发明授权
US09032453B2 Method and system for multiplexed transport interface between demodulators (DEMODs) and set-top box (STB) system-on-chips (SoCs)
有权
解调器(DEMOD)和机顶盒(STB)片上系统(SoC)之间复用传输接口的方法和系统
- 专利标题: Method and system for multiplexed transport interface between demodulators (DEMODs) and set-top box (STB) system-on-chips (SoCs)
- 专利标题(中): 解调器(DEMOD)和机顶盒(STB)片上系统(SoC)之间复用传输接口的方法和系统
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申请号: US13953452申请日: 2013-07-29
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公开(公告)号: US09032453B2公开(公告)日: 2015-05-12
- 发明人: Rajesh Mamidwar , Stephen Edward Krafft
- 申请人: Broadcom Corporation
- 申请人地址: US CA Irvine
- 专利权人: Broadcom Corporation
- 当前专利权人: Broadcom Corporation
- 当前专利权人地址: US CA Irvine
- 代理机构: Foley & Lardner LLP
- 代理商 Christopher J. McKenna; Daniel E. Rose
- 主分类号: H04N7/18
- IPC分类号: H04N7/18 ; H04N7/173 ; H04N21/426 ; H04N21/438 ; H04N21/4385 ; H04N21/8547
摘要:
A multiplexed transport interface (MTSIF) may be utilized during communication between a demodulation module and a video processing system-on-chip (SoC). The MTSIF may enable concurrent demodulation of a plurality of input modulated video streams, via a plurality of demodulator chips within the demodulation module, by multiplexing data generated by the demodulator chips via the MTSIF during communication between the demodulator module and the video processing SoC. The MTSIF may also be utilized for communicating control signals, which may be used in controlling and/or managing operations of the demodulation module, the video processing SoC, and/or the MTSIF. Communication via the MTSIF may be synchronized. Packets communicated via the MTSIF may be timestamped. Timestamp counters may be used in the demodulation module and the video processing SoC to generate and/or track timestamps in communicated packets. The timestamp counter may be synchronized, using control signals communicated via the MTSIF.
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