Patent · US Expired

Phase-locked loop (PLL) circuit for selectively correcting clock skew in different modes

US6647081B2 · kind B2 · utility

10Cited by
1References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 3, 2002
Grant dateNov 11, 2003
Priority date
Expiry dateJun 3, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03L7/06
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A phase-locked loop (PLL) circuit includes multiple selectable feedback paths and a mode selector for selecting different feedback paths in different operating modes. The PLL circuit may correct for clock skew or produce a desired degree of clock skew between input and output clock signals in different operating modes.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.