Patent · US Expired

Perspective processing of a video signal

US4875097A · kind A · utility

24Cited by
23References
19Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 26, 1988
Grant dateOct 17, 1989
Priority date
Expiry dateMay 26, 2008

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N5/275
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A video signal representing a scene is processed by combining it with a second signal having a value which depends on the depth of the scene as a function of position.

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