发明授权
- 专利标题: Interference-weighted communication signal processing systems and methods
- 专利标题(中): 干扰加权通信信号处理系统和方法
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申请号: US10739044申请日: 2003-12-19
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公开(公告)号: US08027417B2公开(公告)日: 2011-09-27
- 发明人: Ming Jia , Wen Tong , Dong-Shen Yu
- 申请人: Ming Jia , Wen Tong , Dong-Shen Yu
- 申请人地址: CA Mississauga, Ontario
- 专利权人: Nortel Networks Limited
- 当前专利权人: Nortel Networks Limited
- 当前专利权人地址: CA Mississauga, Ontario
- 代理机构: Withrow & Terranova PLLC
- 主分类号: H04L1/06
- IPC分类号: H04L1/06
摘要:
A level of interference affecting signal components of received communication signals is estimated and used to weight the signal components. The signal components in a each of a number of groups of signal components are weighted based on respective interference estimates to thereby adjust signal components for colored interference, which may vary significantly between different groups of signal components. Each group of signal components may include a single component or components within a relatively narrow sub-band of the communication signals, such as a coherence bandwidth of an Orthogonal Frequency Division Multiplexing (OFDM) signal.
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