Invention Grant
- Patent Title: Methods and systems for DSP-based receivers
- Patent Title (中): 基于DSP的接收机的方法和系统
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Application No.: US12805712Application Date: 2010-08-16
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Publication No.: US08363683B2Publication Date: 2013-01-29
- Inventor: Oscar Agazzi , Venugopal Gopinathan
- Applicant: Oscar Agazzi , Venugopal Gopinathan
- Applicant Address: US CA Irvine
- Assignee: Broadcom Corporation
- Current Assignee: Broadcom Corporation
- Current Assignee Address: US CA Irvine
- Agency: Sterne, Kessler, Goldstein & Fox P.L.L.C.
- Main IPC: H04J3/06
- IPC: H04J3/06

Abstract:
Digital signal processing based methods and systems for receiving data signals include parallel receivers, multi-channel receivers, timing recovery schemes, and, without limitation, equalization schemes. The present invention is implemented as a multi-path parallel receiver in which an analog-to-digital converter (“ADC”) and/or a digital signal processor (“DSP”) are implemented with parallel paths that operate at lower rates than the received data signal. In an embodiment, a parallel DSP-based receiver in accordance with the invention includes a separate timing recovery loop for each ADC path. In an embodiment, a parallel DSP-based receiver includes a separate automatic gain control (AGC) loop for each ADC path. In an embodiment, a parallel DSP-based receiver includes a separate offset compensation loop for each ADC path. In an embodiment, the present invention is implemented as a multi-channel receiver that receives a plurality of data signals.
Public/Granted literature
- US20100310024A1 Methods and systems for DSP-based receivers Public/Granted day:2010-12-09
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