Invention Grant
US09294214B2 Coordinated multipoint (COMP) techniques for reducing downlink interference from uplink signals
有权
用于减少来自上行链路信号的下行链路干扰的协调多点(COMP)技术
- Patent Title: Coordinated multipoint (COMP) techniques for reducing downlink interference from uplink signals
- Patent Title (中): 用于减少来自上行链路信号的下行链路干扰的协调多点(COMP)技术
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Application No.: US13959272Application Date: 2013-08-05
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Publication No.: US09294214B2Publication Date: 2016-03-22
- Inventor: Aaron Callard , Alex Stephenne
- Applicant: Huawei Technologies Co., Ltd.
- Applicant Address: CN Shenzhen
- Assignee: Huawei Technologies Co., LTD.
- Current Assignee: Huawei Technologies Co., LTD.
- Current Assignee Address: CN Shenzhen
- Agency: Slater & Matsil, L.L.P.
- Main IPC: H04B15/00
- IPC: H04B15/00 ; H04J11/00

Abstract:
Base stations (BSs) can remove inter-BS interference components from received uplink signals using downlink information communicated over a backhaul network. The downlink information is associated with downlink transmissions of neighboring base stations, and is used to remove the inter-BS interference in accordance with interference cancellation techniques, e.g., signal interference cancellation (SIC), etc. The downlink information includes information associated with downlink transmission of the interfering BSs, such as information bits (e.g., data), parity information, control information, modulation and coding scheme (MCS) parameters, forward error correction (FEC) parameters, and other information. Additionally, inter-BS interference can be suppressed using channel information of interference channels using interference suppression techniques, e.g., interference rejection combining (IRC), etc.
Public/Granted literature
- US20150038183A1 Coordinated Multipoint (COMP) Techniques for Reducing Downlink Interference from Uplink Signals Public/Granted day:2015-02-05
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