The present disclosure provides an electrical interconnection element comprising a first connection section for electrically coupling to a first electric circuit, a second connection section for electrically coupling to a second electric circuit, and a coupling section, wherein the first connection section, the coupling section, and the second connection section are arranged next to each other in a first, longitudinal direction of the electrical interconnection element, and are electrically coupled to each other, and wherein the first connection section in a second direction that is orthogonal to the first direction is wider than the second connection section in the second direction. Further, the present disclosure provides a high-frequency waveguide module, and an electrical apparatus.
A test and/or measurement system includes a signal generator circuit, wherein the signal generator circuit includes a processing circuit. The processing circuit is configured to generate and/or process a predetermined waveform, wherein the predetermined waveform includes at least one critical portion. The processing circuit is configured to control the signal generator circuit to generate a radio frequency, RF, signal, based on the predetermined waveform, wherein the generated RF signal includes the predetermined waveform. The processing circuit is configured to adapt operational parameters of the signal generator circuit such that a signal level of the at least one critical portion of the RF signal generated fulfills at least one predefined criterion.
The present disclosure provides a method for analyzing a signal, the method comprising receiving an incoming square-wave-like signal that comprises a predetermined frequency and a variable duty cycle, continuously forming the first derivative of the incoming square-wave-like signal, and determining at least one of the frequency, and the duty cycle of the received signal based on the first derivative. Further, the present disclosure provides a measurement application device.
G01R 29/027 - Indication de ce qu'une caractéristique d'impulsion est, soit supérieure ou inférieure à une valeur prédéterminée, soit à l'intérieur ou à l'extérieur d'une plage de valeurs prédéterminée
G01R 23/10 - Dispositions pour procéder à la mesure de fréquences, p. ex. taux de répétition d'impulsionsDispositions pour procéder à la mesure de la période d'un courant ou d'une tension par conversion de la fréquence en un train d'impulsions qui sont ensuite comptées
G01R 29/033 - Indication de ce qu'une caractéristique d'impulsion est, soit supérieure ou inférieure à une valeur prédéterminée, soit à l'intérieur ou à l'extérieur d'une plage de valeurs prédéterminée indiquant le nombre de fois que le phénomène se produit
4.
TEST AND/OR MEASUREMENT INSTRUMENT AND TEST SYSTEM FOR TESTING AN OPTOELECTRONIC DEVICE UNDER TEST
The present disclosure relates to a test and/or measurement instrument for testing an optoelectronic device under test, comprising an arbitrary waveform generator circuit configured to provide at least one stimulus signal for the optoelectronic device under test, a synchronizing circuit configured to provide at least one synchronization signal for the optoelectronic device under test, a signal capturing circuit configured to capture at least one analog signal from the optoelectronic device under test. The test and/or measurement instrument is configured to determine at least one frequency-modulated continuous wave, FMCW, based signal component. Further, a test system is described.
The present disclosure provides a measurement application device comprising a measurement interface configured to receive an analog measurement signal, an analog-to-digital converter coupled to the measurement interface, wherein the analog-to-digital converter is configured to convert the analog measurement signal into a digital data stream, a segmented memory coupled to the analog-to-digital converter, wherein the segmented memory comprises a plurality of memory segments and is configured to store digital data stream sections of the digital data stream into each one of the memory segments, and a trigger unit coupled to the segmented memory, wherein the trigger unit is configured to create a trigger output signal based on a trigger condition definition and the digital data stream stored in each one of the single memory segments. Further, the present disclosure provides a respective method.
H03M 1/06 - Compensation ou prévention continue de l'influence indésirable de paramètres physiques
H03M 1/46 - Valeur analogique comparée à des valeurs de référence uniquement séquentiellement, p. ex. du type à approximations successives avec convertisseur numérique/analogique pour fournir des valeurs de référence au convertisseur
6.
METHOD OF SETTING AN EQUALIZER AND SYSTEM FOR DETERMINING A SETTING OF AN EQUALIZER
Embodiments of the present disclosure relate to a method of setting an equalizer for a test and/or measurement instrument. The equalizer is preset with pre-defined settings. The input signal is filtered by the equalizer, thereby obtaining an equalized signal. Symbols are detected by processing the equalized signal. The equalizer is set based on the detected symbols. The step of filtering the input signal, the step of detecting symbols, and the step of setting the equalizer are repeated at least once. Further, embodiments of the present disclosure relate to a system for determining a setting of an equalizer to be set.
The disclosure relates to a method for calibrating a signal generator system, comprising: connecting RF output ports of a first group of RF signal generators to a calibration device and performing a first calibration measurement to calculate relative errors between a reference RF output port and the remaining RF output ports of the first group; connecting RF output ports of at least a second group of RF signal generators to the calibration device and performing at least a second calibration measurement to calculate relative errors between a reference RF output port and the remaining RF output ports of the second group; connecting the respective reference RF output ports of the first and at least the second group to the calibration device and performing a third calibration measurement to calculate relative errors between the reference RF output ports of the first and at least the second group; and calculating system wide correction terms on the basis of the calculated relative errors.
A signal generator includes a signal generator circuit configured to generate a two-tone radio frequency signal. First signal and second signals of the two-tone radio frequency signal are continuous wave signals spaced apart by a predetermined frequency. Each of the first signal and the second signal has a predetermined signal level. A measurement circuit is connected to an output path that starts at the signal generator circuit and ends at an output port of the signal generator. The measurement circuit is configured to measure a signal level of at least one intermodulation product of the two-tone radio frequency signal and to generate a measurement result. The signal generator further comprises a signal processing circuit configured to receive the measurement result from the measurement circuit and to control the signal generator circuit based on the measurement result such that a level of the at least one intermodulation product is reduced.
A FT circuit includes a distribution circuit, a number N of pipeline FT circuits, and a number M of parallel FT circuits, wherein N and M are integers greater than or equal to 2. The distribution circuit is configured to receive a plurality of samples, to divide the plurality of samples into N subsets of samples, and to forward each of the N subsets of samples to a dedicated one of the pipeline FT circuits. The pipeline FT circuits are arranged in parallel to each other and are configured to process M samples in parallel, thereby obtaining M intermediate samples per pipeline FT circuit. The pipeline FT circuits are configured to forward each of the M intermediate samples to a dedicated one of the M parallel FT circuits. Each parallel FT circuit is configured to process N intermediate samples in parallel, thereby obtaining N output samples per parallel FT circuit.
An over-the-air measurement system for testing a reconfigurable intelligent surface (RIS) includes a signal generator circuit configured to generate at least one RF signal, at least one RF antenna configured to transmit the at least one RF signal and to receive at least one reflected RF signal, and a positioner unit configured to hold an RIS circuit in an adaptable position. The at least one RF antenna includes only one RF antenna or only one RF antenna array functioning both as transmitter and receiver of the at least one RF signal. The measurement system is configured such that far-field conditions of the at least one transmitted RF signal are provided at the RIS circuit, and that far-field conditions of the at least one reflected RF signal are provided at the at least one RF antenna. The measurement system is configured to analyze the signals to determine a reflection parameter.
H04B 17/40 - SurveillanceTests de systèmes de relais
H04B 7/04 - Systèmes de diversitéSystèmes à plusieurs antennes, c.-à-d. émission ou réception utilisant plusieurs antennes utilisant plusieurs antennes indépendantes espacées
Embodiments of the present disclosure relate to a probe for measuring a signal and a reference signal. The probe comprises a metal body that encompasses a reference socket. The reference socket is in electrical connection with the metal body for measuring the reference signal. The probe comprises a pin that is arranged electrically isolated from the metal body. The pin has an abutting surface capable of contacting a device under test. Further, embodiments of the present disclosure relate to a method of manufacturing a probe for measuring a signal and a reference signal.
The present disclosure provides a differential signal amplification system comprising a differential input transmission line arrangement comprising a positive input signal transmission line, and a negative input signal transmission line, a differential output transmission line arrangement comprising a positive output signal transmission line, and a negative output signal transmission line, at least one differential amplification stage coupled to the differential input transmission line arrangement, and the differential output transmission line arrangement. The present disclosure further provides a respective measurement application device, and a respective method.
A measurement system including an external optical frontend connectable to a separately formed measurement instrument is described. The external optical frontend includes an optical test interface that is connectable to a device under test. The external optical frontend has an optical coupler module with an optical reference input port for receiving a modulated optical reference signal, at least one optical port for receiving an optical measurement signal, an optical reference output port, and an optical measurement output port. The external optical frontend further includes an optical RX module, wherein the optical RX module is connected to the optical reference output port and to the optical measurement output port. The optical RX module is configured to convert the optical measurement signal into an electrical measurement signal. The optical RX module further is configured to convert the modulated optical reference signal into a modulated electrical reference signal.
G01R 27/28 - Mesure de l'atténuation, du gain, du déphasage ou des caractéristiques qui en dérivent dans des réseaux électriques quadripoles, c.-à-d. des réseaux à double entréeMesure d'une réponse transitoire
A LiDAR test system includes a deterministically structured diffuser for redistributing LiDAR light onto an image plane of the diffuser with a particular distribution, area, or pattern. The light redistribution diffuses the wide angle LiDAR light in a preferential direction. A light receiving element, such as e.g. a detector, of the test system is placed in the image plane.
A signal processing method includes: receiving, by a signal input, a digital input signal from a device under test; capturing, by a measurement circuit, at least one IQ measurement set based on the received input signal, wherein the at least one IQ measurement set comprises a plurality of IQ measurement points; determining, by an analysis circuit, a total noise of the digital input signal over frequency based on the at least one IQ measurement set; determining, by the analysis circuit, an instrument noise over frequency, wherein the instrument noise corresponds to noise generated by the measurement instrument; and determining, by the analysis circuit, a ratio of the instrument noise and the total noise over frequency, thereby obtaining a frequency-dependent scaling factor. Further, a measurement instrument is described.
G10K 11/178 - Procédés ou dispositifs de protection contre le bruit ou les autres ondes acoustiques ou pour amortir ceux-ci, en général utilisant des effets d'interférenceMasquage du son par régénération électro-acoustique en opposition de phase des ondes acoustiques originales
18.
MEASUREMENT APPLICATION DEVICE, SIGNAL FILTER DEVICE, AND METHOD
The present disclosure provides a measurement application device comprising a signal input interface configured to receive a pulse-amplitude modulated signal with a predetermined number of characterizing signal levels, PAM-N signal, a signal mapper coupled to the signal input interface, wherein the signal mapper is configured to map each one of the characterizing signal levels of the PAM-N signal to a specific signal level representation, a display device coupled to the signal mapper, and configured to display the specific signal level representations. The present disclosure further provides a signal filter device, and a respective method.
A test and/or measurement instrument includes at least three ports and at least three measurement circuits connected to the at least three ports, respectively. The test and/or measurement instrument further includes at least one signal generator circuit and a control circuit. The control circuit is configured to set a first calibration mode and carry out a first test of the instrument by measuring the calibration signal travelling from the signal generator circuit to the respective port as well as a signal traveling from the respective port to the signal generator circuit. The control circuit is configured to set a second calibration mode and carry out a second test of the instrument by measuring the calibration signal forwarded only to the main port in the first sub-mode and the calibration signal received by the respective port from the signal generator circuit via the main port in the first sub-mode.
A laser beam tester for laser beam timing and location determination with respect to a repetitive scan of at least one laser beam in a scan area based on at least one scan frame is provided. Said laser beam tester comprises an optical receiver configured to receive the at least one laser beam in an observation area, and a processor being in communication with the optical receiver. The processor is configured to determine the corresponding scan timing of the at least one laser beam. Furthermore, the processor is configured to associate the corresponding time domain of the laser beam tester with the scan timing of the at least one laser beam.
A method of monitoring a signal with inherent periodic characteristics. A monitoring time period for the signal is set. A trace of the signal is measured continuously within the monitoring time period based on an internal clock. A signal portion of interest is identified in the trace. A length and an offset to a start point of the monitoring time period for a monitoring window are defined such that the monitoring window is aligned with the signal portion of interest. At least one reference mark is identified in the trace. A drift of the reference mark is detected while monitoring the signal. It is determined whether the drift detected exceeds a threshold value. The monitoring window is adjusted in case the drift detected exceeds the threshold value. Further, a monitoring system is described.
A modulated RF signals generating system for controlling or reading-out a multiple-state system, such as a quantum computing architecture or a multiple-input multiple-output architecture or an architecture for testing and/or operating a radar system, is provided. Said modulated RF signals generating system for controlling or reading-out a multiple-state system comprises a baseband signal generator comprising at least one baseband signal generator output, a reference frequency source being in unidirectional or bidirectional communication with the baseband signal generator, a multitone source comprising at least one multitone source output and being in unidirectional or bidirectional communication with the reference frequency source to lock the corresponding phase between the baseband signal generator and the multitone source, and at least one mixer comprising a first mixer input, at least a second mixer input and a mixer output. In this context, the corresponding one of the at least one baseband signal generator output is connected to the first mixer input of the respective one of the at least one mixer. In addition to this, the corresponding one of the at least one multitone source output, especially the multitone source output, is connected to the second mixer input of the respective one of the at least one mixer, especially to the second mixer input of each of the at least one mixer.
Embodiments of the present disclosure relate to a signal generator system for generating a high frequency output signal. The signal generator system includes a base device and a frequency extension device. The base device has a radio frequency output port via which a radio frequency signal is outputted. The frequency extension device includes exactly one radio frequency input port. The frequency extension device includes at least one high frequency output port, a low frequency path and at least one high frequency path. The frequency extension device has a signal distribution circuit. The frequency extension device includes a switch located in the low frequency path. The frequency extension device includes a combining circuit connected with the low frequency path, the at least one high frequency path and the at least one high frequency output port of the frequency extension device.
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
24.
SYSTEM AND METHOD FOR TESTING A JOINT COMMUNICATION AND SENSING CAPABLE DEVICE
The present disclosure relates to a system for testing a joint communication and sensing, JCAS, capable device. The system comprises: a mobile network component emulator, MNCE, which is configured to emulate at least one JCAS network component; wherein the MNCE is configured to generate at least one RF signal with defined signal characteristics and to transmit said RF signal to the JCAS capable device; and a processor which is configured to analyze a detection of at least one of the following parameters by the JCAS capable device based on the at least one RF signal: a channel impulse response, a signal runtime, a signal level, a signal direction of arrival, a Doppler shift, and a Micro-Doppler shift.
A test and measurement instrument includes an input configured to receive at least a waveform of a test signal, which includes a plurality of samples. The test and measurement instrument includes a processing circuit connected with the input. The processing circuit is configured to analyze the waveform and to select at least a subset of samples out of the plurality of samples. The subset of samples matches predefined criteria concerning at least one of bandwidth, amplitude distribution, and amplitude percentiles. The test and measurement instrument is configured to generate a modified waveform based on the selected subset of samples and/or to measure only a part of a received measurement signal from a device under test, which corresponds to the selected subset of samples. Further, a test and measurement setup and a method of measuring a device under test are described.
A tracker for tracking timing and impact location with respect to directed light whose location varies over time is provided. The tracker includes receive optics, a polarization element, optical modulator, imaging element, and controller. The receive optics receives an impact location of the directed light as received light and provides the received light for the polarization element. The polarization element makes the received light polarized in the same direction and provides the correspondingly polarized light for the optical modulator. The optical modulator changes the polarization of the polarized light over a controlled period and provides the correspondingly polarization-changed light for the imaging element. The imaging element spatially resolves the corresponding polarization intensities of the respective polarization directions of the polarization-changed light and provides the polarization intensities for the controller. The controller maps the corresponding locations and polarization intensities to the respective modulation time associated with that corresponding polarization.
The present disclosure relates to a measurement instrument for measuring radio frequency signals. The measurement instrument is configured for analyzing a radio frequency signal received. The measurement instrument includes a measurement path configured for analyzing the radio frequency signal at a measurement frequency in a measurement bandwidth. The measurement instrument further includes a trigger path configured for signal detection at a trigger frequency in a trigger bandwidth. The trigger path is configured to trigger on the measurement path in the trigger bandwidth that is outside of the measurement bandwidth of the measurement path. Further, a measurement method is described.
A receiver is provided. The receiver includes at least one port for directly or indirectly connecting at least one antenna, and a processing unit connected to the at least one port. In this context, the processing unit is configured to measure at least one noise parameter, especially over a certain frequency range, with respect to the at least one antenna. In addition to this, the processing unit is configured to correlate the correspondingly measured at least one noise parameter to at least one antenna load characteristic for detecting the at least one antenna and/or for determining the corresponding type of the at least one antenna.
A system includes a clock generator circuit configured to generate a clock signal and a capture start circuit configured to generate a capture start signal based on the clock signal. A measurement circuit is configured to receive the capture start signal from the capture start circuit and to digitize an RF signal based on the capture start signal, thereby obtaining a digitized RF signal. The system further includes a signal analysis circuit that is configured to determine at least one signal parameter of the digitized RF signal. The system further includes a signal prediction circuit that is configured to generate at least one predicted signal parameter based on a first starting point and based on a second starting point. The system further includes a signal comparison circuit configured to compare the at least one signal parameter of the digitized RF signal with the at least one predicted signal parameter.
Embodiments of the present disclosure relate to a test and/or measurement instrument for measuring a radio frequency signal. The instrument has an input port, a measurement circuit configured to measure and digitize the radio frequency signal, thereby outputting a data stream. The instrument also has a trigger port configured to receive a periodic external trigger signal with periodically spaced trigger pulses. Further, the instrument has a trigger circuit configured to generate virtual trigger pulses based on the trigger pulses in the periodic external trigger signal. The instrument also includes an acquisition control circuit configured to receive the virtual trigger pulses. The acquisition control circuit is configured, upon reception of a virtual trigger pulse, to add a trigger information to the data stream generated by the measurement circuit.
G01R 13/02 - Dispositions pour la présentation de variables électriques ou de formes d'ondes pour la présentation sous forme numérique des variables électriques mesurées
G01R 13/34 - Circuits pour représenter une seule forme d'onde par échantillonnage, p. ex. pour de très hautes fréquences
G01R 31/28 - Test de circuits électroniques, p. ex. à l'aide d'un traceur de signaux
31.
METHOD AND MEASUREMENT SYSTEM OF DETERMINING A QUALITY METRIC FOR A DEVICE UNDER TEST HAVING MULTIPLE TRANSMISSION ANTENNAS
The present disclosure relates to a method of determining a quality metric for a device under test having multiple transmission antennas for transmitting multiple transmission signals. Each of the multiple transmission signals is received by a reception branch having a first receiver and a second receiver, which provide a first complex-valued measurement signal and a second complex-valued measurement signal. A first quality vector for the first receiver is calculated based on the first complex-valued measurement signal and a second quality vector for the second receiver is calculated based on the second complex-valued measurement signal. A combined average of the first quality vector and of a complex conjugate of the second quality vector is determined over a predetermined number of samples, thereby obtaining a complex-valued average signal. A quality metric based on the complex-valued average signal is determined. A measurement system for determining a quality metric is also described.
A measurement system includes a signal analysis circuit, a signal generator circuit, a control circuit, and a DUT connector. The DUT connector is connectable to a device under test for receiving a measurement signal outputted by the DUT. The signal analysis circuit is connected to the DUT connector for receiving the measurement signal. The signal generator circuit is configured to generate a radio frequency (RF) test signal that is transmitted to the DUT. The signal analysis circuit is configured to digitize the measurement signal, thereby obtaining a digitized measurement signal. The control circuit is configured to control the signal generator circuit to generate the RF test signal based on the digitized measurement signal, based on known error parameters of an error model of the measurement system, and based on a desired reflection coefficient at a reference plane associated with the DUT.
A voltage limiter circuit for limiting a voltage applied to an electronic structure is described. The voltage limiter circuit includes a first port being connectable to a device under test. The voltage limiter circuit further includes a second port being connectable to the electronic structure. The voltage limiter circuit includes a transmission line connecting the first port and the second port. The voltage limiter circuit includes a positive voltage limiter unit that is configured to limit a positive voltage portion on the transmission line to a threshold. The voltage limiter circuit further includes a negative voltage limiter unit that is configured to limit a negative voltage portion on the transmission line to a threshold. Further, a directive circuit and a measurement instrument are described.
H02H 9/04 - Circuits de protection de sécurité pour limiter l'excès de courant ou de tension sans déconnexion sensibles à un excès de tension
G01R 13/02 - Dispositions pour la présentation de variables électriques ou de formes d'ondes pour la présentation sous forme numérique des variables électriques mesurées
The present disclosure relates to a measurement device for performing a vector signal analysis. The measurement device includes an input port which is arranged for being connected to a device under test (DUT). The input port is configured to receive a repetitive measurement signal from the DUT and a processor is configured to determine a reference signal based on at least one repetition of the received measurement signal. The processor is configured to iteratively adapt the determined reference signal over at least one further repetition of the measurement signal.
A system for informing a search and rescue team includes a multicast core, a multicast radio access network connected with the multicast core, a network interface, a multicast channel via which the multicast radio access network multicasts a signal within a multicast network, and at an uplink channel. The network interface is configured to forward emergency information to the multicast core. The multicast core is configured to: control the multicast radio access network to multicast a wake-up signal via the multicast channel of the multicast network, receive via the uplink channel a response signal to the wake-up signal and to process information contained in the response signal, generate data based on the information contained in the response signal, and forward the data generated to the search and rescue team.
H04W 72/21 - Canaux de commande ou signalisation pour la gestion des ressources dans le sens ascendant de la liaison sans fil, c.-à-d. en direction du réseau
H04W 76/40 - Gestion de la connexion pour la distribution ou la diffusion sélective
37.
FIRST AND SECOND MEASUREMENT DEVICE FOR TESTING A DEVICE UNDER TEST, AND A SET OF MEASUREMENT DEVICES
The disclosure provides a first measurement device for testing a device under test, DUT, by measuring at least one signal of the DUT, and a second measurement device for testing a device under test, DUT, by measuring at least one signal of the DUT, as well as a set of measurement devices comprising the first and second measurement device. The first measurement device comprising: at least one measurement port configured to output and/or receive a radio frequency, RF, signal to and/or from the DUT; a measurement unit connected to the at least one measurement port and being configured to measure the RF signal output and/or received at the at least one measurement port; a display unit; an user input unit for obtaining an user input; an external control interface; and a central processing unit. The second measurement device comprising: at least one measurement port configured to output and/or receive a radio frequency, RF, signal to and/or from the DUT; a measurement unit connected to the at least one measurement port and being configured to measure the RF signal output and/or received at the at least one measurement port; a central processing unit being configured to control the measurement unit; a first external control interface being configured to be connected to the external control interface of a first measurement device. The external control interface of the first measurement device being connected to the first external control interface of the second measurement device; and the central processing unit of the first measurement device being configured to receive a user input from the user input unit and to forward the user input to the central processing unit of the second measurement device.
G01R 27/32 - Mesure de l'atténuation, du gain, du déphasage ou des caractéristiques qui en dérivent dans des réseaux électriques quadripoles, c.-à-d. des réseaux à double entréeMesure d'une réponse transitoire dans des circuits comportant des constantes réparties
G01R 13/02 - Dispositions pour la présentation de variables électriques ou de formes d'ondes pour la présentation sous forme numérique des variables électriques mesurées
The present disclosure provides a calibration system for a measurement application device, the calibration system comprising a port calibration unit for each one of at least two ports of the measurement application device, and a central switching unit that comprises an input port for each one of the port calibration units and controllably couples at least two of the input ports to each other in pairs, wherein each one of the port calibration units comprises a device coupling port for coupling the respective port calibration unit to the respective port of the measurement application device, and a central coupling port for coupling the respective port calibration unit to the respective input port of the central switching unit, and wherein each one of the port calibration units comprises a calibration section, and a switching section. The present disclosure further provides a respective method.
09 - Appareils et instruments scientifiques et électriques
13 - Armes à feu; explosifs
35 - Publicité; Affaires commerciales
41 - Éducation, divertissements, activités sportives et culturelles
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Electric and electronic measuring, signalling, inspecting and testing apparatus and instruments; Electric and electronic communications technology equipment; Measuring and testing apparatus for wired and wireless signals and for sound, image and network communications engineering; High-frequency transmitting and receiving apparatus; Air traffic control radio equipment; Aeronautical radio communication machines and apparatus; Electrical and electronic surveillance apparatus and equipment; Base stations for radio networks; Hardware and software for testing electromagnetic compatibility, electromagnetic interference and electromagnetic susceptibility; Data-processing equipment and computers; Apparatus and software for monitoring, controlling and operating satellites; Signal recording systems; Signal recording apparatus, instruments and software; Spectrum recording systems; Air traffic management systems; Air traffic monitoring remote control systems; Message processing systems; Databases (electronic); Data processing equipment and accessories (electrical and mechanical); Communications equipment; Computer programmes and computer databases; Computer hardware and software; Software; Artificial intelligence software; Bundle goods, consisting of data transmission apparatus and firmware; Drone and drone radio control signal recognition systems; Downloadable publications. Mobiles and modular defence systems for tracing, detecting, tracking and warning against missile launches, drones and the deployment of means of war and interception of missiles, drones and other means of war, consisting of rocket launchers, ammunition, radar equipment, drones, computers, pre-installed computer software, sensors and controllers. Business consulting; Risk management consultancy [business]; Compilation of statistics, Professional business analysis; Compilation of statistical data in databases; Systemising of data in computer databases. Training; Arranging and conducting of courses, seminars and workshops; Providing online training seminars; Electronic publishing services. Scientific and technological services and research, and research and design relating thereto; Industrial analysis and research services; IT services; Technical and technological consultancy; IT consultancy, advisory and information services; Computer programming and development services; Updating of computer software; Software design for others; Software as a Service (SaaS) and rental of software; Software as a service [SaaS] services featuring machine learning, deep learning, and deep learning neural network functions.
The disclosure relates to a system for testing a device-under-test, DUT. The system comprises: an output port arranged for being connected to the DUT; a waveform generator configured to generate an RF output signal and to forward said RF output signal to the DUT via the output port; a communication interface configured to receive a feedback signal from the DUT; and a processing unit configured to dynamically generate waveform information based on the received feedback signal, wherein the processing unit is configured to generate the waveform information from stored and/or from real time calculated waveform samples; wherein the waveform generator is configured to adjust the RF output signal based on the waveform information.
09 - Appareils et instruments scientifiques et électriques
Produits et services
Radio apparatus; Military radio apparatus; Aeronautical radio apparatus; Software defined radio; Tactical radio apparatus; Antennas; Electric and electronic communications technology equipment; High-frequency transmitting and receiving apparatus; Aeronautical, terrestrial, nautical and space radio communication machines and apparatus; Electrical and electronic surveillance apparatus and equipment; Base stations for radio networks; Telecommunications base stations; Data-processing equipment; Computers; Apparatus and software for monitoring, controlling and operating satellites; Signal recording systems; Signal recording apparatus, instruments and software; Spectrum monitoring systems; Air traffic management systems; Air traffic monitoring remote control systems; Message processing systems; Databases (electronic); Data processing equipment and accessories (electrical and mechanical); Communications equipment; Computer programs; Computer databases; Computer hardware; Software; Artificial intelligence software; Bundle goods, consisting of IT apparatus and software; All aforementioned goods in the military sector.
42.
Modular positioner and/or fixture, measurement system and data processing program product for a Device Under Test (DUT)
The present disclosure relates to a modular positioner and/or fixture, a measurement system and a data processing program product for a device under test (DUT), comprising a first positioning and/or fixing connector, adapted for being detachably mounted to a DUT, a second positioning and/or fixing connector for mounting to a test arrangement, the first positioning and/or fixing connector and second positioning and/or fixing connector being adapted to automatically interact with each other to provide a positioning and/or fixing of a DUT by automatically effecting a positive form-fit interaction and/or for non-positive force-fit interaction, further comprising elongated guiding elements, adapted for guiding the first positioning and/or fixing connector into a fixing position with respect to the second positioning and/or fixing connector.
A measurement instrument for measuring a radio frequency signal is described. The measurement instrument includes a radio frequency input for receiving the radio frequency signal and at least one electronic component for processing the radio frequency signal. The at least one electronic component is configured to process the radio frequency signal based on a setting. The measurement instrument includes at least one interface that is configured to obtain resource information of at least one resource unit of the radio frequency signal received. The measurement instrument includes at least one circuit that is configured to adapt a setting of the at least one electronic component for level setting of the measurement instrument based on the resource information obtained.
A tester for testing an optical sensor is provided. Said tester comprises an optical input configured to receive an optical signal from the optical sensor, an optical modification unit configured to optically modify and/or delay the optical signal to form a modified and/or delayed optical signal, and an optical output configured to transmit the modified and/or delayed optical signal to the optical sensor. In this context, the optical signal is modified and/or delayed according to a certain number of times to form the modified and/or delayed optical signal.
G02B 27/28 - Systèmes ou appareils optiques non prévus dans aucun des groupes , pour polariser
G02B 26/04 - Dispositifs ou dispositions optiques pour la commande de la lumière utilisant des éléments optiques mobiles ou déformables pour commander l'intensité de la lumière en modifiant périodiquement l'intensité de la lumière, p. ex. par l'utilisation de hacheurs
45.
COMPLIANCE TESTING SYSTEM AND COMPLIANCE TESTING METHOD
A compliance testing system includes a user interface, a machine-learning circuit, and a database. The database includes compliance testing data including information on regulations and standards for performing compliance tests on different devices under test (DUT). The user interface is configured to receive a user input including text and/or speech relating to the DUT to be tested. The machine-learning circuit is configured to determine which regulations and standards are applicable to the DUT to be tested based on the user input. The machine-learning circuit is configured to generate a set of rules describing the application of the applicable regulations and standards to the DUT that is to be tested. The machine-learning circuit is configured to generate test data based on the generated set of rules. The test data may include information on compliance tests to be performed on the DUT in view of the applicable regulations and standards.
G06F 11/263 - Génération de signaux d'entrée de test, p. ex. vecteurs, formes ou séquences de test
G06F 11/22 - Détection ou localisation du matériel d'ordinateur défectueux en effectuant des tests pendant les opérations d'attente ou pendant les temps morts, p. ex. essais de mise en route
46.
DEVICE AND METHOD FOR EMULATING A MOVING OBJECT IN A RADIO FREQUENCY (RF) CHANNEL
Disclosed are a device and method for emulating a moving object in a radio frequency, RF, channel. The device includes a receive terminal for receiving an RF signal; a tunable delay circuit for delaying the RF signal in accordance with a range indication associated with the moving object; a tunable attenuation circuit for attenuating the RF signal in accordance with a cross-sectional area indication associated with the moving object; a processor circuit for determining a Doppler frequency shift in accordance with a velocity indication associated with the moving object and micro-Doppler frequency shifts associated with the moving object; a tunable frequency shift circuit for frequency-shifting the RF signal in accordance with the Doppler frequency shift associated with the moving object; and an antenna array for transmitting the RF signal via the RF channel in accordance with an azimuth indication and an elevation indication associated with the moving object.
G01S 7/41 - Détails des systèmes correspondant aux groupes , , de systèmes selon le groupe utilisant l'analyse du signal d'écho pour la caractérisation de la cibleSignature de cibleSurface équivalente de cible
The present disclosure relates to a microwave device for high frequency application. The microwave device includes a housing that encompasses a space. At least one circuit structure is accommodated in the housing. The at least one circuit structure includes a substrate and at least one integrated circuit component arranged on the substrate. An electrically conductive flexible band is provided that is attached to the substrate. The electrically conductive flexible band is electrically connected to the at least one integrated circuit component. The housing has an opening through which an inner conductor is fed so as to extend into the space encompassed by the housing. The inner conductor is electrically connected to the electrically conductive flexible band in a non-destructive detachable manner.
The disclosure relates to a system for generating images of RF signals and/or RF impairments. The system includes a receiving unit to receive information on a number of RF signals and/or RF impairments, and image parameters; RF signal generator(s) to generate the number of RF signals and/or RF impairments according to the received information; an image generation unit to generate an image of a frequency spectrum and/or a spectrogram of the generated RF signals and/or RF impairments according to the received image parameters; a calculation unit to calculate a respective bounding box for at least one of the RF signals and/or for at least one of the RF impairments in the generated image, wherein the bounding box indicates a location of the at least one RF signal and/or the at least one RF impairment in the generated image; and a memory to store the image together with the bounding box(es).
G01S 13/89 - Radar ou systèmes analogues, spécialement adaptés pour des applications spécifiques pour la cartographie ou la représentation
G06T 11/60 - Édition de figures et de texteCombinaison de figures ou de texte
G06V 10/22 - Prétraitement de l’image par la sélection d’une région spécifique contenant ou référençant une formeLocalisation ou traitement de régions spécifiques visant à guider la détection ou la reconnaissance
A measurement system includes a test instrument, a monitoring circuit, a dispatching circuit, and an electronic device. The test instrument includes a testing circuit configured to conduct measurements on a measurement signal received from a device under test and/or to generate a test signal for the device under test. The monitoring circuit is configured to monitor a status of the at least one test instrument, wherein the status is associated with a measurement being performed on the device under test. The monitoring circuit is configured to generate an alert signal if a status change of the at least one test instrument requiring an external action is detected. The dispatching circuit is configured to transmit the alert signal to the electronic device. The electronic device can be established separately from the test instrument. Further, a test instrument is described.
A calibration method of calibrating a test instrument includes the following: consecutively connecting a set of calibration standards to at least one port and performing a calibration measurement for each calibration standard connected, thereby obtaining a first set of measurement data; determining, based on a multi-port error model and the first set of measurement data, a plurality of error terms of the multi-port error model, wherein at least one of the error terms includes a product of two error parameters; connecting an additional calibration standard to the at least one port; performing a calibration measurement with the additional calibration standard connected, thereby obtaining a second set of measurement data; and determining the two error parameters based on the second set of measurement data. Further, a calibration system is described.
The disclosure relates to a system for secure routing in a quantum key distribution, QKD, network. The system comprises: a network controller node which comprises a QKD module and a key management system, KMS, module; and at least two routing nodes which comprise a respective QKD module, and which are configured for forwarding information from a number of network entities in the QKD network; wherein the network controller node is configured to establish a secure communication connection with the at least two routing nodes via a key management system, KMS, layer or a network layer; wherein the network controller node is configured to receive management information from the routing nodes via the secure communication connection and to establish global knowledge based on the received management information; and wherein the network controller node is configured to distribute relevant parts of the global knowledge to the respective routing nodes via the secure communication connection; wherein the secure communication connection is encrypted using keys provided by the QKD modules.
The present disclosure relates to a method for radio communication scheduling. The method comprises: providing a graphical user interface, GUI, which shows graphical representations of a time grid and a number of scheduling elements; receiving a user input on the GUI, wherein the user input defines scheduling information; and performing a radio communication scheduling based on the scheduling information.
A radar target simulator comprises a primary target generator configured to create at least a part of a radar scene, especially a radar scene, and/or at least one primary radar target, and a secondary target generator configured to create at least one secondary radar target. In this context, the secondary target generator comprises a receive path, a Doppler shifter, a delayer or a delay structure, and a transmit path.
A method of correcting an error in an IQ signal generator system includes: generating, by a baseband circuit, a baseband IQ signal having a baseband I signal part and a baseband Q signal part; modulating, by an IQ modulator circuit, the baseband IQ signal, thereby obtaining a modulated IQ signal; determining, by an analysis circuit, a level curve of the modulated IQ signal, wherein the level curve is associated with a signal level of the modulated IQ signal over time; determining, by the analysis circuit, at least one error quantity based on the level curve, wherein the level curve multiplied with a spectral factor is integrated in order to determine the at least one error quantity; and controlling, by a control circuit, the baseband circuit or the IQ modulator circuit based on the at least one error quantity determined, thereby correcting an error in the IQ signal generator system.
H04L 25/49 - Circuits d'émissionCircuits de réception à conversion de code au transmetteurCircuits d'émissionCircuits de réception à pré-distorsionCircuits d'émissionCircuits de réception à insertion d'intervalles morts pour obtenir un spectre de fréquence désiréCircuits d'émissionCircuits de réception à au moins trois niveaux d'amplitude
H04L 1/24 - Tests pour s'assurer du fonctionnement correct
55.
METHOD OF SUPPRESSING UNWANTED SIGNAL PORTIONS IN AN IQ SIGNAL
A method of suppressing unwanted signal portions in an IQ signal generated by an IQ signal generator system includes generating, by a baseband circuit, a multi-tone baseband IQ signal, modulating, by a IQ modulator circuit, the baseband IQ signal, thereby obtaining a modulated IQ signal, determining, by an analysis circuit, a level function describing a signal level of the modulated IQ signal over time and/or over a phase of the multi-tone signal, determining, by the analysis circuit, at least one error quantity based on the level function, wherein the at least one error quantity is indicative of at least one error in the IQ signal generator system, and controlling, by a control circuit, the baseband circuit and/or the IQ modulator circuit in dependence of the at least one error quantity determined, thereby correcting the at least one error in the IQ signal generator system.
H04L 25/03 - Réseaux de mise en forme pour émetteur ou récepteur, p. ex. réseaux de mise en forme adaptatifs
H04L 25/49 - Circuits d'émissionCircuits de réception à conversion de code au transmetteurCircuits d'émissionCircuits de réception à pré-distorsionCircuits d'émissionCircuits de réception à insertion d'intervalles morts pour obtenir un spectre de fréquence désiréCircuits d'émissionCircuits de réception à au moins trois niveaux d'amplitude
H04L 27/36 - Circuits de modulationCircuits émetteurs
H04L 27/38 - Circuits de démodulationCircuits récepteurs
The present disclosure relates to a security detection system. The system comprises a scanner configured to capture a number n of scans of a person in a scanning area at different body poses of the person; at least one pose detection sensor configured to detect information on the body poses of the person in the scanning area; and a processor configured to correlate sections of the scans which show at least one body part of the person in the different body poses; wherein the scanner is configured to capture at least one of the number of scans during a dynamic movement of the person in the scanning area.
A coaxial RF connection system includes an external adapter with an external body and therein an external inner conductor. The system further includes an internal adapter with an internal body. The external body has an external body contact surface, and the internal body has an internal body contact surface. The coaxial RF connection system further includes a tensioning means and a spring element. The tensioning means presses—by means of the spring element—the external body against the internal body in a direction of the center axis such that the external body contact surface is in contact with the internal body contact surface. The external body includes an external centering device that is aligned along the center axis with an internal centering device of the internal body.
H01R 24/54 - Pièces intermédiaires, p. ex. adaptateurs, répartiteurs ou coudes
H01R 13/187 - Broches, lames ou alvéoles ayant un ressort indépendant pour produire ou améliorer la pression de contact le ressort étant dans l'alvéole
A measurement instrument includes at least one input port and a measurement circuit. The input port is configured to receive a radio frequency (RF) signal from a device under test, wherein the RF signal comprises a symbol sequence. The measurement circuit is configured to receive the RF signal from the input port. The measurement circuit includes a reference signal circuit, wherein the reference signal circuit is configured to generate a reference signal based on the received RF signal, wherein the reference signal comprises an extracted symbol sequence corresponding to the symbol sequence of the RF signal. The measurement circuit further comprises an error circuit, wherein the error circuit is configured to determine error vectors based on the RF signal and based on the reference signal. The measurement circuit further includes an analysis configured to determine whether the reference signal is correct based on the determined error vectors.
G01R 27/28 - Mesure de l'atténuation, du gain, du déphasage ou des caractéristiques qui en dérivent dans des réseaux électriques quadripoles, c.-à-d. des réseaux à double entréeMesure d'une réponse transitoire
A delay circuit comprises a receiver for an incoming signal, a limiting amplifier, configured to receive and process the incoming signal, a fixed delay line configured to introduce a predetermined time delay to the signals down-or-up-stream the power controlling circuit.
A delay circuit comprises a receiver for an incoming signal, a limiting amplifier, configured to receive and process the incoming signal, a fixed delay line configured to introduce a predetermined time delay to the signals down-or-up-stream the power controlling circuit.
A radar target simulator system using such delay circuit may provide a simulated radar target response by introducing a controlled time delay and amplitude limitation to said incoming signal.
G01S 7/41 - Détails des systèmes correspondant aux groupes , , de systèmes selon le groupe utilisant l'analyse du signal d'écho pour la caractérisation de la cibleSignature de cibleSurface équivalente de cible
G01S 13/76 - Systèmes utilisant la reradiation d'ondes radio, p. ex. du type radar secondaireSystèmes analogues dans lesquels des signaux de type pulsé sont transmis
The present disclosure provides a measurement application device comprising a display device configured to display measured signals in a diagram, an input device configured to receive a first user-provided input marker, wherein the first user-provided input marker refers to a point in the diagram, and a computing device configured to calculate a difference value for each one of at least two diagram axes based in each case on the position of the first user-provided input marker and a second input marker in the diagram, wherein the computing device is further configured to calculate a result based on the calculated difference values.
G01R 23/12 - Dispositions pour procéder à la mesure de fréquences, p. ex. taux de répétition d'impulsionsDispositions pour procéder à la mesure de la période d'un courant ou d'une tension par conversion de la fréquence en déphasage
G01R 31/28 - Test de circuits électroniques, p. ex. à l'aide d'un traceur de signaux
A test instrument includes at least one port, wherein the at least one port is configured to receive a measurement signal from a device under test and/or to transmit a test signal to a device under test. The test instrument further includes a testing circuit, wherein the testing circuit is configured to analyze the measurement signal and/or to generate the test signal. The test instrument further includes a memory, wherein the memory includes a model data base, wherein the model data base corresponds to a substitute model of at least the test instrument, and wherein the model data base includes a set of correlated configuration data. The set of correlated configuration data includes operational parameters, wherein the operational parameters describe electrical properties, mechanical properties, hardware properties, software properties, and/or testing properties of the test instrument. The set of correlated configuration data further includes information on interdependencies of the operational parameters.
Disclosed are a device and a method for simulating an RF reflective object, and a device for simulating RF fading. The device for simulating the RF reflective object comprises: a receiver or input, configured for receiving an RF signal from a device under test, DUT; a signal variation parameter estimation circuit, configured for estimating, based on an analysis of the RF signal, one or more signal variation-over-time parameters of the RF signal; one or more signal parameter adaptation circuits, configured for adapting one or more signal parameters of the RF signal in real-time as a function of one or more simulation parameters, and the one or more estimated signal variation-over-time parameters of the RF signal; and a transmitter, configured for transmitting the adapted RF signal to the DUT, the adapted RF signal simulating a reflection of the RF signal by the object or an RF fading of the RF signal. This provides automatic analysis of signal parameters and automatic adaptation of simulation parameters of objects which depend on the signal parameters and would have to be corrected manually otherwise.
A measurement chamber for performing measurements with respect to a device under test, especially under different temperature conditions, is provided. Said measurement chamber comprises an inlet and/or inlet guide for intake of a fluid, especially a temperature pre-conditioned fluid, into the measurement chamber, an outlet and/or outlet guide for out-take of the fluid from the measurement chamber, and a temperature conditioning element arranged inside the measurement chamber. In this context, the temperature conditioning element is configured to be temperature-effective with respect to the inlet and/or inlet guide according to a first temperature and/or to be temperature-effective with respect to the outlet and/or outlet guide according to a second temperature.
A synchronization method of synchronizing at least two signal processing circuits of a measurement system is described. The at least two signal processing circuits include a first signal processing circuit and a second signal processing circuit generating a first local clock count and a second local clock count, respectively.
A system for testing an emitting sensor of a vehicle is provided. Said system comprises a tester for testing the sensor, e.g. by simulating a target for the sensor's emission, and a holding arrangement, especially a holder, for holding the tester. In this context, the holding arrangement is adapted to be mounted on the vehicle and to hold the tester at a certain distance in front of the sensor.
A modular power supply comprises a primary power supply module comprising a primary control unit and a primary feedback control loop for an electrical characteristic of the electrical power supplied at its output terminals, and at least one secondary power supply module, each of which comprising a respective independent secondary feedback control loop for an electrical characteristic of the electrical power supplied at the respective output terminals, and being connected with the primary control unit via a communication interface, the primary control unit exemplarily controlling the primary power supply module and the at least one secondary power supply module, the output power of the primary power supply module and the at least one secondary power supply module being combined.
H02M 3/156 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu sans transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs avec commande automatique de la tension ou du courant de sortie, p. ex. régulateurs à commutation
H02M 1/00 - Détails d'appareils pour transformation
H02M 1/32 - Moyens pour protéger les convertisseurs autrement que par mise hors circuit automatique
68.
POSITIONING APPARATUS FOR POSITIONING A DEVICE UNDER TEST
The present invention relates to a positioning apparatus for positioning a device under test—DUT—, the positioning apparatus comprising: a support structure extending over an horizontal plane, and a mast structure, which is elongated in shape and configured to contact the support structure, wherein the mast structure is movable along a pivoting axis between a first position, where the mast structure is perpendicular to the horizontal plane, and a second position, where the mast structure is parallel to the horizontal plane.
The present disclosure relates to an active directional structure for a test and/or measurement system, comprising: a generator port configured to receive a generator signal; a DUT port arranged for directly or indirectly connecting a DUT; a measurement port configured to output a measurement signal; and a reference port configured to output a reference signal. The active directional structure further comprises: a first converter which is configured to generate a test signal and the reference signal based on the generator signal; and a second converter which is configured to: generate the measurement signal based on the test signal, a reflected signal from the DUT and the reference signal; wherein the first converter and/or the second converter comprise a respective transistor circuit.
G01R 31/28 - Test de circuits électroniques, p. ex. à l'aide d'un traceur de signaux
G01R 27/28 - Mesure de l'atténuation, du gain, du déphasage ou des caractéristiques qui en dérivent dans des réseaux électriques quadripoles, c.-à-d. des réseaux à double entréeMesure d'une réponse transitoire
70.
METHODS FOR GENERATING AND MODIFYING SYNTHETIC ON-PERSON SCREENING IMAGES
The present disclosure includes a method for generating synthetic on-person screening images including providing a database of labeled on-person screening images, wherein a labeling of a respective on-person screening image in the database indicates: the presence of an object in the image, and, in case the object is present, at least one of: a classification, a location, a size, a material and a weight of the object. The method includes training a generative AI model by feeding at least some of the labeled on-person screening images in the database to the generative AI model; receiving an input where the input includes anatomic information of a person, information on a presence or absence of at least one further object, and/or information on a location of the further object relative to the person; and generating at least one synthetic on-person screening image with the generative AI model based on the input.
G06V 10/774 - Génération d'ensembles de motifs de formationTraitement des caractéristiques d’images ou de vidéos dans les espaces de caractéristiquesDispositions pour la reconnaissance ou la compréhension d’images ou de vidéos utilisant la reconnaissance de formes ou l’apprentissage automatique utilisant l’intégration et la réduction de données, p. ex. analyse en composantes principales [PCA] ou analyse en composantes indépendantes [ ICA] ou cartes auto-organisatrices [SOM]Séparation aveugle de source méthodes de Bootstrap, p. ex. "bagging” ou “boosting”
G06T 7/70 - Détermination de la position ou de l'orientation des objets ou des caméras
G06V 10/764 - Dispositions pour la reconnaissance ou la compréhension d’images ou de vidéos utilisant la reconnaissance de formes ou l’apprentissage automatique utilisant la classification, p. ex. des objets vidéo
G06V 10/82 - Dispositions pour la reconnaissance ou la compréhension d’images ou de vidéos utilisant la reconnaissance de formes ou l’apprentissage automatique utilisant les réseaux neuronaux
G06V 10/94 - Architectures logicielles ou matérielles spécialement adaptées à la compréhension d’images ou de vidéos
G06V 20/70 - Étiquetage du contenu de scène, p. ex. en tirant des représentations syntaxiques ou sémantiques
A hybrid module includes a microwave frequency circuit submodule configured for processing microwaves having a high frequency and a low frequency circuit submodule. The low frequency circuit submodule is opposite to the microwave frequency circuit submodule and supplies the microwave frequency circuit submodule with an electrical signal having a low frequency. The high frequency is at least two times higher than the low frequency. The hybrid module includes a first conductive housing part that houses at least part of the low frequency circuit submodule, and a second conductive housing part that houses at least part of the microwave frequency circuit submodule. A resilient pin is mounted to the low frequency circuit submodule. The resilient pin releasably contacts the microwave frequency circuit submodule to provides, between the submodules, a connection, so that via the connection the low frequency circuit submodule can supply the microwave frequency circuit submodule with the electrical signal.
The present invention relates to a measurement instrument comprising: at least a first and a second input paths, wherein each input path is configured to receive a corresponding measurement signal from a device under test, wherein each measurement signal comprises a number of states; a calculation device connected to the at least first and second input paths, configured to calculate an error vector corresponding to each state of each measurement signal, and to produce an average error vector for each state based on the error vectors of each measurement signal corresponding to the same state; and a display device, adapted to create a constellation diagram based on the produced average error vector for each state.
A measurement system is described. The measurement system includes at least one analog-to-digital converter (ADC), the at least one ADC being configured to receive and digitize a radio frequency (RF) signal, thereby obtaining a digitized RF signal. The measurement system further includes a digital signal processing circuit, the digital signal processing circuit being configured to receive and process the digitized RF signal. In some embodiments, the digital signal processing circuit is configured to: determine whether the at least one ADC is operated in an overload operating state based on the digitized RF signal; determine at least one time frame of the digitized RF signal in which the at least one ADC is operated in the overload operating state; and determine whether the at least one time frame corresponds to a critical portion of the RF signal or to an uncritical portion of the RF signal.
A method for analyzing a device-under-test (DUT) includes feeding a RF signal to the DUT; obtaining and/or storing an input signal waveform of the signal fed to the DUT or an output signal waveform of a signal outputted by the DUT; measuring signal path characteristics of the DUT; calculating an output signal waveform if the input signal waveform is obtained and/or stored or an input signal waveform if the output signal waveform is obtained and/or stored; obtaining clock data from the calculated output signal waveform if the input signal waveform is obtained and/or stored or from the calculated input signal waveform if the output signal waveform is obtained and/or stored, and produce an eye diagram of the calculated output signal waveform if the input signal waveform is obtained and/or stored or of the calculated input signal waveform if the output signal waveform is obtained and/or stored using the obtained clock.
The present disclosure provides a measurement application device comprising a first measurement signal path configured to receive an analog measurement signal, and to convert the analog measurement signal into a first digital measurement signal, a first signal processor configured to convert the first digital measurement signal into a first IQ data stream, a first demodulator configured to perform an IQ demodulation on the first IQ data stream and provide a first complex signal data stream, a first selector configured to group samples of the first complex signal data stream according to predetermined criteria, and to output at least one respective first group of samples of the first complex signal data stream, and a respective second signal processing path, wherein a cross-correlator calculates a cross-correlation for the samples of each group pair comprising one of the first groups, and the respective second group. Further, a respective method is provided.
A measurement system includes a narrowband receiver configured to receive an input signal with an initial bandwidth. The narrowband receiver includes at least one local oscillator configured to provide a local oscillator signal having a center frequency and at least one signal mixer configured to mix the input signal and the local oscillator signal to obtain a mixed signal including image portions. The mixed signal has a respective center frequency in view of the local oscillator signal mixed therein. The narrowband receiver is configured to process two or more mixed signals, thereby obtaining two or more captured signals for different center frequencies of the local oscillator signal. The two or more captured signals have a limited bandwidth compared to the initial bandwidth. The narrowband receiver is configured to combine the two or more captured signals in order to obtain a processed signal without image portions.
G01R 27/32 - Mesure de l'atténuation, du gain, du déphasage ou des caractéristiques qui en dérivent dans des réseaux électriques quadripoles, c.-à-d. des réseaux à double entréeMesure d'une réponse transitoire dans des circuits comportant des constantes réparties
G01R 31/28 - Test de circuits électroniques, p. ex. à l'aide d'un traceur de signaux
The present disclosure relates to a method for generating code for a mobile communication tester. The method comprises the steps of: receiving information on a test scenario at an inputting environment; and automatically generating a test script code for the mobile communication tester based on the received information; wherein the test script code is configured in such a way that, when it is executed by the mobile communication tester, it causes the mobile communication tester to generate a test routine according to the test scenario, wherein the test routine adheres to a mobile communication standard.
A signal processing circuit for a measurement instrument is described. The signal processing circuit comprises a measurement input, a first measurement channel, a second measurement channel, and a noise canceling circuit. The first measurement channel comprises a first wideband analog-to-digital converter (ADC) and a first transformation circuit. An output signal of the first measurement channel is a first frequency domain signal. An output signal of the second measurement channel is a second frequency domain signal. The first frequency domain signal and the second frequency domain signal are a complex-valued signal, respectively. The noise canceling circuit is configured to receive the first frequency domain signal and the second frequency domain signal and to determine a combined average of the first frequency domain signal and of the second frequency domain signal over a predetermined number of frequency bins, thereby obtaining a complex-valued average signal. Further, a measurement system is described.
A method of manufacturing an electric circuit includes: providing a signal conductor on a first side of a substrate; providing a resistor structure on the first side of the substrate, the resistor structure contacting the signal conductor; providing a first contacting structure on the first side of the substrate, the first contacting structure electrically connected to the resistor structure by a first electric connection, the first electric connection at least partially provided on the second side of the substrate; applying a test signal to the resistor structure via a measurement circuit contacting the first contacting structure and the signal conductor; determining at least one characteristic property of the first resistor structure based on the test signal; and trimming the resistor structure until the at least one characteristic property has a predefined nominal value or is less than a predefined nominal value by less than a predefined threshold.
H01C 17/242 - Appareils ou procédés spécialement adaptés à la fabrication de résistances adaptés pour ajuster la valeur de la résistance en supprimant ou en ajoutant du matériau résistif par laser
B23K 26/38 - Enlèvement de matière par perçage ou découpage
H02H 9/00 - Circuits de protection de sécurité pour limiter l'excès de courant ou de tension sans déconnexion
H05K 3/00 - Appareils ou procédés pour la fabrication de circuits imprimés
H05K 3/02 - Appareils ou procédés pour la fabrication de circuits imprimés dans lesquels le matériau conducteur est appliqué à la surface du support isolant et est ensuite enlevé de zones déterminées de la surface, non destinées à servir de conducteurs de courant ou d'éléments de blindage
The invention relates to configurable radio frequency, RF, system. The RF system comprises: a first RF module which comprises a signal path and an RF port; wherein the RF port is arranged for being connected to a further RF module or to a device-under-test, DUT; wherein the first RF module further comprises at least a first and a second auxiliary port which are accessible from outside the first RF module; wherein the first and the second auxiliary port are arranged for being connected to each other via: a first bridging element or a first extension module of the configurable RF system; and wherein the signal path is connected to the RF port and passes through: the first auxiliary port, the first bridging element or the first extension module, and the second auxiliary port.
G01R 27/28 - Mesure de l'atténuation, du gain, du déphasage ou des caractéristiques qui en dérivent dans des réseaux électriques quadripoles, c.-à-d. des réseaux à double entréeMesure d'une réponse transitoire
The invention relates to a configurable radio frequency, RF, system, which comprises a first RF module; and a second RF module. Each of the first and the second RF module comprises: an RF circuitry, a signal path, in particular a waveguide, and an RF port connected to the respective RF signal path; wherein the RF port of the first RF module and the RF port of the second RF module are spaced apart at a predetermined distance and are oriented to enable a connection to a third RF module of the configurable RF system.
The present invention relates to a circuit arrangement comprising: a bias tee having an input AC terminal comprising a bias tee capacitor, wherein the input AC terminal is adapted to receive at least one AC signal, wherein the AC signal comprises at least one of a positive pulse train signal and a negative discharge pulse signal; an input DC terminal, adapted to receive at least one bias DC signal; and an output interface, adapted to output a signal based on the received AC signal and the received bias DC signal, and a discharge circuit, adapted to discharge the bias tee capacitor.
H03K 3/57 - Générateurs caractérisés par le type de circuit ou par les moyens utilisés pour produire des impulsions par l'utilisation d'un élément accumulant de l'énergie déchargé dans une charge par un dispositif interrupteur commandé par un signal extérieur et ne comportant pas de réaction positive le dispositif de commutation étant un dispositif à semi-conducteurs
G06N 10/40 - Réalisations ou architectures physiques de processeurs ou de composants quantiques pour la manipulation de qubits, p. ex. couplage ou commande de qubit
The present disclosure relates to a method for transmit power adjustment in a wireless communication network which comprises a plurality of radio access entities. The method comprises the steps of: obtaining, for one radio access entity of the plurality of radio access entities: (i) information on received signal strengths of a first wireless test signal which is transmitted from at least some radio access entities of the plurality of radio access entities and received by the one radio access entity and, and/or (ii) information on received signal strengths of a second wireless test signal which is transmitted from the one radio access entity and received by at least some radio access entities of the plurality of radio access entities; analyzing the obtained information; and adjusting a signal transmit power of the one radio access entity on the basis of said analysis.
H04W 52/36 - Commande de puissance d'émission [TPC Transmission power control] utilisant les limitations de la quantité totale de puissance d'émission disponible avec une plage ou un ensemble discrets de valeurs, p. ex. incrément, variation graduelle ou décalages
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
84.
CALIBRATION SYSTEM AND CALIBRATION METHOD FOR A VECTOR NETWORK ANALYZER
The present disclosure relates to a calibration system for a vector network analyzer (VNA), having a plurality of N ports. The calibration system comprises a distribution unit having a plurality of D≤N ports; and a plurality of D≤N calibration units, respectively comprising a calibration circuit having first, second and third ports and an isolation circuit having first, second and third ports. For the respective calibration unit, the calibration circuit is configured to provide at least three different one-port calibration standards, such as open, short and match; the first port of the calibration circuit is arranged for being connected to a respective port of the VNA, the second port of the calibration circuit is connected to the first port of the isolation circuit, the third port of the calibration circuit is connected to a first matched load; the second port of the isolation circuit is connected to a respective port of the distribution unit, and the third port of the isolation circuit is connected to a second matched load. The distribution unit is configured to connect any one of its ports with all other of its ports.
G01R 35/00 - Test ou étalonnage des appareils couverts par les autres groupes de la présente sous-classe
G01R 27/28 - Mesure de l'atténuation, du gain, du déphasage ou des caractéristiques qui en dérivent dans des réseaux électriques quadripoles, c.-à-d. des réseaux à double entréeMesure d'une réponse transitoire
85.
INDUCTIVE SCANNER AND METHOD FOR INDUCTIVE SCANNING
An inductive scanner, especially an inductive shoe and/or foot scanner, is provided. Said inductive scanner comprises at least three inductive transceiver elements for inductively transmitting and/or receiving to form corresponding magnetic fields, and a control unit connected to said at least three inductive transceiver elements. In this context, the at least three inductive transceiver elements are arranged at different distance from one another such that the corresponding magnetic fields between at least one or each respective pair of the at least three inductive transceiver elements have different field distributions in three-dimensional space. In addition to this, the control unit is configured to infer a respective location of an object and/or materials affecting the corresponding magnetic fields on the basis of the different field distributions
G01V 3/38 - Traitement de données, p. ex. pour l'analyse, pour l'interprétation ou pour la correction
G01V 3/10 - Prospection ou détection électrique ou magnétiqueMesure des caractéristiques du champ magnétique de la terre, p. ex. de la déclinaison ou de la déviation fonctionnant au moyen de champs magnétiques ou électriques produits ou modifiés par les objets ou les structures géologiques, ou par les dispositifs de détection en utilisant des cadres inducteurs
G05B 13/02 - Systèmes de commande adaptatifs, c.-à-d. systèmes se réglant eux-mêmes automatiquement pour obtenir un rendement optimal suivant un critère prédéterminé électriques
86.
DEVICE AND METHOD FOR SHOE AND/OR FOOT SCANNING WITH COMBINED ELECTROMAGNETIC WAVE AND INDUCTIVE SCANNING CAPABILITIES
A shoe and/or foot scanner combining electromagnetic wave and inductive scanning capabilities is provided. Said shoe and/or foot scanner comprises at least one electromagnetic wave sensor, at least one inductive sensor, and a control unit. In this context, the at least one electromagnetic wave sensor and the at least one inductive sensor are arranged such that the at least one electromagnetic wave sensor and the at least one inductive sensor have at least one overlapping detection volume and/or area. In addition to this, the control unit is configured to evaluate the corresponding sensor measurements from the at least one electromagnetic wave sensor and the at least one inductive sensor for at least a part or each of the at least one overlapping detection volume and/or area to determine an overall threat probability.
A calibration device for a measurement device, especially a vector network analyzer, is provided. The calibration device includes at least one connection port for connecting the calibration device to the measurement device, especially the vector network analyzer, at least one passive calibration standard, at least one active calibration standard, and a switching unit configured to connect the at least one connection port alternatively to one of the at least one passive calibration standard and the at least one active calibration standard. The active calibration standard includes a signal measurement unit configured to measure an RF signal fed to the active calibration standard via the at least one connection port and the switching unit in magnitude and/or phase. Alternatively, the active calibration standard includes a signal generation unit configured to generate and output a reference signal to the at least one connection port via the switching unit.
The present disclosure provides a portable measurement application device comprising at least one measurement port configured to acquire an analog measurement signal, an analog-to-digital converter for every measurement port, wherein the analog-to-digital converter is configured to convert the analog measurement signal acquired by the respective measurement port into a digital measurement signal, and a portable device communication interface coupled to each analog-to-digital converter, and configured to output the digital measurement signal of each analog-to-digital converter to a measurement application server. The disclosure further provides a measurement application server, a measurement application, a method, and a computer program product.
G01R 13/32 - Circuits pour la présentation de fonction non récurrentes telles que les phénomènes transitoiresCircuits de déclenchementCircuits de synchronisationCircuits pour dilater une base de temps
89.
SIGNAL PROCESSING CIRCUIT, MEASUREMENT INSTRUMENT, AND METHOD OF DETERMINING A SYMBOL ERROR RATE
A signal processing circuit includes an input interface and an analysis circuit. The input interface is configured to receive a measurement signal and a reference signal. The input interface further is configured to forward the measurement signal and the reference signal to the analysis circuit. The measurement signal and the reference signal include a symbol sequence, respectively. The analysis circuit is configured to synchronize the measurement signal with the reference signal. The analysis circuit is configured to determine error vectors based on the synchronized measurement signal and reference signal. The analysis circuit further is configured to determine symbol points of the symbol sequence and decision boundaries for the symbol points. The analysis circuit further is configured to determine whether the determined error vectors exceed the decision boundaries determined. Further, a measurement instrument and a method of determining a symbol error rate of a measurement signal are described.
A modulated RF signals generating system for controlling or reading-out a multiple-state system, such as a quantum computing architecture or a multiple-input multiple-output architecture, is provided. The system includes a baseband signal generator having a baseband signal generator output(s), a reference frequency source being in unidirectional or bidirectional communication with the baseband signal generator, a multitone source including multitone source output(s) and being in unidirectional or bidirectional communication with the reference frequency source to lock the corresponding phase between the baseband signal generator and the multitone source, and mixer(s) including a first mixer input, a second mixer input(s) and a mixer output. The corresponding one of the baseband signal generator output(s) is connected to the first mixer input of the respective one of the mixer(s). The corresponding one of the multitone source output(s) is connected to the second mixer input of the respective one of the mixer(s).
G06N 10/40 - Réalisations ou architectures physiques de processeurs ou de composants quantiques pour la manipulation de qubits, p. ex. couplage ou commande de qubit
91.
Measurement system and method of determining a noise figure of a device under test
A measurement system for determining a noise figure of a device under test is described. The measurement system determines a first total error power based on the output signal by a first noise canceling technique, wherein the first total error power includes systematic errors originating in the device under test and in the measurement system. The measurement system determines a second total error power based on the output signal by a different, second noise canceling technique. The second total error power includes systematic errors originating in the measurement system. The second total error power further includes noise originating in the device under test and in the measurement system outside of the measurement instrument. The measurement system is configured to subtract the first total error power from the second total error power, thereby obtaining an external noise power.
The present disclosure provides a measurement application device comprising a signal processing module configured to at least one of generate measurement signals, and acquire measurement signals, a user interface configured to acquire gesture-based user input, and a processor coupled to the user interface, and executing a machine learning algorithm, wherein the machine learning algorithm is configured to analyze received gesture-based user input, and to output respective control information for controlling the signal processing module or configuration information for configuration of the signal processing module. Further, a respective computer implemented method is provided.
G06F 3/0488 - Techniques d’interaction fondées sur les interfaces utilisateur graphiques [GUI] utilisant des caractéristiques spécifiques fournies par le périphérique d’entrée, p. ex. des fonctions commandées par la rotation d’une souris à deux capteurs, ou par la nature du périphérique d’entrée, p. ex. des gestes en fonction de la pression exercée enregistrée par une tablette numérique utilisant un écran tactile ou une tablette numérique, p. ex. entrée de commandes par des tracés gestuels
G06F 3/0484 - Techniques d’interaction fondées sur les interfaces utilisateur graphiques [GUI] pour la commande de fonctions ou d’opérations spécifiques, p. ex. sélection ou transformation d’un objet, d’une image ou d’un élément de texte affiché, détermination d’une valeur de paramètre ou sélection d’une plage de valeurs
93.
METHOD FOR CONFIGURING A MOBILE COMMUNICATION TESTER
A method for configuring a mobile communication tester is described. The method comprises the steps of: providing a mobile communication tester with an electronic circuit configured for testing a device under test; receiving, by the electronic circuit, at least one configuration message that is formatted at least partially in ASN.1; processing, by the electronic circuit, the at least one configuration message formatted in ASN.1; and deriving, by the electronic circuit, a configuration setting of the mobile communication tester at least partly from the at least one configuration message received.
The present disclosure relates to a system and a method for security inspection of IP traffic in a core network. The system comprises at least one service communication proxy which comprises at least one interface and a processor; wherein the interface is configured to receive the IP traffic; wherein the processor is configured to decrypt at least one layer of communication of the received IP traffic; and wherein the processor is further configured to perform a security inspection on the at least one decrypted layer.
A method is disclosed for tailoring an activation state of a protocol data unit session between a test network and at least one user equipment. A test system for testing a wireless connection between at least one user equipment and a test network is also provided. The user equipment is registered with the test network. The protocol data unit session is established between the test network and the user equipment. The protocol data unit session between the test network and the user equipment is resumed after at least one radio resource control connection of the protocol data unit session between the test network and the user equipment was released once a release condition was met. The resuming is based on a resuming signal provided by a control device coupled to the test network such that an activation state of the protocol data unit session is modifiable.
The present disclosure provides a measurement application device script analyzer comprising a script input interface configured to receive a control script for a measurement application device, an instruction analyzer coupled to the script input interface, and configured to analyze instructions of the control script for compliance with a predetermined rule set, and to provide a respective analysis result, and an output interface coupled to the instruction analyzer, and configured to output the analysis result. Further, the present disclosure provides a respective measurement application device, and a respective computer-implemented method.
The present disclosure generally relates to a method and a test system for establishing an over-the-air communication connection between a device under test and a mobile communication tester. A simulated network is provided by using the mobile communication tester. The device under test is activated and a search for the simulated network to connect to is initiated by the device under test. Configuration data of the simulated network are submitted to the device under test by using the mobile communication tester. A communication connection is established between the device under test and the simulated network based on the configuration data submitted.
The present disclosure generally relates to a method and a measurement system for characterizing a reconfigurable intelligent surface of a device under test. An incident signal is repeatedly transmitted onto the reconfigurable intelligent surface at an incident angle with respect to the reconfigurable intelligent surface by using a feed antenna. Reflected signals reflected by the reconfigurable intelligent surface are captured by using at least one probe antenna. The reflected signals are captured at different angles of reflection such that a three-dimensional reflection pattern is obtained. A reflected total radiated power for the reconfigurable intelligent surface is determined based on the three-dimensional reflection pattern by using a determination circuit.
H04B 7/04 - Systèmes de diversitéSystèmes à plusieurs antennes, c.-à-d. émission ou réception utilisant plusieurs antennes utilisant plusieurs antennes indépendantes espacées
A receiver equalizer circuit is described. The equalizer circuit includes a signal input, a first signal processing channel, a second signal processing channel, and a filter circuit. The first signal processing channel includes a first analog-to-digital converter and a first digital down-converter provided downstream of the first analog-to-digital converter. The second signal processing channel includes a second analog-to-digital converter and a second digital down-converter provided downstream of the second analog-to-digital converter. The filter circuit is connected to the signal processing channels downstream of the digital down-converters. Further, a transmitter equalizer circuit and an electronic device are described.
The present invention relates to a method and an apparatus for generating an output signal with adjustable phase noise. The apparatus comprises waveform generation circuitry configured to generate a reference signal. Further, the apparatus comprises oscillator circuitry configured to generate an adjustable local oscillator (LO) signal. In addition, the apparatus comprises mixer circuitry coupled to the waveform generation circuitry and the oscillator circuitry and configured to mix the reference signal with the LO signal (LO) to generate the output signal having phase noise based on the LO signal. Further, the present invention relates to a system comprising such apparatus.
