Patent · US Expired

Optical communication and display system

US4004078A · kind A · utility

5Cited by
14References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 24, 1974
Grant dateJan 18, 1977
Priority date
Expiry dateJan 24, 1994

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04B10/00
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

The light wave energy of a scanning, intensity-modulated light beam used to provide an optical display or recording of a given scene at a receiving station is the same light wave energy initially employed to optically communicate video information pertaining to this given scene between a transmitting station and the receiving station.

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