Patent · US Expired

Replacement of externally mounted user interface modules with software emulation of user interface module functions in embedded processor applications

US6799155B1 · kind B1 · utility

72Cited by
10References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 10, 1999
Grant dateSep 28, 2004
Priority date
Expiry dateDec 10, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04W92/18
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

The present invention is a method and apparatus for implementing in embedded software the functionality of one or more external user interface circuits either in a surface mountable integrated circuit or in the main system CPU of a telecommunication unit.

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