Patents by Inventor Istvan Phillipe Bernard CSAJAGHY
Istvan Phillipe Bernard CSAJAGHY has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11901945Abstract: 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.Type: GrantFiled: August 16, 2022Date of Patent: February 13, 2024Assignee: pureLiFi LimitedInventors: Istvan Phillipe Bernard Csajaghy, Stephan Berner
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Publication number: 20230344515Abstract: 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.Type: ApplicationFiled: September 28, 2020Publication date: October 26, 2023Inventors: Duncan John William WALKER, Luca CARRARO, Christopher Nigel TATE, Mostafa Zaman AFGANI, Steven Alexander Richard RITCHIE, Arne ROSSIUS, Tamas WESZELY, Istvan Phillipe Bernard CSAJAGHY
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Patent number: 11750285Abstract: 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.Type: GrantFiled: November 12, 2021Date of Patent: September 5, 2023Assignee: PURELIFI LIMITEDInventors: Dobroslav Tsonev, Istvan Phillipe Bernard Csajaghy, Duncan John William Walker, Ivan Alf Karlsson, Artur Witold Wieczorek
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Publication number: 20220393767Abstract: 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.Type: ApplicationFiled: August 16, 2022Publication date: December 8, 2022Inventors: Istvan Phillipe Bernard CSAJAGHY, Stephan BERNER
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Patent number: 11476941Abstract: 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 obType: GrantFiled: December 12, 2019Date of Patent: October 18, 2022Assignee: PURELIFI LIMITEDInventors: Istvan Phillipe Bernard Csajaghy, Stephan Berner
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Patent number: 11283520Abstract: 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.Type: GrantFiled: January 12, 2018Date of Patent: March 22, 2022Assignee: PURELIFI LIMITEDInventors: Dobroslav Tsonev, Istvan Phillipe Bernard Csajaghy, Duncan John William Walker, Ivan Alf Karlsson, Artur Witold Wieczorek
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Publication number: 20220069906Abstract: 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.Type: ApplicationFiled: November 12, 2021Publication date: March 3, 2022Applicant: pureLiFi LimitedInventors: Dobroslav Tsonev, Istvan Phillipe Bernard Csajaghy, Duncan John William Walker, Ivan Alf Karlsson, Artur Witold Wieczorek
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Publication number: 20220045761Abstract: 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 obType: ApplicationFiled: December 12, 2019Publication date: February 10, 2022Inventors: Istvan Phillipe Bernard CSAJAGHY, Stephan BERNER
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Publication number: 20190363792Abstract: 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.Type: ApplicationFiled: January 12, 2018Publication date: November 28, 2019Applicant: pureLiFi LimitedInventors: Dobroslav TSONEV, Istvan Phillipe Bernard CSAJAGHY, Duncan John William WALKER, Ivan Alf KARLSSON, Artur Witold WIECZOREK