发明申请
US20090252215A1 SAMPLED CURRENT-INTEGRATING DECISION FEEDBACK EQUALIZER AND METHOD
有权
采样电流一体化决策反馈均衡器和方法
- 专利标题: SAMPLED CURRENT-INTEGRATING DECISION FEEDBACK EQUALIZER AND METHOD
- 专利标题(中): 采样电流一体化决策反馈均衡器和方法
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申请号: US12061268申请日: 2008-04-02
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公开(公告)号: US20090252215A1公开(公告)日: 2009-10-08
- 发明人: John F. Bulzacchelli , Timothy O. Dickson , Daniel J. Friedman , Alexander V. Rylyakov
- 申请人: John F. Bulzacchelli , Timothy O. Dickson , Daniel J. Friedman , Alexander V. Rylyakov
- 主分类号: H04L27/01
- IPC分类号: H04L27/01
摘要:
A decision feedback equalizer (DFE) and method including a branch coupled to an input and including a sample-and-hold element configured to receive and sample a received input signal from the input and a current-integrating summer. The current-integrating summer is coupled to an output of the sample-and-hold element. The summer is configured to receive and sum currents representing at least one previous decision and an input sample. The at least one previous decision and the input sample are integrated onto a node, wherein the input sample is held constant during an integration period, thereby mitigating the effects of input transitions on an output of the summer.
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