Invention Grant
US07706490B2 Analog to digital converter clock synchronizer 有权
模数转换器时钟同步器

  • Patent Title: Analog to digital converter clock synchronizer
  • Patent Title (中): 模数转换器时钟同步器
  • Application No.: US10587287
    Application Date: 2004-02-02
  • Publication No.: US07706490B2
    Publication Date: 2010-04-27
  • Inventor: Aaron Reel Bouillet
  • Applicant: Aaron Reel Bouillet
  • Applicant Address: FR Boulogne Billancourt
  • Assignee: Thomson Licensing
  • Current Assignee: Thomson Licensing
  • Current Assignee Address: FR Boulogne Billancourt
  • Agent Robert D. Shedd; Joseph J. Opalach; Brian J. Cromarty
  • International Application: PCT/US2004/002913 WO 20040202
  • International Announcement: WO2005/081449 WO 20050901
  • Main IPC: H04L7/00
  • IPC: H04L7/00
Analog to digital converter clock synchronizer
Abstract:
The present application generally relates to apparatuses such as television signal processing apparatus that process radio frequency signals. More specifically, the present application is particularly useful in integrated circuits that must receive a radio frequency signal and simultaneously use circuitry where the timing of the operations are based on the received RF signal and circuitry where the timing is based on a fixed rate signal with sensitivity to clock jitter. According to an exemplary embodiment, the apparatus comprises, a first input (RefClk), a second input (PllClk), an output (CLK 1X), a delay means (405, 410, 415, 420, 425), and a logic means (430, 435, 440, 445, 450, 455, 460, 465, and 470) to compare a plurality of stages of said delay means to produce an signal at said output.
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