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1.发明公开公开(公告)号：US20240056840A1
公开(公告)日：2024-02-15
申请号：US17766530
申请日：2020-11-03
Applicant: SONY CORPORATION
Inventor： Jin XU , Wenjing REN , Ying ZHOU , Jianfei CAO
CPC classification number: H04W24/04 , H04W74/0808 , H04W16/14
Abstract: The present disclosure provides an electronic device and a method for wireless communication, and a computer readable storage medium. The electronic device comprises: a processing circuit configured to determine that a beam failure event occurs on a downlink of an unlicensed band, and to execute, on the unlicensed band and in a beam failure recovery process for the beam failure event, delay reduced clear channel assessment-based uplink transmission.
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2.发明申请公开(公告)号：US20200169441A1
公开(公告)日：2020-05-28
申请号：US16638152
申请日：2018-11-16
Applicant: Sony Corporation
Inventor： Jin XU , Chaonan HE , Hang YANG , Jianfei CAO
Abstract: Provided are an electronic device and method for wireless communication, the electronic device comprises a processing circuit, which is configured for: generating a first indication indicating the number of orthogonal frequency division multiplexing symbols occupied by a front load-on demodulation reference signal; generating a second indication indicating a configuration of an additional demodulation reference signal; and determining a mode of demodulating the reference signal on the basis of the first indication and the second indication, and generating a mode index corresponding to the mode to provide to user equipment.
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3.发明申请公开(公告)号：US20150312867A1
公开(公告)日：2015-10-29
申请号：US14668148
申请日：2015-03-25
Applicant: Sony Corporation
Inventor： Qimei CUI , Jin XU , Ningyu CHEN , Jiahui LlU , Yu SUN , Rui GAO
CPC classification number: H04W52/0206 , Y02D70/122 , Y02D70/1242 , Y02D70/1262 , Y02D70/164
Abstract: The present application discloses an apparatus and a method for controlling a change of operation state of a cell and a base station including the apparatus. The apparatus includes: a state change determining unit, configured to determine the change of operation state to be performed by the cell to be controlled, the change of operation state comprising change from active state to sleep state; and a sleep mode determining unit, configured to determine a sleep mode for the cell to be controlled so that the cell to be controlled has a different sleep mode from its adjacent cells, when the state change determining unit determines to perform the change of operation state of the cell to be controlled.
Abstract translation: 本申请公开了一种用于控制包括该装置的小区和基站的操作状态改变的装置和方法。 该装置包括：状态改变确定单元，被配置为确定要被控制的小区要执行的操作状态的改变，包括从活动状态变为休眠状态的操作状态的改变; 睡眠模式确定单元，被配置为当所述状态改变确定单元确定执行所述操作状态的改变时，确定要被控制的所述单元的睡眠模式，使得所述被控制的小区具有与其相邻小区不同的睡眠模式 的细胞被控制。
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4.发明申请公开(公告)号：US20210218457A1
公开(公告)日：2021-07-15
申请号：US17054783
申请日：2019-05-10
Applicant: Jin XU , Sony Corporation
Inventor： Jin XU , Wenjing REN , Dongru LI , Hang YANG , Xiaofeng TAO , Jianfei CAO
Abstract: An electronic device for wireless communication, a method, and a computer readable storage medium. The electronic device comprises: a processing circuit configured to: perform beam failure detection on a current service beam using a first beam quality index, and select a candidate beam from the other beams using the first beam quality index and a second quality index different from the first quality index, the candidate beam being used for beam recovery after beam failure.
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公开(公告)号：US20210135809A1
公开(公告)日：2021-05-06
申请号：US16491575
申请日：2018-06-06
Applicant: Sony Corporation
Inventor： Jin XU , Dongru LI , Hang YANG , Chaonan HE , Xiaofeng TAO , Jianfei CAO
Abstract: An apparatus and a method in a wireless communication system are disclosed. The apparatus comprises a processing circuit, the processing circuit being configured to: determine an idle resource element in a P2 process and/or a P3 process based on a channel state information-reference signal (CSI-RS) mapping structure, wherein only a transmission beam is scanned in the P2 process, only a reception beam is scanned in the P3 process, and the idle resource element refers to a resource element which is not occupied by a CSI-RS in an OFDM symbol occupied by the CSI-RS; and when the P2 process and/or the P3 process is carried out, control a base station so that same uses the idle resource element to send data and/or control information to a user equipment.
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Patent Agency Ranking
6.发明申请公开(公告)号：US20190245595A1
公开(公告)日：2019-08-08
申请号：US16314661
申请日：2017-07-21
Applicant: Sony Corporation
Inventor： Jin XU , Cheng GAO , Siqi LIU , Chaonan HE , Jianfei CAO
IPC: H04B7/0456 , H04W24/08
CPC classification number: H04B7/0456 , H04B7/04 , H04B7/0478 , H04B7/063 , H04B7/0639 , H04B7/0647 , H04B7/065 , H04B7/0695 , H04W24/08
Abstract: An electronic device at a base station end includes a processing circuit, the processing circuit being configured to: configure, in response to request signalling from a user equipment, an aperiodic beam-forming reference signal relevant to a first beam group for the user equipment, wherein the first beam group is determined by a base station according to channel state information periodically fed back by the user equipment; generate downlink control information, so as to indicate that the user equipment feeds back beam selection information according to the aperiodic beam-forming reference signal; determine, according to the beam selection information, one or a plurality of candidate beams and one or a plurality of corresponding second pre-coding codebooks; and determine an effective pre-coding codebook based on the one or multiple second pre-coding codebooks.
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7.发明申请公开(公告)号：US20200220676A1
公开(公告)日：2020-07-09
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：US20200220605A1
公开(公告)日：2020-07-09
申请号：US16646153
申请日：2019-01-04
Applicant: Sony Corporation
Inventor： Jin XU , Dongru LI , Wenjing REN , Hang YANG , Xiaofeng TAO , Jianfei CAO
Abstract: An electronic device includes a processing circuit configured to: receive information about a number N of candidate transmit beams from a user device, wherein N is an integer greater than 1; select from the N candidate transmit beams a transmit beam for sending downlink information to the user device; and determine, on the basis of the selected transmit beam, a transmission configuration indication (TCI) state, and send the TCI state to the user device. The electronic device, the wireless communication method and the computer readable storage medium enable a network-side device to notify the user device of the information about transmit beams. In this way, the user device can determine, according to the transmit beam of the network-side device, a proper receiving beam so as to improve the gain of the system.
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公开(公告)号：US20200220599A1
公开(公告)日：2020-07-09
申请号：US16819171
申请日：2020-03-16
Applicant: Sony Corporation
Inventor： Jin XU , Siqi LIU , Cheng GAO , Bingcheng JIN , Jinhui CHEN
Abstract: A wireless communication device and a wireless communication method. A wireless communication device for use in a base station side includes one or more processors. The processor is configured to obtain a distribution state of a user equipment, and determine to use a channel state information-reference signal (CSI-RS) mechanism based on the distribution state of the user equipment. In addition, the processor is further configured to generate indication information, the indication information being used for indicating to the user equipment the CSI-RS to be used. Besides, the processor is further configured to control to send the CSI-RS to the user equipment according to the CSI-RS mechanism.
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公开(公告)号：US20200186264A1
公开(公告)日：2020-06-11
申请号：US16330766
申请日：2018-03-26
Applicant: Sony Corporation
Inventor： Jin XU , Hang YANG , Chaonan HE , Dongru LI , Jianfei CAO
IPC: H04B17/345 , H04W72/04
Abstract: Provided are an electronic device and a method in a radio communication system. The electronic device comprises a processing circuit. The processing circuit is configured to determine, based on information indicating inter-cell interference and information indicating intra-cell interference fed back by multiple user equipment, a transmission resource configuration regarding the multiple user equipment. According to at least one embodiment of the present disclosure, it can effectively solve the problem that system overheads for determining multi-user pairing significantly increase due to the presence of a large number of user equipment to be paired when multi-user multiple-input and multiple-output (MU-MIMO) transmission is performed, while system fairness and throughputs are also achieved.
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