Patent · US Expired

Video memory device

US4536795A · kind A · utility

28Cited by
4References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 4, 1983
Grant dateAug 20, 1985
Priority date
Expiry dateFeb 4, 2003

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N25/00
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A video memory device comprises an analog memory part in which memory elements are arranged in a matrix form with a plurality of rows and a plurality of columns, for storing an input analog video signal, an input circuit for applying the input analog video signal to the analog memory part and causing the analog memory part to store the input analog video signal, and an output circuit for obtaining an analog video signal delayed by a predetermined delay time from the analog memory part.

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