Patent · US Expired

Method and apparatus for electro-optically recording pictorial information for a facsimile transmission system

US4199784A · kind A · utility

10Cited by
14References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 3, 1977
Grant dateApr 22, 1980
Priority date
Expiry dateJun 3, 1997

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N1/1911
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Method and apparatus for electro-optically recording picture information comprising scanning a picture with a head having multiple electrical optical scanning devices which can be simultaneously moved across the picture and wherein the output of such scanning devices are in a time sequential manner applied to storage devices as, for example, shift registers wherein such information can be converted into series information associated with each of the scanning devices in the head and further including a second plurality of storage devices in the form of shift registers in which information can be stored at a time when information is being read out of the first plurality of shift registers.

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