Patent · US Expired

Scanning method and apparatus

US3955048A · kind A · utility

1Cited by
3References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 23, 1974
Grant dateMay 4, 1976
Priority date
Expiry dateAug 23, 1994

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N1/1135
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A method and apparatus for scanning a moving document, the method including the steps of projecting a beam of light; dividing the beam of light into a plurality of divided light beams; successively scanning the divided light beams over a common area adjacent said moving document so that as the document passes the common area, successive portions thereof are scanned until the entirety of the document is scanned.

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