Patent · US Expired

Decoding apparatus for image code

US4750043A · kind A · utility

8Cited by
6References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 4, 1986
Grant dateJun 7, 1988
Priority date
Expiry dateAug 4, 2006

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03M7/46
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A decoder for two-dimensionally encoded image codes such as modified READ or modified READ codes ensures fast decoding operation by outputting reference codes in parallel while serially discriminating input codes and monitoring the relationship of both codes.

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