Patent · US Expired

Image data file storage and retrieval system for an image data filing system

US4808987A · kind A · utility

91Cited by
11References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 18, 1984
Grant dateFeb 28, 1989
Priority date
Expiry dateDec 18, 2004

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F16/50
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

An image data file storing and retrieval system is disclosed. In registering an image, partial areas of the image are enlarged and/or reduced at an independent magnification for each partial area, the enlarged and/or reduced partial areas are combined to prepare an index image, and the image and the index image is stored. In retrieving the image, a desired image is retrieved based on a list of the index images.

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