicate the quantized deficit value to the base station.
Systems and methods for intelligent packet repetition in mobile satellite service links to overcome channel blockages. One example includes a communications system comprising a base station and a user equipment. The base station and the user equipment are configured to transmit and receive wireless communications via a bidirectional wireless link including a downlink signal and an uplink signal. The user equipment is configured to estimate a propagation channel excess pathloss of the downlink signal. The user equipment is configured to encode the propagation channel excess pathloss to a quantized deficit value by using a single binary digit. The user equipment is configured to communicate the quantized deficit value to the base station.
The present disclosure describes the concept of operations and the medium access control protocols of a wireless communication system using code-division multiple access with interference avoidance (CDMA-IA) as its physical layer. The system can dynamically share a common band with other networks without a central radio resource controller. In one embodiment, the wireless communication system includes a plurality of radio nodes forming a wireless mesh network, wherein the pairs of radio nodes use, individually optimized, time division duplexing. At least one radio node includes a software-defined radio, a memory, and an electronic processor. The electronic processor is configured to control the software-defined radio to transmit a pilot signal and share various state information with the other nodes of the network. The shared information includes local spectrum occupancy and node connectivity sets. The pervasive sharing of spectrum occupancy among all nodes enables the usage of the shared band to be maximized.
Systems and methods for intelligent packet repetition in mobile satellite service links to overcome channel blockages. One example method includes transmitting and receiving packetized wireless communications between first and second communications devices via a bidirectional wireless link. The method includes receiving, by a first communications device from a second communications device, feedback information including an indication of a blockage in the communication channel, the indication including information indicating the presence and extent of the blockage, wherein the feedback does not include status indications for individual received packets. The method includes, responsive to receiving the indication of a blockage in the communication channel, determining a packet repeat value based on the feedback information, wherein the packet repeat value may be greater than one. The method includes modifying a transmit signal of the bidirectional wireless link to repeat transmitted packets based on the packet repeat value.
Systems and methods operating a spotbeam satellite network. One example embodiment provides a satellite broadcast system. The system includes an electronic processor communicatively coupled to a satellite, and a user equipment. The electronic processor receives a plurality of bearer signals, each bearing identical broadcast or multicast program information. For each of the plurality of bearer signals, the electronic processor generates one of a plurality of spotbeams for transmission by the satellite within a coverage area. The electronic processor introduces into the bearer signal of each spotbeam of the plurality of spotbeams a differential delay with respect to the bearer signals of each of the other spotbeams of the plurality of spotbeams The user equipment is receives the bearer signals from a plurality of adjacent spotbeams of the plurality of spotbeams. The user equipment constructively utilizes the bearer signals received from the plurality of adjacent spotbeams to decode the program information.
Systems and methods operating a spotbeam satellite network. One example embodiment provides a satellite broadcast system. The system includes an electronic processor communicatively coupled to a satellite, and a user equipment. The electronic processor receives a plurality of bearer signals, each bearing identical broadcast or multicast program information. For each of the plurality of bearer signals, the electronic processor generates one of a plurality of spotbeams for transmission by the satellite within a coverage area. The electronic processor introduces into the bearer signal of each spotbeam of the plurality of spotbeams a differential delay with respect to the bearer signals of each of the other spotbeams of the plurality of spotbeams The user equipment is receives the bearer signals from a plurality of adjacent spotbeams of the plurality of spotbeams. The user equipment constructively utilizes the bearer signals received from the plurality of adjacent spotbeams to decode the program information.
Systems and methods operating a spotbeam satellite network. One example embodiment provides a satellite broadcast system. The system includes an electronic processor communicatively coupled to a satellite, and a user equipment. The electronic processor receives a plurality of bearer signals, each bearing identical broadcast or multicast program information. For each of the plurality of bearer signals, the electronic processor generates one of a plurality of spotbeams for transmission by the satellite within a coverage area. The electronic processor introduces into the bearer signal of each spotbeam of the plurality of spotbeams a differential delay with respect to the bearer signals of each of the other spotbeams of the plurality of spotbeams The user equipment is receives the bearer signals from a plurality of adjacent spotbeams of the plurality of spotbeams. The user equipment constructively utilizes the bearer signals received from the plurality of adjacent spotbeams to decode the program information.
Systems and methods operating a spotbeam satellite network to provide single frequency network broadcast and multicast services. One example embodiment provides a satellite broadcast system. The system includes an electronic processor communicatively coupled to a satellite and a user equipment. The electronic processor is configured to receive a plurality of bearer signals, each bearing identical broadcast program information. The electronic processor is configured to, for each of the plurality of bearer signals, generate one of a plurality of spotbeams for transmission by the satellite within a coverage area. The user equipment is configured to receive the bearer signals from a plurality of adjacent spotbeams of the plurality of spotbeams. The user equipment is configured to constructively utilize the bearer signals received from the plurality of adjacent spotbeams to decode the program information.
Systems and methods operating a spotbeam satellite network to provide single frequency network broadcast and multicast services. One example embodiment provides a satellite broadcast system. The system includes an electronic processor communicatively coupled to a satellite and a user equipment. The electronic processor is configured to receive a plurality of bearer signals, each bearing identical broadcast program information. The electronic processor is configured to, for each of the plurality of bearer signals, generate one of a plurality of spotbeams for transmission by the satellite within a coverage area. The user equipment is configured to receive the bearer signals from a plurality of adjacent spotbeams of the plurality of spotbeams. The user equipment is configured to constructively utilize the bearer signals received from the plurality of adjacent spotbeams to decode the program information.
Systems and methods operating a spotbeam satellite network to provide single frequency network broadcast and multicast services. One example embodiment provides a satellite broadcast system. The system includes an electronic processor communicatively coupled to a satellite and a user equipment. The electronic processor is configured to receive a plurality of bearer signals, each bearing identical broadcast program information. The electronic processor is configured to, for each of the plurality of bearer signals, generate one of a plurality of spotbeams for transmission by the satellite within a coverage area. The user equipment is configured to receive the bearer signals from a plurality of adjacent spotbeams of the plurality of spotbeams. The user equipment is configured to constructively utilize the bearer signals received from the plurality of adjacent spotbeams to decode the program information.
A terrestrial communication systems, specifically a signal collision avoidance system between a terrestrial transmitter and an airborne receiver, is disclosed. The terrestrial communication system includes an electronic processor configured to determine a receive frequency from a nearby airborne receiver, determine a transmit frequency from a communicatively coupled terrestrial transmitter, and modify the transmit frequency of the terrestrial transmitter based on the determined receive frequency and transmit frequency. To modify the transmit frequency, the electronic processor compares the receive frequency and the transmit frequency to determine a channel type. Based on the determined channel type, including co-channel and adjacent-channel, the electronic processor modifies a spectrum signature of the transmit frequency so that the transmit frequency does not interfere with the receive frequency of the airborne receiver.
A terrestrial communication systems, specifically a signal collision avoidance system between a terrestrial transmitter and an airborne receiver, is disclosed. The terrestrial communication system includes an electronic processor configured to determine a receive frequency from a nearby airborne receiver, determine a transmit frequency from a communicatively coupled terrestrial transmitter, and modify the transmit frequency of the terrestrial transmitter based on the determined receive frequency and transmit frequency. To modify the transmit frequency, the electronic processor compares the receive frequency and the transmit frequency to determine a channel type. Based on the determined channel type, including co-channel and adjacent-channel, the electronic processor modifies a spectrum signature of the transmit frequency so that the transmit frequency does not interfere with the receive frequency of the airborne receiver.
H04W 72/0453 - Ressources du domaine fréquentiel, p. ex. porteuses dans des AMDF [FDMA]
H04W 72/541 - Critères d’affectation ou de planification des ressources sans fil sur la base de critères de qualité en utilisant le niveau d’interférence
18.
Intelligent packet repetition in mobile satellite service (MSS) links to overcome channel blockages
Systems and methods for intelligent packet repetition in mobile satellite service links to overcome channel blockages. One example method includes transmitting and receiving packetized wireless communications between first and second communications devices via a bidirectional wireless link. The method includes receiving, by a first communications device from a second communications device, feedback information including an indication of a blockage in the communication channel, the indication including information indicating the presence and extent of the blockage, wherein the feedback does not include status indications for individual received packets. The method includes, responsive to receiving the indication of a blockage in the communication channel, determining a packet repeat value based on the feedback information, wherein the packet repeat value is greater than one. The method includes modifying a transmit signal of the bidirectional wireless link to repeat transmitted packets based on the packet repeat value and transmitting the downlink signal. The decision to turn on packet repetition, the number of repeats, may also be informed by the geographic location of the receiver.
H04L 1/18 - Systèmes de répétition automatique, p. ex. systèmes Van Duuren
H04L 1/16 - Dispositions pour détecter ou empêcher les erreurs dans l'information reçue en utilisant un canal de retour dans lesquelles le canal de retour transporte des signaux de contrôle, p. ex. répétition de signaux de demande
19.
INTELLIGENT PACKET REPETITION IN MOBILE SATELLITE SERVICE (MSS) LINKS TO OVERCOME CHANNEL BLOCKAGES
Systems and methods for intelligent packet repetition in mobile satellite service links to overcome channel blockages. One example method includes transmitting and receiving packetized wireless communications between first and second communications devices via a bidirectional wireless link, wherein receiving, by a first communications device from a second communications device, feedback information including an indication of a blockage in the communication channel. The method includes, responsive to receiving the indication of a blockage in the communication channel, determining a packet repeat value based on the feedback information, wherein the packet repeat value is greater than one.
Systems and methods for intelligent packet repetition in mobile satellite service links to overcome channel blockages. One example method includes transmitting and receiving packetized wireless communications between first and second communications devices via a bidirectional wireless link, wherein receiving, by a first communications device from a second communications device, feedback information including an indication of a blockage in the communication channel. The method includes, responsive to receiving the indication of a blockage in the communication channel, determining a packet repeat value based on the feedback information, wherein the packet repeat value is greater than one.
H04B 7/005 - Commande de la transmissionÉgalisation
H04L 1/00 - Dispositions pour détecter ou empêcher les erreurs dans l'information reçue
H04L 1/08 - Dispositions pour détecter ou empêcher les erreurs dans l'information reçue par émission répétée, p. ex. système Verdan
H04L 1/16 - Dispositions pour détecter ou empêcher les erreurs dans l'information reçue en utilisant un canal de retour dans lesquelles le canal de retour transporte des signaux de contrôle, p. ex. répétition de signaux de demande
A terrestrial communication systems, specifically a signal collision avoidance system between a terrestrial transmitter and an airborne receiver, is disclosed. The terrestrial communication system includes an electronic processor configured to determine a receive frequency from a nearby airborne receiver, determine a transmit frequency from a communicatively coupled terrestrial transmitter, and modify the transmit frequency of the terrestrial transmitter based on the determined receive frequency and transmit frequency. To modify the transmit frequency, the electronic processor compares the receive frequency and the transmit frequency to determine a channel type. Based on the determined channel type, including co-channel and adjacent-channel, the electronic processor modifies a spectrum signature of the transmit frequency so that the transmit frequency does not interfere with the receive frequency of the airborne receiver.
Systems and methods for adaptive beamforming for a mobile satellite system (MSS). Embodiments described herein provide individual-user-optimized, adaptive beamforming. One example system creates a user beam optimized based either on known user locations or the waveforms received from all cochannel users. The user beam maximizes the signal-to-interference-noise relative to the desired user, both in the forward and return links. The optimization process considers the spatial distribution of all cochannel users in the footprint of the satellite. The user beam adapts to the user's location and co-channel interference environment.
H04B 7/06 - Systèmes de diversitéSystèmes à plusieurs antennes, c.-à-d. émission ou réception utilisant plusieurs antennes utilisant plusieurs antennes indépendantes espacées à la station d'émission
The present disclosure describes the concept of operations and the medium access control protocols of a wireless communication system using code-division multiple access with interference avoidance (CDMA-IA) as its physical layer. The system can dynamically share a common band with other networks without a central radio resource controller. In one embodiment, the wireless communication system includes a plurality of radio nodes forming a wireless mesh network, wherein the pairs of radio nodes use, individually optimized, time division duplexing. At least one radio node includes a software-defined radio, a memory, and an electronic processor. The electronic processor is configured to control the software-defined radio to transmit a pilot signal and share various state information with the other nodes of the network. The shared information includes local spectrum occupancy and node connectivity sets. The pervasive sharing of spectrum occupancy among all nodes enables the usage of the shared band to be maximized.
H04B 1/00 - Détails des systèmes de transmission, non couverts par l'un des groupes Détails des systèmes de transmission non caractérisés par le milieu utilisé pour la transmission
The present disclosure describes the concept of operations and the medium access control protocols of a wireless communication system using code-division multiple access with interference avoidance (CDMA-IA) as its physical layer. The system can dynamically share a common band with other networks without a central radio resource controller. In one embodiment, the wireless communication system includes a plurality of radio nodes forming a wireless mesh network, wherein the pairs of radio nodes use, individually optimized, time division duplexing. At least one radio node includes a software-defined radio, a memory, and an electronic processor. The electronic processor is configured to control the software-defined radio to transmit a pilot signal and share various state information with the other nodes of the network. The shared information includes local spectrum occupancy and node connectivity sets. The pervasive sharing of spectrum occupancy among all nodes enables the usage of the shared band to be maximized.
The present disclosure describes the concept of operations and the medium access control protocols of a wireless communication system using code-division multiple access with interference avoidance (CDMA-IA) as its physical layer. The system can dynamically share a common band with other networks without a central radio resource controller. In one embodiment, the wireless communication system includes a plurality of radio nodes forming a wireless mesh network, wherein the pairs of radio nodes use, individually optimized, time division duplexing. At least one radio node includes a software-defined radio, a memory, and an electronic processor. The electronic processor is configured to control the software-defined radio to transmit a pilot signal and share various state information with the other nodes of the network. The shared information includes local spectrum occupancy and node connectivity sets. The pervasive sharing of spectrum occupancy among all nodes enables the usage of the shared band to be maximized.
H04B 1/00 - Détails des systèmes de transmission, non couverts par l'un des groupes Détails des systèmes de transmission non caractérisés par le milieu utilisé pour la transmission
Devices, methods, and systems for uplink synchronization in time division multiple access (TDMA) satellite network. In one embodiment, an earth-based satellite terminal is configured to communicate with a satellite hub through a satellite using the TDMA communication protocol. The earth-based satellite terminal is configured to determine its own location, a location of the satellite, estimate a distance between the location of the terminal and the location of the satellite, determine a Coarse Timing Advance based on the distance that is estimated, and transmit data to the satellite based on the Coarse Timing Advance and the TDMA communication protocol. The Coarse Timing Advance may allow uplink TDMA communication without a preamble transmission on a random access channel, the preamble transmission being required in many conventional systems.
Hybrid self-organizing networks. One example system includes a cellular network and a mobile satellite network. The cellular network includes a cellular base station configured to perform at least one cellular interference mitigation measure. The cellular network is configured to provide wireless communications in a first frequency band within a first deployed area. The mobile satellite network includes a mobile satellite network terminal configured to perform at least one satellite interference mitigation measure. The mobile satellite network is configured to provide wireless communications in the first frequency band within a second deployed area separated from the first deployed area by a first standoff distance. Performance of one or both of the at least one cellular interference mitigation measure and the at least one satellite interference mitigation measure results in a second standoff distance that is less than the first standoff distance.
Hybrid self-organizing networks. One example system includes a cellular network and a mobile satellite network. The cellular network includes a cellular base station configured to perform at least one cellular interference mitigation measure. The cellular network is configured to provide wireless communications in a first frequency band within a first deployed area. The mobile satellite network includes a mobile satellite network terminal configured to perform at least one satellite interference mitigation measure. The mobile satellite network is configured to provide wireless communications in the first frequency band within a second deployed area separated from the first deployed area by a first standoff distance. Performance of one or both of the at least one cellular interference mitigation measure and the at least one satellite interference mitigation measure results in a second standoff distance that is less than the first standoff distance.
Hybrid self-organizing networks. One example system includes a cellular network and a mobile satellite network. The cellular network includes a cellular base station configured to perform at least one cellular interference mitigation measure. The cellular network is configured to provide wireless communications in a first frequency band within a first deployed area. The mobile satellite network includes a mobile satellite network terminal configured to perform at least one satellite interference mitigation measure. The mobile satellite network is configured to provide wireless communications in the first frequency band within a second deployed area separated from the first deployed area by a first standoff distance. Performance of one or both of the at least one cellular interference mitigation measure and the at least one satellite interference mitigation measure results in a second standoff distance that is less than the first standoff distance.
A frequency drift compensation system for a radio receiver includes a pilot signal generator that is configured to generate two pilot signals, a local oscillator that is configured to generate a local oscillator frequency signal, a first mixer that generates a first offset pilot signal, a second mixer that generates a second offset pilot signal, and a summer that is configured to add the first offset pilot signal and the second offset pilot signal to the intermediate frequency signal to obtain a composite signal. The frequency drift compensation system includes a processor that is configured to detect frequency drift in the offset pilot signal responsive to the composite signal and to generate a frequency drift control signal to compensate for the frequency drift. Related radio receivers, GPS receivers, and methods are described.
Systems and methods for adaptive beamforming for a mobile satellite system (MSS). Embodiments described herein provide individual-user-optimized, adaptive beamforming. One example system creates a user beam optimized based either on known user locations or the waveforms received from all cochannel users. The user beam maximizes the signal-to-interference-noise relative to the desired user, both in the forward and return links. The optimization process considers the spatial distribution of all cochannel users in the footprint of the satellite. The user beam adapts to the user's location and cochannel interference environment.
H04B 1/00 - Détails des systèmes de transmission, non couverts par l'un des groupes Détails des systèmes de transmission non caractérisés par le milieu utilisé pour la transmission
32.
SYSTEMS AND METHODS OF ADAPTIVE BEAMFORMING FOR MOBILE SATELLITE SYSTEMS BASED ON USER LOCATIONS AND CO-CHANNEL WAVEFORMS
Systems and methods for adaptive beamforming for a mobile satellite system (MSS). Embodiments described herein provide individual-user-optimized, adaptive beamforming. One example system creates a user beam optimized based either on known user locations or the waveforms received from all cochannel users. The user beam maximizes the signal-to-interference-noise relative to the desired user, both in the forward and return links. The optimization process considers the spatial distribution of all cochannel users in the footprint of the satellite. The user beam adapts to the user's location and cochannel interference environment.
H04B 1/00 - Détails des systèmes de transmission, non couverts par l'un des groupes Détails des systèmes de transmission non caractérisés par le milieu utilisé pour la transmission
Systems and methods for adaptive beamforming for a mobile satellite system (MSS). Embodiments described herein provide individual-user-optimized, adaptive beamforming. One example system creates a user beam optimized based either on known user locations or the waveforms received from all cochannel users. The user beam maximizes the signal-to-interference-noise relative to the desired user, both in the forward and return links. The optimization process considers the spatial distribution of all cochannel users in the footprint of the satellite. The user beam adapts to the user's location and co-channel interference environment.
H04B 7/06 - Systèmes de diversitéSystèmes à plusieurs antennes, c.-à-d. émission ou réception utilisant plusieurs antennes utilisant plusieurs antennes indépendantes espacées à la station d'émission
H04B 7/216 - Accès multiple par répartition de codage ou par étalement de spectre
The present disclosure includes devices, systems, and methods for communicating with unmanned aerial vehicles. In one embodiment, the present disclosure includes a server including a communication interface, a memory, and an electronic processor communicatively connected to the memory. The electronic processor is configured to communicate with one or more unmanned aerial vehicles via the communication interface and a satellite network, communicate with the one or more unmanned aerial vehicles via the communication interface and a terrestrial network, and communicate with the one or more unmanned aerial vehicles via the communication interface and a combination of the satellite network and the terrestrial network.
H04W 4/02 - Services utilisant des informations de localisation
H04W 76/14 - Établissement de la connexion en mode direct
H04W 4/40 - Services spécialement adaptés à des environnements, à des situations ou à des fins spécifiques pour les véhicules, p. ex. communication véhicule-piétons
H04W 4/10 - Services de messagerie instantanée vocale ou de messagerie sur appel
G05D 1/00 - Commande de la position, du cap, de l'altitude ou de l'attitude des véhicules terrestres, aquatiques, aériens ou spatiaux, p. ex. utilisant des pilotes automatiques
G01S 19/07 - Éléments coopérantsInteraction ou communication entre les différents éléments coopérants ou entre les éléments coopérants et les récepteurs fournissant des données pour corriger les données de positionnement mesurées, p. ex. DGPS [GPS différentiel] ou corrections ionosphériques
G05D 1/02 - Commande de la position ou du cap par référence à un système à deux dimensions
H04W 84/12 - Réseaux locaux sans fil [WLAN Wireless Local Area Network]
G01S 19/41 - Correction différentielle, p. ex. DGPS [GPS différentiel]
35.
DEVICES, SYSTEMS, AND METHODS FOR AUTONOMOUSLY LANDING UNMANNED AERIAL VEHICLES WITH COLLABORATIVE INFORMATION SHARING
The present disclosure includes devices, systems, and methods for autonomously landing unmanned aerial vehicles (UAVs) with collaborative information sharing and without a central coordinating entity. In one embodiment, the present disclosure includes an unmanned aerial vehicle including a communication interface, a memory; and an electronic processor. The communication interface is configured to establish a wireless communication link with one or more unmanned aerial vehicles. The electronic processor configured to autonomously coordinate landings at a landing strip with the one or more unmanned aerial vehicles to prevent collisions exchanging messages with the one or more unmanned aerial vehicles via the wireless communication link according to a collision avoidance protocol, and wherein the autonomous coordination occurs without a central coordination entity.
The present disclosure includes devices, systems, and methods for autonomously landing unmanned aerial vehicles (UAVs) with collaborative information sharing and without a central coordinating entity. In one embodiment, the present disclosure includes an unmanned aerial vehicle including a communication interface, a memory; and an electronic processor. The communication interface is configured to establish a wireless communication link with one or more unmanned aerial vehicles. The electronic processor configured to autonomously coordinate landings at a landing strip with the one or more unmanned aerial vehicles to prevent collisions exchanging messages with the one or more unmanned aerial vehicles via the wireless communication link according to a collision avoidance protocol, and wherein the autonomous coordination occurs without a central coordination entity.
G08G 5/02 - Aides pour l'atterrissage automatique, c. à d. systèmes dans lesquels les données des vols d'avions arrivant sont traitées de façon à fournir les données d'atterrissage
G05D 1/00 - Commande de la position, du cap, de l'altitude ou de l'attitude des véhicules terrestres, aquatiques, aériens ou spatiaux, p. ex. utilisant des pilotes automatiques
G05D 1/10 - Commande de la position ou du cap dans les trois dimensions simultanément
B64D 45/04 - Aides à l'atterrissageDispositifs de sécurité pour éviter la prise de sol brutale
H04W 4/40 - Services spécialement adaptés à des environnements, à des situations ou à des fins spécifiques pour les véhicules, p. ex. communication véhicule-piétons
B64D 45/00 - Indicateurs ou dispositifs de protection d'aéronefs, non prévus ailleurs
37.
DEVICES, SYSTEMS, AND METHODS FOR AUTONOMOUSLY LANDING UNMANNED AERIAL VEHICLES WITH COLLABORATIVE INFORMATION SHARING
The present disclosure includes devices, systems, and methods for autonomously landing unmanned aerial vehicles (UAVs) with collaborative information sharing and without a central coordinating entity. In one embodiment, the present disclosure includes an unmanned aerial vehicle including a communication interface, a memory; and an electronic processor. The communication interface is configured to establish a wireless communication link with one or more unmanned aerial vehicles. The electronic processor configured to autonomously coordinate landings at a landing strip with the one or more unmanned aerial vehicles to prevent collisions exchanging messages with the one or more unmanned aerial vehicles via the wireless communication link according to a collision avoidance protocol, and wherein the autonomous coordination occurs without a central coordination entity.
Devices, methods, and systems for uplink synchronization in time division multiple access (TDMA) satellite network. In one embodiment, an earth-based satellite terminal is configured to communicate with a satellite hub through a satellite using the TDMA communication protocol. The earth-based satellite terminal is configured to determine its own location, a location of the satellite, estimate a distance between the location of the terminal and the location of the satellite, determine a Coarse Timing Advance based on the distance that is estimated, and transmit data to the satellite based on the Coarse Timing Advance and the TDMA communication protocol. The Coarse Timing Advance may allow uplink TDMA communication without a preamble transmission on a random access channel, the preamble transmission being required in many conventional systems.
G01S 19/00 - Systèmes de positionnement par satellite à radiopharesDétermination de position, de vitesse ou d'attitude au moyen de signaux émis par ces systèmes
G01S 19/07 - Éléments coopérantsInteraction ou communication entre les différents éléments coopérants ou entre les éléments coopérants et les récepteurs fournissant des données pour corriger les données de positionnement mesurées, p. ex. DGPS [GPS différentiel] ou corrections ionosphériques
G01S 19/25 - Acquisition ou poursuite des signaux émis par le système faisant intervenir des données d'assistance reçues en provenance d'un élément coopérant, p. ex. un GPS assisté
Devices, methods, and systems for uplink synchronization in time division multiple access (TDMA) satellite network. In one embodiment, an earth-based satellite terminal is configured to communicate with a satellite hub through a satellite using the TDMA communication protocol. The earth-based satellite terminal is configured to determine its own location, a location of the satellite, estimate a distance between the location of the terminal and the location of the satellite, determine a Coarse Timing Advance based on the distance that is estimated, and transmit data to the satellite based on the Coarse Timing Advance and the TDMA communication protocol. The Coarse Timing Advance may allow uplink TDMA communication without a preamble transmission on a random access channel, the preamble transmission being required in many conventional systems.
G01S 19/00 - Systèmes de positionnement par satellite à radiopharesDétermination de position, de vitesse ou d'attitude au moyen de signaux émis par ces systèmes
G01S 19/07 - Éléments coopérantsInteraction ou communication entre les différents éléments coopérants ou entre les éléments coopérants et les récepteurs fournissant des données pour corriger les données de positionnement mesurées, p. ex. DGPS [GPS différentiel] ou corrections ionosphériques
G01S 19/25 - Acquisition ou poursuite des signaux émis par le système faisant intervenir des données d'assistance reçues en provenance d'un élément coopérant, p. ex. un GPS assisté
Devices, methods, and systems for uplink synchronization in time division multiple access (TDMA) satellite network. In one embodiment, an earth-based satellite terminal is configured to communicate with a satellite hub through a satellite using the TDMA communication protocol. The earth-based satellite terminal is configured to determine its own location, a location of the satellite, estimate a distance between the location of the terminal and the location of the satellite, determine a Coarse Timing Advance based on the distance that is estimated, and transmit data to the satellite based on the Coarse Timing Advance and the TDMA communication protocol. The Coarse Timing Advance may allow uplink TDMA communication without a preamble transmission on a random access channel, the preamble transmission being required in many conventional systems.
Systems and methods for exchanging data over a network are described. One method includes receiving, from a computing device via a physical network port, a request to forward network traffic, the request including a network domain identifier and a user identifier. The method includes retrieving, from a database storing user information, a user profile based on the user identifier. The method includes determining whether the traffic forwarding request is valid based on the user profile. The method includes, when the traffic forwarding request is valid, provisioning, on the network, an application service virtual circuit between a local virtual port of a communication interface coupled to the electronic processor and a peer port at a remote communication endpoint. The method includes forwarding the network traffic from the computing device to the remote communication end point via the application service virtual circuit.
H04L 12/715 - Routage hiérarchique, p.ex. réseaux en grappe ou routage inter-domaine
G06F 9/455 - ÉmulationInterprétationSimulation de logiciel, p. ex. virtualisation ou émulation des moteurs d’exécution d’applications ou de systèmes d’exploitation
H04L 12/703 - Prévention ou récupération du défaut de routage, p.ex. reroutage, redondance de route "virtual router redundancy protocol" [VRRP] ou "hot standby router protocol" [HSRP]
Systems and methods for exchanging data over a network are described. One method includes receiving, from a com- puting device via a physical network port, a request to forward network traffic, the request including a network domain identifier and a user identifier. The method includes retrieving, from a database storing user information, a user profile based on the user identifier. The method includes determining whether the traffic forwarding request is valid based on the user profile. The method includes, when the traffic forwarding request is valid, provisioning, on the network, an application service virtual circuit between a local virtual port of a communication interface coupled to the electronic processor and a peer port at a remote communication endpoint. The method includes forwarding the network traffic from the computing device to the remote communication end point via the application service virtual circuit.
H04L 9/18 - Chiffrement par modification sérielle et continue du flux d'éléments de données, p. ex. systèmes de codage en continu
H04L 12/28 - Réseaux de données à commutation caractérisés par la configuration des liaisons, p. ex. réseaux locaux [LAN Local Area Networks] ou réseaux étendus [WAN Wide Area Networks]
H04L 45/00 - Routage ou recherche de routes de paquets dans les réseaux de commutation de données
H04L 47/80 - Actions liées au type d'utilisateur ou à la nature du flux
H04L 67/63 - Ordonnancement ou organisation du service des demandes d'application, p. ex. demandes de transmission de données d'application en utilisant l'analyse et l'optimisation des ressources réseau requises en acheminant une demande de service en fonction du contenu ou du contexte de la demande
Devices and methods for exchanging data over a network are described. One device includes a communication interface and an electronic processor coupled to the communication interface. The electronic processor is configured to receive, via the communication interface, at least one network message including a payload associated with an IoT device. The electronic processor is configured to retrieve a data exchange policy for the IoT device. The electronic processor is configured to determine whether the payload is valid based on the data exchange policy. The electronic processor is configured to in response to determining that the payload is invalid, process the at least one network message based on the data exchange policy.
G06F 15/173 - Communication entre processeurs utilisant un réseau d'interconnexion, p. ex. matriciel, de réarrangement, pyramidal, en étoile ou ramifié
G06F 11/00 - Détection d'erreursCorrection d'erreursContrôle de fonctionnement
Systems and methods for exchanging data over a network are described. One method includes receiving, from a computing device via a physical network port, a request to forward network traffic, the request including a network domain identifier and a user identifier. The method includes retrieving, from a database storing user information, a user profile based on the user identifier. The method includes determining whether the traffic forwarding request is valid based on the user profile. The method includes, when the traffic forwarding request is valid, provisioning, on the network, an application service virtual circuit between a local virtual port of a communication interface coupled to the electronic processor and a peer port at a remote communication endpoint. The method includes forwarding the network traffic from the computing device to the remote communication end point via the application service virtual circuit.
H04L 12/28 - Réseaux de données à commutation caractérisés par la configuration des liaisons, p. ex. réseaux locaux [LAN Local Area Networks] ou réseaux étendus [WAN Wide Area Networks]
H04L 29/06 - Commande de la communication; Traitement de la communication caractérisés par un protocole
H04L 12/851 - Actions liées au type de trafic, p.ex. qualité de service ou priorité
45.
WIRELESS COMMUNICATION SYSTEMS WITH CODE-DIVISION MULTIPLE ACCESS AND INTERFERENCE AVOIDANCE
The present disclosure includes wireless communication systems with code-division multiple access with interference avoidance (CDMA-LA). In one embodiment, the wireless communication system includes a plurality of transmitters and a plurality of receivers. At least one transmitter of the plurality of transmitters is configured to detect unoccupied segments of spectrum occupancy of interference at one of the plurality of receivers, and spread power of a transmitted signal non-uniformly across a channel bandwidth that is much wider than an information bandwidth of the transmitted signal using a plurality of non-contiguous spectral segments that correspond to the unoccupied segments of the spectrum occupancy of the interference at the one of the plurality of receivers. At least one receiver of the plurality of receivers is configured to perform a demodulation process by coherently integrating the power of the transmitted signal over the plurality of non-contiguous spectral segments.
The present disclosure includes wireless communication systems with code-division multiple access with interference avoidance (CDMA-LA). In one embodiment, the wireless communication system includes a plurality of transmitters and a plurality of receivers. At least one transmitter of the plurality of transmitters is configured to detect unoccupied segments of spectrum occupancy of interference at one of the plurality of receivers, and spread power of a transmitted signal non-uniformly across a channel bandwidth that is much wider than an information bandwidth of the transmitted signal using a plurality of non-contiguous spectral segments that correspond to the unoccupied segments of the spectrum occupancy of the interference at the one of the plurality of receivers. At least one receiver of the plurality of receivers is configured to perform a demodulation process by coherently integrating the power of the transmitted signal over the plurality of non-contiguous spectral segments.
The present disclosure includes wireless communication systems with code-division multiple access with interference avoidance (CDMA-IA). In one embodiment, the wireless communication system includes a plurality of transmitters and a plurality of receivers. At least one transmitter of the plurality of transmitters is configured to detect unoccupied segments of spectrum occupancy of interference at one of the plurality of receivers, and spread power of a transmitted signal non-uniformly across a channel bandwidth that is much wider than an information bandwidth of the transmitted signal using a plurality of non-contiguous spectral segments that correspond to the unoccupied segments of the spectrum occupancy of the interference at the one of the plurality of receivers. At least one receiver of the plurality of receivers is configured to perform a demodulation process by coherently integrating the power of the transmitted signal over the plurality of non-contiguous spectral segments.
A system includes a modulator, a beam former, earth equipment, and a spotbeam satellite. The modulator is configured to receive localized content, generate N localized content delivery platform frames from the localized content, and generate intermediate frequency (IF) carriers that are modulated with the N localized content delivery platform frames. The beam former is configured to process the IF carriers to enable beamforming in a satellite service band. The earth equipment is configured to frequency translate the IF carriers that are processed into feederlink signals in a feederlink band, and transmit the feederlink signals. The spotbeam satellite is configured to receive the feederlink signals, generate a multicast transmission by frequency translating the feederlink signals to the satellite service band, and transmit the multicast transmission to form N spotbeams, N being an integer greater than zero.
G01S 19/07 - Éléments coopérantsInteraction ou communication entre les différents éléments coopérants ou entre les éléments coopérants et les récepteurs fournissant des données pour corriger les données de positionnement mesurées, p. ex. DGPS [GPS différentiel] ou corrections ionosphériques
H04W 4/06 - Répartition sélective de services de diffusion, p. ex. service de diffusion/multidiffusion multimédiaServices à des groupes d’utilisateursServices d’appel sélectif unidirectionnel
A system includes a modulator, a beam former, earth equipment, and a spotbeam satellite. The modulator is configured to receive localized content, generate N localized content delivery platform frames from the localized content, and generate intermediate frequency (IF) carriers that are modulated with the N localized content delivery platform frames. The beam former is configured to process the IF carriers to enable beamforming in a satellite service band. The earth equipment is configured to frequency translate the IF carriers that are processed into feederlink signals in a feederlink band, and transmit the feederlink signals. The spotbeam satellite is configured to receive the feederlink signals, generate a multicast transmission by frequency translating the feederlink signals to the satellite service band, and transmit the multicast transmission to form N spotbeams, N being an integer greater than zero.
A system includes a modulator, a beam former, earth equipment, and a spotbeam satellite. The modulator is configured to receive localized content, generate N localized content delivery platform frames from the localized content, and generate intermediate frequency (IF) carriers that are modulated with the N localized content delivery platform frames. The beam former is configured to process the IF carriers to enable beamforming in a satellite service band. The earth equipment is configured to frequency translate the IF carriers that are processed into feederlink signals in a feederlink band, and transmit the feederlink signals. The spotbeam satellite is configured to receive the feederlink signals, generate a multicast transmission by frequency translating the feederlink signals to the satellite service band, and transmit the multicast transmission to form N spotbeams, N being an integer greater than zero.
H04B 7/06 - Systèmes de diversitéSystèmes à plusieurs antennes, c.-à-d. émission ou réception utilisant plusieurs antennes utilisant plusieurs antennes indépendantes espacées à la station d'émission
G01S 19/43 - Détermination de position utilisant les mesures de la phase de la porteuse, p. ex. le positionnement cinématiqueDétermination de position utilisant l'interférométrie à ligne de base longue ou courte
51.
SYSTEMS AND METHODS FOR LOCATING AND RESOLVING INADVERTENT INTERFERENCE WITH A THIRD-PARTY COMMUNICATION DEVICE
A system includes a base station and a server. The server includes a communication interface, a memory, and an electronic processor communicatively connected to the memory. The communication interface is configured to communicate with one or more base stations including the base station. The electronic processor is configured to receive location information of a third-party communication device that has received interference, determine whether the third-party communication device is located within a threshold distance from the base station based on a first interference radius associated with the base station, and output one or more resolution options to resolve interference between the base station and the third-party communication device in response to determining that the third-party communication device is located within the threshold distance from the base station.
H04W 4/02 - Services utilisant des informations de localisation
H04W 24/02 - Dispositions pour optimiser l'état de fonctionnement
H04W 52/24 - Commande de puissance d'émission [TPC Transmission power control] le TPC étant effectué selon des paramètres spécifiques utilisant le rapport signal sur parasite [SIR Signal to Interference Ratio] ou d'autres paramètres de trajet sans fil
52.
SYSTEMS AND METHODS FOR LOCATING AND RESOLVING INADVERTENT INTERFERENCE WITH A THIRD-PARTY COMMUNICATION DEVICE
A system includes a base station and a server. The server includes a communication interface, a memory, and an electronic processor communicatively connected to the memory. The communication interface is configured to communicate with one or more base stations including the base station. The electronic processor is configured to receive location information of a third-party communication device that has received interference, determine whether the third-party communication device is located within a threshold distance from the base station based on a first interference radius associated with the base station, and output one or more resolution options to resolve interference between the base station and the third-party communication device in response to determining that the third-party communication device is located within the threshold distance from the base station.
A system includes a base station and a server. The server includes a communication interface, a memory, and an electronic processor communicatively connected to the memory. The communication interface is configured to communicate with one or more base stations including the base station. The electronic processor is configured to receive location information of a third-party communication device that has received interference, determine whether the third-party communication device is located within a threshold distance from the base station based on a first interference radius associated with the base station, and output one or more resolution options to resolve interference between the base station and the third-party communication device in response to determining that the third-party communication device is located within the threshold distance from the base station.
H04W 24/02 - Dispositions pour optimiser l'état de fonctionnement
H04W 4/02 - Services utilisant des informations de localisation
H04W 4/029 - Services de gestion ou de suivi basés sur la localisation
H04W 52/24 - Commande de puissance d'émission [TPC Transmission power control] le TPC étant effectué selon des paramètres spécifiques utilisant le rapport signal sur parasite [SIR Signal to Interference Ratio] ou d'autres paramètres de trajet sans fil
54.
SYSTEMS, DEVICES, AND METHODS FOR VEHICLE SPEED CONTROL
A network system for controlling a vehicle speed includes a server, a satellite, and a control device for monitoring and modifying a speed of the vehicle. The server receives information relating to at least one travel condition, calculates a target speed based on the at least one travel condition, and transmits one or more commands indicative of the target speed. The satellite is communicatively coupled to the server and receives the command(s) indicative of the target speed. The control device includes a speed sensor generating a signal indicative of a sensed vehicle speed, a receiver communicatively coupled to the satellite and receiving the command(s) indicative of the target speed, and a controller. The controller calculates a difference between the target speed and the sensed vehicle speed, and modifies operation of a prime mover and/or traction elements to cause the sensed vehicle speed to match the target speed.
A network system for controlling a vehicle speed includes a server, a satellite, and a control device for monitoring and modifying a speed of the vehicle. The server receives information relating to at least one travel condition, calculates a target speed based on the at least one travel condition, and transmits one or more commands indicative of the target speed. The satellite is communicatively coupled to the server and receives the command(s) indicative of the target speed. The control device includes a speed sensor generating a signal indicative of a sensed vehicle speed, a receiver communicatively coupled to the satellite and receiving the command(s) indicative of the target speed, and a controller. The controller calculates a difference between the target speed and the sensed vehicle speed, and modifies operation of a prime mover and/or traction elements to cause the sensed vehicle speed to match the target speed.
Systems and methods for simultaneous multi-path TCP data flows over a plurality of transport paths, such as satellite and terrestrial networks. One system enables the plurality of paths to be used for increasing the end-to-end transport reliability or throughput of the network, depending on the prevailing reliabilities of the paths. One method includes determining, with a first electronic processor, a first reliability for a first network path configured to carry a first data stream, and a second reliability for a second network path configured to carry a second data stream. The method includes transmitting the first and second reliabilities to a second electronic processor. The method includes receiving a selected mode based on the first and second reliabilities, said mode indicating whether the plurality of paths are being used to enhance reliability or throughput. The method includes receiving the first and second data streams, and processing the first and second data streams based on the selected mode. The method includes determining the relative delays between the plurality of paths and equalizing the delays through buffering, which may be performed either at the transmitter, the receiver or both.
Systems and methods for simultaneous multi-path TCP data flows over a plurality of transport paths, such as satellite and terrestrial networks. One system enables the plurality of paths to be used for increasing the end-to-end transport reliability or throughput of the network, depending on the prevailing reliabilities of the paths. One method includes determining, with a first electronic processor, a first reliability for a first network path configured to carry a first data stream, and a second reliability for a second network path configured to carry a second data stream. The method includes transmitting the first and second reliabilities to a second electronic processor. The method includes receiving a selected mode based on the first and second reliabilities, said mode indicating whether the plurality of paths are being used to enhance reliability or throughput. The method includes receiving the first and second data streams, and processing the first and second data streams based on the selected mode. The method includes determining the relative delays between the plurality of paths and equalizing the delays through buffering, which may be performed either at the transmitter, the receiver or both.
Systems and methods for simultaneous multi-path TCP data flows over a plurality of transport paths, such as satellite and terrestrial networks. One system enables the plurality of paths to be used for increasing the end-to-end transport reliability or throughput of the network, depending on the prevailing reliabilities of the paths. One method includes determining, with a first electronic processor, a first reliability for a first network path configured to carry a first data stream, and a second reliability for a second network path configured to carry a second data stream. The method includes transmitting the first and second reliabilities to a second electronic processor. The method includes receiving a selected mode based on the first and second reliabilities, said mode indicating whether the plurality of paths are being used to enhance reliability or throughput. The method includes receiving the first and second data streams, and processing the first and second data streams based on the selected mode. The method includes determining the relative delays between the plurality of paths and equalizing the delays through buffering, which may be performed either at the transmitter, the receiver or both.
H04W 28/02 - Gestion du trafic, p. ex. régulation de flux ou d'encombrement
H04W 80/06 - Protocoles de couche transport, p. ex. protocole de commande de transport [TCP Transport Control Protocol] par liaison sans fil
H04W 28/06 - Optimisation, p. ex. compression de l'en-tête, calibrage des informations
H04L 12/707 - Prévention ou récupération du défaut de routage, p.ex. reroutage, redondance de route "virtual router redundancy protocol" [VRRP] ou "hot standby router protocol" [HSRP] par redondance des chemins d’accès
H04B 17/336 - Rapport signal/interférence ou rapport porteuse/interférence
evices, methods, and systems with dynamic spectrum sharing. In one embodiment, a wireless communication device includes a software-defined radio, a spectrum sensing sub-system, a memory, and an electronic processor. The software-defined radio is configured to generate an input signal, and wirelessly communicate with one or more radio nodes using a traffic data channel and a broadcast control channel. The spectrum sensing sub-system is configured to sense local spectrum information from the input signal. The electronic processor is communicatively connected to the memory and the spectrum sensing sub-system and is configured to receive the local spectrum information from the spectrum sensing sub-system, receive spectrum information from the one or more radio nodes, and allocate resources for the traffic data channel based on the local spectrum information and the spectrum information that is received from the one or more radio nodes.
Devices, systems, and methods for channel access in dynamic spectrum sharing. In one embodiment, a server includes a communication interface, a memory, and an electronic processor configured to receive an allotment of bidding credits, determine an amount of available spectrum, generate a power spectrum matrix, generate a bid based on a need for spectrum access and a portion of the allotment of bidding credits, control the communication interface to transmit the power spectrum matrix and the bid to the one or more servers, receive an external power spectrum matrix and an associated bid from each of the one or more servers, compare the bid to the associated bid to determine a winning bid, and control all of the one or more radio nodes to use the spectrum that is associated with the power spectrum matrix in response to determining that the bid is the winning bid.
Devices, methods, and systems with dynamic spectrum sharing. In one embodiment, a wireless communication device includes a software-defined radio, a spectrum sensing sub-system, a memory, and an electronic processor. The software-defined radio is configured to generate an input signal, and wirelessly communicate with one or more radio nodes using a traffic data channel and a broadcast control channel. The spectrum sensing sub-system is configured to sense local spectrum information from the input signal. The electronic processor is communicatively connected to the memory and the spectrum sensing sub-system and is configured to receive the local spectrum information from the spectrum sensing sub-system, receive spectrum information from the one or more radio nodes, and allocate resources for the traffic data channel based on the local spectrum information and the spectrum information that is received from the one or more radio nodes.
H04B 1/00 - Détails des systèmes de transmission, non couverts par l'un des groupes Détails des systèmes de transmission non caractérisés par le milieu utilisé pour la transmission
H04W 72/02 - Sélection de ressources sans fil par un utilisateur ou un terminal
H04L 12/721 - Procédures de routage, p.ex. routage par le chemin le plus court, routage par la source, routage à état de lien ou routage par vecteur de distance
62.
DEVICES, SYSTEMS, AND METHODS FOR CHANNEL ACCESS IN DYNAMIC SPECTRUM SHARING
Devices, systems, and methods for channel access in dynamic spectrum sharing. In one embodiment, a server includes a communication interface, a memory, and an electronic processor configured to receive an allotment of bidding credits, determine an amount of available spectrum, generate a power spectrum matrix, generate a bid based on a need for spectrum access and a portion of the allotment of bidding credits, control the communication interface to transmit the power spectrum matrix and the bid to the one or more servers, receive an external power spectrum matrix and an associated bid from each of the one or more servers, compare the bid to the associated bid to determine a winning bid, and control all of the one or more radio nodes to use the spectrum that is associated with the power spectrum matrix in response to determining that the bid is the winning bid.
H04W 16/00 - Planification du réseau, p. ex. outils de planification de couverture ou de traficDéploiement de réseau, p. ex. répartition des ressources ou structures des cellules
63.
DEVICES, METHODS, AND SYSTEMS WITH DYNAMIC SPECTRUM SHARING
Devices, methods, and systems with dynamic spectrum sharing. In one embodiment, a wireless communication device includes a software-defined radio, a spectrum sensing sub-system, a memory, and an electronic processor. The software-defined radio is configured to generate an input signal, and wirelessly communicate with one or more radio nodes using a traffic data channel and a broadcast control channel. The spectrum sensing sub-system is configured to sense local spectrum information from the input signal. The electronic processor is communicatively connected to the memory and the spectrum sensing sub-system and is configured to receive the local spectrum information from the spectrum sensing sub-system, receive spectrum information from the one or more radio nodes, and allocate resources for the traffic data channel based on the local spectrum information and the spectrum information that is received from the one or more radio nodes.
Devices, systems, and methods for channel access in dynamic spectrum sharing. In one embodiment, a server includes a communication interface, a memory, and an electronic processor configured to receive an allotment of bidding credits, determine an amount of available spectrum, generate a power spectrum matrix, generate a bid based on a need for spectrum access and a portion of the allotment of bidding credits, control the communication interface to transmit the power spectrum matrix and the bid to the one or more servers, receive an external power spectrum matrix and an associated bid from each of the one or more servers, compare the bid to the associated bid to determine a winning bid, and control all of the one or more radio nodes to use the spectrum that is associated with the power spectrum matrix in response to determining that the bid is the winning bid.
H04W 16/00 - Planification du réseau, p. ex. outils de planification de couverture ou de traficDéploiement de réseau, p. ex. répartition des ressources ou structures des cellules
65.
DEVICES, SYSTEMS, AND METHODS FOR RESOURCE ALLOCATION OF SHARED SPECTRUM
Devices, systems, and methods for resource allocation of shared spectrum. In one embodiment, a server includes a communication interface, a memory, and an electronic processor. The communication interface configured to communicate with one or more servers via a backchannel, and control a terrestrial antenna to provide a wireless network. The electronic processor is configured to allocate bid units, determine whether an increase in spectrum is needed, control the communication interface to transmit a specified number of the bid units to the one or more servers over the backchannel, receive zero or more external bid units from each of the one or more servers, determine whether the zero or more external bid units from the each of the one or more servers is more than or equal to the specified number of the bid units, and control the communication interface to transmit information via the wireless network using the increase in the spectrum.
H04W 16/14 - Dispositions de partage du spectre de fréquence
H04W 28/16 - Gestion centrale des ressourcesNégociation de ressources ou de paramètres de communication, p. ex. négociation de la bande passante ou de la qualité de service [QoS Quality of Service]
Devices, systems, and methods for resource allocation of shared spectrum. In one embodiment, a server includes a communication interface, a memory, and an electronic processor. The communication interface configured to communicate with one or more servers via a backchannel, and control a terrestrial antenna to provide a wireless network. The electronic processor is configured to allocate bid units, determine whether an increase in spectrum is needed, control the communication interface to transmit a specified number of the bid units to the one or more servers over the backchannel, receive zero or more external bid units from each of the one or more servers, determine whether the zero or more external bid units from the each of the one or more servers is more than or equal to the specified number of the bid units, and control the communication interface to transmit information via the wireless network using the increase in the spectrum.
H04W 28/16 - Gestion centrale des ressourcesNégociation de ressources ou de paramètres de communication, p. ex. négociation de la bande passante ou de la qualité de service [QoS Quality of Service]
Devices, systems, and methods for resource allocation of shared spectrum. In one embodiment, a server includes a communication interface, a memory, and an electronic processor. The communication interface configured to communicate with one or more servers via a backchannel, and control a terrestrial antenna to provide a wireless network. The electronic processor is configured to allocate bid units, determine whether an increase in spectrum is needed, control the communication interface to transmit a specified number of the bid units to the one or more servers over the backchannel, receive zero or more external bid units from each of the one or more servers, determine whether the zero or more external bid units from the each of the one or more servers is more than or equal to the specified number of the bid units, and control the communication interface to transmit information via the wireless network using the increase in the spectrum.
H04W 16/14 - Dispositions de partage du spectre de fréquence
H04W 28/16 - Gestion centrale des ressourcesNégociation de ressources ou de paramètres de communication, p. ex. négociation de la bande passante ou de la qualité de service [QoS Quality of Service]
The present disclosure includes devices, systems, and methods for communicating with unmanned aerial vehicles. In one embodiment, the present disclosure includes a server including a communication interface, a memory, and an electronic processor communicatively connected to the memory. The electronic processor is configured to communicate with one or more unmanned aerial vehicles via the communication interface and a satellite network, communicate with the one or more unmanned aerial vehicles via the communication interface and a terrestrial network, and communicate with the one or more unmanned aerial vehicles via the communication interface and a combination of the satellite network and the terrestrial network.
H04W 76/14 - Établissement de la connexion en mode direct
H04W 4/02 - Services utilisant des informations de localisation
G05D 1/00 - Commande de la position, du cap, de l'altitude ou de l'attitude des véhicules terrestres, aquatiques, aériens ou spatiaux, p. ex. utilisant des pilotes automatiques
G01S 19/07 - Éléments coopérantsInteraction ou communication entre les différents éléments coopérants ou entre les éléments coopérants et les récepteurs fournissant des données pour corriger les données de positionnement mesurées, p. ex. DGPS [GPS différentiel] ou corrections ionosphériques
G05D 1/02 - Commande de la position ou du cap par référence à un système à deux dimensions
The present disclosure includes devices, systems, and methods for communicating with unmanned aerial vehicles. In one embodiment, the present disclosure includes a server including a communication interface, a memory, and an electronic processor communicatively connected to the memory. The electronic processor is configured to communicate with one or more unmanned aerial vehicles via the communication interface and a satellite network, communicate with the one or more unmanned aerial vehicles via the communication interface and a terrestrial network, and communicate with the one or more unmanned aerial vehicles via the communication interface and a combination of the satellite network and the terrestrial network.
G01S 19/07 - Éléments coopérantsInteraction ou communication entre les différents éléments coopérants ou entre les éléments coopérants et les récepteurs fournissant des données pour corriger les données de positionnement mesurées, p. ex. DGPS [GPS différentiel] ou corrections ionosphériques
H01Q 3/08 - Dispositifs pour changer ou faire varier l'orientation ou la forme du diagramme de directivité des ondes rayonnées par une antenne ou un système d'antenne utilisant un mouvement mécanique de l'ensemble d'antenne ou du système d'antenne pour faire varier deux coordonnées de l'orientation
H04B 7/26 - Systèmes de transmission radio, c.-à-d. utilisant un champ de rayonnement pour communication entre plusieurs postes dont au moins un est mobile
H04W 84/12 - Réseaux locaux sans fil [WLAN Wireless Local Area Network]
70.
SYSTEMS AND METHODS FOR FREQUENCY DRIFT COMPENSATION FOR RADIO RECEIVERS
A frequency drift compensation system for a radio receiver includes a pilot signal generator that is configured to generate two pilot signals, a local oscillator that is configured to generate a local oscillator frequency signal, a first mixer that generates a first offset pilot signal, a second mixer that generates a second offset pilot signal, and a summer that is configured to add the first offset pilot signal and the second offset pilot signal to the intermediate frequency signal to obtain a composite signal. The frequency drift compensation system includes a processor that is configured to detect frequency drift in the offset pilot signal responsive to the composite signal and to generate a frequency drift control signal to compensate for the frequency drift. Related radio receivers, GPS receivers, and methods are described.
A frequency drift compensation system for a radio receiver includes a pilot signal generator that is configured to generate two pilot signals, a local oscillator that is configured to generate a local oscillator frequency signal, a first mixer that generates a first offset pilot signal, a second mixer that generates a second offset pilot signal, and a summer that is configured to add the first offset pilot signal and the second offset pilot signal to the intermediate frequency signal to obtain a composite signal. The frequency drift compensation system includes a processor that is configured to detect frequency drift in the offset pilot signal responsive to the composite signal and to generate a frequency drift control signal to compensate for the frequency drift. Related radio receivers, GPS receivers, and methods are described.
Systems and methods for same frequency /band repeaters for satellite and terrestrial links. One system includes a satellite antenna, a terrestrial antenna, a satellite transceiver coupled to the satellite antenna, a terrestrial transceiver coupled to the terrestrial antenna, and a controller communicatively coupled to transceivers. The controller is configured to receive a satellite downlink signal having a first frequency. The controller is configured to receive a plurality of terrestrial return link signals from a plurality of user terminals, the plurality of uplink signals having a second frequency. The controller is configured to generate a repeated, terrestrial downlink signal based on the satellite downlink signal. The controller is configured to generate a repeated satellite uplink signal that is a linearly amplified version of the combined terrestrial uplink signals. The controller is configured to transmit the repeated downlink signal at the first frequency. The controller is configured to transmit the combined uplink signal at the second frequency.
H04B 7/06 - Systèmes de diversitéSystèmes à plusieurs antennes, c.-à-d. émission ou réception utilisant plusieurs antennes utilisant plusieurs antennes indépendantes espacées à la station d'émission
Systems and methods for same frequency /band repeaters for satellite and terrestrial links. One system includes a satellite antenna, a terrestrial antenna, a satellite transceiver coupled to the satellite antenna, a terrestrial transceiver coupled to the terrestrial antenna, and a controller communicatively coupled to transceivers. The controller is configured to receive a satellite downlink signal having a first frequency. The controller is configured to receive a plurality of terrestrial return link signals from a plurality of user terminals, the plurality of uplink signals having a second frequency. The controller is configured to generate a repeated, terrestrial downlink signal based on the satellite downlink signal. The controller is configured to generate a repeated satellite uplink signal that is a linearly amplified version of the combined terrestrial uplink signals. The controller is configured to transmit the repeated downlink signal at the first frequency. The controller is configured to transmit the combined uplink signal at the second frequency.
H04B 7/06 - Systèmes de diversitéSystèmes à plusieurs antennes, c.-à-d. émission ou réception utilisant plusieurs antennes utilisant plusieurs antennes indépendantes espacées à la station d'émission
A frequency drift compensation system for a radio receiver includes a pilot signal generator that is configured to generate two pilot signals, a local oscillator that is configured to generate a local oscillator frequency signal, a first mixer that generates a first offset pilot signal, a second mixer that generates a second offset pilot signal, and a summer that is configured to add the first offset pilot signal and the second offset pilot signal to the intermediate frequency signal to obtain a composite signal. The frequency drift compensation system includes a processor that is configured to detect frequency drift in the offset pilot signal responsive to the composite signal and to generate a frequency drift control signal to compensate for the frequency drift. Related radio receivers, GPS receivers, and methods are described.
09 - Appareils et instruments scientifiques et électriques
38 - Services de télécommunications
Produits et services
(1) Equipment for receiving, processing, and transmitting general data via telecommunications signals, namely telephone and mobile and telephone handsets, telecommunications radio transceiver units, and telecommunications antennae, namely, cellular antennae, microwave antennae, radio antennae, and satellite antennae; wireless communications apparatus and instruments, namely, mobile handsets, laptop computers, tablet computers and modems for the wireless reception and transmission of voice, data or images over terrestrial and satellite-based communications links, gateway routers, base stations and base station controllers; computer control software and hardware used for the control of telecommunication devices, namely satellites and terrestrial communication systems consisting of transmitters and receivers; telecommunications software and hardware, for monitoring, receiving, processing, and providing multiple user access to local, long distance, and global networks. (1) Telecommunication services, namely, local and long distance transmission of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing, and pre-recorded and live video streaming by means of broadband, copper, optical, and satellite wireless networks; data transmission and reception services via telecommunication means namely transmission and reception of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing services, and pre-recorded and live video streaming over cellular, broadband, copper, optical, and satellite wireless networks; telecommunications gateway services namely providing network connectivity services for others between different networks via telecommunication means, namely, transmission and reception of Push-to-Talk and voice telephony, Machine to Machine messages, graphics and streaming video over cellular, broadband, copper, optical, and satellite wireless networks; electronic transmission and reception of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing services, and pre-recorded and live video streaming of others via cellular broadband, copper, optical, and satellite wireless networks; telecommunications backhaul services, namely, providing intermediate wired and wireless connections to a global computer network; telecommunications routing services; providing access to telecommunication networks, namely, providing multiple user access to cellular, broadband, copper, optical, and satellite wireless networks; providing access to telecommunications networks for others, namely facilitating connectivity to cellular, broadband, copper, optical, and satellite wireless networks; telecommunication access services, namely providing access to carrier services, namely, providing multiple user access to a network by means of satellite transmission, telephone lines, fibre optic cables, wireless, wide area and cellular networks, and radio and microwave transmission; internet service provider (ISP) services; telecommunication data broadcasting services, namely, electronic transmission of television and video broadcasting data; satellite communications services, namely the transmission of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing services, and pre-recorded and live video streaming by means of satellite wireless networks; transmission of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing services, and pre-recorded and live video streaming of others via cellular broadband, copper, optical, and satellite wireless networks.
09 - Appareils et instruments scientifiques et électriques
Produits et services
Telecommunications services, namely, local and long distance transmission of voice, data, graphics and video by means of broadband, copper, optical, and satellite wireless networks; data transmission and reception services via telecommunication means; telecommunications gateway services; electronic transmission and reception of messages and data via telecommunication means; telecommunications backhaul services, namely, providing telecommunications connections to a global computer network; telecommunications routing services; providing access to telecommunication networks, namely, providing user access to data transmission and reception services; providing access to telecommunications networks for others; telecommunication access services; internet service provider (ISP) services; telecommunications data broadcasting services, namely, electronic transmission of television and video broadcasting data; satellite communications services; transmission of audio, voice, video, data, and information via satellite and terrestrial networks Equipment for receiving, processing, and transmitting data via telecommunications signals, namely, telecommunications handsets, telecommunications radio transceiver units, and telecommunications antennae; wireless communications apparatus and instruments for voice, data, or image transmission; computer control software and hardware used for the control of information and telecommunication devices; telecommunications software and hardware for monitoring, receiving, processing, and transmitting data via local, long distance, and international networks
09 - Appareils et instruments scientifiques et électriques
Produits et services
Telecommunications services, namely, local and long distance transmission of voice, data, graphics and video by means of broadband, copper, optical, and satellite wireless networks; data transmission and reception services via telecommunication means; telecommunications gateway services; electronic transmission and reception of messages and data via telecommunication means; telecommunications backhaul services, namely, providing telecommunications connections to a global computer network; telecommunications routing services; providing access to telecommunication networks, namely, providing user access to data transmission and reception services; providing access to telecommunications networks for others; telecommunication access services; internet service provider (ISP) services; telecommunications data broadcasting services, namely, electronic transmission of television and video broadcasting data; satellite communications services; transmission of audio, voice, video, data, and information via satellite and terrestrial networks Equipment for receiving, processing, and transmitting data via telecommunications signals, namely, telecommunications handsets, telecommunications radio transceiver units, and telecommunications antennae; wireless communications apparatus and instruments for voice, data, or image transmission; computer control software and hardware used for the control of information and telecommunication devices; telecommunications software and hardware for monitoring, receiving, processing, and transmitting data via local, long distance, and international networks
09 - Appareils et instruments scientifiques et électriques
38 - Services de télécommunications
Produits et services
(1) Equipment for receiving, processing, and transmitting general data via telecommunications signals, namely telephone and mobile and telephone handsets, telecommunications radio transceiver units, and telecommunications antennae, namely, cellular antennae, microwave antennae, radio antennae, and satellite antennae; wireless communications apparatus and instruments, namely, mobile handsets, laptop computers, tablet computers and modems for the wireless reception and transmission of voice, data or images over terrestrial and satellite-based communications links, gateway routers, base stations and base station controllers; computer control software and hardware used for the control of telecommunication devices, namely satellites and terrestrial communication systems consisting of radio and microwave transmitters and receivers; telecommunications software and hardware, for monitoring, receiving, processing, and providing multiple user access to local, long distance, and global networks (1) Telecommunication services, namely, local and long distance transmission of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing, and pre-recorded and live video streaming of technical demonstration videos, instructional video guides and service demonstration videos for using telecommunication equipment by means of broadband, copper, optical, and satellite wireless networks; data transmission and reception services via telecommunication means namely transmission and reception of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing services, and pre-recorded and live video streaming of technical demonstration videos, instructional video guides and service demonstration videos for using telecommunication equipment over cellular, broadband, copper, optical, and satellite wireless networks; telecommunications gateway services namely providing network connectivity services for others between different networks via telecommunication means, namely, transmission and reception of Push-to-Talk and voice telephony, Machine to Machine messages, graphics and streaming video of technical demonstration videos, instructional video guides and service demonstration videos for using telecommunication equipment over cellular, broadband, copper, optical, and satellite wireless networks; electronic transmission and reception of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing services, and pre-recorded and live video streaming of technical demonstration videos, instructional video guides and service demonstration videos for using telecommunication equipment of others via cellular broadband, copper, optical, and satellite wireless networks; telecommunications backhaul services, namely, providing intermediate wired and wireless connections to a global computer network; telecommunications routing services, namely, routing of cellular telephony, satellite telephony and Push-to-talk telephony; providing access to telecommunication networks, namely, providing multiple user access to cellular, broadband, copper, optical, and satellite wireless networks; providing access to telecommunications networks for others, namely facilitating connectivity to cellular, broadband, copper, optical, and satellite wireless networks; telecommunication access services, namely providing access to carrier services, namely, providing multiple user access to a network by means of satellite transmission, telephone lines, fibre optic cables, wireless, wide area and cellular networks, and radio and microwave transmission; internet service provider (ISP) services; telecommunication data broadcasting services, namely, electronic transmission of television and video broadcasting data of pre-recorded television programming, and pre-recorded technical demonstration videos for telecommunication equipment; satellite communications services, namely the transmission of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing services, and pre-recorded and live video streaming of technical demonstration videos, instructional video guides and service demonstration videos for using telecommunication equipment by means of satellite wireless networks; transmission of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing services, and pre-recorded and live video streaming of technical demonstration videos, instructional video guides and service demonstration videos for using telecommunication equipment of others via cellular broadband, copper, optical, and satellite wireless networks
09 - Appareils et instruments scientifiques et électriques
38 - Services de télécommunications
Produits et services
(1) Equipment for receiving, processing, and transmitting general data via telecommunications signals, namely telephone and mobile and telephone handsets, telecommunications radio transceiver units, and telecommunications antennae, namely, cellular antennae, microwave antennae, radio antennae, and satellite antennae; wireless communications apparatus and instruments, namely, mobile handsets, laptop computers, tablet computers and modems for the wireless reception and transmission of voice, data or images over terrestrial and satellite-based communications links, gateway routers, base stations and base station controllers; computer control software and hardware used for the control of telecommunication devices, namely satellites and terrestrial communication systems consisting of radio and microwave transmitters and receivers; telecommunications software and hardware, for monitoring, receiving, processing, and providing multiple user access to local, long distance, and global networks (1) Telecommunication services, namely, local and long distance transmission of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing, and pre-recorded and live video streaming of technical demonstration videos, instructional video guides and service demonstration videos for using telecommunication equipment by means of broadband, copper, optical, and satellite wireless networks; data transmission and reception services via telecommunication means namely transmission and reception of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing services, and pre-recorded and live video streaming of technical demonstration videos, instructional video guides and service demonstration videos for using telecommunication equipment over cellular, broadband, copper, optical, and satellite wireless networks; telecommunications gateway services namely providing network connectivity services for others between different networks via telecommunication means, namely, transmission and reception of Push-to-Talk and voice telephony, Machine to Machine messages, graphics and streaming video of technical demonstration videos, instructional video guides and service demonstration videos for using telecommunication equipment over cellular, broadband, copper, optical, and satellite wireless networks; electronic transmission and reception of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing services, and pre-recorded and live video streaming of technical demonstration videos, instructional video guides and service demonstration videos for using telecommunication equipment of others via cellular broadband, copper, optical, and satellite wireless networks; telecommunications backhaul services, namely, providing intermediate wired and wireless connections to a global computer network; telecommunications routing services, namely, routing of cellular telephony, satellite telephony and Push-to-talk telephony; providing access to telecommunication networks, namely, providing multiple user access to cellular, broadband, copper, optical, and satellite wireless networks; providing access to telecommunications networks for others, namely facilitating connectivity to cellular, broadband, copper, optical, and satellite wireless networks; telecommunication access services, namely providing access to carrier services, namely, providing multiple user access to a network by means of satellite transmission, telephone lines, fibre optic cables, wireless, wide area and cellular networks, and radio and microwave transmission; internet service provider (ISP) services; telecommunication data broadcasting services, namely, electronic transmission of television and video broadcasting data of pre-recorded television programming, and pre-recorded technical demonstration videos for telecommunication equipment; satellite communications services, namely the transmission of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing services, and pre-recorded and live video streaming of technical demonstration videos, instructional video guides and service demonstration videos for using telecommunication equipment by means of satellite wireless networks; transmission of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing services, and pre-recorded and live video streaming of technical demonstration videos, instructional video guides and service demonstration videos for using telecommunication equipment of others via cellular broadband, copper, optical, and satellite wireless networks
09 - Appareils et instruments scientifiques et électriques
38 - Services de télécommunications
Produits et services
(1) Equipment for receiving, processing, and transmitting general data via telecommunications signals, namely telephone and mobile and telephone handsets, telecommunications radio transceiver units, and telecommunications antennae, namely, cellular antennae, microwave antennae, radio antennae, and satellite antennae; wireless communications apparatus and instruments, namely, mobile handsets, laptop computers, tablet computers and modems for the wireless reception and transmission of voice, data or images over terrestrial and satellite-based communications links, gateway routers, base stations and base station controllers; computer control software and hardware used for the control of telecommunication devices, namely satellites and terrestrial communication systems consisting of radio and microwave transmitters and receivers; telecommunications software and hardware, for monitoring, receiving, processing, and providing multiple user access to local, long distance, and global networks (1) Telecommunication services, namely, local and long distance transmission of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing, and pre-recorded and live video streaming of technical demonstration videos, instructional video guides and service demonstration videos for using telecommunication equipment by means of broadband, copper, optical, and satellite wireless networks; data transmission and reception services via telecommunication means namely transmission and reception of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing services, and pre-recorded and live video streaming of technical demonstration videos, instructional video guides and service demonstration videos for using telecommunication equipment over cellular, broadband, copper, optical, and satellite wireless networks; telecommunications gateway services namely providing network connectivity services for others between different networks via telecommunication means, namely, transmission and reception of Push-to-Talk and voice telephony, Machine to Machine messages, graphics and streaming video of technical demonstration videos, instructional video guides and service demonstration videos for using telecommunication equipment over cellular, broadband, copper, optical, and satellite wireless networks; electronic transmission and reception of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing services, and pre-recorded and live video streaming of technical demonstration videos, instructional video guides and service demonstration videos for using telecommunication equipment of others via cellular broadband, copper, optical, and satellite wireless networks; telecommunications backhaul services, namely, providing intermediate wired and wireless connections to a global computer network; telecommunications routing services, namely, routing of cellular telephony, satellite telephony and Push-to-talk telephony; providing access to telecommunication networks, namely, providing multiple user access to cellular, broadband, copper, optical, and satellite wireless networks; providing access to telecommunications networks for others, namely facilitating connectivity to cellular, broadband, copper, optical, and satellite wireless networks; telecommunication access services, namely providing access to carrier services, namely, providing multiple user access to a network by means of satellite transmission, telephone lines, fibre optic cables, wireless, wide area and cellular networks, and radio and microwave transmission; internet service provider (ISP) services; telecommunication data broadcasting services, namely, electronic transmission of television and video broadcasting data of pre-recorded television programming, and pre-recorded technical demonstration videos for telecommunication equipment; satellite communications services, namely the transmission of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing services, and pre-recorded and live video streaming of technical demonstration videos, instructional video guides and service demonstration videos for using telecommunication equipment by means of satellite wireless networks; transmission of Push-to-Talk and voice telephony, voice messages, text messages, Machine-to-Machine messages, wireless digital messages, graphics, video conferencing services, and pre-recorded and live video streaming of technical demonstration videos, instructional video guides and service demonstration videos for using telecommunication equipment of others via cellular broadband, copper, optical, and satellite wireless networks
A system and method are provided for generating a network design based on existing network assets. One or more parameters regarding a plurality of existing wireless network assets used to provide support for a wireless communication technology can be determined. The plurality of existing wireless network assets are automatically analyzed for supporting equipment of a new wireless communication technology at least in part by comparing a set of specified criteria to the one or more parameters to determine a subset of the plurality of existing wireless network assets. An indication of the subset of the plurality of existing wireless network assets for supporting the equipment of the new wireless communication technology can accordingly be generated.
Resource blocks in a Long Term Evolution (LTE) network may be allocated by determining a maximum number of user equipments (UEs) in the LTE network that are permitted to transmit in a time period using a given resource block. This maximum number of UEs may be determined according to an upper limit on the overall transmission power in the LTE network for the given resource block. The given resource block may be allocated in the time period to up to the maximum number of UEs based on each UE's geographic location within the network. Related systems, methods, and devices are disclosed.
H04W 28/16 - Gestion centrale des ressourcesNégociation de ressources ou de paramètres de communication, p. ex. négociation de la bande passante ou de la qualité de service [QoS Quality of Service]
Resource blocks in a Long Term Evolution (LTE) network may be allocated by determining a maximum number of user equipments (UEs) in the LTE network that are permitted to transmit in a time period using a given resource block. This maximum number of UEs may be determined according to an upper limit on the overall transmission power in the LTE network for the given resource block. The given resource block may be allocated in the time period to up to the maximum number of UEs based on each UE's geographic location within the network. Related systems, methods, and devices are disclosed.
Apparatus for use within an IP Multimedia Subsystem, IMS, network to handle Session Initiation Protocol, SIP, messages. The apparatus comprises a receiver for receiving a SIP message from a peer IMS node, and a SIP message inspector for inspecting a P-Charging-Vector, PCV, header within a received SIP message in order to detect the presence within the PCV header of a parameter and associated handling determinator. The apparatus further comprises a SIP message handler for determining, on the basis of a handling determinator and without reference to said associated parameter, an action or actions to be applied to said parameter and associated handling determinator.
H04L 29/06 - Commande de la communication; Traitement de la communication caractérisés par un protocole
85.
WIRELESS NETWORKS, DEVICES AND METHODS THAT ESTABLISH ASYMMETRIC FREQUENCY DIVISION DUPLEX (FDD) LINKS USING A DOWNLINK FREQUENCY CARRIER AND MULTIPLE UPLINK FREQUENCY CARRIERS
A node of a wireless network is configured to arrange a frequency division duplex communications link from the node to a user equipment using a downlink frequency carrier having a downlink frequency bandwidth, and from the user equipment to the node by selectively using either a first uplink frequency carrier having a first uplink frequency bandwidth or a second uplink frequency carrier that is spaced apart in frequency from the first uplink frequency carrier and having a second uplink frequency bandwidth. The first uplink frequency carrier may initially be assigned to the user equipment, and the user equipment may be subsequently selectively handed over the second uplink frequency carrier, while continuing to use the downlink frequency carrier. Related nodes, user equipment and operating methods are described.
H04W 36/06 - Resélection d'une ressource de communication au point d'accès serveur
86.
WIRELESS NETWORKS, DEVICES AND METHODS THAT ESTABLISH ASYMMETRIC FREQUENCY DIVISION DUPLEX (FDD) LINKS USING A DOWNLINK FREQUENCY CARRIER AND MULTIPLE UPLINK FREQUENCY CARRIERS
A node of a wireless network is configured to arrange a frequency division duplex communications link from the node to a user equipment using a downlink frequency carrier having a downlink frequency bandwidth, and from the user equipment to the node by selectively using either a first uplink frequency carrier having a first uplink frequency bandwidth or a second uplink frequency carrier that is spaced apart in frequency from the first uplink frequency carrier and having a second uplink frequency bandwidth. The first uplink frequency carrier may initially be assigned to the user equipment, and the user equipment may be subsequently selectively handed over the second uplink frequency carrier, while continuing to use the downlink frequency carrier. Related nodes, user equipment and operating methods are described.
FFT) of orthogonal subcarriers across the frequency band, defining a plurality (N) of available physical subcarriers from among the orthogonal subcarriers. The available physical subcarriers are distributed among, the plurality of discontiguous bandwidth segments. The methods further include spreading the data symbols for each user and combining the spread data symbols to provide composite data signals. The composite data signals are converted to parallel input signals and interleaved. The interleaved signals are assigned to the N available physical subcarriers. Related transmitters, receivers and communications systems are also disclosed.
A traffic channel is assigned for use by a terminal to transmit data traffic to a satellite for relay to a satellite base station. The traffic channel assignment is retained for use by the terminal while the terminal is idle between data traffic transmissions to the satellite in response to a type of service designation that is associated with the terminal.
A traffic channel is assigned for use by a terminal to transmit data traffic to a satellite for relay to a satellite base station. The traffic channel assignment is retained for use by the terminal while the terminal is idle between data traffic transmissions to the satellite in response to a type of service designation that is associated with the terminal.
A Frequency Division Duplex (FDD) wireless terminal (210) includes spaced-apart antennas (212, 214) that are configured to transmit over a return link and to receive over a forward link that is spaced apart from the return link in frequency. The FDD wireless terminal is configured to selectively refrain from transmitting over the return link from at least one of the spaced-apart antennas of the FDD wireless terminal in response to differentials in forward link power that is received at the spaced-apart antennas of the FDD wireless terminal, that are caused, for example, by blocking appendages (216, 218) of a user of the wireless terminal. Related methods are also described.
H04B 7/06 - Systèmes de diversitéSystèmes à plusieurs antennes, c.-à-d. émission ou réception utilisant plusieurs antennes utilisant plusieurs antennes indépendantes espacées à la station d'émission
H04B 7/08 - Systèmes de diversitéSystèmes à plusieurs antennes, c.-à-d. émission ou réception utilisant plusieurs antennes utilisant plusieurs antennes indépendantes espacées à la station de réception
91.
FREQUENCY DIVISION DUPLEX (FDD) RETURN LINK TRANSMIT DIVERSITY SYSTEMS, METHODS AND DEVICES USING FORWARD LINK SIDE INFORMATION
A Frequency Division Duplex (FDD) wireless terminal (210) includes spaced-apart antennas (212, 214) that are configured to transmit over a return link and to receive over a forward link that is spaced apart from the return link in frequency. The FDD wireless terminal is configured to selectively refrain from transmitting over the return link from at least one of the spaced-apart antennas of the FDD wireless terminal in response to differentials in forward link power that is received at the spaced-apart antennas of the FDD wireless terminal, that are caused, for example, by blocking appendages (216, 218) of a user of the wireless terminal. Related methods are also described.
H04B 7/06 - Systèmes de diversitéSystèmes à plusieurs antennes, c.-à-d. émission ou réception utilisant plusieurs antennes utilisant plusieurs antennes indépendantes espacées à la station d'émission
H04B 7/08 - Systèmes de diversitéSystèmes à plusieurs antennes, c.-à-d. émission ou réception utilisant plusieurs antennes utilisant plusieurs antennes indépendantes espacées à la station de réception
92.
SYSTEMS AND METHODS FOR ADAPTIVE INTERFERENCE CANCELLATION BEAMFORMING
Methods of operating a transceiver including an antenna having a plurality of antenna feed elements are disclosed. The methods include receiving a plurality of samples of a receive signal from the plurality of antenna feed elements, estimating locations of a plurality of signal sources from the plurality of receive signal samples, identifying a plurality of interference sources from among the plurality of signal sources, generating a plurality of antenna feed element weights wM in response to the locations of the interference sources, forming an antenna beam from the antenna to the geographic region using the antenna feed element weights wM, and communicating information over the antenna beam. Related transceivers, satellite gateways and satellites are also disclosed.
H04B 7/08 - Systèmes de diversitéSystèmes à plusieurs antennes, c.-à-d. émission ou réception utilisant plusieurs antennes utilisant plusieurs antennes indépendantes espacées à la station de réception
Methods of operating a transceiver including an antenna having a plurality of antenna feed elements are disclosed. The methods include receiving a plurality of samples of a receive signal from the plurality of antenna feed elements, estimating locations of a plurality of signal sources from the plurality of receive signal samples, identifying a plurality of interference sources from among the plurality of signal sources, generating a plurality of antenna feed element weights wM in response to the locations of the interference sources, forming an antenna beam from the antenna to the geographic region using the antenna feed element weights wM, and communicating information over the antenna beam. Related transceivers, satellite gateways and satellites are also disclosed.
H04B 7/08 - Systèmes de diversitéSystèmes à plusieurs antennes, c.-à-d. émission ou réception utilisant plusieurs antennes utilisant plusieurs antennes indépendantes espacées à la station de réception
95.
SYSTEMS, METHODS AND NETWORK COMPONENTS THAT PROVIDE DIFFERENT SATELLITE SPOT BEAM RETURN CARRIER GROUPINGS AND REUSE PATTERNS
In some embodiments, a satellite communications network dynamically regulates carrier assignment for bidirectionalcommunications between a satellite and radioterminals. The satellite communications network includes a resource manager that regulates the carrier assignments by selecting among a plurality of FDD return subcarriers, with potentially different subcarrierbandwidths and supporting different radio access technologies, within at least one FDD return carrier grouping for coupling to a selected one of a plurality of FDD forward carriers, and by controlling the satellite network to receive communications from the radioterminal on the selected FDD return subcarrier and to transmit communications to the radioterminal on the selected FDD forward carrier.
In some embodiments, a satellite communications network dynamically regulates carrier assignment for bidirectional communications between a satellite and radioterminals. The satellite communications network includes a resource manager that regulates the carrier assignments by selecting among a plurality of FDD return subcarriers, with potentially different subcarrier bandwidths and supporting different radio access technologies, within at least one FDD return carrier grouping for coupling to a selected one of a plurality of FDD forward carriers, and by controlling the satellite network to receive communications from the radioterminal on the selected FDD return subcarrier and to transmit communications to the radioterminal on the selected FDD forward carrier.
In some embodiments, a satellite communications network dynamically regulates carrier assignment for bidirectional communications between a satellite and radioterminals. The satellite communications network includes a resource manager that regulates the carrier assignments by selecting among a plurality of FDD return subcarriers, with potentially different subcarrier bandwidths and supporting different radio access technologies, within at least one FDD return carrier grouping for coupling to a selected one of a plurality of FDD forward carriers, and by controlling the satellite network to receive communications from the radioterminal on the selected FDD return subcarrier and to transmit communications to the radioterminal on the selected FDD forward carrier.
Methods of operating a transceiver including an antenna having a plurality of antenna feed elements include providing a plurality of gain constraint values associated with respective ones of the plurality of geographic constraint points within a geographic region, selecting initial phase constraint values associated with respective ones of the gain constraint values, generating antenna feed element weights based on the gain constraint values and based on the initial phase constraint values, and determining system response values in response to the antenna feed element weights. Phases of the system response values are compared to the initial phase constraint values, and an antenna beam is formed from the antenna to the geographic region using the antenna feed element weights in response to the comparison of the phases of the system response values to the initial phase constraint values. Related systems and devices are also disclosed.
H01Q 3/26 - Dispositifs pour changer ou faire varier l'orientation ou la forme du diagramme de directivité des ondes rayonnées par une antenne ou un système d'antenne faisant varier la phase relative ou l’amplitude relative et l’énergie d’excitation entre plusieurs éléments rayonnants actifsDispositifs pour changer ou faire varier l'orientation ou la forme du diagramme de directivité des ondes rayonnées par une antenne ou un système d'antenne faisant varier la distribution de l’énergie à travers une ouverture rayonnante
Methods of operating a transceiver including an antenna having a plurality of antenna feed elements include providing a plurality of gain constraint values associated with respective ones of the plurality of geographic constraint points within a geographic region, selecting initial phase constraint values associated with respective ones of the gain constraint values, generating antenna feed element weights based on the gain constraint values and based on the initial phase constraint values, and determining system response values in response to the antenna feed element weights. Phases of the system response values are compared to the initial phase constraint values, and an antenna beam is formed from the antenna to the geographic region using the antenna feed element weights in response to the comparison of the phases of the system response values to the initial phase constraint values. Related systems and devices are also disclosed.
H01Q 3/26 - Dispositifs pour changer ou faire varier l'orientation ou la forme du diagramme de directivité des ondes rayonnées par une antenne ou un système d'antenne faisant varier la phase relative ou l’amplitude relative et l’énergie d’excitation entre plusieurs éléments rayonnants actifsDispositifs pour changer ou faire varier l'orientation ou la forme du diagramme de directivité des ondes rayonnées par une antenne ou un système d'antenne faisant varier la distribution de l’énergie à travers une ouverture rayonnante
Methods of operating a transceiver including an antenna having a plurality of antenna feed elements include providing a plurality of gain constraint values associated with respective ones of the plurality of geographic constraint points within a geographic region, selecting initial phase constraint values associated with respective ones of the gain constraint values, generating antenna feed element weights based on the gain constraint values and based on the initial phase constraint values, and determining system response values in response to the antenna feed element weights. Phases of the system response values are compared to the initial phase constraint values, and an antenna beam is formed from the antenna to the geographic region using the antenna feed element weights in response to the comparison of the phases of the system response values to the initial phase constraint values. Related systems and devices are also disclosed.
