发明申请
- 专利标题: METHOD FOR ELIMINATING INTERFERENCE BETWEEN CELLS IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS THEREOF
- 专利标题(中): 消除无线通信系统中的干扰干扰的方法及其设备
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申请号: US14759919申请日: 2014-01-08
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公开(公告)号: US20150358953A1公开(公告)日: 2015-12-10
- 发明人: Inkyu Lee , Sunghyun Moon , Changhee Lee
- 申请人: SAMSUNG ELECTRONICS CO., LTD. , KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION
- 优先权: KR10-2013-0001895 20130108
- 国际申请: PCT/KR2014/000188 WO 20140108
- 主分类号: H04W72/04
- IPC分类号: H04W72/04 ; H04W72/08 ; H04L25/02 ; H04B7/24
摘要:
A method for transmitting and receiving a signal of a terminal, according to an embodiment of the present invention includes the steps of: receiving a signal from a base station; calculating an expected value of the signal to interference plus noise ratio (SINR) based on the received signal; and choosing a beamforming method based on the expected value of SINR. The present invention can provide a method and an apparatus which apply adaptive ICIC in CoMP environment so as to maximize WSR with reduced complexity of calculation, thus having a performance comparable to that determined by the conventional method, and providing the user with a smooth communication environment with improved quality. Furthermore, a terminal communicating with a base station chooses a desirable beamforming technique with reduced complexity so as to decrease the complexity of the system and to provide higher power efficiency with a faster calculation speed. Besides, it is possible for a base station to readily choose the user group and the beamforming technique group with the optimum communication environment.
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