Having Specific Antenna Arrangement Patents (Class 455/562.1)
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Patent number: 11438910Abstract: A transmitter communicates with a receiver via a satellite station that transmits a signal by a multibeam system. The transmitter includes a scheduler and a transmission unit. The scheduler performs scheduling to determine a time and a wireless channel to transmit data addressed to the receiver based on an area where the receiver is present. The transmission unit transmits a signal of the data addressed to the receiver to the satellite station by the wireless channel determined by the scheduler and at the time determined by the scheduler. The signal transmitted from the transmission unit by an i-th (i is an integer of 1 or larger) wireless channel is transmitted from the satellite station to the receiver by an i-th beam. Frequencies of signals transmitted from the satellite station by respective beams are same.Type: GrantFiled: June 8, 2018Date of Patent: September 6, 2022Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Katsuhiko Hiramatsu, Takayuki Sotoyama, Shutai Okamura
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Patent number: 11438050Abstract: A wireless communication system includes a first wireless communication device and a server communicably connected to the first wireless communication device. The server accumulates a plurality of optimized beam table, and selects therefrom an optimized beam table to be used by the first wireless communication device, and, the first wireless communication device obtains the optimized beam table selected by the server by communicating with the server, and performs a wireless communication using the obtained optimized beam table.Type: GrantFiled: May 1, 2020Date of Patent: September 6, 2022Assignee: FUJIKURA LTD.Inventor: Ken Sakuma
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Patent number: 11437719Abstract: A digital or smart array antenna has at least one radio and a processor coupled to each antenna element. The processor is coupled with programmable logic that demodulates a plurality of signals received at one antenna element to obtain demodulation symbols. After obtaining the demodulation symbols, the programmable logic applies a weighting function. In this order or sequence, the digital array antenna is able to reduce the processing requirements associating within the signal information. The reduced processing requirements enable the signal information to be shared with adjacent antenna elements that may be timing adjusted between adjacent elements. Then, the sharing continues across all elements the array until the signal reaches an edge of the array. At the edge of the array, a signal beam may be generated that is steer in response to the processed signal information shared between all the elements in the array.Type: GrantFiled: November 27, 2019Date of Patent: September 6, 2022Assignee: BAE Systems Information and Electronic Systems Integration Inc.Inventor: Matthew J. Sherman
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Patent number: 11431382Abstract: A platform that automates providing wireless communication between one or more of a plurality of antennas and a moving vehicle that is traveling along a path. One or more of the plurality of antennas are employed to detect wireless signals communicated by the vehicle and/or wireless devices for the vehicle's passengers. In one or more embodiments, characteristics of the detected wireless signals and the plurality of antennas is employed to select an antenna to provide wireless communication with the vehicle and/or wireless devices for the vehicle's passengers at a current location on the path.Type: GrantFiled: February 16, 2021Date of Patent: August 30, 2022Assignee: Pivotal Commware, Inc.Inventors: Brian Mark Deutsch, Shannon Lee Hitchen, Alexander Remley Katko
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Patent number: 11431400Abstract: A 5th generation (5G) or pre-5G communication system for supporting a data transmission rate higher than that of a 4th generation (4G) communication system, such as long term evolution (LTE) is provided. The wireless communication system, includes a plurality of antennas for identifying a plurality of radio signal, a receiver for receiving the plurality of the radio signals via the plurality of the antennas, wherein the receiver may include a coupler circuit for coupling the plurality of the received signals to different signal paths, to generate a first coupling signal by summing the plurality of the received signals and a second coupling signal corresponding to a difference of the plurality of the received signals, and a beam generator for generating a plurality of beamformed signals based on in-phase signals and quadrature-phase signals corresponding to the first coupling signal and the second coupling signal.Type: GrantFiled: October 6, 2020Date of Patent: August 30, 2022Assignee: Kookmin University Industry Academy Cooperation FoundationInventor: Byung-Jun Jang
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Patent number: 11429337Abstract: A system for displaying content to a plurality of users in a multiplayer venue including: a plurality of wearable display systems, each display system being worn by a user, a content system that generates a plurality of content streams, each content stream being associated with a corresponding display system, a location system that detects a location of each display system within the venue, a transmission system including a number of transmission system antennas that wirelessly communicate with the display systems to transmit content to the wearable display systems and to receive data from the wearable display systems and a control system that determines the location of each display system within the venue from the location system and selectively controls transmitting antennas in accordance with the location of each display system to transmit each content stream to the corresponding display system or receive data from a corresponding display system.Type: GrantFiled: February 7, 2018Date of Patent: August 30, 2022Assignee: IMMERSIVE ROBOTICS PTY LTDInventors: Timothy Simon Lucas, Daniel Liam Fitzgerald, Rodney Ian Lamb
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Patent number: 11431386Abstract: A method for receiving an Orthogonal Frequency Division Multiplexing (OFDM) signal transmitted by a user device in a wireless network comprises determining which subcarrier frequencies are allocated to the user device; converting the OFDM signal to a frequency-domain values corresponding to the subcarrier frequencies; and decoding the frequency-domain values to recover data symbols encoded by the user device on the subcarrier frequencies. The decoding employs codes that are inverse to, complex-conjugate of, or complementary to a set of complex-valued codes employed by the user device to shape the OFDM signal into a superposition of cyclic-shifted pulse waveforms, wherein each of the pulse waveforms has one of the data symbols modulated thereon.Type: GrantFiled: November 26, 2020Date of Patent: August 30, 2022Assignee: Genghiscomm Holdings, LLCInventor: Steve Shattil
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Patent number: 11425695Abstract: Aspects of the present disclosure provide techniques for informing devices of the use of transmit and receive beams in a beamforming communication system. An exemplary method includes determining a plurality of beam directions for a device to use in different transmission time intervals (TTIs) of a TTI burst, and sending a directional transmission to the device indicating at least one of the beam directions.Type: GrantFiled: August 3, 2020Date of Patent: August 23, 2022Assignee: QUALCOMM IncorporatedInventors: Tao Luo, Jing Sun
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Patent number: 11425679Abstract: In a terminal position estimation system, a terminal position estimation apparatus, or a terminal position estimation method, an electric wave is received by a reception antenna of a communication terminal and is transmitted from multiple transmission antennas. A communication terminal position is estimated based on a magnetic field strength of the electric wave. When the communication terminal position is estimated, a position satisfying an approximate expression is estimated as the communication terminal position. The approximate expression shows a magnetic field strength distribution and is expressed by two variables of a distance from the multiple transmission antennas to the communication terminal and an angle between an axial direction of the multiple transmission antennas and a direction in which the communication terminal is positioned.Type: GrantFiled: December 8, 2020Date of Patent: August 23, 2022Assignee: DENSO CORPORATIONInventors: Tetsuya Kusumoto, Takashi Saitou, Takashi Shinoda
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Patent number: 11418227Abstract: A radio apparatus capable of reducing the amount of calculation required to suppress an interference signal is provided. A radio apparatus (1) includes a spatial transformation unit (2) configured to perform a spatial transformation on a received signal including a desired signal and an interference signal received by a plurality of antennas, and thereby calculate a first beam-space received signal vector, a beam selecting unit (3) configured to select at least two elements from the first beam-space received signal vector and generate a second beam-space received signal vector, and an interference suppression synthesis unit (4) configured to estimate a covariance matrix of an interference noise signal including a noise signal and the interference signal included in the second beam-space received signal vector, generate a reception weight by using this covariance matrix, and detect the desired signal based on the reception weight and the second beam-space received signal vector.Type: GrantFiled: August 27, 2019Date of Patent: August 16, 2022Assignee: NEC CORPORATIONInventors: Jun Shikida, Naoto Ishii
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Patent number: 11419162Abstract: Generating an environment information map from a wireless communication system having directional communication capabilities. A plurality of features are extracted and logged resultant from a communication link attempt at multiple beam directions and training at least one machine learning model based on the plurality of extracted features from the first beam direction and the at least one additional beam directions to infer an environment information map of the area between the first transmitter and the receiver.Type: GrantFiled: December 29, 2020Date of Patent: August 16, 2022Assignee: International Business Machines CorporationInventors: Bodhisatwa Sadhu, Alberto Valdes Garcia, Supriyo Chakraborty
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Patent number: 11418457Abstract: A voice coding rate is selected for a voice call involving a user equipment (UE) device based on an air interface efficiency of the base station serving the UE device. The air interface efficiency of the base station is determined based on at least one of (i) a beamforming capability of the base station, (ii) a multi-user multiple-input multiple-output (MU-MIMO) capability of the base station, or (iii) an antenna configuration of the base station. The voice coding rate could be selected by either the UE device or by the base station. The UE device transmits to the base station during the voice call one or more voice frames that convey voice data coded at the selected voice coding rate. During the voice call, a new air interface efficiency may be determined, and a new voice coding rate may be selected based on the new air interface efficiency.Type: GrantFiled: November 20, 2020Date of Patent: August 16, 2022Assignee: Sprint Spectrum L.P.Inventors: Hemanth B. Pawar, Shilpa Kowdley Srinivas, Krishna Sitaram, Chunmei Liu, Pratik Kothari
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Patent number: 11411437Abstract: A method includes receiving an indication that a wireless-power receiver is located within one meter of a wireless-power transmission system and is authorized to receive wirelessly-delivered power from a wireless-power transmission system. The method includes, in response to receiving the indication, selecting a power level at which to amplify a radio frequency (RF) signal using a power amplifier (PA). In accordance with a determination that transmitting the RF signal to the wireless-power receiver would satisfy safety thresholds, the method includes instructing the PA to amplify the RF signal using the power level to create an amplified RF signal, and providing the amplified RF signal to the one or more antennas. The one or more antennas are caused to, upon receiving the amplified RF signal, radiate RF energy that is focused within an operating area that includes the wireless-power receiver while forgoing any active beamforming control.Type: GrantFiled: April 19, 2021Date of Patent: August 9, 2022Assignee: Energous CorporationInventors: Cesar A. Johnston, Erik Heinke, Daniel P. Lawless
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Patent number: 11412392Abstract: In an example, a distributed relay includes a relay node master unit communicatively coupled to a base station; and one or more remote relay antenna units located remotely from the relay node master unit and communicatively coupled to the relay node master unit. The relay node master unit is configured to communicate demodulated and decoded data and/or demodulated data with the one or more remote relay antenna units via one or more transport interfaces, and the one or more remote relay antenna units are configured to communicate radio frequency signals to a coverage zone via one or more antennas. The relay node master unit includes a backhaul interface and an access interface. The backhaul interface is configured to implement communications between the relay node master unit and the base station. The access interface is configured to implement communications between the one or more remote relay antenna units and user equipment.Type: GrantFiled: April 27, 2020Date of Patent: August 9, 2022Assignee: CommScope Technologies LLCInventor: Van Erick Hanson
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Adaptive cell shaping in codebook based full dimension multiple input-multiple output communications
Patent number: 11411622Abstract: Methods, network nodes and wireless device for setting an electrical tilt of an antenna array toward a distribution of wireless devices are disclosed. According to one aspect, a method includes for each of at least one sector of an area covered by the antenna array, determining a function of precoding matrix indicators, PMIs, received from a plurality of WDs in the sector. The method includes determining a current electrical tilt angle of the sector based on the function of PMIs. The method further includes comparing a difference between the current electrical tilt angle of the sector and a previously determined electrical tilt angle of the antenna array to a first threshold, and setting the electrical tilt angle of the antenna array based on the comparison.Type: GrantFiled: September 10, 2018Date of Patent: August 9, 2022Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Jianguo Long, Hong Ren, Ahmed Nouah, Yongquan Qiang, Israfil Bahceci -
Patent number: 11411612Abstract: In 5G/6G wireless networks, a user device and a base station may transmit and receive messages unidirectionally, using directional antennas, and may thereby provide sufficient reception while saving energy and time. A user device can determine its own location and the location of the base station, calculate an angle toward the base station, and thereby transmit a narrow-beam message to the base station. The message may indicate the user device's location so that the base station can direct its transmission and reception beam toward the user device. The user device and the base station can then transmit and receive messages unidirectionally for improved energy efficiency, improved reception, and reduced interference generation.Type: GrantFiled: November 15, 2021Date of Patent: August 9, 2022Assignee: ULTRALOGIC 6G, LLCInventors: David E. Newman, R. Kemp Massengill
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Patent number: 11411569Abstract: An apparatus implements a multiplying delay-locked loop (MDLL) including a sampler to be calibrated. In an example aspect, an apparatus includes an MDLL and a sampler calibrator. The MDLL includes a locked-loop feedforward path with a sampler, a control output, a feedback input, and a reference input coupled to a reference signal source. The MDLL also includes a VCO, a multiplexer, and a divider. The VCO includes a VCO input, a VCO output, and a control input coupled to the control output. The multiplexer includes a first input coupled to the reference signal source, a second input coupled to the VCO output, and an output coupled to the VCO input. The divider is coupled between the VCO output and the feedback input. The sampler calibrator includes a first input coupled to the reference signal source, a second input coupled to the VCO output, and an output coupled to the sampler.Type: GrantFiled: June 24, 2021Date of Patent: August 9, 2022Assignee: QUALCOMM IncorporatedInventors: Masoud Moslehi Bajestan, Marco Zanuso, Razak Hossain, Hasnain Lakdawala
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Patent number: 11399351Abstract: The disclosure provides a power allocation method for non-orthogonal multiple access (NOMA) systems and a base station thereof. The method includes the following steps: receiving a first channel estimation error parameter from first user equipment, and receiving a second channel estimation error parameter from second user equipment; configuring a first minimum rate requirement of the first user equipment and a second minimum rate requirement of the second user equipment; determining a power allocation factor according to the first channel estimation error parameter, the second channel estimation error parameter, the first minimum rate requirement, and the second minimum rate requirement; and determining first transmission power for the first user equipment and second transmission power for the second user equipment according to the power allocation factor.Type: GrantFiled: December 9, 2020Date of Patent: July 26, 2022Assignee: National Tsing Hua UniversityInventors: Chin-Liang Wang, Cheng-Chun Hsieh
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Patent number: 11398853Abstract: A transformer-based antenna switching network includes a transformer having a secondary winding that extends between a first terminal and a second terminal. The first terminal couples to ground through a first switch and connects to a first antenna. The second terminal couples to ground through a second switch and connects to a second antenna.Type: GrantFiled: October 8, 2019Date of Patent: July 26, 2022Assignee: QUALCOMM IncorporatedInventors: Chinmaya Mishra, Marco Vigilante, Chirag Dipak Patel, Bhushan Shanti Asuri, Rajagopalan Rangarajan
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Patent number: 11394588Abstract: A system includes first and second sets of communication devices. A processor coupled to the first set of communication devices produces a first encoded vector and transmits the first encoded vector to the second set of communication devices via a communication channel that applies a channel transformation to the first encoded vector during transmission. A processor coupled to the second set of communication devices receives the transformed signal, detects an effective channel thereof, and identifies left and right singular vectors of the effective channel. A precoding matrix is selected from a codebook of unitary matrices based on a message, and a second encoded vector is produced based on a second known vector, the precoding matrix, a complex conjugate of the left singular vectors, and the right singular vectors. The second encoded vector is sent to the first set of communication devices for identification of the message.Type: GrantFiled: January 28, 2021Date of Patent: July 19, 2022Assignee: Rampart Communications, Inc.Inventor: Matthew Brandon Robinson
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Patent number: 11395213Abstract: A system and method are provided for implementing unique multi-band service discovery protocols between communicating devices, including wireless communicating devices supporting operations according to multiple standards and in different frequency bands, particularly in peer-to-peer or ad hoc networking schemes. The disclosed systems and methods define within each service discovery frame, whether a service discovery query or a service discovery response, an indication of the frequency band and/or channel that may support a specific service indicated by the service discovery frame. Cooperating communicating devices between which communications are to be established supporting a specific service protocol are provided with a mechanism by which to identify which common frequency bands and/or channels the communicating devices may communicate in executing the specific service.Type: GrantFiled: June 21, 2019Date of Patent: July 19, 2022Assignee: INTEL CORPORATIONInventor: Carlos Cordeiro
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Patent number: 11395251Abstract: Wireless communication facilitated with beamforming between devices and base stations, including when one or more devices are located within overlapping areas or ranges of two or more base stations, is contemplated. The beamforming may be implemented according to a non-joint beamforming methodology and/or a joint beamforming methodology, optionally as determined according to uplink/downlink demands and/or communications between multiple base stations.Type: GrantFiled: August 10, 2020Date of Patent: July 19, 2022Assignee: Cable Television Laboratories, Inc.Inventors: Dorin Viorel, Jennifer Andreoli-Fang
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Patent number: 11394446Abstract: The present disclosure relates to an interference estimation method and apparatus. The apparatus includes at least one first processor, a serving channel matrix, and an interference channel matrix. The at least one first processor generates an input vector from at least one of a received signal vector corresponding to a received signal with a serving signal and an interference signal. The serving channel matrix corresponds to the serving signal. The interference channel matrix corresponds to the interference signal and a second processor. The second processor executes at least one machine learning model trained by sample input vectors and sample interference parameters. The at least one first processor provides the input vector to the second processor and determines interference parameters corresponding to the interference signal based on an output vector of the at least one machine learning model provided by the second processor.Type: GrantFiled: October 1, 2020Date of Patent: July 19, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Junyeong Seo, Jooyeol Yang
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Patent number: 11385321Abstract: A radar unit (400) for detecting an existence of interference is described that includes: a millimetre wave (mmW) transceiver (Tx/Rx) circuit configured to radiate a transmit radar signal and receive an echo signal thereof; a mixed analog and baseband circuit operably coupled to the mmW Tx/Rx circuit; and a signal processor circuit (452) operably coupled to the mixed analog and baseband circuit. An interference detection unit (448) is operably coupled to the mmW Tx/Rx circuit and configured to: monitor a whole or a portion of a radar frequency band supported by the radar unit and identify, from a received interference signal, an arrival direction of the identified interference and a level of interference and output an interference detected signal; and wherein the signal processor circuit (452) is configured to analyse the interference detected signal and quantify a response to the detection of an arrival direction and a level of received interference.Type: GrantFiled: October 31, 2018Date of Patent: July 12, 2022Assignee: NXP B.V.Inventors: Yu Lin, Chuang Lu
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Patent number: 11381285Abstract: A user device communicates in a wireless network by encoding a set of data symbols with a set of complex-valued codes to produce a set of subcarrier values. The subcarrier values are modulated onto a set of Orthogonal Frequency Division Multiplexing (OFDM) subcarriers assigned to the user device to produce a time-domain waveform that comprises a superposition of modulated subcarriers, and the time-domain waveform is transmitted in the wireless network. The set of subcarrier values comprises a first polyphase code that encodes a first of the set of data symbols and at least a second polyphase code that encodes at least a second of the set of data symbols.Type: GrantFiled: November 26, 2020Date of Patent: July 5, 2022Assignee: Genghiscomm Holdings, LLCInventor: Steve Shattil
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Patent number: 11372076Abstract: Methods and systems for estimating range between a first device and a second device using at least one wireless communication channel defined between the first and second devices are disclosed. The method comprises: obtaining a set of range measurements, wherein the range measurements include measurements associated with multiple paths taken by signals between the first and second devices; discarding over-ranges caused by multiple signal paths using a variable threshold; and processing the remaining range measurements to obtain an estimated range.Type: GrantFiled: July 12, 2019Date of Patent: June 28, 2022Assignee: Cohda Wireless Pty Ltd.Inventors: Paul Dean Alexander, Malik Khan, John Lawrence Buetefuer, Mohamed Elbanhawi, Kukulage Nomal Samunda Perera, Lachlan Travis Robinson
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Patent number: 11375414Abstract: Methods, apparatus, and systems for wireless communications are disclosed. A first base station may receive one or more message from a second base station. The messages may include downlink beamforming information elements for a downlink cell. Each downlink beamforming information element may be associated with a respective group of resource blocks of a plurality of groups of resource blocks in the downlink cell. The first base station may select a first beamforming codeword for at least one group of resource blocks of the plurality of groups of resource blocks based on the downlink beamforming information associated with the at least one group of resource blocks. The first base station may transmit, to a wireless device, signals on the at least one group of resource blocks employing the first beamforming codeword.Type: GrantFiled: February 8, 2021Date of Patent: June 28, 2022Assignee: Comcast Cable Communications, LLCInventor: Esmael Hejazi Dinan
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Patent number: 11374624Abstract: A platform that automates providing wireless communication between one or more of a plurality of antennas and a moving vehicle that is traveling along a path. One or more of the plurality of antennas are employed to detect wireless signals communicated by the vehicle and/or wireless devices for the vehicle's passengers. In one or more embodiments, characteristics of the detected wireless signals and the plurality of antennas is employed to select an antenna to provide wireless communication with the vehicle and/or wireless devices for the vehicle's passengers at a current location on the path.Type: GrantFiled: December 4, 2020Date of Patent: June 28, 2022Assignee: Pivotal Commware, Inc.Inventors: Brian Mark Deutsch, Shannon Lee Hitchen, Alexander Remley Katko
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Patent number: 11363470Abstract: Systems and methods are provided for optimizing intra-cell beam sweeping based on a service threshold. The system transmits a plurality of beams including a first beam at a first direction. When it is determined that a first feedback from a user device is below a service threshold, the system will associate the first beam with a second direction. Then, the system will transmit the plurality of beams with the first beam at a second direction.Type: GrantFiled: August 30, 2019Date of Patent: June 14, 2022Assignee: T-Mobile Innovations LLCInventors: Maheswaran Vijayakumar, Muthukumaraswamy Sekar, Sathyanarayanan Raghunathan, Suresh Majjara
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Patent number: 11363574Abstract: An information transmission method, is provided, including, a terminal determines attribute information of uplink information based on a beam identifier, and sends the uplink information to a network side device based on the attribute information. After receiving the uplink information, the network side device determines the beam identifier based on the uplink information. In this process, the terminal implicitly indicates beam IDs of different selected beams by using attribute information of reported uplink information. Different beams correspond to different attribute information of the uplink information. In other words, each beam corresponds to specific attribute information of the uplink information. Implicitly indicating a beam ID to the network side device reduces LTE standardization complexity and reduces signaling overheads.Type: GrantFiled: July 5, 2019Date of Patent: June 14, 2022Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Xingwei Zhang, Guanglong Du, Chao Li, Jie Shi
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Patent number: 11363473Abstract: Systems and methods for selectively enabling antenna selection at a wireless device for uplink sounding reference signal transmission in a Time Division Duplexing (TDD) wireless communication system are disclosed. In some embodiments, a method of operation of a network node comprises making a determination as to whether to enable or disable antenna selection at a wireless device for transmission of uplink sounding reference signals based on: an estimated speed of movement of the wireless device; both the estimated speed and a Signal to Interference plus Noise Ratio (SINR) for one or more downlink channels to the wireless device; or the estimated speed, the SINR for the one or more downlink channels, and a rank used for downlink transmission to the wireless device. The method further comprises sending, to the wireless device, an indication that indicates whether the wireless device is to enable or disable antenna selection.Type: GrantFiled: August 31, 2017Date of Patent: June 14, 2022Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Hong Ren, Jianguo Long, Yongquan Qiang
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Patent number: 11356863Abstract: Systems and methods are provided for dynamically modifying an antenna profile to increase network performance. Initially, at a first node communicating using a first wireless communication protocol, such as 4G, locations of a plurality of second nodes communicating using at least second wireless communication protocol, such as 5G, are determined. Performance criteria is analyzed of one of more of the plurality of second nodes. Based on the determined locations and the analyzed performance criteria, the antenna profile is dynamically adjusted to increase a width of a beam associated with the first node.Type: GrantFiled: December 10, 2020Date of Patent: June 7, 2022Assignee: T-Mobile Innovations LLCInventor: Sreekar Marupaduga
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Patent number: 11350376Abstract: A system and a method for synchronization and link acquisition in cellular wireless systems with directional antennas are disclosed. In an embodiment a method on includes determining, by the UE, a subset of the antennas for communication, using, by the UE, the subset of the antennas to perform a measurement on at least one reference signal from a network controller, reporting, by the UE, channel state information (CSI) based on the measurement on the at least one reference signal and using, by the UE, the subset of the antennas to perform the communication with the network controller.Type: GrantFiled: June 7, 2019Date of Patent: May 31, 2022Assignee: Futurewei Technologies, Inc.Inventors: Majid Ghanbarinejad, Qian Cheng, Lukasz Krzymien, Weimin Xiao
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Patent number: 11329701Abstract: A network interface for use within a distributed antenna system, the network interface including circuitry configured to: receive a downlink digital communication signal from an external device external to the distributed antenna system, wherein a reference clock is embedded in the downlink digital communication signal; generate a master reference clock for the distributed antenna system using the reference clock embedded in the downlink digital communication signal; convert the downlink digital communication signal into a downlink signal; communicate the downlink signal toward a remote antenna unit within the distributed antenna system; and wherein the distributed antenna system is configured to distribute the master reference clock to various components of the distributed antenna system to keep the various components of the distributed antenna system locked to a single clock, wherein the various components of the distributed antenna system include the remote antenna unit.Type: GrantFiled: November 30, 2020Date of Patent: May 10, 2022Assignee: CommScope Technologies LLCInventors: Philip M. Wala, Dean Zavadsky, Jody Forland, Jeffrey J. Cannon, John M. Hedin
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Patent number: 11322836Abstract: The present disclosure provides a shield wall for shielding multiple individual antenna modules of a massive MIMO antenna from each other. A shield wall according to at least one embodiment of the present disclosure is formed by a plurality of staple-shaped unit partitions arrayed longitudinally of the shield wall, wherein the unit partitions are designed to have optimal widths and heights according to the frequency band in use, and are arranged at a predetermined interval or less with reference to the frequency band in use, thereby providing an antenna structure which satisfies both the X-POL isolation and CO-POL isolation characteristics and can be easily fabricated in a compact, lightweight design.Type: GrantFiled: July 9, 2020Date of Patent: May 3, 2022Assignee: KMW INC.Inventors: Inho Kim, Oh-seog Choi, Hyoung-seok Yang, Jeong Uk Park, Jin Suk Seo
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Patent number: 11323234Abstract: Methods and apparatus for sounding reference signal (SRS) power control for a wireless transmitter/receiver unit (WTRU) are disclosed. These methods and apparatus include methods and apparatus for carrier-specific and carrier-common SRS power control in WTRUs that utilize carrier aggregation techniques. These methods and apparatus also include methods and apparatus for SRS power control in WTRUs utilizing both carrier aggregation and time division multiplexing (TDM) techniques. Additionally, these methods and apparatus include methods and apparatus for SRS power control for WTRUs utilizing multiple input multiple output MIMO operation. Methods and apparatus for SRS overhead reduction and power management in a WTRU are also disclosed.Type: GrantFiled: April 9, 2019Date of Patent: May 3, 2022Assignee: InterDigital Patent Holdings, Inc.Inventors: Sung-Hyuk Shin, Joseph S. Levy, Kyle Jung-Lin Pan, Philip J. Pietraski, Guodong Zhang
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Patent number: 11316636Abstract: A method for transmitting an SRS by a terminal may comprise the steps of: receiving, from a base station, one of an SRS resource indicator (SRI), a CSI-RS resource indicator (CRI), a synchronization signal block (SSB) identifier, and an uplink transmission configuration indicator (TCI); on the basis of whether the received indicator/identifier includes an indication that the corresponding indicator/identifier is commonly used for an SRS resource group or an indication that the corresponding indicator/identifier is used for a first SRS resource of the SRS resource group, determining whether to use the same transmission beam or use different transmission beams to transmit an SRS in the SRS resource group; on the basis of the determination, determining a transmission beam for the terminal, indicated by the received indicator/identifier; and transmitting the SRS in the first SRS resource on the basis of the transmission beam for the terminal, wherein the SRS resource group includes the first SRS resource and a seType: GrantFiled: October 11, 2018Date of Patent: April 26, 2022Assignee: LG ELECTRONICS INC.Inventors: Kukheon Choi, Jiwon Kang, Kyuseok Kim, Kilbom Lee
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Patent number: 11316269Abstract: A method of creating a timed array from a plurality of phased arrays is provided. The method comprises the steps of: phase steering each phased array to a desired pointing; applying processing to signals received from at least one of the phased arrays, wherein applying processing to the signals comprises applying, based on a reference, an adjustment to the signals from at least one of the phased arrays, such that the processed signals are substantially aligned in time with the reference; and combining the processed signals from each of the phased arrays; wherein the adjustment varies based at least in part on the desired pointing and the relative location of the phased arrays.Type: GrantFiled: March 7, 2019Date of Patent: April 26, 2022Assignee: HANWHA PHASOR LTD.Inventors: John-Paul Szczepanik, Philip Schryber
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Patent number: 11317415Abstract: A user equipment (UE) or network device such as a Vehicle-to-Everything (V2X) node, or V2X device operates to configure sidelink signals with another vehicle or node with resources that can be used for ranging and sidelink communications within a Long Term Evolution (LTE) network or a New Radio (NR) network. The UE/device generate or process a broadcast communication of the sidelink signal via an adaptive antenna array or a directional antenna array and forming a directional radiation pattern from a beam sweeping operation based on geo-location information determined based on a sidelink signal. Depending on the geo-location information coordinates or the position of other vehicles or nodes can be derived to select or configure resources for a sidelink communication, including a Sidelink Ranging Reference Signal (SR-RS) and associated sidelink communication data.Type: GrantFiled: August 17, 2018Date of Patent: April 26, 2022Assignee: Apple Inc.Inventors: Alexey Khoryaev, Alexander Sirotkin, Sergey Panteleev, Sergey D. Sosnin, Dmitry Belov, Pavel Dyakov, Mikhail S. Shilov, Andrey Chervyakov
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Patent number: 11310803Abstract: Techniques to adaptively support/enable a wireless network feature for certain wireless client devices without hampering the performance or connectivity of wireless client devices which do not support that wireless network feature. An access point or wireless network controller adaptively enables a wireless network feature without advertising support for the wireless network feature in a wireless network-standard compliant manner to allow one or more wireless clients that support the wireless network feature to use the wireless network feature when associated to the access point while enabling association of one or more wireless clients that do not support the wireless network feature.Type: GrantFiled: May 1, 2020Date of Patent: April 19, 2022Assignee: CISCO TECHNOLOGY, INC.Inventors: Jerome Henry, Sudhir Kumar Jain, Aries Kuttiyan
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Patent number: 11310564Abstract: Systems and processes are provided for a micro ATSC transmitter including a satellite signal decoder configured to decode a satellite broadcast signal to generate a received audio video program, a data decoder configured to decoding a data signal from an ATSC broadcaster, a video processor configured to generate an altered audio video program in response to the received audio video program and the data signal, an ATSC encoder configured to encode the altered audio video program to generate an ATSC broadcast signal, and an ATSC transmitter configured to transmit the ATSC broadcast signal.Type: GrantFiled: May 14, 2020Date of Patent: April 19, 2022Assignee: DISH Wireless L.L.CInventors: Marcel Guajardo, Jeffery Romaniuk
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Patent number: 11304066Abstract: Methods and systems are provided for dynamically adjusting broadcast beam patterns of a wavefront emitted by an antenna array based on the types of devices communicatively coupled to the base station associated with the antenna array. The broadcast beam patterns can be adjusted by modifying the broadcast mode or at least one phase, amplitude, or power of the at least one antenna associated with the base station. Adjusting the beam pattern, for example between multiple beams and a single unified beam, based on device types can improve the quality of service for the devices and reduce the processing burden of the base station.Type: GrantFiled: July 15, 2019Date of Patent: April 12, 2022Assignee: T-Mobile Innovations LLCInventors: Vanil Parihar, Nitesh Manchanda, Sharath Somashekar, Sreekar Marupaduga
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Patent number: 11303338Abstract: An apparatus and a method for generating a frame for communication using beamforming in a wireless communication system are provided. A method for transmitting a signal in a transmitting stage includes determining a beam change time of a region for transmitting information in a frame, and transmitting the information to a receiving stage over the region for transmitting the information by considering the beam change time. The frame includes a plurality of regions divided based on a type of the information transmitted to the receiving stage, and the plurality of the regions includes different beam change times.Type: GrantFiled: September 14, 2020Date of Patent: April 12, 2022Assignee: Samsung Electronics Co., Ltd.Inventor: Yung-Soo Kim
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Patent number: 11283170Abstract: Apparatus and methods for dynamic management of antenna arrays are provided herein. In certain configurations, a radio frequency (RF) system includes an antenna array including a plurality of antenna elements. The RF system further includes a plurality of signal conditioning circuits operatively associated with the antenna elements, and an antenna array management circuit that generates a plurality of enable signals that individually control activation of the signal conditioning circuits to dynamically manage the antenna array. The array of antenna elements can be dynamically managed to control a trade-off between power consumption, off-beam capture, and communication range/rate.Type: GrantFiled: August 5, 2020Date of Patent: March 22, 2022Assignee: Skyworks Solutions, Inc.Inventor: Stephen Joseph Kovacic
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Patent number: 11284445Abstract: Methods and apparatuses for initial access are described herein. A method may comprise receiving a signal in associated time and frequency resources. The signal may have an associated subcarrier spacing and an associated beam, and the signal may include synchronization signals and bits of a master information block. The method may further comprise determining control channel characteristics based on the signal. The characteristics may include a beam of at least one control channel and a location of the at least one control channel. The method may further comprise receiving a transmission over the at least one control channel based on the determined control channel characteristics.Type: GrantFiled: March 13, 2020Date of Patent: March 22, 2022Assignee: IDAC Holdings, Inc.Inventors: Yugeswar Deenoo, Ghyslain Pelletier, J. Patrick Tooher
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Patent number: 11276920Abstract: Provided is an antenna structure that can be attached with ease and is likely to blend into environments. An antenna structure 1 includes: plural antenna elements 10 configured individually and arranged discretely; and a base 60 which adheres to at least side surfaces of the antenna elements 10, in which the plural antenna elements 10 are embedded and fixed, and which forms a plate-like outer shape.Type: GrantFiled: February 21, 2018Date of Patent: March 15, 2022Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Tomoyuki Soga, Akira Maruyama, Hiroki Hagiwara, Akihiko Yazaki, Takaya Yamauchi, Shingo Moriyasu
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Patent number: 11271619Abstract: In the present invention, disclosed are a method and terminal for performing beam management in a wireless connection system. In particular, the terminal comprises a radio frequency (RF) unit and a processor, and the processor controls the RF unit to receive information including a beam management region from a base station, wherein the beam management region may comprise a reference signal (RS) and preamble region, a first transition time region for transmission beam steering, and a second transition time region for reception beam steering.Type: GrantFiled: September 7, 2018Date of Patent: March 8, 2022Assignee: LG Electronics Inc.Inventors: Kukheon Choi, Jiwon Kang, Hojae Lee
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Patent number: 11265857Abstract: Optimal determination of wireless network pathway configurations may be provided. A computing device may establish Multi-Access Point (AP) coordination between at least a first AP and a second AP. The first AP can determine an uplink operation is scheduled. When an uplink is scheduled, the first AP can switch its antenna to a narrow beamwidth. The first AP can then receive uplink transmissions from at least a client in the coverage area of the narrow beamwidth. After the uplink transmission, the first AP can then switch the antenna to a larger beamwidth for a next Multi-AP coordination operation.Type: GrantFiled: January 8, 2021Date of Patent: March 1, 2022Assignee: CISCO TECHNOLOGY, INC.Inventors: Ardalan Alizadeh, Sivadeep Reddy Kalavakuru, Gautam D. Bhanage, John Matthew Swartz, Matthew Aaron Silverman
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Patent number: 11258575Abstract: Methods, systems, and devices for wireless communications are described. A wireless device may utilize different beam configurations for different signal types, traffic demand, path loss, capabilities of the wireless device or other wireless devices in the system, and the like. The wireless device also may be capable of determining different duplexing modes, which may be utilized in addition to the different beam configurations. The duplexing mode may be based on received measurement reports (e.g., from one or more reference signals) or in some instances, the duplexing mode may be determined by another node (e.g., a core network node, a base station) and transmitted to the wireless device.Type: GrantFiled: November 8, 2018Date of Patent: February 22, 2022Assignee: QUALCOMM IncorporatedInventors: Navid Abedini, Sundar Subramanian, Junyi Li, Durga Prasad Malladi, Karl Georg Hampel, Muhammad Nazmul Islam
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Patent number: 11258483Abstract: Provided is a mechanism that enables appropriate resource setting with respect to a terminal device including a plurality of antenna panels. A communication device includes: a plurality of antenna panels (70) each including one or more antennas; and a control section (240) that reports, to a base station, report information regarding the number of beams that are transmittable or receivable in a same time resource on the basis of configurations of a plurality of the antenna panels.Type: GrantFiled: July 26, 2019Date of Patent: February 22, 2022Assignee: SONY CORPORATIONInventor: Hiroaki Takano