Patent · US Expired

Apparatus and method for automatically performing channel change of television receiver using video cassette recorder

US5886847A · kind A · utility

10Cited by
14References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 31, 1996
Grant dateMar 23, 1999
Priority date
Expiry dateJul 31, 2016

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N21/4135
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An apparatus for automatically performing channel change of a television receiver using a video cassette recorder includes a playback command detector for detecting a playback command, a channel sensor for sensing a video viewable channel which is selected by a radio frequency changeover switch according to a user's selection, a memory for storing the video viewable channel sensed by the channel sensor, television receiver channel change data and television receiver codes corresponding to different types of the television receiver, a controller for reading one of the television receiver channel change data stored in the memory corresponding to the video viewable channel sensed by the channel sensor upon the detection of the playback command by the playback command detector, and a remote transmitter for remotely transmitting the television receiver channel change data from the controller to the television receiver to change a current channel of the television receiver to the video viewable channel sensed by the channel sensor in a playback mode of the video cassette recorder. According to the invention, the current channel of the television receiver can automatically be changed to t…

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