An optical wireless communication (OWC) transmitter apparatus comprises: a plurality of transmitters, each transmitter having a respective field-of-view in respect of which it is configured to transmit OWC signals; and a controller configured to select which of the transmitters transmit the OWC signals, thereby determining a transmission zone to which the OWC signals are transmitted by the apparatus, wherein the transmission zone comprises at least one sub-zone, each sub-zone corresponding to the field-of-view of a respective one of the transmitters.
An optical wireless communication (OWC) system includes a multiple input multiple output (MIMO) device configured to provide a plurality of signals each representing a respective data stream, conditioning circuitry configured to receive the plurality of signals from the MIMO device and process the plurality of signals to produce at least one conditioned signal representative of the data stream(s) and suitable for transmission using an OWC transmission device, and an OWC transmission device comprising at least one transmitter for transmitting light and configured to be responsive to the at least one conditioned signal to transmit light representative of the data streams using the at least one transmitter.
A display apparatus comprises an at least partially transparent display, the display configured to generate light to form an image for display to a user positioned in front of the display, and at least one of light-transmitting device or light-receiving device positioned behind the display, wherein the at least one of light-transmitting device or light-receiving device is configured to at least one of transmit or receive light through at least part of the display, wherein the at least one of light-transmitting device or light-receiving device comprises or forms part of an optical wireless communications (OWC) apparatus configured to at least one of transmit or receive the light through the at least part of the display.
G09G 3/32 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
G09G 3/3208 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
An optical wireless communication (OWC) system comprises: an access point (AP) comprising a plurality of OWC transmitters and a plurality of OWC receivers; a station (STA) comprising at least one retroreflector; and a controller configured to control the OWC AP transmitters and/or OWC AP receivers; wherein the controller is configured to process data representative of at least one OWC signal that is received by at least one of the OWC AP receivers after having been transmitted by at least one of the OWC AP transmitters and reflected by the at least one retroreflector; and the controller is configured to activate and/or deactivate at least one of the OWC AP transmitters and/or OWC AP receivers based on the processing of the data that is representative of the received at least one OWC signal.
09 - Scientific and electric apparatus and instruments
11 - Environmental control apparatus
38 - Telecommunications services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Communications apparatus and instruments; telephones; smart
phones; mobile phones; computing devices; tablet computers;
phablets; two-way radios; video conferencing equipment;
webcams; video cameras; microphones; optical wireless and
wireless communication devices; access points and stations
for transmitting, receiving, manipulating, organizing and
reviewing signals, data, voice, text, image and audio files;
electronic, electrical apparatus and instruments for the
input, storage, processing and transmission of data;
integrated circuits and chipsets for optical wireless and
wireless communications, transmitting, receiving,
manipulating, organizing and reviewing data, voice, text,
image and audio files sold separately or as an integral part
of mobile devices and IOT (internet of things) devices;
computer apparatus and instruments; computer software;
computer software for optical wireless and wireless
communication of, transmitting, receiving, manipulating,
storing, organizing and reviewing data, voice, text, image
and audio files; computer networking software; computer
peripherals; networking apparatus and instruments;
telecommunications, communications and satellite apparatus
and instruments; wireless equipment and hardware, including,
networking, audio and video and telecommunications products;
computer hardware and peripherals, namely, wireless local
area networking products and devices and global wireless
networking products and devices; global wireless wide area
networking products; wireless access apparatus, instruments
and equipment; switches; routers; computer hardware, namely
Wireless Access Points [WAP] devices; wireless access
apparatus, namely wireless stations; USB dongles [wireless
network adapters]; modems; Integrated Services Digital
Network [ISDN] terminals and servers; downloadable
electronic publications; decoders; non-visible and visible
light decoders; diodes; light-emitting diodes (LEDs); light
sensors; light dimmers; sensors and detectors; sensors and
detectors for the detection of internet or wireless data;
infrared sensors; infrared detectors; proximity detectors;
motion detectors; optical receivers; data communication
receivers; point to point receivers; wireless transmitters;
electrical receivers; optical apparatus and instruments;
optical transceivers; optical enhancers; optical waveguides;
optical finders; optical encoders; optical networks; optical
sensors; electronic and optical communications instruments
and components; optical data links; optical communication
instruments; parts and fittings for all of the aforesaid
goods; parts and fittings of the aforesaid goods; lighting
transformers. Lighting tracks [lighting apparatus]; fluorescent lighting
apparatus; apparatus for lighting; light-emitting diodes
[LED] lighting apparatus; LED luminaires; light bulbs; LED
light bulbs; light reflectors; light assemblies; light
installations; light fittings; light projectors; light bars;
light fixtures; luminaires; electrical luminaires; light
luminaires; ceiling lights; desk lights; wall lights; spot
lights; pen lights; flashlights [torches]; flashlights;
casings for lights; infrared lighting fixtures; reflectors
for light control; full spectrum light sources; filters for
lighting appliances; filters for lighting apparatus; flat
panel lighting apparatus; computer controlled lighting
apparatus; computer controlled lighting instruments;
lighting fixtures for commercial use; light sources [other
than for medical or photographic use]; light filters [other
than for medical or photographic use]. Telecommunications and communications services; wireless
communication services; wireless broadband communications
services; rental of telecommunication facilities and
equipment; telecommunications consultation and advisory
services relating to wireless communications and wireless
communications equipment; providing information related to
wireless communications; provision of wireless application
protocol services including those utilising a secure
communications channel; providing internet access; providing
multiple-user access to a global computer network; providing
multiple use access to global computer information networks
for the transfer and dissemination of a wide range of
information; electronic communication services; electronic
network communications; providing access to electronic
communications networks; providing telecommunications
connections to the internet; providing telecommunications
connections to a global computer network; information
services relating to electronic communication networks;
providing electronic telecommunication connections. Scientific and technological services and research and
design relating thereto; design and development of computer
software and hardware; design and development of lighting
systems; design and development of networks, wireless
computer networks and wireless telecommunications and
products relating thereto; engineering services relating to
wireless networking and telecommunications industries;
technical consultation, research and advisory services
relating to wireless networking and telecommunications
products and services; engineering testing services relating
to wireless communications and computer network equipment
and hardware; design, development, installation,
maintenance, repair and updating of computer software;
technical advice in relation to telecommunications;
research, design and development services relating to
computer hardware, computer programs, computer systems,
computer software solutions for internet providers and
internet users, data processing systems, computerized
information processing systems, communications services,
communications solutions, information and advice relating to
the aforesaid; preparation of technical reports and studies
relating telecommunications and computer networks; computer
programming; support and maintenance services for computer
networks, telecommunications networks and data transmission
networks.
6.
OPTICAL WIRELESS COMMUNICATION SYSTEM NETWORK SEPARATION
An optical wireless communication (OWC) system comprises an OWC network and a further OWC network. The OWC network comprises a primary OWC apparatus configured for connection to an electronic network and one or more secondary OWC apparatuses, each secondary OWC apparatus configured for incorporation into, or connection to, or comprising, a corresponding user device. The further OWC network comprises a further primary OWC apparatus configured for connection to a further electronic network and one or more further secondary OWC apparatuses, each further secondary OWC apparatus configured for incorporation into, or connection to, a corresponding user device. The primary OWC apparatus and each of the one or more secondary OWC apparatuses are configured for communication of one or more OWC signals therebetween on one or more optical wavelengths, each OWC signal comprising corresponding data and a corresponding identifier code. The further primary OWC apparatus and each of the one or more further secondary OWC apparatuses are configured for communication of one or more further OWC signals therebetween on one or more further optical wavelengths, each further OWC signal comprising corresponding further data and a corresponding further identifier code. At least one of the one or more further optical wavelengths is different to at least one of the one or more optical wavelengths and wherein at least one of the one or more further identifier codes is different to at least one of the one or more identifier codes.
An optical wireless communication (OWC) system comprises:
a multiple input multiple output (MIMO) device configured to provide a plurality of signals each representing a respective data stream;
conditioning circuitry configured to receive the plurality of signals from the MIMO device and process the plurality of signals to produce at least one conditioned signal representative of the data stream(s) and suitable for transmission using an OWC transmission device;
an OWC transmission device comprising at least one transmitter for transmitting light and configured to be responsive to the at least one conditioned signal to transmit light representative of the data stream(s) using the at least one transmitter.
An optical wireless communications (OWC) receiver is configured for receiving light encoded with one or more data signals from one or more light sources of one or more OWC transmitters and for generating one or more electrical signals which are representative of the received light. The OWC receiver comprises a photodetector configured to generate the one or more electrical signals, a freeform optical component comprising a plurality of lenslets, each lenslet comprising a corresponding lenslet optical surface, wherein at least one of the lenslet optical surfaces is translationally and cylindrically asymmetric, wherein the freeform optical component comprises a three- dimensional freeform optical surface which includes the lenslet optical surfaces, and wherein the freeform optical component and the photodetector are configured so that the freeform optical component directs at least a portion of the light that is incident on the freeform optical component from the light source onto the photodetector. An OWC transmitter and an OWC system are also disclosed.
An optical wireless communications receiver for a portable communications device, the receiver being configured to receive radiation signals on which communication data is encoded, wherein the receiver is comprised in or on or configured for mounting to at least part of a periphery or edge of the device. Advantageously, the optical wireless communications comprises a plurality of, receiver elements distributed along or around the receiver and/or comprises an optical guide configured to receive radiation and convey at least part of the radiation along the optical guide to at least one of the receiver elements.
H04M 1/72454 - User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to context-related or environment-related conditions
An optical wireless communication (OWC) unit for transmitting and/or receiving data installable in a further device comprises at least one transmitter device for transmitting modulated light comprising an OWC signal of said data and/or at least one receiver device for receiving modulated light comprising an OWC signal representative of said data, wherein the at least one receiver device comprises at least one detector. The OWC unit further comprises analogue electronic circuitry for processing electronic signals and at least one power connection and/or at least one data connection for connection to a power source and/or processing resource of the further device. The OWC unit is operable to provide OWC communication under control of said further device and/or so as to transmit data from/provide data to said further device. The OWC unit is for use in an OWC system having an analogue bandwidth greater than or equal to 80 MHz.
An optical wireless communication (OWC) transmitter apparatus comprises: a plurality of transmitters, each transmitter having a respective field-of-view in respect of which it is configured to transmit OWC signals; and a controller configured to select which of the transmitters transmit the OWC signals, thereby determining a transmission zone to which the OWC signals are transmitted by the apparatus, wherein the transmission zone comprises at least one sub-zone, each sub-zone corresponding to the field-of-view of a respective one of the transmitters.
A display apparatus comprises an at least partially transparent display, the display configured to generate light to form an image for display to a user positioned in front of the display, and at least one light-transmitting and/or light-receiving device positioned behind the display, wherein the at least one light-transmitting and/or light-receiving device is configured to transmit and/or receive light through at least part of the display, wherein the at least one light-transmitting and/or light-receiving device comprises or forms part of an optical wireless communications (OWC) apparatus configured to transmit and/or receive the light through the at least part of the display.
G09G 3/32 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
G09G 3/3208 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
An optical wireless communication (OWC) interface apparatus comprises: at least one input and/or output configured to transfer data signals from and/or to a bus device; optical interface circuitry configured to transfer optical wireless communication (OWC) signals representative of the data signals between the OWC interface apparatus and a light transmitter and/or receiver apparatus, wherein the light transmitter and/or receiver apparatus is configured to transmit and/or receive the OWC signals as free-space light signals; and interface control circuitry that is configured to establish and/or maintain communication with the bus device in accordance with a bus protocol thereby to enable transfer of the data signals between the OWC interface apparatus and the bus device.
H04B 10/80 - Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups , e.g. optical power feeding or optical transmission through water
An optical wireless communication (OWC) system comprising a first device comprising a transceiver apparatus and a plurality of further devices each comprising a respective further transceiver apparatus. The first device communicates via an optical channel with the plurality of further devices. The transceiver apparatus may comprise a receiver for receiving light representing optical wireless communication signals transmitted by the further devices, the receiver comprising a photodetector; receiver-side processing circuitry for processing optical wireless communication signals received by the receiver to extract data represented by the received optical wireless communication signals; a transmitter for transmitting further light representing optical wireless communication signals; transmitter-side processing circuitry for producing optical wireless communication signals for transmission by the transmitter; and an optical component for at least one of reflecting or guiding at least some light received from at least one of the further devices towards at least one of the further devices.
An optical wireless communication (OWC) transceiver apparatus includes at least one light transmitter configured to transmit light of a first wavelength or first range of wavelengths, driver circuitry configured to receive a data signal and to process the data signal to produce a driving signal to drive the at least one light transmitter such that the at least one light transmitter produces a modulated optical signal representative of said data signal, at least one photodetector configured to receive light of a second wavelength or second range of wavelengths and to produce a detection signal in response to the received light, receiver circuitry configured to receive and process the detection signal to produce a receiver signal, and demodulation circuitry configured to perform a decoding and/or demodulation process in accordance with an OWC protocol thereby to extract data from the receiver signal.
An optical wireless communication system and method An optical wireless communication (OWC) system comprises: a multiple input multiple output (MIMO) device configured to provide a plurality of signals each representing a respective data stream; conditioning circuitry configured to receive the plurality of signals from the MIMO device and process the plurality of signals to produce at least one conditioned signal representative of the data stream(s) and suitable for transmission using an OWC transmission device; an OWC transmission device comprising at least one transmitter for transmitting light and configured to be responsive to the at least one conditioned signal to transmit light representative of the data stream(s) using the at least one transmitter.
An optical wireless communication (OWC) system comprises an OWC network and a further OWC network. The OWC network comprises a primary OWC apparatus configured for connection to an electronic network and one or more secondary OWC apparatuses, each secondary OWC apparatus configured for incorporation into, or connection to, or comprising, a corresponding user device. The further OWC network comprises a further primary OWC apparatus configured for connection to a further electronic network and one or more further secondary OWC apparatuses, each further secondary OWC apparatus configured for incorporation into, or connection to, a corresponding user device. The primary OWC apparatus and each of the one or more secondary OWC apparatuses are configured for communication of one or more OWC signals therebetween on one or more optical wavelengths, each OWC signal comprising corresponding data and a corresponding identifier code. The further primary OWC apparatus and each of the one or more further secondary OWC apparatuses are configured for communication of one or more further OWC signals therebetween on one or more further optical wavelengths, each further OWC signal comprising corresponding further data and a corresponding further identifier code. At least one of the one or more further optical wavelengths is different to at least one of the one or more optical wavelengths and wherein at least one of the one or more further identifier codes is different to at least one of the one or more identifier codes.
An optical wireless communication (OWC) system comprises: an access point (AP) comprising a plurality of OWC transmitters and a plurality of OWC receivers; a station (STA) comprising at least one retroreflector; and a controller configured to control the OWC AP transmitters and/or OWC AP receivers; wherein the controller is configured to process data representative of at least one OWC signal that is received by at least one of the OWC AP receivers after having been transmitted by at least one of the OWC AP transmitters and reflected by the at least one retroreflector; and the controller is configured to activate and/or deactivate at least one of the OWC AP transmitters and/or OWC AP receivers based on the processing of the data that is representative of the received at least one OWC signal.
H04B 10/00 - Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
An optical wireless communication (OWC) device comprises: a receiver comprising: a dual-wavelength filter configured to filter light arriving at the receiver, wherein the dual-wavelength filter is configured to pass light of a first frequency and light of a second, different frequency, and wherein the dual-wavelength filter is configured to substantially block light of a third frequency between the first frequency and second frequency; and a photodetector configured to receive the filtered light and to sense modulated light of the first frequency and/or modulated light of the second frequency to produce at least one receiver signal; demodulation circuitry and a processing resource for performing a demodulation and processing with respect to the at least one receiver signal to obtain data encoded in the modulated light of the first frequency and/or data encoded in the modulated light of the second frequency; a transmitter comprising a light source configured to output modulated light of the third frequency; a further transmitter comprising a further light source configured to output modulated light of the second frequency; and a controller configured to control operation of the transmitter and/or further transmitter to produce an output OWC signal in which data is encoded by modulation of light emitted by the light source and/or further light source.
A data transmission apparatus and a mobile terminal. The data transmission apparatus comprises a radio frequency front-end module, a Li-Fi front-end module, a first transceiver, and a first baseband protocol processor. The first baseband protocol processor generates, according to information to be transmitted, wireless fidelity Wi-Fi transmission information or Li-Fi transmission information, and then controls the first transceiver to mix the Wi-Fi transmission information to a first frequency and transmits the same by means of the radio frequency front-end module, or controls the first transceiver to mix the Li-Fi transmission information to a second frequency and transmits the same by means of the Li-Fi front-end module.
A display apparatus comprises an at least partially transparent display, the display configured to generate light to form an image for display to a user positioned in front of the display, and at least one light-transmitting and/or light-receiving device positioned behind the display, wherein the at least one light-transmitting and/or light-receiving device is configured to transmit and/or receive light through at least part of the display, wherein the at least one light-transmitting and/or light-receiving device comprises or forms part of an optical wireless communications (OWC) apparatus configured to transmit and/or receive the light through the at least part of the display.
H02S 40/38 - Energy storage means, e.g. batteries, structurally associated with PV modules
G09G 3/32 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
G09G 3/3208 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
An optical wireless communication (OWC) transceiver apparatus comprises: at least one light transmitter configured to transmit light of a first wavelength or first range of wavelengths; driver circuitry configured to receive a data signal and to process the data signal to produce a driving signal to drive the at least one light transmitter such that the at least one light transmitter produces a modulated optical signal representative of said data signal; at least one photodetector configured to receive light of a second wavelength or second range of wavelengths and to produce a detection signal in response to the received light; receiver circuitry configured to receive and process the detection signal to produce a receiver signal; demodulation circuitry configured to perform a decoding and/or demodulation process in accordance with an OWC protocol thereby to extract data from the receiver signal; wherein the transceiver apparatus further comprises: a motion sensor configured to sense motion of at least one object in a region about the transceiver apparatus and to produce motion sensor output based on said sensed motion, and a controller configured to move the transceiver apparatus from a lower power configuration to an intermediate power configuration in response to the motion sensor sensing motion, wherein in the intermediate power configuration the controller is configured to monitor output from at least the at least one photodetector and/or the receiver circuitry and move the transceiver apparatus from the intermediate power configuration to a higher power configuration in response to the monitored output being indicative that the at least one photodetector has received light representative of an optical wireless communication signal.
A camera for capturing an image comprising: an image sensor configured to generate image sensor data in response to received light; a processing resource configured to process the image sensor data to obtain image data and communication data, wherein obtaining the communication data comprises performing a demodulation process in respect of at least part of the image sensor data, wherein the processing resource is further configured to transmit the communication data and the image data to at least one further processing resource.
H04N 23/10 - Cameras or camera modules comprising electronic image sensorsControl thereof for generating image signals from different wavelengths
H04N 23/11 - Cameras or camera modules comprising electronic image sensorsControl thereof for generating image signals from different wavelengths for generating image signals from visible and infrared light wavelengths
H04N 23/56 - Cameras or camera modules comprising electronic image sensorsControl thereof provided with illuminating means
H04N 23/74 - Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
H04N 23/80 - Camera processing pipelinesComponents thereof
H04N 25/00 - Circuitry of solid-state image sensors [SSIS]Control thereof
H04N 25/702 - SSIS architectures characterised by non-identical, non-equidistant or non-planar pixel layout
An optical wireless communication (OWC) interface apparatus comprises: at least one input and/or output configured to transfer data signals from and/or to a bus device; optical interface circuitry configured to transfer optical wireless communication (OWC) signals representative of the data signals between the OWC interface apparatus and a light transmitter and/or receiver apparatus, wherein the light transmitter and/or receiver apparatus is configured to transmit and/or receive the OWC signals as free-space light signals; and interface control circuitry that is configured to establish and/or maintain communication with the bus device in accordance with a bus protocol thereby to enable transfer of the data signals between the OWC interface apparatus and the bus device.
H04B 10/80 - Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups , e.g. optical power feeding or optical transmission through water
An optical wireless communication system comprises: a first device comprising a transceiver apparatus; and a plurality of further devices each comprising respective further transceiver apparatus, wherein the first device is configured to communicate via at least one optical channel with the plurality of further devices, and the transceiver apparatus of the first device comprising: a receiver for receiving light (optionally of a first wavelength or range of wavelengths) representing optical wireless communication signals transmitted by the further devices, the receiver comprising at least one photodetector; receiver-side processing circuitry for processing optical wireless communication signals received by the receiver to extract data represented by the received optical wireless communication signals; a transmitter for transmitting further light (optionally of a second wavelength or range of wavelengths)s representing optical wireless communication signals; transmitter-side processing circuitry for producing optical wireless communication signals for transmission by the transmitter; a multiplexer arrangement that is arranged to receive optical wireless communication signals from a plurality of signal paths and to pass the signals to the transmitter for transmission; and a controller for controlling operation of the transceiver apparatus of the first device, wherein a first of the signal paths to the multiplexer arrangement is from the transmitter-side processing circuitry; a second of the signal paths to the multiplexer arrangement is from the receiver-side; and the controller controls operation of the transceiver apparatus so as to pass via the multiplexer arrangement to the transmitter for re-transmission at least part of an optical wireless communication signal received from one of the further devices by the receiver thereby to indicate to the other further devices of the plurality of further devices that an optical channel of the receiver is busy.
A method for connecting a wireless communication station (STA) with a selected one of a plurality of access points (APs) are described. At least some of the APs are initially substantially unsynchronized in time. The method includes transmitting, by the STA, a beacon request signal via an uplink channel, performing, by the APs and in response to the beacon request signal, a synchronization procedure, the synchronization procedure comprising transmitting, by each of the APs, a respective beacon signal via at least one downlink channel, such that the beacon signals from the plurality of APs are substantially synchronized in time, receiving, by the STA, the beacon signals from the plurality of APs, selecting, by the STA, one of the plurality of APs in dependence on at least one property of the beacon signals, and associating the STA with the selected one of plurality of APs. Related systems and devices are described.
An optical wireless communication system comprising a transmitter apparatus that comprises: an illumination light source configured to output visible light for illumination purposes, and a controller configured to control operation of the illumination light source to produce modulation of the visible light to provide an optical wireless communication signal representing data; a further light source configured to output further light, wherein the controller is configured to control operation of the further light source to produce modulation of the further light to provide a further optical wireless communication signal representing substantially the same data, wherein the visible light and the further light have different wavelengths.
An optical wireless communication system comprises a signal providing apparatus configured to provide a data signal, a driver apparatus separate from the signal providing apparatus and coupled to the signal providing apparatus by a signal cable, wherein the driver apparatus is configured to receive the data signal via the signal cable and to process the data signal to produce a driving signal, and a luminaire comprising a modulateable light source, wherein the modulateable light source is configured to be driven by the driving signal, thereby to produce modulated light, wherein the driver apparatus is positioned adjacent to or within the luminaire.
An optical wireless communication (OWC) transmitter comprising a baseband chip comprises: a media access control (MAC) layer configured to receive data from a network; a first physical (PHY) layer associated with a first light source; and a second physical (PHY) layer associated with a second light source; wherein the first PHY layer is configured to receive first data from the MAC layer and provide a first signal to the first light source, so as to drive the first light source to emit first modulated light that comprises or is representative of the first data; and the second PHY layer is configured to receive second data from the MAC layer and provide a second signal to the second light source, so as to drive the second light source to emit second modulated light that comprises or is representative of the second data.
H04B 10/00 - Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
An optical wireless communication device comprises: at least one of a transmitter and a receiver configured to transmit and/or receive light comprising an optical wireless communication signal representing data; at least one adjustable shutter element associated with the at least one of a transmitter and a receiver, wherein the at least one adjustable shutter element and the associated at least one of the transmitter and the receiver are adjustable between a first configuration and a second configuration such that in the first configuration the at least one adjustable shutter element is configured to at least partially block or partially redirect light having a first selected property and at least partially allow light having a second selected property to pass through unaffected such that transmission and/or reception of the optical wireless communication signal by the at least one of the transmitter and the receiver is substantially altered.
An optical communication access point comprises: an optical communication channel for allowing wireless light communication with a remote device, and a memory for storing content, wherein the content in the memory is accessible by the remote device via the wireless light communication link.
An optical wireless communication (OWC) unit for transmitting and/or receiving data installable in a further device comprises at least one transmitter device for transmitting modulated light comprising an OWC signal of said data and/or at least one receiver device for receiving modulated light comprising an OWC signal representative of said data, wherein the at least one receiver device comprises at least one detector. The OWC unit further comprises analogue electronic circuitry for processing electronic signals and at least one power connection and/or at least one data connection for connection to a power source and/or processing resource of the further device. The OWC unit is operable to provide OWC communication under control of said further device and/or so as to transmit data from/provide data to said further device. The OWC unit is for use in an OWC system having an analogue bandwidth greater than or equal to 80 MHz.
An optical wireless communication system and method An optical wireless communication (OWC) system comprises: a multiple input multiple output (MIMO) device configured to provide a plurality of signals each representing a respective data stream; conditioning circuitry configured to receive the plurality of signals from the MIMO device and process the plurality of signals to produce at least one conditioned signal representative of the data stream(s) and suitable for transmission using an OWC transmission device; an OWC transmission device comprising at least one transmitter for transmitting light and configured to be responsive to the at least one conditioned signal to transmit light representative of the data stream(s) using the at least one transmitter.
09 - Scientific and electric apparatus and instruments
11 - Environmental control apparatus
38 - Telecommunications services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Communications apparatus and instruments; telephones; smart phones; mobile phones; computing devices; tablet computers; phablets; two-way radios; video conferencing equipment; webcams; video cameras; microphones; optical wireless and wireless communication devices; access points and stations for transmitting, receiving, manipulating, organizing and reviewing signals, data, voice, text, image and audio files electronic, electrical apparatus and instruments for the input, storage, processing and transmission of data; integrated circuits and chipsets for optical wireless and wireless communications, transmitting, receiving, manipulating, organizing and reviewing data, voice, text, image and audio files sold separately or as an integral part of mobile devices and IOT (internet of things) devices; computer apparatus and instruments; computer software; computer software for optical wireless and wireless communication of, transmitting, receiving, manipulating, storing, organizing and reviewing data, voice, text, image and audio files; computer networking software; computer peripherals; networking apparatus and instruments; telecommunications, communications and satellite apparatus and instruments; wireless communication equipment and hardware, namely, networking, audio and video and telecommunications products; computer hardware and peripherals, namely, wireless local area networking devices and global wireless networking devices; global wireless wide area networking devices; wireless access apparatus, instruments and equipment; switches; routers; wireless access points; wireless transmitting and receiving equipment; wireless dongles; modems; integrated services digital network terminals and servers; downloadable electronic publications; decoders; non-visible and visible light decoders; diodes; light-emitting diodes (LEDs); light sensors; light dimmers; sensors and detectors; sensors and detectors for the detection of internet or wireless data; infrared sensors; infrared detectors; proximity detectors; motion detectors; optical receivers; data communication receivers; point to point receivers; wireless transmitters; electrical receivers; optical apparatus and instruments; optical transceivers; optical enhancers; optical waveguides; optical finders; optical encoders; optical networks; optical sensors; electronic and optical communications instruments and components; optical data links; optical communication instruments; parts and fittings for all of the aforesaid goods; parts and fittings of the aforesaid goods. Lighting tracks [lighting apparatus]; fluorescent lighting apparatus; apparatus for lighting; light-emitting diodes [LED] lighting apparatus; LED luminaires; light bulbs; LED light bulbs; light reflectors; light assemblies; light installations; light fittings; light projectors; light bars; light fixtures; luminaires; electrical luminaires; light luminaires; ceiling lights; desk lights; wall lights; spot lights; pen lights; torches/searchlights; flashlights; casings for lights; infrared lighting fixtures; reflectors for light control; full spectrum light sources; filters for lighting appliances; filters for lighting apparatus; flat panel lighting apparatus; computer controlled lighting apparatus; computer controlled lighting instruments; lighting fixtures for commercial use; light sources [other than for medical or photographic use]; light filters [other than for medical or photographic use]; lighting transformers. Telecommunications and communications services; wireless communication services; wireless broadband communications services; rental of telecommunication facilities and equipment; telecommunications consultation and advisory services relating to wireless communications and wireless communications equipment; providing information related to wireless communications; provision of wireless application protocol services including those utilising a secure communications channel; providing internet access; providing multiple-user access to a global computer network; providing multiple use access to global computer information networks for the transfer and dissemination of a wide range of information; electronic communication services; electronic network communications; providing access to electronic communications networks; providing telecommunications connections to the internet; providing telecommunications connections to a global computer network; information services relating to electronic communication networks; providing electronic telecommunication connections. Scientific and technological services and research and design relating thereto; design and development of computer software and hardware; design and development of lighting systems; design and development of networks, wireless computer networks and wireless telecommunications and products relating thereto; engineering services relating to wireless networking and telecommunications industries; technical consultation, research and advisory services relating to wireless networking and telecommunications products and services; engineering testing services relating to wireless communications and computer network equipment and hardware; design, development, installation, maintenance, repair and updating of computer software; technical advice in relation to telecommunications; research, design and development services relating to computer hardware, computer programs, computer systems, computer software solutions for internet providers and internet users, data processing systems, computerized information processing systems, communications services, communications solutions, information and advice relating to the aforesaid; preparation of technical reports and studies relating telecommunications and computer networks; computer programming; support and maintenance services for computer networks, telecommunications networks and data transmission networks.
09 - Scientific and electric apparatus and instruments
11 - Environmental control apparatus
38 - Telecommunications services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Communications apparatus and instruments, namely, wireless communications devices for voice, data signal, text image or video transmission; telephones; smart phones; mobile phones; computing devices, namely, computers and computer peripheral devices; tablet computers; phablets; two-way radios; video conferencing equipment, namely, webcams, computer cameras, microphones; webcams; video cameras; microphones; optical wireless and wireless communication devices for voice, data, signal, text or image transmission; wireless network or internet point to point or local data access points for connecting computers or computer users, namely, access points and stations for transmitting, receiving, manipulating, organizing and reviewing signals, data, voice, text, image and audio files; electronic, electrical apparatus and instruments for the input, storage, processing, relaying, reception and transmission of data; integrated circuits and chipsets for optical wireless and wireless communications, transmitting, receiving, manipulating, organizing and reviewing data, voice, text, image and audio files sold separately or as an integral part of mobile or electronic devices and IOT (internet of things) devices; computer apparatus and instruments, namely, computers, computer peripheral devices, computer hardware for wireless content delivery, computer hardware with preinstalled recorded operating system software and computer hardware with embedded recorded operating system software; recorded or downloadable computer software or firmware for sending and receiving videos, photographs, messages, data, signals and text; downloadable and recorded computer software, namely, computer operating system software, computer software and firmware for operating system programs, computer software for use in computer access control, computer software to maintain and operate computer systems; recorded and downloadable computer application software for wireless communication devices, namely, software for use in devices employing wireless transmission or reception, computer software and firmware for operating system programs, computer software for use in the encryption and decryption and safeguarding of digital files, computer software for use as an application programming interface (API), computer software for computer system and application development, deployment and management, and computer software for use in customer relationship management (CRM); downloadable and recorded computer software for optical wireless and wirelessly communicating, transmitting, receiving, manipulating, storing, organizing and reviewing data, voice, text, image and audio files; downloadable and recorded computer networking software or firmware for the administration of computer networks; computer peripherals; wireless computer peripherals, namely, wireless transmitters, wireless receivers, wireless data transceivers, wireless adaptors used to link computers to a telecommunications network; networking apparatus and instruments, namely, computer networking hardware, network servers, network routers, network cards, computer network hubs, computer network switches; electronic wireless equipment and hardware, including, networking, audio and video and telecommunication products, namely, electric cables, electric cable connectors, wireless receivers, data transceivers, audio and video and wireless electronic signal decoders, encoders, modems, electric relays, signal generators and processors, optical filters, power supplies, photodetectors, all electronic components used in connection with optical wireless communication devices; computer hardware and computer peripherals, namely, wireless local area networking extenders, repeaters, wireless adaptors used to link computers to a telecommunications network, data transceivers, wireless receivers and global wireless networking extenders, repeaters, wireless adaptors used to link computers to an electronic communications telecommunications network, data transceivers, and wireless receivers; global wireless wide area networking extenders, repeaters, wireless adaptors used to link computers to an electronic communications telecommunications network; wireless access point (WAP) devices; electric switches; wireless routers; wireless stations, namely, telecommunications base station equipment for cellular and fixed networking and communication applications, and optical wireless communications station equipment for transmission and reception of optical communication signals; USB dongles being wireless network adapters; wireless adaptors used to link computers, namely, optical wireless adaptors for computers; modems; integrated services digital network terminals and servers, namely, digital computer network terminals and network servers; downloadable electronic publications in the nature of books, magazines, brochures, instructions, guides in the field of data communications; encoding and decoding apparatus, namely, non-visible and visible light encoders and decoders; diodes; light-emitting diodes (LEDs); light sensors, namely, light systems comprising light sensors and switches; light dimmers; electric sensors and motion detectors; electric sensors and electric detectors for the detection of internet or wireless data; infrared sensors; infrared detectors; proximity motion detectors; motion detectors; optical receivers; optical data communication receivers; audio, signal, data, text, image and video point to point receivers; wireless transmitters; photovoltaic installation apparatus, namely, electrical receivers; optical transceivers; optical enhancers, namely, optical filters, optical lenses for optical signal transmission or reception; optical waveguides for high power beam delivery; radio direction finders; optical encoders, namely, encoders for encoding data for optical wireless communications; optical networks access server hardware; optical sensors; electronic and optical communications instruments and components, namely, optical transmitters, optical receivers, optical transceivers; optical data links; optical communication instruments, namely, optical transmitters, optical receivers, optical transceivers; lighting transformers; structural parts and fittings of the aforesaid goods Apparatus for lighting, namely, lighting installations and fixtures; light-emitting diodes (LED) fixtures; LED luminaires; light bulbs; LED light bulbs; light reflectors; LED lighting assemblies for lighting and lights that respond to wireless communication signals; illuminated signs; light installations; ceiling light fittings; light projectors; light bars for automobiles; lighting apparatus for vehicles; lighting fixtures; electrical luminaires; light post luminaires; ceiling lights; electric desk light fixture; wall lights; spot lights; pen lights; electric torches for lighting, searchlights; flashlights; lamp casings; infrared lighting fixtures; light reflectors for light control; full spectrum light sources, namely, lighting installations for optical wireless communication in visible and non-visible light spectrums; filters for use with lighting appliances; filters for use with lighting apparatus; flat panel lighting apparatus; computer controlled lighting installations; computer controlled color filters for use in lighting instruments; lighting fixtures for commercial use; light installations, other than for photographic use; light filters, namely, filters for use with lighting apparatus for optical wavelength selection Telecommunications and communications services, namely, consulting services in the field of communications, providing planning and engineering services in the field of information transmission via electronic communication networks and in the field of communications networks; wireless broadband communication services, namely, communications services for the transmission of voice, video, audio, images, signals and data via telecommunications networks, wireless communication networks, the internet, information services networks, data networks, and point-to-point wireless connections; wireless broadband communications services; rental of telecommunication facilities and equipment; telecommunications consultation and advisory services relating to wireless communications and wireless communications equipment; providing information related to wireless communications; provision of wireless application protocol services, namely, providing secure real time transmission of information by electronic communications over a wireless communication connection link; providing internet access; providing multiple-user access to a global computer information network; providing multiple use access to global computer information networks for the transfer and dissemination of a wide range of information; electronic communication services, namely, information transmission via electronic communications network; electronic network communications, namely, electronic transmission of data and documents among users of computer; providing private and secure real time access to transmission of information by electronic communications over a computer network or over point-to-point data connection links; providing telecommunications connections to the internet; providing telecommunications connections to a global computer network; providing information services relating to electronic communication networks; providing electronic telecommunication connections Scientific and technological services, namely, research and design relating to computer networking hardware, wireless communication systems, hardware and devices, and new products in the field of wireless communications, wireless communication systems and devices; design and development of computer software and hardware; design and development of lighting systems; design and development of electronic computer networks, wireless computer networks, and wireless communication systems and products; engineering services relating to wireless networking and wireless communications industries; technical consultation and advice in relation to research in the fields of wireless networking and telecommunications products and services; testing of apparatus in the field of electrical engineering, namely, engineering testing services relating to wireless communications and computer network equipment and hardware; design, development, installation, maintenance, repair and updating of computer software; technical advice in relation to design of computer networks; research, design and development services relating to computer hardware, computer programs, computer systems, computer software solutions for internet providers and internet users, data processing systems, computerized information processing systems, communications services, communications solutions, information and advice relating to the aforesaid; technical and scientific study, advice and research in the field of technological operations of telecommunications and computer networks and preparation of technical reports, operational guidance and studies relating to results; computer programming; technical support, namely, monitoring the technological functions of computer networks, optical wireless communication links and networks, telecommunications networks and data transmission networks; maintenance services for computer network software, wireless communications networks software, and data transmission network software
An optical wireless communication (OWC) system comprises: an access point (AP) comprising a plurality of OWC transmitters and a plurality of OWC receivers; a station (STA) comprising at least one retroreflector; and a controller configured to control the OWC AP transmitters and/or OWC AP receivers; wherein the controller is configured to process data representative of at least one OWC signal that is received by at least one of the OWC AP receivers after having been transmitted by at least one of the OWC AP transmitters and reflected by the at least one retroreflector; and the controller is configured to activate and/or deactivate at least one of the OWC AP transmitters and/or OWC AP receivers based on the processing of the data that is representative of the received at least one OWC signal.
An optical wireless communication (OWC) receiver apparatus for receiving data streams from at least one transmitter apparatus, each data stream encoded on abeam of light of a respective different wavelength or range of wavelengths propagating through free space between the at least one transmitter apparatus and the receiver apparatus, the apparatus comprising: a wavelength-selective element configured to receive the beams after their propagation through free space and to direct a selected at least one of the beams having a selected wavelength or range of wavelengths to a detector, wherein the detector is configured to receive said selected at least one of the beams and in response to output a detection signal; at least one control element operable to control at least one physical property of the wavelength-selective element thereby to select said at least one of the beams for direction to the detector.
An optical wireless communication device for transmitting data comprises a transmitter comprising a light source, a controller configured to control operation of the light source to produce modulated light comprising an optical wireless communication signal representative of said data, at least one proximity determining component configured to determine a proximity of an object, and a processing resource configured to determine whether the determined proximity is within a threshold distance, wherein the controller is configured to control operation of the transmitter and/or of at least one other component of the optical wireless communication device in dependence on whether the determined proximity is within the threshold distance.
H04B 10/00 - Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
An optical wireless communication (OWC) device comprises: a receiver comprising: a dual-wavelength filter configured to filter light arriving at the receiver, wherein the dual-wavelength filter is configured to pass light of a first frequency and light of a second, different frequency, and wherein the dual-wavelength filter is configured to substantially block light of a third frequency between the first frequency and second frequency; and a photodetector configured to receive the filtered light and to sense modulated light of the first frequency and/or modulated light of the second frequency to produce at least one receiver signal; demodulation circuitry and a processing resource for performing a demodulation and processing with respect to the at least one receiver signal to obtain data encoded in the modulated light of the first frequency and/or data encoded in the modulated light of the second frequency; a transmitter comprising a light source configured to output modulated light of the third frequency; a further transmitter comprising a further light source configured to output modulated light of the second frequency; and a controller configured to control operation of the transmitter and/or further transmitter to produce an output OWC signal in which data is encoded by modulation of light emitted by the light source and/or further light source.
An optical wireless communication (OWC) transceiver apparatus comprises: at least one light transmitter configured to transmit light of a first wavelength or first range of wavelengths; driver circuitry configured to receive a data signal and to process the data signal to produce a driving signal to drive the at least one light transmitter such that the at least one light transmitter produces a modulated optical signal representative of said data signal; at least one photodetector configured to receive light of a second wavelength or second range of wavelengths and to produce a detection signal in response to the received light; receiver circuitry configured to receive and process the detection signal to produce a receiver signal; demodulation circuitry configured to perform a decoding and/or demodulation process in accordance with an OWC protocol thereby to extract data from the receiver signal; wherein the transceiver apparatus further comprises: a motion sensor configured to sense motion of at least one object in a region about the transceiver apparatus and to produce motion sensor output based on said sensed motion, and a controller configured to move the transceiver apparatus from a lower power configuration to an intermediate power configuration in response to the motion sensor sensing motion, wherein in the intermediate power configuration the controller is configured to monitor output from at least the at least one photodetector and/or the receiver circuitry and move the transceiver apparatus from the intermediate power configuration to a higher power configuration in response to the monitored output being indicative that the at least one photodetector has received light representative of an optical wireless communication signal.
An optical wireless communication system comprises: a first device comprising a transceiver apparatus; and a plurality of further devices each comprising respective further transceiver apparatus, wherein the first device is configured to communicate via at least one optical channel with the plurality of further devices, and the transceiver apparatus of the first device comprising: a receiver for receiving light (optionally of a first wavelength or range of wavelengths) representing optical wireless communication signals transmitted by the further devices, the receiver comprising at least one photodetector; receiver-side processing circuitry for processing optical wireless communication signals received by the receiver to extract data represented by the received optical wireless communication signals; a transmitter for transmitting further light (optionally of a second wavelength or range of wavelengths)s representing optical wireless communication signals; transmitter-side processing circuitry for producing optical wireless communication signals for transmission by the transmitter; a multiplexer arrangement that is arranged to receive optical wireless communication signals from a plurality of signal paths and to pass the signals to the transmitter for transmission; and a controller for controlling operation of the transceiver apparatus of the first device, wherein a first of the signal paths to the multiplexer arrangement is from the transmitter- side processing circuitry; a second of the signal paths to the multiplexer arrangement is from the receiver-side; and the controller controls operation of the transceiver apparatus so as to pass via the multiplexer arrangement to the transmitter for re-transmission at least part of an optical wireless communication signal received from one of the further devices by the receiver thereby to indicate to the other further devices of the plurality of further devices that an optical channel of the receiver is busy.
An optical wireless communications receiver for a portable communications device, the receiver being configured to receive radiation signals on which communication data is encoded, wherein the receiver is comprised in or on or configured for mounting to at least part of a periphery or edge of the device. Advantageously, the optical wireless communications comprises a plurality of, receiver elements distributed along or around the receiver and/or comprises an optical guide configured to receive radiation and convey at least part of the radiation along the optical guide to at least one of the receiver elements.
H04B 10/00 - Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
H04M 1/72454 - User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to context-related or environment-related conditions
A method for connecting a wireless communication station (STA) with a selected one of a plurality of access points (APs),wherein at least some of the APs are initially substantially unsynchronized in time, the method comprising: transmitting, by the STA, a beacon request signal via an uplink channel; performing,by the APs and in response to the beacon request signal, a synchronization procedure, the synchronization procedure comprising transmitting, by each of the APs, a respective beacon signal via at least one downlink channel, such that the beacon signals from the plurality of APs are substantially synchronized in time; receiving, by the STA, the beacon signals from the plurality of APs; selecting, by the STA, one of the plurality of APs in dependence on at least one property of the beacon signals; and associating the STA with the selected one of plurality of APs.
A mobile device comprises a plurality of transmitters and receivers, each configured for optical wireless communication, wherein the plurality of transmitters and/or receivers are arranged on at least three surfaces of the mobile device such that each of the three surfaces has a respective at least one of the transmitters and/or each of the three surfaces has a respective at least one of the receivers.
A display apparatus comprises an at least partially transparent display, the display configured to generate light to form an image for display to a user positioned in front of the display, and at least one light-transmitting and/or light-receiving device positioned behind the display, wherein the at least one light-transmitting and/or light-receiving device is configured to transmit and/or receive light through at least part of the display, wherein the at least one light-transmitting and/or light-receiving device comprises or forms part of an optical wireless communications (OWC) apparatus configured to transmit and/or receive the light through the at least part of the display.
H02S 40/38 - Energy storage means, e.g. batteries, structurally associated with PV modules
G09G 3/32 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
G09G 3/3208 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
A wireless communication method includes sending, by a first device in a wireless network, a poll packet (32, 38, 44) for polling a second device in the wireless network. The poll packet includes an address of the second device. The second device receives and at least partially decodes the poll packet. The second device sends a response packet (36, 40, 46) in response to the poll packet. The sending of at least part of the response packet is substantially simultaneous with the receiving of at least part of the poll packet by the second device. Wireless communication systems, transmitters and receivers using the method are also described.
An optical wireless communication (OWC) receiver comprises: a photodetector device configured to receive light and to produce a detection signal in response to the received light; receiver circuitry configured to receive and process the detection signal to produce a receiver signal; signal processing circuitry configured to apply a decoding and/or demodulation process to the receiver signal in accordance with an OWC communication protocol thereby to extract data from the receiver signal; wake-up circuitry configured to monitor output from the photodetector device or the receiver circuitry, for a predetermined frequency or range of frequencies, and in response to the monitored output being indicative that the received light represents an OWC signal performing a wake-up procedure to move at least the signal processing circuitry from a first, lower power state to a second, higher-power state, wherein in the first lower power state the signal processing circuitry is configured to not perform said decoding and/or demodulating process to extract data from the receiver signal; in the second, higher power state the signal processing circuitry is configured to perform said decoding and/or demodulation process.
A portable lighting unit comprises at least one illumination light source configured to emit visible light illumination; a router; and at least one wireless communications access point (AP), the at least one AP comprising at least one optical wireless communications (OWC) transmitter; wherein the router is configured to receive first data from a first network and to transmit the first data to a second network via the at least one AP, the transmission of the first data via the at least one AP comprising controlling by the at least one OWC transmitter the operation of the at least one illumination light source to produce modulated light comprising or representative of the first data.
An optical wireless communication (OWC) receiver apparatus for receiving data streams from at least one transmitter apparatus, each data stream encoded on a beam of light of a respective different wavelength or range of wavelengths propagating through free space between the at least one transmitter apparatus and the receiver apparatus, the apparatus comprising: a wavelength-selective element configured to receive the beams after their propagation through free space and to direct a selected at least one of the beams having a selected wavelength or range of wavelengths to a detector, wherein the detector is configured to receive said selected at least one of the beams and in response to output a detection signal; at least one control element operable to control at least one physical property of the wavelength-selective element thereby to select said at least one of the beams for direction to the detector.
An optical communication access point comprises: an optical communication channel for allowing wireless light communication with a remote device, and a memory for storing content, wherein the content in the memory is accessible by the remote device via the wireless light communication link.
A camera for capturing an image comprising: an image sensor configured to generate image sensor data in response to received light; a processing resource configured to process the image sensor data to obtain image data and communication data, wherein obtaining the communication data comprises performing a demodulation process in respect of at least part of the image sensor data, wherein the processing resource is further configured to transmit the communication data and the image data to at least one further processing resource.
An optical wireless communication (OWC) transmitter comprising a baseband chip comprises: a media access control (MAC) layer configured to receive data from a network; a first physical (PHY) layer associated with a first light source; and a second physical (PHY) layer associated with a second light source; wherein the first PHY layer is configured to receive first data from the MAC layer and provide a first signal to the first light source, so as to drive the first light source to emit first modulated light that comprises or is representative of the first data; and the second PHY layer is configured to receive second data from the MAC layer and provide a second signal to the second light source, so as to drive the second light source to emit second modulated light that comprises or is representative of the second data.
An optical wireless communication device comprises: at least one of a transmitter and a receiver configured to transmit and/or receive light comprising an optical wireless communication signal representing data; at least one adjustable shutter element associated with the at least one of a transmitter and a receiver, wherein the at least one adjustable shutter element and the associated at least one of the transmitter and the receiver are adjustable between a first configuration and a second configuration such that in the first configuration the at least one adjustable shutter element is configured to at least partially block or partially redirect light having a first selected property and at least partially allow light having a second selected property to pass through unaffected such that transmission and/or reception of the optical wireless communication signal by the at least one of the transmitter and the receiver is substantially altered.
A luminaire driver apparatus for use with one or more light emitting diodes or other light sources, comprises voltage control circuitry configured to regulate a supply voltage to one or more light emitting diodes or other light sources; driving circuitry configured to provide a drive current to the one or more light emitting diodes or other light sources, the drive current being dependent on the supply voltage, wherein the driving circuitry is configured to modulate the drive current based on a modulated drive signal such that the one or more light emitting diodes or other light sources produces an optical signal, wherein at least one of the driving circuitry and control circuitry are operable to adapt to a plurality of different types of light emitting diode or other light source. Thereby providing a universal driver function.
An optical wireless communication device for transmitting data comprises a transmitter comprising a light source, a controller configured to control operation of the light source to produce modulated light comprising an optical wireless communication signal representative of said data, at least one proximity determining component configured to determine a proximity of an object, and a processing resource configured to determine whether the determined proximity is within a threshold distance, wherein the controller is configured to control operation of the transmitter and/or of at least one other component of the optical wireless communication device in dependence on whether the determined proximity is within the threshold distance.
A wireless optical communication connector device comprises: at least one of a transmitter configured for optical wireless communication and a receiver configured for optical wireless communication, wherein at least one of the transmitter or receiver is configured for optical wireless communication using visible light; a connector member comprising a male or female connector for detachable insertion into a corresponding female or male connector to provide a data interface between the device and a further device; an orientable member comprising at least one of the transmitter and the receiver; and a rotation mechanism operable to provide rotation of the orientable member relative to the connector about a rotation axis and to maintain the orientable member in a rotated position following completion of said rotation.
G01S 1/70 - Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmittersReceivers co-operating therewith using electromagnetic waves other than radio waves
An optical wireless communication system comprising a transmitter apparatus that comprises: an illumination light source configured to output visible light for illumination purposes, and a controller configured to control operation of the illumination light source to produce modulation of the visible light to provide an optical wireless communication signal representing data; a further light source configured to output further light, wherein the controller is configured to control operation of the further light source to produce modulation of the further light to provide a further optical wireless communication signal representing substantially the same data, wherein the visible light and the further light have different wavelengths.
An optical detector comprising a plurality of optical gain elements and a respective plurality of photodetectors, each concentrator having a respective optical axis, and wherein the optical axis of a first of the plurality of concentrators has an angle with respect to the respective optical axis of each of the other concentrators of less than 5°.
G02B 7/182 - Mountings, adjusting means, or light-tight connections, for optical elements for prismsMountings, adjusting means, or light-tight connections, for optical elements for mirrors for mirrors
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
An optical detector comprising a plurality of optical gain elements and a respective plurality of associated photodetectors, each optical gain element having a respective optical axis and each photodetector element having a respective optical axis, and wherein at least one of the plurality of optical gain elements is configured such that its optical axis is inclined with respect to the optical axis of an associated at least one of the photodetectors.
G02B 7/182 - Mountings, adjusting means, or light-tight connections, for optical elements for prismsMountings, adjusting means, or light-tight connections, for optical elements for mirrors for mirrors
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
A mobile device comprises a plurality of transmitters and receivers, each configured for optical wireless communication, wherein the plurality of transmitters and/or receivers are arranged on at least three surfaces of the mobile device such that each of the three surfaces has a respective at least one of the transmitters and/or each of the three surfaces has a respective at least one of the receivers.
An optical wireless communication (OWC) enabled luminaire system comprises at least one radiation source; a driver apparatus configured to drive the at least one radiation source to produce modulated radiation comprising or representing an OWC signal; a plurality of outputs configured to output modulated light that comprises or is generated using the modulated radiation produced by the at least one radiation source, wherein the plurality of outputs are positioned at substantially different locations that are remote from the at least one radiation source; and at least one guide configured to guide the modulated radiation from the at least one radiation source to the plurality of outputs.
A mobile device comprises a plurality of transmitters and receivers, each configured for optical wireless communication, wherein the plurality of transmitters and/or receivers are arranged on at least three surfaces of the mobile device such that each of the three surfaces has a respective at least one of the transmitters and/or each of the three surfaces has a respective at least one of the receivers.
A collision avoidance method for a wireless network comprising a plurality of devices, the method comprises receiving, by a first device of the plurality of devices, a message from a second device of the plurality of devices, transmitting, by the first device, a busy signal in response to the receiving of at least part of the message from the second device, the transmitting of the busy signal being at least partly simultaneous with the receiving of the message, receiving, by at least one further device of the plurality of devices, the busy signal, and delaying, by the at least one further device and in response to the busy signal, transmission of at least one further message by the at least one further device.
H04B 10/00 - Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
A wireless communication method includes sending, by a first device in a wireless network, a poll packet (32, 38, 44) for polling a second device in the wireless network. The poll packet includes an address of the second device. The second device receives and at least partially decodes the poll packet. The second device sends a response packet (36, 40, 46) in response to the poll packet. The sending of at least part of the response packet is substantially simultaneous with the receiving of at least part of the poll packet by the second device. Wireless communication systems, transmitters and receivers using the method are also described.
An optical wireless communication system comprises a signal providing apparatus configured to provide a data signal, a driver apparatus separate from the signal providing apparatus and coupled to the signal providing apparatus by a signal cable, wherein the driver apparatus is configured to receive the data signal via the signal cable and to process the data signal to produce a driving signal, and a luminaire comprising a modulateable light source, wherein the modulateable light source is configured to be driven by the driving signal, thereby to produce modulated light, wherein the driver apparatus is positioned adjacent to or within the luminaire.
An optical apparatus comprises an optical device configured to emit and/or receive light, an electromagnetic shield configured to provide electromagnetic shielding of the optical device, the electromagnetic shield having at least one aperture, and guide means configured to guide light emitted from and/or to be received by the optical device through the at least one aperture.
A display apparatus comprises an at least partially transparent display, the display configured to generate light to form an image for display to a user positioned in front of the display, and at least one light-transmitting and/or light-receiving device positioned behind the display, wherein the at least one light-transmitting and/or light-receiving device is configured to transmit and/or receive light through at least part of the display, wherein the at least one light-transmitting and/or light-receiving device comprises or forms part of an optical wireless communications (OWC) apparatus configured to transmit and/or receive the light through the at least part of the display.
G09G 3/3208 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
H01L 27/32 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including components using organic materials as the active part, or using a combination of organic materials with other materials as the active part with components specially adapted for light emission, e.g. flat-panel displays using organic light-emitting diodes
H04B 10/11 - Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
System and Method for Performing a Transaction A system for performing a transaction with an automated teller machine or other user terminal comprises a remote device comprising user-input means configured to receive user-input transaction data, a light source, and circuitry configured to modulate the light source such that the light source produces a wireless optical transaction signal comprising or representing the user-input transaction data, and a receiver. The system also comprises an automated teller machine (ATM) or other user terminal, comprising: an access point comprising a receiver configured to receive the wireless optical transaction signal, a transmitter, and a processing resource configured to obtain the user-input data from the received wireless optical transaction signal. The remote device and access point are configured to establish an optical communication uplink and optical communication downlink that together form a bi-directional communication channel between the remote device and the access point, and the uplink and downlink use different wavelengths. The ATM or other user terminal is further configured to perform the transaction based at least in part on the user-input transaction data.
G07F 19/00 - Complete banking systemsCoded card-freed arrangements adapted for dispensing or receiving monies or the like and posting such transactions to existing accounts, e.g. automatic teller machines
G06Q 20/32 - Payment architectures, schemes or protocols characterised by the use of specific devices using wireless devices
A camera for capturing an image comprising: an image sensor configured to generate image sensor data in response to received light; a processing resource configured to process the image sensor data to obtain image data and communication data, wherein obtaining the communication data comprises performing a demodulation process in respect of at least part of the image sensor data, wherein the processing resource is further configured to transmit the communication data and the image data to at least one further processing resource.
A luminaire driver apparatus for use with one or more light emitting diodes or other light sources, comprises voltage control circuitry configured to regulate a supply voltage to one or more light emitting diodes or other light sources; driving circuitry configured to provide a drive current to the one or more light emitting diodes or other light sources, the drive current being dependent on the supply voltage, wherein the driving circuitry is configured to modulate the drive current based on a modulated drive signal such that the one or more light emitting diodes or other light sources produces an optical signal, wherein at least one of the driving circuitry and control circuitry are operable to adapt to a plurality of different types of light emitting diode or other light source. Thereby providing a universal driver function.
An optical communication access point comprises: an optical communication channel for allowing wireless light communication with a remote device, and a memory for storing content, wherein the content in the memory is accessible by the remote device via the wireless light communication link.
09 - Scientific and electric apparatus and instruments
11 - Environmental control apparatus
38 - Telecommunications services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Communications apparatus and instruments; electronic,
electrical apparatus and instruments for the input, storage,
processing and transmission of data; computer apparatus and
instruments; computer software; computer networking
software; computer peripherals; networking apparatus and
instruments; telecommunications, communications and
satellite apparatus and instruments; wireless equipment and
hardware, including, networking, audio and video and
telecommunications products; computer hardware and
peripherals, namely, wireless local area networking products
and devices and global wireless networking products and
devices; wireless access apparatus, instruments and
equipment; downloadable electronic publications; decoders;
visible light decoders; diodes; light-emitting diodes
(LEDs); light sensors; light dimmers; sensors and detectors;
infrared sensors; infrared detectors; proximity detectors;
motion detectors; optical receivers; data communication
receivers; point to point receivers; wireless transmitters;
electrical receivers; optical apparatus and instruments;
optical transceivers; optical enhancers; optical waveguides;
optical finders; optical encoders; optical networks; optical
sensors; optical data links; optical communication
instruments; parts and fittings for all of the aforesaid
goods; lighting transformers. Lighting tracks [lighting apparatus]; fluorescent lighting
apparatus; apparatus for lighting; light-emitting diodes
[LED] lighting apparatus; LED luminaires; light bulbs; LED
light bulbs; light reflectors; light assemblies; light
installations; light fittings; light projectors; light bars;
light fixtures; luminaires; electrical luminaires; light
luminaires; ceiling lights; desk lights; wall lights; spot
lights; pen lights; casings for lights; infrared lighting
fixtures; reflectors for light control; full spectrum light
sources; filters for lighting appliances; filters for
lighting apparatus; flat panel lighting apparatus; computer
controlled lighting apparatus; computer controlled lighting
instruments; lighting fixtures for commercial use; light
sources [other than for medical or photographic use]; light
filters [other than for medical or photographic use]. Telecommunications and communications services; wireless
communication services; wireless broadband communications
services; rental of telecommunication facilities and
equipment; telecommunications consultation and advisory
services relating to wireless communications and wireless
communications equipment; providing information related to
wireless communications; provision of wireless application
protocol services including those utilising a secure
communications channel; providing internet access; providing
multiple-user access to a global computer network; providing
multiple use access to global computer information networks
for the transfer and dissemination of a wide range of
information; electronic communication services; electronic
network communications; providing access to electronic
communications networks; providing telecommunications
connections to the internet; providing telecommunications
connections to a global computer network; information
services relating to electronic communication networks;
providing electronic telecommunication connections. Scientific and technological services and research and
design relating thereto; design and development of computer
software and hardware; design and development of lighting
systems; design and development of networks, wireless
computer networks and wireless telecommunications and
products relating thereto; engineering services relating to
wireless networking and telecommunications industries;
technical consultation, research and advisory services
relating to wireless networking and telecommunications
products and services; engineering testing services relating
to wireless communications and computer network equipment
and hardware; design, development, installation,
maintenance, repair and updating of computer software;
technical advice in relation to telecommunications;
research, design and development services relating to
computer hardware, computer programs, computer systems,
computer software solutions for internet providers and
internet users, data processing systems, computerized
information processing systems, communications services,
communications solutions, information and advice relating to
the aforesaid; preparation of technical reports and studies
relating telecommunications and computer networks; computer
programming; support and maintenance services for computer
networks, telecommunications networks and data transmission
networks.
73.
A METHOD AND SYSTEM FOR COMMUNICATION IN A WIRELESS NETWORK
A method and system for communication in a wireless network A method of communication in an optical wireless network, the optical wireless network comprising a first device, a plurality of further devices, and a common communication channel usable by any one of the further devices for sending data to the first device, wherein the method comprises sending, by at least one of the further devices, at least one control signal to the first device via at least one control channel; and allocating, by the first device, the common communication channel to one or more of the further devices, wherein the allocating is in response to the at least one control signal; wherein the sending of the control signal or at least one of the control signals by the further device or at least one of the further devices is substantially simultaneous with the sending of data via the common communication channel.
A collision avoidance method for a wireless network comprising a plurality of devices, the method comprises receiving, by a first device of the plurality of devices, a message from a second device of the plurality of devices, transmitting, by the first device, a busy signal in response to the receiving of at least part of the message from the second device, the transmitting of the busy signal being at least partly simultaneous with the receiving of the message, receiving, by at least one further device of the plurality of devices, the busy signal, and delaying, by the at least one further device and in response to the busy signal, transmission of at least one further message by the at least one further device.
09 - Scientific and electric apparatus and instruments
11 - Environmental control apparatus
42 - Scientific, technological and industrial services, research and design
Goods & Services
Wireless broadband communications services; rental of telecommunication facilities and equipment; telecommunications consultation and advisory services relating to wireless communications and wireless communications equipment; providing internet access; providing multiple-user access to a global computer network; providing multiple use access to global computer information networks for the transfer and dissemination of a wide range of information; electronic communication services namely, transmission of information by electronic communications networks; electronic network communications, namely, providing private and secure real time electronic communication over a computer network; providing access to electronic communications networks; providing telecommunications connections to the internet; providing telecommunications connections to a global computer network; providing electronic telecommunication connections Communications apparatus and instruments namely telephones, smart phones, tablet computers, phablets, two-way radios, video conferencing equipment, namely webcams, video cameras, and microphones, optical wireless and wireless communication devices, namely, access points and stations for transmitting, receiving, manipulating, organizing and reviewing data, voice, text, image and audio files; electronic, electrical apparatus and instruments for the input, storage, processing and transmission of data namely integrated circuits and chipsets for optical wireless and wireless communications, transmitting, receiving, manipulating, organizing and reviewing data, voice, text, image and audio files sold separately or as an integral part of mobile devices and IOT (internet of things) devices; computer software for optical wireless and wireless communication of, transmitting, receiving, manipulating, organizing and reviewing data, voice, text, image and audio files; computer networking software; computer peripherals; networking apparatus and instruments namely wireless local area networking products and devices and global wireless wide area networking products and devices namely switches, routers, wireless access points, modems, and integrated services digital network terminals and servers; satellite apparatus and instruments namely communication, research and security satellites; television decoders; visible light decoders; diodes; light-emitting diodes (LEDs); light sensors; electric light dimmers; sensors and detectors for the detection of internet or wireless data; infrared sensors; infrared detectors; proximity detectors; motion detectors; optical receivers; data communication receivers; point to point data receivers; wireless transmitters; electrical receivers; optical transceivers; optical enhancers namely lenses, and filters; optical waveguides for optical communication delivery; optical stud finders; optical encoders; optical sensors; electronic and optical communications instruments and components, namely optical data links Lighting tracks being lighting apparatus; fluorescent lighting apparatus; apparatus for lighting, namely, lighting installations; light-emitting diodes being LED lighting apparatus, namely, lighting installations; LED luminaires; light bulbs; LED light bulbs; light reflectors; light assemblies for street lights, signs, commercial lighting, automobiles, buildings, and other architectural uses; light installations; ceiling light fittings; laser light projectors; light bars for vehicles, namely, land, air and space vehicles, water vehicles, drones, mobility vehicles; light fixtures; luminaires; electrical luminaires; light luminaires; ceiling lights; desk lights; wall lights; spot lights; pen lights; casings for lights; infrared lighting fixtures; reflectors for light control; full spectrum light sources, namely, luminaires for street or roadway lighting; filters for lighting appliances; filters for lighting apparatus; flat panel lighting apparatus; computer controlled lighting apparatus; computer controlled lighting instruments; lighting fixtures for commercial use; light sources other than for medical or photographic use, namely, light-emitting diodes, lighting fixtures for use in display, commercial, industrial, residential, and architectural accent lighting applications, organic light-emitting diode devices, laser light projectors, light filters other than for medical or photographic use, namely, filters for use with lighting apparatus Scientific and technological services, namely, research and design in the field of optical wireless communications and wireless communications for transmission and reception of data, voice, text, image and audio files, internet access, data networking systems including mobile networking for computers, mobile devices and access points; design and development of computer software and hardware; design and development of lighting systems; design and development of networks, wireless computer networks and wireless telecommunications and products relating thereto; engineering services relating to wireless networking and telecommunications industries; technical consultation, research and advisory services relating to wireless networking and telecommunications products and services, namely, design and development of optical wireless communications technology and wireless communications technology; engineering testing services relating to wireless communications and computer network equipment and hardware; design, development, installation, maintenance, repair and updating of computer software; technical advice in relation to telecommunications, namely, design, development and maintenance of optical wireless communications and wireless communications technology and standards; research, design and development services relating to computer hardware, computer programs, computer systems, computer software solutions for internet providers and internet users, data processing systems, computerized information processing systems, communications services, communications solutions, information and advice relating to the aforesaid; preparation of technical reports and studies relating telecommunications and computer networks, namely, the provision of internet access and data communication via optical or wireless networks; computer programming; support and maintenance services for computer networks, telecommunications networks and data transmission networks, namely, technical support services, 24/7 monitoring of network systems, servers and web and database applications and notification of related events and alerts
A wireless communication method includes sending, by a first device in a wireless network, a poll packet (32, 38, 44) for polling a second device in the wireless network. The poll packet includes an address of the second device. The second device receives and at least partially decodes the poll packet. The second device sends a response packet (36, 40, 46) in response to the poll packet. The sending of at least part of the response packet is substantially simultaneous with the receiving of at least part of the poll packet by the second device. Wireless communication systems, transmitters and receivers using the method are also described.
A transmission apparatus that produces, generates and/or transmits a unipolar signal representative of an original bipolar signal having one or more data frames, wherein each of the one or more frames of the original bipolar signal are converted into and/or transmitted as a plurality of unipolar portions, frames or frame portions of one or more information streams; and the transmission apparatus is configured to concurrently transmit the one or more information streams and at least one other information stream. Preferably, the different information streams are transmitted simultaneously on the same channel/link. Advantageously, one or more of the information streams are optionally arranged such that the interference due to the at least one other information stream on the at least one information stream does not adversely affect the information carried in the at least one information stream. The present invention also includes a corresponding receiver, system device and methods.
A light enabled security system for allowing a user device access to files or data on a network, each user device having a user ID and each file / data having a file / data ID. The system has a plurality of light enabled user access points for allowing access to the network via a light communication channel, each light enabled user access point being associated with a unique location ID, and each being operable to construct a network access request in response to a file / data request from a user device, the network access request including the user device ID, the unique user access point location ID and the requested file ID. The system is adapted to receive the network access request and use it to determine whether access to the file / data is allowed or denied based on the user ID, the location ID and the file ID.
A method of spatial modulation and associated transmission apparatus, receiver apparatus, computer program product and system for identifying a transmitter element within a transmission array of at least two transmitter elements, wherein a signal is transmitted by one active transmitter element at a time over a channel to a receiver. Power is allocated to the transmitter elements, wherein the power is allocated differently between at least two transmitter elements. The transmitted data is received at the receiver. The location of the active transmitter element is detected using knowledge of the power allocated to the transmitter elements.
H04B 7/02 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas
H04W 52/42 - TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
H04B 7/04 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
H04B 7/06 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
A method and apparatus for communicating information by: dividing the information into at least a first information portion and a second information portion; modulating a plurality of domain resources to encode the first information using an index or grammar; and encoding the second information by modulation of domain resources. Optionally, the plurality of domain resources may be modulated to encode the first information by allocating at least two different modulation types to a plurality of sub-carriers. The modulation type is allocated to domain resources according to the index or grammar, which applies meaning to which modulation type is allocated to which domain resource. The modulation may include encoding part of the first information portion using one or more domain resources of a first domain and another part of the first information portion using one or more domain resources of a second domain.
