Patent · US Active

Ring based impedance control of an output driver

US7889014B1 · kind B1 · utility

10Cited by
97References
27Claims
0Family size

Inventors

Key dates

Filing dateNov 20, 2007
Grant dateFeb 15, 2011
Priority date
Expiry dateNov 20, 2027

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.