Patent · US Expired

Post detection device for eliminating backscatter

US3934082A · kind A · utility

4Cited by
3References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 12, 1974
Grant dateJan 20, 1976
Priority date
Expiry dateAug 12, 1994

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N5/21
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

The deleterious effects of backscattering on a video image received from a urbid environment is minimized by using a vertical raster scan combined with appropriate filtering between the camera and monitor.

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