Patents Examined by Justin T Van Roie
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Patent number: 11496186Abstract: The present disclosure provides a method and a device in a User Equipment (UE) and a base station for multi-antenna transmission. A first node operates first downlink information. The first field of the first downlink information is used for determining a first radio resource, and the second field of the first downlink information is used for determining a second radio resource. The first radio resource is reserved for a first-type reference signal, and the second radio resource is reserved for a second-type reference signal. A target receiver of the first-type reference signal comprises the first node, a transmitter of the second-type reference signal is the first node. A measurement on the first-type reference signal is used for generating the second-type reference signal. The first node is a UE and the operating action is receiving; or the first node is a base station and the operating action is transmitting.Type: GrantFiled: October 17, 2019Date of Patent: November 8, 2022Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.Inventor: XiaoBo Zhang
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Patent number: 11490455Abstract: Disclosed is a scheme of transmitting various types of radio signals for which interference between adjacent cells is considered in a radio communication system (for example, dynamic TDD) in which uplink communication and downlink communication can be dynamically switched. A feature of the present invention relates to user equipment including a transceiver that performs transmission and reception of a radio signal with a base station in accordance with a communication scheme in which uplink communication and downlink communication are dynamically switched and a signal processor that processes the radio signal, wherein the transceiver transmits a connection request signal generated by the signal processor in fixed uplink radio resources of the communication scheme.Type: GrantFiled: October 31, 2017Date of Patent: November 1, 2022Assignee: NTT DOCOMO, INC.Inventors: Yousuke Sano, Kazuki Takeda, Kazuaki Takeda, Daiki Takeda, Daisuke Murayama, Satoshi Nagata
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Patent number: 11469847Abstract: New sequences have been proposed and/or adopted for short Physical Uplink Control Channel communications between base stations and UEs. In an exemplary embodiment, a UE communicates with a base station based on sequence groups that include the new sequences, where the new sequences are allocated to different sequence groups based, at least in part, on correlations with other existing sequences included in individual sequence groups.Type: GrantFiled: May 11, 2020Date of Patent: October 11, 2022Assignee: ZTE CorporationInventors: Chunli Liang, Shuqiang Xia, Zhisong Zuo, Chuangxin Jiang
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Patent number: 11451971Abstract: This application provides a networking method, a networking apparatus, a network access method, and user equipment. The networking method includes: determining a network association relationship between each remote radio unit (RRU) and each user equipment (UE) for all RRUs and all UEs managed by a baseband processing unit (BBU) resource pool, where the network association relationship includes whether the RRU is capable of providing a service for the UE, or a relationship between the UE and the RRU represented by a reference signal received power that corresponds to each RRU and that is reported by the UE; and configuring all the RRUs to M subnets based on the network association relationship between each RRU and each UE, where M?1, and M is not greater than a quantity of all the RRUs.Type: GrantFiled: March 30, 2020Date of Patent: September 20, 2022Assignee: Huawei Technologies Co., Ltd.Inventors: Bo Bai, Lin Dai
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Patent number: 11445527Abstract: This user terminal is equipped with a receiving unit which receives, from a base station device, a downlink signal which includes a demodulation reference signal for a plurality of ports multiplexed in the time direction; a control unit which separates, from the downlink signal, the demodulation reference signal for the port assigned to the host device; and a channel estimation unit which calculates a channel estimation value using the separated demodulation reference signal. The control unit specifies the multiplexing method for the plurality of ports selected on the basis of at least one of carrier frequency, propagation environment, user terminal performance and base station performance, and separates the demodulation reference signal according to the specified multiplexing method.Type: GrantFiled: June 15, 2017Date of Patent: September 13, 2022Assignee: NTT DOCOMO, INC.Inventors: Keisuke Saito, Kazuaki Takeda, Satoshi Nagata
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Patent number: 11425775Abstract: Apparatuses, methods, and systems are disclosed for sidelink failure detection and recovery. One method includes receiving information indicating a sidelink failure detection resource set corresponding to at least one configured sidelink bandwidth part. The method includes determining a radio link quality of the at least one configured sidelink bandwidth part based on the sidelink failure detection resource set. The method includes detecting a sidelink failure based on the radio link quality. The method includes initiating a sidelink failure recovery procedure based on the sidelink failure.Type: GrantFiled: February 3, 2020Date of Patent: August 23, 2022Assignee: Lenovo (Singapore) PTE. LTD.Inventors: Karthikeyan Ganesan, Prateek Basu Mallick, Joachim Loehr, Alexander Johann Maria Golitschek Edler von Elbwart, Ravi Kuchibhotla, Vijay Nangia
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Patent number: 11425035Abstract: A communication device (100) includes a plurality of communication units (103-1, 103-2) that transmit data in different transmission schemes from one another, a route selector (101) that searches for a most appropriate communication route and gives an instruction to transmit data from the communication unit corresponding to the most appropriate communication route, and a converter/sorter (102) that converts data into a format compatible with a transmission scheme of the most appropriate communication route and outputs the converted data to the communication unit indicated by the route selector (101), wherein the communication unit corresponding to the most appropriate communication route transmits the converted data. It is thereby possible to perform communications using the most appropriate communication route among a plurality of transmission schemes even in the case where an application is not compatible with the data format or protocol of the most appropriate communication route.Type: GrantFiled: January 6, 2020Date of Patent: August 23, 2022Assignee: NEC CORPORATIONInventor: Masakazu Shimizu
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Patent number: 11419148Abstract: Provided in the embodiments of the present application are a signal transmission method and device, the method comprising: a first device determines a target channel access mechanism from at least two channel access mechanisms, the at least two channel access mechanisms being candidate channel access mechanisms for the first device to transmit first signals on an unlicensed carrier; on the basis of the target channel access mechanism, the first device performs channel sensing of the unlicensed carrier in order to determine whether time frequency resources used by the first device for sending the first signals are available, the first signals comprising at least two reference signals, the at least two reference signals comprising a first reference signal and a second reference signal, and the first reference signal being positioned before the second reference signal on the time domain.Type: GrantFiled: July 8, 2020Date of Patent: August 16, 2022Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.Inventor: Hai Tang
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Patent number: 11405163Abstract: This application provides a channel quality information reporting method, a terminal device, and a network device. The reporting method includes: receiving, by a terminal device, a first reference signal and a second reference signal that are sent by a network device; receiving, by the terminal device, first indication information sent by the network device, where the first indication information includes a quasi co-location (QCL) assumption relationship between the second reference signal and the first reference signal; and reporting, by the terminal device, second channel quality information to the network device based on the QCL assumption relationship, where the second channel quality information is channel quality information for the second reference signal. According to this application, resource overheads for reporting channel quality information can be reduced.Type: GrantFiled: March 27, 2020Date of Patent: August 2, 2022Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Di Zhang, Jianqin Liu, Hongzhe Shi
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Patent number: 11388605Abstract: To improve overall throughput and reliability of communications for a user equipment (UE) on a shared radio spectrum, the UE may share an acquired transmission opportunity (TxOP) with multiple transmission receive points (TRPs) or peer UEs. In an aspect of the disclosure, a method, and an apparatus are provided. The apparatus is configured to trigger at least one TRP or at least one peer UE to share an acquired TxOP, and receive downlink/uplink transmissions from the at least one TRP or peer UE during the TxOP based in part on a listen before talk (LBT) indication and a TxOP sharing mode. The apparatus is also configured to obtain the TxOP via an LBT procedure and to adjust a contention window (CW) of the LBT procedure based on a success-failure ratio the downlink/uplink transmissions from the at least one TRP or peer UE.Type: GrantFiled: May 11, 2020Date of Patent: July 12, 2022Assignee: QUALCOMM IncorporatedInventors: Srinivas Yerramalli, Xiaoxia Zhang, Taesang Yoo
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Patent number: 11381436Abstract: Embodiments of the present disclosure disclose a reference signal pattern transmission method and an apparatus therefor. The method includes: determining, a quantity N of symbols occupied by a CSI-RS resource, and N={1, 2, 4}; obtaining, a pattern of the CSI-RS resource; and sending, configuration information to a terminal device, N=1, the pattern of the CSI-RS resource occupies one RE in time domain, and occupies at least four consecutive REs in frequency domain; or N=2, the pattern of the CSI-RS resource occupies two consecutive REs in time domain, and occupies at least two consecutive REs in frequency domain; or N=4, the pattern of the CSI-RS resource occupies four consecutive REs in time domain, and occupies at least two consecutive REs in frequency domain. According to the embodiments of the present disclosure, a design of a pattern of a channel state information-reference signal resource in a 5G system can be implemented.Type: GrantFiled: November 5, 2019Date of Patent: July 5, 2022Assignee: Huawei Technologies Co., Ltd.Inventors: Lu Wu, Yong Liu
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Patent number: 11375427Abstract: The purpose of the present invention is to provide a method for increasing data transmission efficiency when performing packet duplication. A method for a terminal in a wireless communication system according to the present invention comprises the steps of: performing protocol data convergence protocol (PDCP) duplication in which an identical PDCP protocol data unit (PDU) is transmitted to a base station through each of a first logical channel and a second logical channel; when a request for retransmission of the PDCP PDU which has been transmitted through the second logical channel is received from the base station, retransmitting the PDCP PDU to the base station; and when the PDCP PDU has been retransmitted a predetermined number of times or more, receiving, from the base station, information indicating deactivation of the PDCP duplication.Type: GrantFiled: June 12, 2018Date of Patent: June 28, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Sangkyu Baek, Anil Agiwal, Hyunjeong Kang
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Patent number: 11368973Abstract: A terminal apparatus includes: a receiver configured to receive a PDCCH including a DCI format used for scheduling of a PDSCH, and the PDSCH; and a transmitter configured to transmit a HARQ-ACK on a PUCCH, wherein an index of a downlink reference signal quasi co-located (QCLed) with an antenna port of a downlink reference signal associated with the PDSCH is given based on a control resource set in which the PDCCH is detected.Type: GrantFiled: September 4, 2018Date of Patent: June 21, 2022Assignees: SHARP KABUSHIKI KAISHA, FG INNOVATION COMPANY LIMITEDInventors: Tomoki Yoshimura, Shoichi Suzuki, Wataru Ouchi, Liqing Liu, Taewoo Lee
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Patent number: 11330611Abstract: An uplink transmission method and an uplink transmission device are provided. The uplink transmission method includes: receiving a first downlink control channel which carries scheduling information of a first uplink shared channel and determining, based on the scheduling information carried on the first downlink control channel, a first frequency domain resource for transmitting the first uplink shared channel; generating a pilot of the first uplink shared channel based on the first frequency domain resource and a basic frequency domain unit; and transmitting the first uplink shared channel and the pilot on the first frequency domain resource.Type: GrantFiled: March 20, 2017Date of Patent: May 10, 2022Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Xuejuan Gao, Fangchen Cheng
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Patent number: 11310645Abstract: The present invention provides a communication terminal that performs wireless communication with an image processing apparatus which broadcasts different types of advertising packets. The communication terminal receives the different types of advertising packets periodically broadcasted from the image processing apparatus; identifies a type of the advertising packet currently received from the image processing apparatus by analyzing a PDU (Protocol Data Unit) in the currently received advertising packet; and transmits a connection request to the image processing apparatus that has transmitted the currently received advertising packet, after the type of the currently received advertising packet is identified to be a specific type.Type: GrantFiled: February 5, 2019Date of Patent: April 19, 2022Assignee: Canon Kabushiki KaishaInventor: Kazuhide Hasegawa
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Patent number: 11310818Abstract: An apparatus includes: a transmitter configured to transmit a transport block and HARQ-ACK on PUSCH; and a physical layer processing unit configured to calculate a number of coded bits for the HARQ-ACK, at least based on a number of SC-FDMA symbols NPUSCH-initialsymb for PUSCH initial transmission for the transport block, and modulation order for the transport block, wherein the number of the SC-FDMA symbols NPUSCH-initialsymb is given at least based on NLBT and a number of SC-FDMA symbols NULsymb included in an uplink slot, and a value of NLBT is 1 in a case that a time continuous signal of a first SC-FDMA symbol included in the PUSCH is generated based on a content of a resource element corresponding to a second SC-FDMA symbol following the first SC-FDMA symbol.Type: GrantFiled: August 9, 2017Date of Patent: April 19, 2022Assignees: SHARP KABUSHIKI KAISHA, FG INNOVATION COMPANY LIMITEDInventors: Tomoki Yoshimura, Wataru Ouchi, Shoichi Suzuki, Liqing Liu, Kimihiko Imamura
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Patent number: 11310694Abstract: Provided are a method and device for receiving downlink data. The method includes: when a terminal is in a target status and receives downlink data sent by a base station, detecting whether the downlink data is successfully received or not and obtaining the detection result; generating target signaling for indicating the detection result; and sending the target signaling to the base station so that the base station resends the downlink data to the terminal when it is determined, according to the target signaling, that the terminal does not successfully receive the downlink data.Type: GrantFiled: June 26, 2019Date of Patent: April 19, 2022Assignee: Beijing Xiaomi Mobile Software Co., Ltd.Inventor: Wei Hong
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Patent number: 11297639Abstract: According to certain embodiments, a method is disclosed for use in a wireless device being affected by pre-emption. The method comprises receiving information from a network node and performing one or more operations based on the received information. The information indicates a portion of a buffer that is affected by pre-emption. Examples of operations that can be performed based on the received information include flushing the portion of the buffer affected by pre-emption or separately handling the portion of the buffer affected by pre-emption.Type: GrantFiled: January 24, 2018Date of Patent: April 5, 2022Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Alexey Shapin, Robert Baldemair, Daniel Larsson, Stefan Parkvall, Gustav Wikström
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Patent number: 11284229Abstract: A sensor control circuit periodically transmits packets in synchronism with a one-by-one monotonous change in count values from a real-time clock circuit. The count values repeat the change within a predetermined numerical value range. The sensor control circuit transmits the count values by adding them to the packets. A collection control circuit acquires values of a reference clock synchronized with a reference time of an upper network from a reference clock generation circuit in accordance with reception of the packets, stores the values in a storage circuit as time stamps representing arrival times of the packets, performs statistical processing of the time stamps and the count values concerning the packets received, and corrects the time stamps based on an packet transmission interval and a reference arrival time representing the arrival time of a head packet, which are obtained from the statistical processing.Type: GrantFiled: February 15, 2018Date of Patent: March 22, 2022Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Kenichi Matsunaga, Shoichi Oshima, Ahmed Musa
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Patent number: 11271707Abstract: Certain aspects of the present disclosure provide methods and apparatus for accommodating immediate response to frames transmitted under time division multiplexed (TDM) access. Certain aspects of the present disclosure also provide methods and apparatus for indicating a frame is transmitted under time division multiplexed (TDM) access.Type: GrantFiled: January 22, 2019Date of Patent: March 8, 2022Assignee: QUALCOMM INCORPORATEDInventors: Solomon Trainin, Amichai Sanderovich, Assaf Yaakov Kasher, Alecsander Petru Eitan