Patent · US Expired

Information storage and retrieval system

US4941125A · kind A · utility

147Cited by
19References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 1, 1984
Grant dateJul 10, 1990
Priority date
Expiry dateAug 1, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S707/99953
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A digital camera is used to scan documents and generate a corresponding digital output signal. A data processor receives the digital output signal and generates corresponding index information. The video and index information are then stored on one or more optical disks for search and retrieval.

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