Patent · US Expired

Ring based impedance control of an output driver

US7330080B1 · kind B1 · utility

41Cited by
6References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 4, 2004
Grant dateFeb 12, 2008
Priority date
Expiry dateNov 4, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03K2005/00143
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

One embodiment in accordance with the invention is a method that can include utilizing a ring oscillator module to determine a process corner of an integrated circuit as fabricated that includes the ring oscillator module. The impedance of an output driver of the integrated circuit can be altered based on the process corner of the integrated circuit as fabricated.

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