发明授权
- 专利标题: Method for soft modulation in a wireless telecommunication network
- 专利标题(中): 无线电信网络中的软调制方法
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申请号: US13185526申请日: 2011-07-19
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公开(公告)号: US08576958B2公开(公告)日: 2013-11-05
- 发明人: Maxim Gotman , Avner Dor , Eran Richardson , Assaf Touboul
- 申请人: Maxim Gotman , Avner Dor , Eran Richardson , Assaf Touboul
- 申请人地址: US CA San Diego
- 专利权人: Qualcomm Incorporated
- 当前专利权人: Qualcomm Incorporated
- 当前专利权人地址: US CA San Diego
- 主分类号: H04L27/06
- IPC分类号: H04L27/06
摘要:
A method for soft remodulation in a receiver of transmissions over a wireless telecommunication system, the method including obtaining from a FEC decoder a-posteriori LLR values, converting the a-posteriori LLR values into bit probabilities and computing improved soft symbols estimates as expected values using the bit probabilities in a recursive algorithm. Preferably, the step of converting is implemented using a pre-computed Look Up Table (LUT). Preferably, the step of computing is implemented in a Multiplier-Accumulator having a SIMD structure.
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