Patents Examined by Emmanuel Bayard
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Patent number: 11968070Abstract: A transmission apparatus includes a transmission signal generator which, in operation, generates a transmission signal having an aggregate physical layer protocol data unit (PPDU) that includes a legacy preamble, a legacy header, a non-legacy preamble, a plurality of non-legacy headers and a plurality of data fields; and a transmitter which, in operation, transmits the generated transmission signal, wherein the legacy preamble, the legacy header and the plurality of non-legacy headers are transmitted using a standard bandwidth, the non-legacy preamble and the plurality of data fields are transmitted using a variable bandwidth that is larger than the standard bandwidth and wherein a plurality of sets of each of the plurality of non-legacy headers and each of the plurality of data fields are transmitted sequentially in a time domain.Type: GrantFiled: August 26, 2022Date of Patent: April 23, 2024Assignee: Apple Inc.Inventors: Lei Huang, Hong Cheng Michael Sim, Takenori Sakamoto
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Patent number: 11967981Abstract: A diversity receiver module comprising a multiple pole multiple throw switch, one throw being connected to a signal path configured to support both ultra-high band transmit signals and high-band transmit signals, and another throw being connected to an ultra-high band signal path configured to output an ultra-high band receive signal; an ultra-high band filter configured to filter ultra-high band signals, the ultra-high band filter being connected to a pole of the switch via a signal path; a high band filter configured to filter high band receive signals, the high band filter being diplexed with the ultra-high band filter; and a high band signal path configured to output a high-band receive signal, the high band signal path being connected to the high band filter.Type: GrantFiled: September 27, 2022Date of Patent: April 23, 2024Assignee: SKYWORKS SOLUTIONS, INC.Inventor: Anand Raghavan
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Patent number: 11968027Abstract: Systems, methods, and devices are provided for performing cell selection or reselection in networks that include earth moving beams. In one example, a method includes receiving, via a satellite, control information transmitted by a base station indicating that a beam associated with a cell ID has been redirected; in response, measuring a beam strength of the redirected beam; and performing cell re-selection based on the measured beam strength.Type: GrantFiled: October 22, 2020Date of Patent: April 23, 2024Assignee: Apple Inc.Inventors: Fangli Xu, Sarma V. Vangala, Chunxuan Ye, Haijing Hu, Krisztian Kiss, Murtaza A. Shikari, Naveen Kumar R. Palle Venkata, Ralf Rossbach, Sree Ram V. Kodali, Srinivasan Nimmala, Vijay Venkataraman, Yuqin Chen, Zhibin Wu
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Patent number: 11962366Abstract: A sonar includes a first part and a second part linked by an electric carrier cable configured to mechanically support the second part and allow the two parts of the sonar to exchange signals comprising: a unidirectional signal, called electrical power supply signal, unidirectional signals, called signals to be emitted, transmitted by the first part to the second part for them to be transmitted in the form of acoustic waves, and a bidirectional signal conveying communication data, the sonar wherein the first part comprises signal combination means configured for the signals to be transmitted simultaneously over the electric carrier cable, and in that the second part comprises separation means allowing the recovery of each of the signals transmitted over the electric carrier cable.Type: GrantFiled: November 15, 2019Date of Patent: April 16, 2024Assignee: THALESInventor: Philippe Corbel
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Patent number: 11962445Abstract: A method for detecting OTFS pilot interference including receiving delay-Doppler-domain samples of a received OTFS delay-Doppler frame, wherein the delay-Doppler domain samples are derived by a two-dimensional symplectic Fourier transformation of time-frequency domain samples resulting from sampling a time-varying received OFTS coded signal; summing the squares of the amplitudes of the delay-Doppler domain samples of the delay-Doppler grid positions evaluated for the channel estimation to establish the received non-interfering pilot power; summing the squares of the amplitudes of all the delay-Doppler domain samples of the complete delay-Doppler grid to establish the total received frame power; comparing a pilot power ratio derived by dividing the non-interfering pilot power by the total received frame power with a guard space ratio derived by dividing the sum of the number of guard and pilot grid spaces in the transmitted OTFS frame by the total number of grid spaces of the transmitted OTFS frame.Type: GrantFiled: November 9, 2020Date of Patent: April 16, 2024Assignee: VOLKSWAGEN AKTIENGESELLSCHAFTInventors: Andreas Pfadler, Guillaume Jornod
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Patent number: 11949447Abstract: A wireless communication system includes a network manager configured to wirelessly communicate with a plurality of wireless nodes of a wireless network. The network manager and at least one wireless node include a transceiver connected to transmit and receive wireless communication via an antenna. The network manager and/or the wireless node include a cognitive engine configured to receive information regarding an environment of the wireless network as input and, in response, generate configuration data as output. Subsequent communication on the wireless network is updated using the configuration data.Type: GrantFiled: November 12, 2019Date of Patent: April 2, 2024Assignee: Analog Devices International Unlimited CompanyInventors: Andre Wolokita, Lance Doherty, Sean Williams, Gina Aquilano, Michael O'Brien, Cornelius O'Mahony
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Patent number: 11949541Abstract: Embodiments of the present disclosure relate to systems and methods to generate a signal in a communication network. The method comprises filtering a discrete Fourier transform spread orthogonal frequency division multiplexing (DFT-s-OFDM) data signal, and one of a DFT-S-OFDM and orthogonal frequency division multiplexing (OFDM) reference signal (RS) using a data filter and a RS filter respectively, to produce filtered data signal and filtered RS. The RS filter has one to one relationship with the data filter. Thereafter, port mapping the filtered RS to a corresponding port assigned to the transmitter to obtain port mapped filtered RS, wherein the port mapped filtered RS comprises a first subset of non-zero locations comprising of the filtered RS values and a second subset of zero locations comprising of zero values.Type: GrantFiled: December 30, 2022Date of Patent: April 2, 2024Assignee: WISIG NETWORKS PRIVATE LIMITEDInventors: Kiran Kumar Kuchi, Saidhiraj Amuru, Sibgath Ali Khan Makandar
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Patent number: 11949768Abstract: A light-triggered transponder includes one or more of photo cells, a clock recovery circuit and a reverse antenna system. The clock recovery circuit (CRC) includes a photoconductor with a source terminal, a drain terminal for receiving a voltage, the photoconductor resistance varying with received light intensity. The CRC is configured to generate a recovered clock. A reverse antenna system connected to at least one photo cell and configured to transmit data. The photoconductor configured to produce a modulated voltage signal from an incident modulated light incident. The CRC can include an amplifier coupled to the source terminal of the photoconductor via a capacitor for receiving the modulated voltage signal and outputting an analog signal generated from the voltage signal. The CRC can include an inverter coupled to the amplifier and configured to digitize the analog signal of the amplifier.Type: GrantFiled: February 28, 2022Date of Patent: April 2, 2024Assignee: P-CHIP IP HOLDINGS INC.Inventors: Wlodek Mandecki, Von Ertwine, Young-June Yu, William E. Eibon, Conrad Styczen, Joseph Wagner
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Patent number: 11943086Abstract: This application provides a symbol processing method and apparatus. The method includes: obtaining a plurality of complex-valued symbols; dividing the plurality of complex-valued symbols into a plurality of sets, where each set corresponds to one transmitted symbol; and performing a copy operation on the plurality of sets, so that two sets corresponding to two transmitted symbols that are consecutive in time domain have some same complex-valued symbols. By enabling two sets corresponding to two transmitted symbols that are consecutive in time domain to have some same complex-valued symbols, a guard interval between symbols can be flexibly configured when a cyclic prefix length is fixed.Type: GrantFiled: December 29, 2021Date of Patent: March 26, 2024Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Fengwei Liu, Huang Huang
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Patent number: 11943330Abstract: A light-triggered transponder includes one or more of photo cells, a clock recovery circuit and a reverse antenna system. The clock recovery circuit (CRC) includes a photoconductor with a source terminal, a drain terminal for receiving a voltage, the photoconductor resistance varying with received light intensity. The CRC is configured to generate a recovered clock. A reverse antenna system connected to at least one photo cell and configured to transmit data. The photoconductor configured to produce a modulated voltage signal from an incident modulated light incident. The CRC can include an amplifier coupled to the source terminal of the photoconductor via a capacitor for receiving the modulated voltage signal and outputting an analog signal generated from the voltage signal. The CRC can include an inverter coupled to the amplifier and configured to digitize the analog signal of the amplifier.Type: GrantFiled: February 28, 2022Date of Patent: March 26, 2024Assignee: P-CHIP IP HOLDINGS INC.Inventors: Wlodek Mandecki, Von Ertwine, Young-June Yu, William E. Eibon, Conrad Styczen, Joseph Wagner
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Patent number: 11943030Abstract: A method for wireless communication performed by a user equipment (UE) is provided. The UE includes a plurality of antenna panels. The method includes transmitting, to a Base Station (BS), a UE capability message that includes a number of the plurality of antenna panels; and transmitting, to the BS, a panel report that includes information of the plurality of antenna panels, the information associated with at least one of a Synchronization Signal Block (SSB) and a Channel State Information Reference Signal (CSI-RS).Type: GrantFiled: May 6, 2020Date of Patent: March 26, 2024Assignee: FG Innovation Company LimitedInventors: Chia-Hao Yu, Hsin-Hsi Tsai, Chie-Ming Chou
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Patent number: 11942974Abstract: A method for calibrating a radio transceiver begins by injecting a low-frequency tone at a transmit power amplifier input of the radio transceiver, where the low frequency tone is at least an order of magnitude lower than the operating frequency of a local oscillator coupled to the transmitter input. The method continues by upconverting the low-frequency tone to produce a plurality of tones at a transmit power amplifier output and then determining which tone of the plurality of tones is a local oscillator feedthrough tone associated with a transmit power amplifier output and which tone of the plurality of tones is representative of an in-phase and quadrature (I/Q) imbalance associated with the transmit power amplifier output.Type: GrantFiled: July 21, 2022Date of Patent: March 26, 2024Assignee: Pharrowtech BVInventors: Khaled Khalaf, Ahmet Tekin, Biagio Bisanti, Qixian Shi, Eric Duvivier
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Patent number: 11936411Abstract: Systems, methods, and apparatuses, including electronic devices and computer-readable storage media, for adaptively switching wireless connections between antennas of a wearable electronic device and a host electronic device. One device includes a wearable electronic device with a first and second housing, each housing including two or more antennas. The wearable electronic device is configured to establish and monitor a wireless cross-link between two antennas in different housings, or between antennas in one housing and antennas of a host electronic device. The wearable electronic device can monitor the integrity of the wireless cross-link, and establish an updated cross-link in response to the wireless cross-link not meeting a predetermined integrity threshold. The wearable electronic device can monitor a wireless cross-head link between housings of a wearable electronic device at the same time as a wireless cross-body link between the wearable electronic device and the host electronic device.Type: GrantFiled: November 18, 2022Date of Patent: March 19, 2024Assignee: Google LLCInventors: Vijay Asrani, Jiang Zhu, Nan Xu
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Patent number: 11929813Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a network node may communicate, using a first set of active antenna elements of an antenna array, during a first time period. The network node may activate a second set of active antenna elements based on a dynamic antenna set switching scheme, wherein the second set of active antenna elements includes at least one active antenna element not included in the first set, wherein a difference between a first main lobe property and a second main lobe property satisfies a main lobe threshold, and wherein a difference between a first side lobe property and a second side lobe property satisfies a side lobe threshold. The network node may communicate, using the second set of active antenna elements, during a second time period. Numerous other aspects are described.Type: GrantFiled: September 22, 2022Date of Patent: March 12, 2024Assignee: QUALCOMM IncorporatedInventors: Vasanthan Raghavan, Yu-Chin Ou, Mohammad Ali Tassoudji, Junyi Li
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Patent number: 11923929Abstract: This application provides channel information obtaining methods and communications apparatuses, to reduce pilot overheads and a delay of obtaining channel information. In an example method, a terminal device receives one or more first reference signals on a dth port of the terminal device, where the first reference signal is a reference signal from a first network device. The terminal device obtains a first channel vector h1,d based on the received first reference signal, where h1,d a channel vector of a channel between the dth port of the terminal device and the first network device. The terminal device receives N second reference signals on the dth port of the terminal device. The terminal device obtains a second channel vector h2,d based on the received second reference signal.Type: GrantFiled: May 10, 2022Date of Patent: March 5, 2024Assignee: Huawei Technologies Co., Ltd.Inventors: Xinyu Gao, Kunpeng Liu
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Patent number: 11924008Abstract: Disclosed is a compensation circuit which includes a data analyzer that receives a first bit stream including first to N-th bits, counts a number of times of coincidence of each of first to 2M-th patterns each having an M-bit size from the first bit stream, and generates a first pattern stream including first to 2M-th count values each corresponding to the number of times of coincidence of each of the first to 2M-th patterns, and a compensation calculator that determines first to 2M-th compensation values based on the first pattern stream such that results of multiplying the first to 2M-th count values and the first to 2M-th compensation values one-to-one are even. “N” is a natural number, and “M” is a natural number smaller than “N”.Type: GrantFiled: July 18, 2022Date of Patent: March 5, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventor: Wonsuk Jang
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Patent number: 11923885Abstract: A high-frequency module (1) includes a mounting substrate (90), a transmission filter (6MT) arranged on the mounting substrate (90), a reception filter (6MR) arranged on the mounting substrate (90), and a semiconductor control IC (40) arranged on the mounting substrate (90) and stacked with the reception filter (6MR) of the transmission filter (6MT) and the reception filter (6MR).Type: GrantFiled: July 21, 2021Date of Patent: March 5, 2024Assignee: MURATA MANUFACTURING CO., LTD.Inventor: Hisanori Murase
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Patent number: 11916717Abstract: The present disclosure relates to a method of reducing a Peak to Average Power Ratio (PAPR) in a communication device, and more particularly, to a method of Crest Factor Reduction (CFR) processing of a signal in order to reduce a PAPR in a communication device such as a repeater. The communication device includes: a first CFR module configured generate a first processed signal by CFR processing an original signal; and a second CFR module configured generate a second processed signal by CFR processing the first processed signal, wherein the first processed signal is generated using a first sampling rate, and the second processed signal is generated using a second sampling rate. According to the disclosure, even a communication device with a low sampling rate may effectively remove a peak component of an input signal.Type: GrantFiled: June 23, 2022Date of Patent: February 27, 2024Assignee: SOLiD, INC.Inventors: Nag Won Kwon, Hee Cheol Yun, Hyun Soo Shin, Hyun Chae Kim
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Patent number: 11899600Abstract: A serial connector adapter system includes a serial connector adapter device connected to a computing device. The serial connector adapter device includes a serial communication request subsystem coupled to a serial connector and a first USB connector. The computing device includes a second USB connector connected to the first USB connector, a serial communication subsystem coupled to the second USB connector, and a serial communication configuration subsystem coupled to the second USB connector and the serial communication subsystem.Type: GrantFiled: January 25, 2022Date of Patent: February 13, 2024Assignee: Dell Products L.P.Inventors: Timothy M. Lambert, Jeffrey L Kennedy
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Patent number: 11901908Abstract: A Digital-to-Analog Converter, DAC, is provided. The DAC comprises one or more first DAC cells configured to generate a first analog signal based on first digital data. The one or more first DAC cells are coupled to a first output node for coupling to a first load. The DAC comprises one or more second DAC cells configured to generate a second analog signal based on second digital data. The one or more second DAC cells are coupled to a second output node for coupling to a second load. The one or more first DAC cells and the one or more second DAC cells are couplable to a power supply for drawing a supply current. The DAC further comprises a data generation circuit configured to generate the second digital data based on the first digital data.Type: GrantFiled: December 23, 2019Date of Patent: February 13, 2024Assignee: Intel CorporationInventors: Daniel Gruber, Kameran Azadet, Yu-Shan Wang, Hundo Shin, Martin Clara