公开(公告)号：US20180109987A1

公开(公告)日：2018-04-19

申请号：US15536402

申请日：2015-12-22

Applicant: SONY CORPORATION

Inventor： Xiaodong XU ,  Xi KE ,  Mingyang LI ,  Yang LIU ,  Yateng HONG ,  Ya LIU

IPC: H04W36/38 ,  H04W36/20 ,  H04W36/30 ,  H04W16/14

CPC classification number: H04W36/385 ,  H04W16/14 ,  H04W24/10 ,  H04W36/04 ,  H04W36/20 ,  H04W36/30 ,  H04W84/045

Abstract: A management apparatus, a measurement apparatus, a management method, a measurement method, and a digital device. The management apparatus at a user equipment side of a wireless communication system includes: a measurement unit, configured to perform wireless resource management measurement on reference signals of a target cell; an interference determination unit, configured to determine whether the interference of the measurement result meets a preset condition, and marking the measurement result with the interference meeting the preset condition as a high interference measurement result; a filtering unit, configured to perform layer-3 filtering on the measurement result; and a mobility management unit, configured to perform mobility management on the user equipment according to the high interference measurement result. Reliable and accurate measurement of reference signals in a small cell scenario is realized.

公开(公告)号：US20180343598A1

公开(公告)日：2018-11-29

申请号：US15771724

申请日：2016-10-24

Applicant: Sony Corporation

Inventor： Xiaodong XU ,  Yi ZHANG ,  Yunqiu XIAO ,  Ce WANG ,  Xi KE ,  Bingshan HU

IPC: H04W36/30

CPC classification number: H04W36/30 ,  H04W36/0055 ,  H04W36/08 ,  H04W36/36 ,  H04W84/047

Abstract: The present disclosure relates to an electronic device and a wireless communication method in a wireless communication system. The electronic device of the present disclosure comprises one or more processing circuits, configured to: acquire scenario identification information, comprising first link information that indicates the quality of a link between the electronic device and a user equipment, second link information that indicates the quality of a link between the electronic device and a base station, serving cell received power change rate information, and neighboring cell received power change rate information; and determine scenario information based on the scenario identification information, to inform the user equipment, so as to assist the user equipment to execute a relay reselection process, or to assist the electronic device to execute a relay selection process. By using the electronic device and the wireless communication method of the present disclosure, a remote user equipment is enabled to acquire a scenario in which the electronic device is located, so that the remote user equipment can better perform relay reselection or that the electronic device can better execute relay selection, thereby increasing the system performance and reducing overheads of an X2 interface.

公开(公告)号：US20200267610A1

公开(公告)日：2020-08-20

申请号：US16866555

申请日：2020-05-05

Applicant: Sony Corporation

Inventor： Xiaodong XU ,  Yi ZHANG ,  Yunqiu XIAO ,  Ce WANG ,  Xi KE ,  Bingshan HU

IPC: H04W36/00 ,  H04W88/04 ,  H04W24/08 ,  H04W36/30

Abstract: An electronic device in a wireless communication system and a wireless communication method, including plural cells including current cells and at least one neighbouring cell. The electronic device includes: a transceiver; a first trigger circuit configured to enable the transceiver to conduct a first measurement report, to assist in starting a relay process for enabling the electronic device to communicate with a current cell via a relay user equipment; a second trigger circuit configured to enable the transceiver to conduct a second measurement report, to assist in starting a handover process for enabling the electronic device to be switched from the current cdl to the neighbouring cell; and one or more processing circuits configured to control the first and second trigger circuits, to enable the transceiver to conduct the first measurement report before conducting the second measurement report.

公开(公告)号：US20190342705A1

公开(公告)日：2019-11-07

申请号：US16416273

申请日：2019-05-20

Applicant: Sony Corporation

Inventor： Hui TIAN ,  Yang LIU ,  Xi KE ,  Mingyang LI ,  Xinchen LU ,  Yi ZHANG

IPC: H04W4/02 ,  H04W64/00 ,  H04L5/00 ,  H04W8/00

Abstract: The present disclosure relates to an electronic device in a wireless communication system and a wireless communication method. The electronic device comprises: one or more processing circuits, wherein the processing circuits are configured to execute the following operations: acquiring an on/off state of a small cell base station in a pre-determined geographical area; and on the basis of the acquired on/off state of the small cell base station, generating reconfiguration information about a positioning reference signal (PRS) used for the small cell base station in the pre-determined geographical area, so as to position user equipment in the pre-determined geographical area. By using the electronic device and the wireless communication method in the present disclosure, an existing PRS signal can be reconfigured, so as to improve the positioning accuracy, and achieve the purpose of accelerating the positioning process.

公开(公告)号：US20190289520A1

公开(公告)日：2019-09-19

申请号：US16374764

申请日：2019-04-04

Applicant: Sony Corporation

Inventor： Xiaodong XU ,  Yi ZHANG ,  Yunqiu XIAO ,  Ce WANG ,  Xi KE ,  Bingshan HU

IPC: H04W36/30 ,  H04W36/08 ,  H04W36/00

Abstract: The present disclosure relates to an electronic device and a wireless communication method in a wireless communication system. The electronic device of the present disclosure comprises one or more processing circuits, configured to: acquire scenario identification information, comprising first link information that indicates the quality of a link between the electronic device and a user equipment, second link information that indicates the quality of a link between the electronic device and a base station, serving cell received power change rate information, and neighboring cell received power change rate information; and determine scenario information based on the scenario identification information, to inform the user equipment, so as to assist the user equipment to execute a relay reselection process, or to assist the electronic device to execute a relay selection process. By using the electronic device and the wireless communication method of the present disclosure, a remote user equipment is enabled to acquire a scenario in which the electronic device is located, so that the remote user equipment can better perform relay reselection or that the electronic device can better execute relay selection, thereby increasing the system performance and reducing overheads of an X2 interface.

公开(公告)号：US20180255489A1

公开(公告)日：2018-09-06

申请号：US15758222

申请日：2016-09-19

Applicant: SONY CORPORATION

Inventor： Xiaodong XU ,  Yi ZHANG ,  Yunqiu XIAO ,  Ce WANG ,  Xi KE ,  Bingshan HU

IPC: H04W36/00 ,  H04W36/30 ,  H04W24/08 ,  H04W88/04

Abstract: An electronic device in a wireless communication system and a wireless communication method, including plural cells including current cells and at least one neighbouring cell. The electronic device includes: a transceiver; a first trigger circuit configured to enable the transceiver to conduct a first measurement report, to assist in starting a relay process for enabling the electronic device to communicate with a current cell via a relay user equipment; a second trigger circuit configured to enable the transceiver to conduct a second measurement report, to assist in starting a handover process for enabling the electronic deice to be switched from the current cell to the neighbouring cell; and one or more processing circuits configured to control the first and second trigger circuits, to enable the transceiver to conduct the first measurement report before conducting the second measurement report.

公开(公告)号：US20180159641A1

公开(公告)日：2018-06-07

申请号：US15568565

申请日：2016-04-27

Applicant: SONY CORPORATION

Inventor： Xiaodong XU ,  Mingyang LI ,  Yang LIU ,  Xi KE ,  Yi ZHANG ,  Xinchen LV

IPC: H04B17/27 ,  H04W64/00

CPC classification number: H04B17/27 ,  H04W4/12 ,  H04W64/00 ,  H04W84/045

Abstract: An electron device and a wireless communication method in a wireless communication system. The electron device includes one or more processing circuits configured to execute: determining positioning measurement assistant data for a user device, the assistant data including configuration information of an enhanced Discovery Reference Signal (eDRS) sent from at least one sleeping small cell base station; executing positioning measurement on the eDRS sent from at least one sleeping small cell base station on the basis of the assistant data; and generating positioning information on the basis of the result of positioning measurement on the eDRS sent from at least one sleeping small cell base station, so as to position the user device, the eDRS having greater transmitting power than a Discovery Reference Signal DRS.