Patents Examined by Natali Pascual Peguero
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Patent number: 11968067Abstract: A method of signalling in a Wireless Local Area Network, WLAN, includes transmitting a signal having a physical layer data unit via a wireless channel of the WLAN using plural subcarriers spaced across plural symbols, the physical layer data unit having a data packet and a preamble, wherein the preamble has a synchronisation part having a channel estimation part. The channel estimation part has N training symbols, where N is an integer greater than 1, the N training symbols have synchronisation information for synchronising a second wireless device with the first wireless device, the synchronisation information having an offset value, and synchronisation information transmitted in second and subsequent training symbols is transmitted using offset subcarriers, the offset subcarriers being frequency offset with respect to reference subcarriers used to transmit synchronisation information in a first training symbol, the frequency offset being equal to the offset value.Type: GrantFiled: July 10, 2020Date of Patent: April 23, 2024Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Miguel Lopez, Leif Wilhelmsson
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Patent number: 11962453Abstract: The present disclosure provides a method and a device in a communication node used for wireless communications. A communication node receives first information and second information; and transmits a first radio signal, an SCS of a subcarrier occupied by the first radio signal is equal to a first SCS; a sum of a first timing adjustment and a second timing adjustment is used to determine a transmission timing for the first radio signal, and the first timing adjustment is used to determine a transmission timing for a radio signal transmitted earlier than the first radio signal; the second timing adjustment is equal to a sum of a first sub-adjustment and a second sub-adjustment, the first information is used to determine the first sub-adjustment, and the second information is used to determine the second sub-adjustment. The present disclosure improves scheduling flexibility.Type: GrantFiled: October 25, 2021Date of Patent: April 16, 2024Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITEDInventors: Zheng Liu, Xiaobo Zhang
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Patent number: 11956814Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may generate a multiplexed message including first information with a first priority and second information with a second priority, wherein the first priority is higher than the second priority. The UE may transmit the multiplexed message using a particular cyclic shift of a particular cyclic shift set of a plurality of cyclic shift sets, wherein the particular cyclic shift set is based at least in part on the first information and the particular cyclic shift is based at least in part on the second information. Numerous other aspects are described.Type: GrantFiled: December 3, 2021Date of Patent: April 9, 2024Assignee: QUALCOMM IncorporatedInventor: Yi Huang
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Patent number: 11956176Abstract: The disclosure relates to a 5th Generation (5G) or 6th Generation (6G) communication system for supporting a higher data transmission rate. A method of operating an Integrated Access and Backhaul (IAB) donor node in a wireless communication system is provided. The method includes transmitting Frequency Division Multiplexing (FDM)-related information or Spatial Division Multiplexing (SDM)-related information to an IAB node, receiving necessary information from the IAB node, and transmitting or receiving backhaul data with respect to the IAB node by applying the FDM or the SMD, based on the FDM-related information or the SMD-related information.Type: GrantFiled: May 10, 2022Date of Patent: April 9, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Seunghoon Choi, Youngbum Kim, Hyunseok Ryu, Sungjin Park
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Patent number: 11949610Abstract: One example according to the present specification relates to a technique for forming a midamble in a wireless LAN (WLAN) system. A reception STA may receive an NGV PPDU. The NGV PPDU may include a preamble, a data field, and a midamble. The midamble format may be determined as either a first format or a second format. A midamble symbol of the first format may include an LTF signal and a GI pertaining to the LTF signal.Type: GrantFiled: June 26, 2020Date of Patent: April 2, 2024Assignee: LG ELECTRONICS INC.Inventors: Dongguk Lim, Jinsoo Choi, Eunsung Park, Insun Jang
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Patent number: 11936570Abstract: A modular switch and a method that includes (a) first tier switching elements that comprise input output (IO) ports; and (b) second tier switching elements that are coupled to the first tier switching elements in a non-blocking manner. The first tier switching elements are configured to perform traffic management of traffic, and perform substantially all egress processing and ingress processing of the traffic; wherein the traffic management comprises load balancing, traffic shaping and flow-based reordering. The second tier switching elements are configured to (a) provide a shared memory space to the first tier switching elements, (b) perform substantially all of the queuing of traffic and (c) send, to the first tier switching elements, status information related to the status of shared memory resources. The first tier switching elements are configured to perform the traffic management based, at least in part, on the status information.Type: GrantFiled: September 22, 2019Date of Patent: March 19, 2024Assignee: XSIGHT LABS LTD.Inventors: Guy Koren, Gal Malach, Erez Shaizaf
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Patent number: 11937285Abstract: Methods and apparatus for interference discovery for simultaneous transmission and reception are provided. In an embodiment, a station (STA) receives a STR request message from an access point (AP). The STA transmits a first STR response message to the AP based on the received STR request message. The STA receives a second STR response message transmitted from a second STA to the AP. The STA determines a received power of the received second STR response message. The STA receives a first trigger message from the AP. The first trigger message indicates a STA role field. The STA transmits interference information to the AP. The interference information is based on the determined received power. The STA role field comprises an indication of at least one or more of a primary STA and a secondary STA. The STA aggregates the interference report with a data transmission to the AP in response to the first trigger message.Type: GrantFiled: November 1, 2022Date of Patent: March 19, 2024Assignee: Interdigital Patent Holdings, Inc.Inventors: Hanqing Lou, Alphan Sahin, Oghenekome Oteri, Li-Hsiang Sun, Xiaofei Wang, Rui Yang
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Patent number: 11930528Abstract: This disclosure describes systems, methods, and devices related to uplink (UL) null data packet (NDP) format for passive location. A device may cause to send a trigger frame that solicits poll response to one or more anchor stations involved in a passive ranging measurement. The device may identify one or more polling response frames received from the one or more anchor stations. The device may cause to send a trigger frame that solicits uplink null data packet (NDP) to the one or more anchor stations, wherein the uplink NDP comprises an indication of a high efficiency (HE) single user (SU) frame type. The device may identify one or more uplink NDPs received from the one or more anchor stations.Type: GrantFiled: February 16, 2022Date of Patent: March 12, 2024Assignee: Intel CorporationInventors: Feng Jiang, Dibakar Das, Xiaogang Chen, Chittabrata Ghosh, Qinghua Li, Jonathan Segev, Robert Stacey, Ganesh Venkatesan
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Patent number: 11917444Abstract: Aspects of the disclosure relate to wireless communication using channel state information (CSI) correlation information for determining the validity of a CSI report. A user equipment (UE) can determine the CSI correlation information based on reference signal resources scheduled for measuring CSI and interference on a channel between the UE and a network entity. In some aspects, the CSI correlation information can be determined based on channel correlation information and/or interference correlation information.Type: GrantFiled: November 17, 2021Date of Patent: February 27, 2024Assignee: QUALCOMM IncorporatedInventors: Yi Huang, Hwan Joon Kwon
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Patent number: 11909491Abstract: Example implementations include a method, apparatus and computer-readable medium of wireless communication. A user equipment (UE) may receive a configuration indicating whether a beam switching gap is expected at a first symbol position within a subframe of a physical channel for the UE, the first symbol position having a first cyclic prefix length that is longer than a second cyclic prefix length of a second symbol position within the subframe of the physical channel for the UE. The UE may determine whether a transmission includes a missing symbol for the beam switching gap based on the configuration and the symbol position of a symbol where a beam switch is scheduled.Type: GrantFiled: January 24, 2022Date of Patent: February 20, 2024Assignee: QUALCOMM IncorporatedInventors: Iyab Issam Sakhnini, Tao Luo, Xiaoxia Zhang, Jing Sun, Yan Zhou
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Patent number: 11910370Abstract: Methods, systems, and devices for wireless communications are described. The described techniques provide for a base station transmitting to a user equipment (UE) a partial bandwidth configuration for uplink transmissions, where the partial bandwidth configuration may indicate a channel interlace and a portion of a channel bandwidth, for example, for autonomous uplink (AUL) transmissions. The base station may also transmit to the UE an AUL configuration including a group identifier. The UE may determine a starting offset with respect to an AUL subframe for a partial bandwidth transmission based on the group identifier. In some cases, different UEs may be grouped into groups of UEs allocated non-overlapping resources, and UEs allocated overlapping resources may have different starting offsets to begin transmitting. According to the determined starting offset, the UE may perform the partial bandwidth transmission over the channel interlace and the portion of the channel bandwidth.Type: GrantFiled: April 15, 2022Date of Patent: February 20, 2024Assignee: QUALCOMM IncorporatedInventors: Qingjiang Tian, Xiaoxia Zhang, Jing Sun, Kapil Bhattad, Srinivas Yerramalli, Chih-Hao Liu
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Patent number: 11888682Abstract: A self-healing system for healing electronic devices in a network is provided. The system includes a memory configured to store pre-defined rules and a processor which is operatively connected to the memory configured to form a swarm the electronic devices connected in the network, store first data and second data which are related to the electronic devices on the formed swarm in a database of the swarm, compute third data of the electronic devices on the formed swarm based on the first data, compare the third data with the first data related to the electronic devices, identify a faulty of the electronic devices on the swarm based on the compared results, and correct the faulty of the electronic devices which are identified by applying the second data.Type: GrantFiled: December 10, 2021Date of Patent: January 30, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Gurdev Singh, Naresh Kumar Eddlakadi Yadu
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Patent number: 11876656Abstract: A base station may transmit at least one configuration of at least one set of one or more TD RS occasions associated with at least one type of reference signal measurement and an indication to dynamically activate or deactivate at least one pattern of the one or more TD RS occasions. A UE may receive one or more TD RS in at least one set of one or more TD RS occasions based on at least one configuration and the one or more of the at least one pattern of the one or more TD RS occasions.Type: GrantFiled: April 27, 2021Date of Patent: January 16, 2024Assignee: QUALCOMM IncorporatedInventors: Iyab Issam Sakhnini, Tao Luo, Jing Sun, Jun Ma, Juan Montojo, Xiaoxia Zhang, Junyi Li, Sony Akkarakaran
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Patent number: 11855822Abstract: Apparatus, methods, and computer-readable media for facilitating multiplexing of time-varying DMRS within a symbol are disclosed herein. An example method for wireless communication at a receiving device includes receiving a first symbol of a single carrier waveform, the first symbol including a first set of DMRS resources. The example method also includes receiving a second symbol of the single carrier waveform, the second symbol including a second set of DMRS resources, the second set of DMRS resources associated with at least one of a DMRS starting location and a DMRS duration that is different than the first set of DMRS resources.Type: GrantFiled: July 2, 2021Date of Patent: December 26, 2023Assignee: QUALCOMM IncorporatedInventors: Xiaoxia Zhang, Jun Ma, Morteza Soltani, Iyab Issam Sakhnini, Jing Sun, Tao Luo, Hemant Saggar
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Patent number: 11843504Abstract: Method and an apparatus are provided for indicating a fault status. The method includes: a first device determines N alignment marker AM groups, where the N AM groups include first indication information, the first indication information is used to indicate a fault status of R receiving logical lanes of the first device, and each of the N AM groups includes M pieces of alignment marker group lane AMGL information; and in an ith period of N periods, the first device respectively sends M pieces of AMGL information constituting an ith AM group to a second device over M transmitting logical lanes.Type: GrantFiled: December 3, 2021Date of Patent: December 12, 2023Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Desheng Sun, Li Ding
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Patent number: 11838165Abstract: A method used for controlling a wireless communication system includes receiving a packet, demodulating the packet to obtain a first channel characteristic index and a second channel characteristic index of the wireless communication system, selecting a length of a guard interval according to the first channel characteristic index, and selecting a length of a long training field according to the second channel characteristic index. When signal quality corresponding to the packet is higher, the length of the guard interval is shorter, and the length of the long training field is shorter.Type: GrantFiled: April 7, 2022Date of Patent: December 5, 2023Assignee: Realtek Semiconductor Corp.Inventors: Wei-Hsuan Chang, Chien-Hsun Liao
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Patent number: 11838174Abstract: Devices, systems, methods, and techniques for multicast failover handling in a computer communication network are disclosed. The methods herein described are particularly suited to software-defined networks (SDNs), and comply with requirements for assuring delivery of network traffic to each destination from a source engaged in multicast network traffic dissemination, assured delivery of each data packet as introduced into the network by the source device and avoidance of duplicate delivery of data. The methods herein are agile and respond rapidly to changes in a network while traffic is on the network.Type: GrantFiled: February 24, 2022Date of Patent: December 5, 2023Assignee: Schweitzer Engineering Laboratories, Inc.Inventors: Tristan Lloyd Mullis, Steven D. Herrmann, Robert Meine
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Patent number: 11838160Abstract: Orthogonal Frequency Division Multiplex and Non-Coherent Demodulation A method includes obtaining a reference signal waveform which is defined in accordance with a non-coherent modulation scheme. The method also includes shaping the reference signal waveform to obtain at least one signal waveform associated with one or more subcarriers of a plurality of subcarriers. The method also includes inputting the at least one signal waveform to at least one corresponding channel of a multi-channel orthogonal frequency division multiplex, OFDM, modulator. The method further includes transmitting an OFDM symbol output by the OFDM modulator. Said shaping approximates a baseband representation of a part of the OFDM symbol associated with the one or more subcarriers to the reference signal waveform. For example, the reference signal waveform can be a reference wake-up signal waveform.Type: GrantFiled: June 3, 2019Date of Patent: December 5, 2023Assignee: Sony Group CorporationInventors: Nafiseh Mazloum, Ove Edfors
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Patent number: 11832222Abstract: This disclosure provides systems, methods and apparatus, including computer storage media, for sidelink communications using partial symbols to reduce overhead of automatic gain control (AGC) and gaps. A transmitting user equipment (UE) maps a sidelink signal to a subset of resource elements in a frequency domain allocation defined via a comb for a first orthogonal frequency division multiplexing (OFDM) symbol. The transmitting UE performs an inverse discrete Fourier transform (IDFT) on the resource elements to generate a first time domain signal that includes a number of repetitions of a first waveform based on a structure of the comb. The transmitting UE transmits at least one repetition of the first waveform of the first time domain signal during at least a portion of the first OFDM symbol. A receiving UE performs AGC and a discrete Fourier transform on portions of the time domain signal.Type: GrantFiled: December 1, 2021Date of Patent: November 28, 2023Assignee: QUALCOMM IncorporatedInventors: Wei Yang, Seyedkianoush Hosseini, Ahmed Elshafie
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Patent number: 11831480Abstract: Aspects of this disclosure relate receiving a reference symbol from at least one antenna. The reference symbol includes a portion of a first transmitted reference symbol and a portion of a second transmitted reference symbol. The first transmitted reference symbol includes a symbol and a cyclically shifted portion of the symbol having a cyclic shift length. The second transmitted reference symbol includes a cyclically shifted version of the first transmitted reference symbol that is cyclically shifted relative to the first transmitted reference symbol by the cyclic shift length. The reference symbol is processed. In certain embodiments, processing the reference symbol can account for (i) a frame offset between uplink symbols and downlink symbols and (ii) another timing offset between downlink transmission and uplink reception.Type: GrantFiled: October 18, 2021Date of Patent: November 28, 2023Assignee: XCOM Labs, Inc.Inventors: Jing Jiang, Anthony Edet Ekpenyong, Mark Vernon Lane, Michael J Roe, Liang Mei, Hassan Ghozlan, Tamer Adel Kadous