发明授权
- 专利标题: Method and apparatus for performing chip level equalization using joint processing
- 专利标题(中): 使用联合处理进行芯片级均衡的方法和装置
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申请号: US11259430申请日: 2005-10-26
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公开(公告)号: US07539262B2公开(公告)日: 2009-05-26
- 发明人: Jung-Lin Pan , Robert A. DiFazio
- 申请人: Jung-Lin Pan , Robert A. DiFazio
- 申请人地址: US DE Wilmington
- 专利权人: InterDigital Technology Corporation
- 当前专利权人: InterDigital Technology Corporation
- 当前专利权人地址: US DE Wilmington
- 代理机构: Volpe and Koenig, P.C.
- 主分类号: H04B7/02
- IPC分类号: H04B7/02
摘要:
A method and apparatus for performing chip level equalization (CLE) using joint processing to enhance performance and system throughput using a transmitter having a plurality of transmit antennas and a receiver having a plurality of receive antennas. A channel response matrix is formed between the transmit antennas and the receive antennas to generate a joint channel correlation matrix between the transmit antennas and the receive antennas using a block-FFT (B-FFT) decomposition of the channel response matrix. Estimates of transmitted chip sequences from each of the transmit antennas are generated using minimum mean square error (MMSE) and the joint channel correlation matrix are combined. The combined estimate of the transmitted chip sequences are despread to recover transmitted data.
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