公开(公告)号：US20190386720A1

公开(公告)日：2019-12-19

申请号：US16556604

申请日：2019-08-30

申请人： Chen QIAN ,  Zhaocheng WANG ,  Wendong LIU ,  Jinhui CHEN

发明人： Chen QIAN ,  Zhaocheng WANG ,  Wendong LIU ,  Jinhui CHEN

IPC分类号： H04B7/0456 ,  H04B7/04 ,  H04B7/06 ,  H04W16/28

摘要： Disclosed are a device and method in a wireless communication system. The device comprises: a first generating unit configured to generate a first pre-coding matrix according to first channel information on a channel between a first communication apparatus and a second communication apparatus; a second generating unit configured to generate a second pre-coding matrix according to the first pre-coding matrix and second channel information on the channel; and a pre-coding unit configured to pre-code a data signal according to the first pre-coding matrix and the second pre-coding matrix. According to the embodiments of the present invention, interference between user equipment can be effectively removed, the operation complexity is reduced, and the whole performance of the system is optimized.

公开(公告)号：US20220038970A1

公开(公告)日：2022-02-03

申请号：US17414323

申请日：2020-01-31

申请人： Wendong LIU ,  Sony Group Corporation

发明人： Wendong LIU ,  Zhaocheng WANG ,  Jianfei CAO

IPC分类号： H04W36/00 ,  H04W36/08 ,  H04W36/30 ,  H04W76/10 ,  H04W76/30 ,  H04W72/04

摘要： An electronic device on side of user equipment, with an access link between the user equipment and a first node of an integrated access and backhaul (IAB) system, there being a backhaul link between the first node and a second node of the IAB system, wherein the second node is a parent node of the first node in network topology of the IAB system, characterized in that the electronic device includes: processing circuitry that measures a signal inference from a third node; reports an interference measurement to the first node; and in a case where the second node makes a determination to switch the access link used by the user equipment based at least in part on the interference measurement exceeding a predetermined threshold, establishes a direct access link between the user equipment and the second node and disconnect the access link between the user equipment and the first node.