Invention Grant
US07706767B2 Dual path loop filter for phase lock loop 有权
用于锁相环的双路环路滤波器

  • Patent Title: Dual path loop filter for phase lock loop
  • Patent Title (中): 用于锁相环的双路环路滤波器
  • Application No.: US11486516
    Application Date: 2006-07-13
  • Publication No.: US07706767B2
    Publication Date: 2010-04-27
  • Inventor: Yue Wu
  • Applicant: Yue Wu
  • Applicant Address: US CA San Diego
  • Assignee: QUALCOMM, Incorporated
  • Current Assignee: QUALCOMM, Incorporated
  • Current Assignee Address: US CA San Diego
  • Agent Howard H. Seo; Ramin Mobarhan
  • Main IPC: H04B7/00
  • IPC: H04B7/00
Dual path loop filter for phase lock loop
Abstract:
A dual path loop filter circuit for a phase lock loop is described. The filter circuit allows the filter to be integrated into a phase lock loop IC circuit without using active circuit components that may create additional noise and consume additional power. The filter circuit structure allows for a low capacitance capacitor to be used to filter out any undesired signals.
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