Patent · US Expired

Apparatus for synchronizing computer and video images to be simultaneously displayed on a monitor and method for performing same

US5185603A · kind A · utility

27Cited by
5References
22Claims
0Family size

Inventor

Key dates

Filing dateJul 13, 1990
Grant dateFeb 9, 1993
Priority date
Expiry dateJul 13, 2010

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG09G5/12
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An apparatus for synchronizing an external video sync signal and computer video sync signal includes a video sync generator for generating a horizontal video sync signal. A computer video controller generates a horizontal computer video sync signal. The computer video controller generates M horizontal computer video sync signals in the same time period that M-1 horizontal video sync signals occur.

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