Patent · US Expired

Video signal processor

US5063456A · kind A · utility

16Cited by
9References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 3, 1989
Grant dateNov 5, 1991
Priority date
Expiry dateAug 3, 2009

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B2220/90
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A video signal processor suitable for use with a VTR, the processor being provided with a circuit for eliminating inserted information signals other than a time code at a stage prior to the addition of a time code signal to the vertical blanking period of a video signal, providing accurate time code reading in a VTR equipped with a circuit for recording or reproducing the time code signal.

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