公开(公告)号：US10721023B2

公开(公告)日：2020-07-21

申请号：US16474566

申请日：2017-12-26

Applicant: Sony Corporation

Inventor： Zaichen Zhang ,  Rong Zeng ,  Penshun Lu ,  Chen Sun

IPC: H04L5/12 ,  H04L1/06 ,  H04B7/0456 ,  H04B7/08

Abstract: The disclosure relates to an electronic device, radio communication apparatus, and radio communication method. In one embodiment, an electronic device utilized at base station side comprises a processing circuit configured to: acquire information of an arrival time difference of diversity signals transmitted from two or more base stations to a mobile terminal; determine, on the basis of the information, a precoding matrix utilized in diversity signal transmission to reduce an impact of the arrival time difference on a diversity gain; and utilize the determined precoding matrix to perform precoding on a signal to be transmitted.

公开(公告)号：US10674377B2

公开(公告)日：2020-06-02

申请号：US15188413

申请日：2016-06-21

Applicant: Sony Corporation

Inventor： Jinhui Chen ,  Chen Sun ,  Xin Guo ,  Yuxin Wei

IPC: H04W24/02 ,  H04W92/20 ,  H04W88/08

Abstract: The present disclosure provides an assisting communication device and method, a wireless access node and a method for a wireless access node. The assisting communication device includes: an adjacent access nodes information acquiring unit, configured to detect, based on configuration information from a wireless access node assisted by the assisting communication device, at least one adjacent access node, to acquire working parameters of the adjacent access nodes, the configuration information including an indication about at least one of a detecting type, a detecting object and a detecting result report; and a notification unit, configured to report the acquired working parameters of the adjacent access nodes to the wireless access node assisted by the assisting communication device, to be served as a configuration reference of the wireless access node so as to avoid conflict with the adjacent access nodes.

公开(公告)号：US10582429B2

公开(公告)日：2020-03-03

申请号：US15770405

申请日：2016-10-31

Applicant: SONY CORPORATION

Inventor： Yanzhao Hou ,  Qimei Cui ,  Shiyu Zhang ,  Shiwei Cao ,  Hui Liang ,  Qinyan Jiang ,  Xin Guo ,  Chen Sun

IPC: H04W36/00 ,  H04W24/10 ,  H04W36/30 ,  H04W36/32

Abstract: A wireless communication device and a wireless communication method. A wireless communication device for use in a user equipment side includes one or more processors. The processor is configured to: obtain information about movement of the wireless communication device relative to a serving base station thereof; adjust a triggering condition for sending a measurement report for use in cell handover based on the information; and control sending of the measurement report according to the adjusted triggering condition.

公开(公告)号：US10524302B2

公开(公告)日：2019-12-31

申请号：US15469838

申请日：2017-03-27

Applicant: Sony Corporation

Inventor： Youping Zhao ,  Yiteng Wang ,  Xin Guo ,  Chen Sun

IPC: H04W4/02 ,  H04W28/02 ,  H04W36/00 ,  H04W72/04 ,  H04L5/00 ,  H04W64/00 ,  H04W76/19 ,  H04W4/029 ,  H04W36/32

Abstract: A wireless communication method and a wireless communication device are provided. Specifically, a spectrum management device is provided, which comprises one or more processors configured to estimate a future moving trajectory of a communication device based on a location of the communication device and an environment where the communication device is located, where the communication device is an unpredictable mobile device; determine a trajectory radiation area to be interfered by the communication device as it moves along the future moving trajectory; and instruct the communication device or an interfered device in the trajectory radiation area which is subjected to co-frequency interference with the communication device to perform an operation for reducing interference.

公开(公告)号：US10462824B2

公开(公告)日：2019-10-29

申请号：US15736206

申请日：2016-07-27

Applicant: Sony Corporation

Inventor： Yanzhao Hou ,  Yuxin Wei ,  Qimei Cui ,  Qinyan Jiang ,  Shiyu Zhang ,  Hui Liang ,  Shiwei Cao ,  Xin Guo ,  Chen Sun ,  Jinhui Chen

IPC: H04W74/08 ,  H04W72/14

Abstract: A base station side and user equipment side device and method in a wireless communication system, and a wireless communication system. The base station side device includes a processor configured to: respond to a random access request of the user equipment and determine that an access process initiated by the user equipment is a contention-based or a non-contention-based access process; and with respect to the contention-based access process, to prepare auxiliary access information for potential user equipment that has failed to access so that the user equipment that has failed to access and the base station can complete the access process based on interaction of auxiliary access information.

公开(公告)号：US10462607B2

公开(公告)日：2019-10-29

申请号：US15707335

申请日：2017-09-18

Applicant: SONY CORPORATION

Inventor： Jinhui Chen ,  Yuxin Wei ,  Chen Sun

IPC: H04W4/02 ,  G01S5/12 ,  H04W64/00

Abstract: The present disclosure provides a communication device for wireless communication systems and a communication method for the communication device. The communication device includes: one or more processors, configured to determine information of a reference geographical location used for the communication device, and generate, based on the information of the reference geographical location and a current absolute geographical location of the communication device, information of a relative geographical location of the communication device with respect to the reference geographical location; and a communication unit, configured to transmit the information of the relative geographical location to a predetermined communication object.

公开(公告)号：US10455428B2

公开(公告)日：2019-10-22

申请号：US14787694

申请日：2014-05-30

Applicant: SONY CORPORATION

Inventor： Xin Guo ,  Chen Sun

IPC: H04W16/14 ,  H04W28/16

Abstract: A system and method for managing utilization of un-licensed frequency spectrum resources for secondary systems, a system and a method for the system, and a non-transitory computer-readable medium including computer-readable instructions. The system for managing utilization of un-licensed frequency spectrum resources for secondary systems includes: circuitry, configured to assign a first un-licensed frequency spectrum resource in an availability time period to a first secondary system and reassign at least part of the first un-licensed frequency spectrum resource during the availability time period based on current resource utilization, wherein the circuitry is configured to assign and reassign the first un-licensed frequency spectrum resource under protection of a primary system which is licensed with the un-licensed frequency spectrum resources.

公开(公告)号：US10405320B2

公开(公告)日：2019-09-03

申请号：US15400474

申请日：2017-01-06

Applicant: Sony Corporation

Inventor： Youping Zhao ,  Yiqi Hu ,  Chen Sun ,  Xin Guo

IPC: H04W72/00 ,  H04W72/08 ,  H04W76/10 ,  H04W16/14 ,  H04W4/02 ,  H04W48/20 ,  H04W64/00

Abstract: The present disclosure provides a radio resource management system and method. The radio resource management system includes a control device for determining, based on geographical location information of at least one secondary system and at least one primary system managed by the radio resource management system, a radio resource available to the at least one secondary system among licensed radio resources of the at least one primary system when the primary system is not interfered with, the control device including a selection unit for selecting at least one object liable to be interfered with by the secondary system managed by another radio resource management system from the at least one primary system, from the at least one secondary system, or from the at least one primary system and the at least one secondary system based on the geographical location information; and a communication device for transmitting the geographical location information of the at least one object selected by the selection unit to the another radio resource management system. The present disclosure can reduce an information interaction between radio resource management systems.

公开(公告)号：US10285071B2

公开(公告)日：2019-05-07

申请号：US15893253

申请日：2018-02-09

Applicant: SONY CORPORATION

Inventor： Chen Sun ,  Xin Guo ,  Zhongbin Qin ,  Yuxin Wei

IPC: H04W16/14 ,  H04W16/16 ,  H04W36/06 ,  H04W72/08 ,  H04W16/32

Abstract: A base station control method for a wireless communication system, a base station control apparatus, a wireless communication system and an electronic device. The wireless communication system includes a small cell. The base station control apparatus includes an upper limit determination unit and a frequency band control unit; wherein the upper limit determination unit is configured to determine the upper limit of the estimated number of small cells using unlicensed frequency bands in a target region according to available unlicensed frequency band resources and estimated service volume in the target region; and the frequency band control unit is configured to control one or more small cells to use or stop using the unlicensed frequency bands according to the upper limit of the estimated number, so that the number of small cells operating at the unlicensed frequency bands is not greater than the upper limit of the estimated number.

公开(公告)号：US20190081738A1

公开(公告)日：2019-03-14

申请号：US16190169

申请日：2018-11-14

Applicant: Sony Corporation

Inventor： Jinhui Chen ,  Xin Guo ,  Chen Sun

IPC: H04L1/18 ,  H04W52/34

Abstract: A device includes a transmitting unit configured to transmit a first allocation signal synthesized by use of the superimposed coding to plenty of user equipment at least including a first and a second user equipment, and the first allocation signal at least including a first power signal part for the first user equipment and a second power signal part for the second user equipment; a receiving unit that receives at least a feedback retransmission request from the first and the second user equipment; and a processing unit that processes the first and the second power signal parts with a preset processing coefficient to obtain a second allocation signal in response to the retransmission request.