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公开(公告)号：US11456789B2
公开(公告)日：2022-09-27
申请号：US16764883
申请日：2019-03-11
Applicant: Sony Corporation
Inventor： Yanzhao Hou , Xiaofeng Tao , Zhaoqi Peng , Xin Guo , Yuming Liu , Min Zhu , Wei Ren
Abstract: The present disclosure relates to an electronic device, a wireless communication method and a computer-readable medium. According to one embodiment, an electronic device for wireless communication comprises a processing circuit, wherein the processing circuit is configured to conduct control so as to send a reference signal for a direct link to the other user equipment or to receive same from the other user equipment; the processing circuit is also configured to conduct control so as to carry out beamforming-based direct link communication with the other user equipment; and at least one of a sending beam and a receiving beam for direct link communication is determined based on the measurement of the reference signal.
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公开(公告)号：US10820337B2
公开(公告)日：2020-10-27
申请号：US16337400
申请日：2017-11-02
Applicant: SONY CORPORATION
Inventor： Yanzhao Hou , Xiaofeng Tao , Yanyan Lu , Xin Guo , Shiyu Zhang , Zhaoqi Peng
Abstract: The present disclosure relates to a device in a wireless communication system, and a wireless communication method. An electronic device in the wireless communication system according to the present disclosure comprises one or more processing circuits. The processing circuits are configured to execute the following operations: monitoring resources corresponding to a first semi-persistent scheduling (SPS) configuration used by the electronic device and resources corresponding to other SPS configurations besides the first SPS configuration; and determining an SPS configuration reselection result of the electronic device according to the monitoring result. By using the device in the wireless communication system and the wireless communication method according to the present disclosure, SPS resources can be reasonably configured so as to reduce the possibility of interference, and a reselection of a SPS configuration can be performed quickly and efficiently when potential interference is found.
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公开(公告)号：US09490888B2
公开(公告)日：2016-11-08
申请号：US14656351
申请日：2015-03-12
Applicant: SONY CORPORATION
Inventor： Qimei Cui , Shiyuan Li , Xiaofeng Tao , Chao Wang , Xianjun Yang
CPC classification number: H04B7/0639 , H04B7/0452 , H04B7/0456 , H04B7/0478 , H04L1/0026 , H04W72/042 , H04W76/15
Abstract: A codebook based channel information feedback method, device and system are provided in the present invention. The codebook based channel information feedback method includes: measuring, by a terminal in a communication system, a parameter of a downlink channel between the terminal and a base station of the communication system; selecting a plurality of precoding matrixes from a precoding codebook by using the parameter of the downlink channel, wherein a plurality of the precoding matrixes can be used by both of single-user multi-input multi-output (MIMO) transport mode and multi-user MIMO transport mode, and the precoding codebook is an aggregation of precoding matrixes; and feeding back a first information for indicating a plurality of the precoding matrixes to the base station.
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公开(公告)号：US11456795B2
公开(公告)日：2022-09-27
申请号：US17054783
申请日：2019-05-10
Applicant: Sony Corporation
Inventor： Jin Xu , Wenjing Ren , Dongru Li , Hang Yang , Xiaofeng Tao , Jianfei Cao
Abstract: An electronic device and method for wireless communication, the method including detecting a beam quality of a currently serving beam; starting a prediction window when the detected beam quality is within a particular range, and evaluating the beam quality of the currently serving beam within the prediction window.
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公开(公告)号：US10462782B2
公开(公告)日：2019-10-29
申请号：US15547188
申请日：2015-11-06
Applicant: Sony Corporation
Inventor： Qimei Cui , Xiaofeng Tao , Xiang Zhou , Jiahui Liu , Ningyu Chen
IPC: H04W72/04 , H04W24/02 , H04L5/00 , H04W16/14 , H04W72/12 , H04W88/02 , H04W88/08 , H04W72/00 , H04W74/08
Abstract: The present disclosure relates to wireless communication equipment and a wireless communication method. According to the wireless communication equipment for a base station side in an embodiment, the wireless communication equipment comprises one or multiple processors, and the one or multiple processors are configured to: determine to-be-transmitted communication content of a user equipment for a base station on a target unauthorized frequency band and estimate a transmission progress; and generate indicating information about the transmission progress, and add the indicating information into a communication frame of the user equipment for transmitting the indicating information.
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Patent Agency Ranking
6.发明授权公开(公告)号：US11050537B2
公开(公告)日：2021-06-29
申请号：US16628681
申请日：2018-08-02
Applicant: Sony Corporation
Inventor： Jin Xu , Dongru Li , Hang Yang , Xiaofeng Tao , Jianfei Cao
Abstract: An apparatus and method in a wireless communication system and a computer readable storage medium. The apparatus comprises a processing circuit, which is configured to: configure a sounding reference signal (SRS) mapping structure for a user equipment on the basis of at least the number of antenna ports of the user equipment and the number of transmitting beams and/or receiving beams to be scanned; and notify the user equipment of the SRS mapping structure, wherein the SRS mapping structure at least comprises SRS resource settings for achieving uplink beam management and channel state information (CSI) acquisition at the same time, thereby reducing the system time delay and improving the uplink resource utilization rate.
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公开(公告)号：US10455427B2
公开(公告)日：2019-10-22
申请号：US15572565
申请日：2016-04-13
Applicant: SONY CORPORATION
Inventor： Qimei Cui , Jiahui Liu , Xiang Zhou , Xiaofeng Tao
IPC: H04W28/02 , H04W16/10 , H04W16/14 , H04W24/10 , H04W28/08 , H04W28/26 , H04W72/04 , H04W74/08 , H04W84/04
Abstract: A frequency allocation method and device for an unauthorized frequency band. The method includes: a controller acquires a business load status of plural macro base stations having similar coverage ranges and operated by different operators, and generates, based on the business load status, allocation information about an unauthorized frequency band, to mutually exclusively allocate the unauthorized frequency band to plural macro base stations; the macro base stations receive the allocation information about the unauthorized frequency band, to determine the unauthorized frequency band monopolized by the macro base stations from an unauthorized frequency band resource, and generate indicative information about the monopolized unauthorized frequency band; and a small base station receives the indicative information, detects state of the unauthorized frequency band monopolized by the macro base stations, and dynamically accesses, according to a detecting result, a specific unauthorized frequency baud in the unauthorized frequency band monopolized by the macro base stations.
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8.发明申请公开(公告)号：US20190222269A1
公开(公告)日：2019-07-18
申请号：US16362707
申请日：2019-03-25
Applicant: Sony Corporation
Inventor： Qimei Cui , Shiyuan Li , Xiaofeng Tao , Chao Wang
IPC: H04B7/0417 , H04B7/06 , H04L1/20 , H04B7/0452 , H04L1/00
CPC classification number: H04B7/0417 , H04B7/0452 , H04B7/0632 , H04B7/0634 , H04B7/0639 , H04B7/0689 , H04L1/0026 , H04L1/20
Abstract: A method and device for feeding back downlink channel feedback information, and a method and device for user pairing. The method for feeding back downlink channel feedback information includes: calculating the multi-user channel quality indication error of a user, which error is used to reflect the difference in channel quality indication between the situation of multi-user multiple input multiple output transmission and the situation of single user multiple input multiple output transmission; adding the multi-user channel quality indication error into the downlink channel feedback information which includes a pre-coding matrix indication and a channel quality indication, and feeding the same back to a base station for scheduling. Therefore, the bit error rate of demodulation in the MIMO system can be reduced and the system performance can be improved.
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9.发明申请CODEBOOK BASED CHANNEL INFORMATION FEEDBACK METHOD, DEVICE AND SYSTEM 审中-公开基于CODEBOOK的渠道信息反馈方法，设备和系统公开(公告)号：US20150200719A1
公开(公告)日：2015-07-16
申请号：US14656351
申请日：2015-03-12
Applicant: SONY CORPORATION
Inventor： Qimei CUI , Shiyuan Li , Xiaofeng Tao , Chao Wang , Xianjun Yang
CPC classification number: H04B7/0639 , H04B7/0452 , H04B7/0456 , H04B7/0478 , H04L1/0026 , H04W72/042 , H04W76/15
Abstract: A codebook based channel information feedback method, device and system are provided in the present invention. The codebook based channel information feedback method includes: measuring, by a terminal in a communication system, a parameter of a downlink channel between the terminal and a base station of the communication system; selecting a plurality of precoding matrixes from a precoding codebook by using the parameter of the downlink channel, wherein a plurality of the precoding matrixes can be used by both of single-user multi-input multi-output (MIMO) transport mode and multi-user MIMO transport mode, and the precoding codebook is an aggregation of precoding matrixes; and feeding back a first information for indicating a plurality of the precoding matrixes to the base station.
Abstract translation: 本发明提供了基于码本的信道信息反馈方法，装置和系统。 基于码本的信道信息反馈方法包括：通信系统中的终端测量终端与通信系统的基站之间的下行链路信道的参数; 通过使用下行链路信道的参数从预编码码本中选择多个预编码矩阵，其中多个预编码矩阵可以由单用户多输入多输出（MIMO）传输模式和多用户 MIMO传输模式，预编码码本是预编码矩阵的聚合; 并向基站反馈用于指示多个预编码矩阵的第一信息。
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10.发明授权公开(公告)号：US11856427B2
公开(公告)日：2023-12-26
申请号：US17261880
申请日：2019-09-23
Applicant: Sony Corporation , Yanzhao Hou
Inventor： Yanzhao Hou , Xiaofeng Tao , Min Zhu , Xin Guo , Zhaoqi Peng , Lei Gao
CPC classification number: H04W24/08 , H04W24/10 , H04W84/042
Abstract: The present disclosure provides a wireless communication electronic device and method, and a computer-readable storage medium. Said electronic device comprises: a processing circuit, configured to: determine whether there is a need to currently execute measurement of a first channel busy ratio (CBR) on a first resource pool of a sidelink in the long term evolution (LTE) and measurement of a second CBR on a second resource pool of a sidelink in the new radio (NR) radio access technology; and having determined that the first CBR measurement and the second CBR measurement need to be executed currently, executing the first CBR measurement and/or the second CBR measurement at least on the basis of CBR coexistence measurement configuration.
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