Electronic program guide feature for AV system
AssigneesSony Corporation, A Japanese Corporation, Sony Electronics Inc., a Delaware corporation
InventorsPeter R. Shintani, Hisafumi Yamada
Life of this patent
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Abstract
Methods and apparatuses for displaying broadcast history information of a plurality of episodes of a program on an audio-visual system, which enable a viewer to select a program for which the history information of each episode will be stored. In response to the viewer's selection, the audio-visual system stores the history information for the episodes of the selected program that has been received by the audio-visual system. The audio-visual system can display the history information when the viewer watches the current episode of the program in a future time.
Claims8
An electronic program guide (EPG) circuit comprising:
- a) an EPG processor circuit, including a central processing unit (CPU), supplied with a video signal input, a horizontal sync input, and a vertical sync input, wherein the video signal input includes EPG program information in electronic form describing viewable programs which is extracted from the video signal by the EPG processor circuit;
- b) a read only memory (ROM) connected to the EPG processor circuit for storing a program used by the EPG's CPU;
- and
- c) a random access memory supplied with the EPG program information by the EPG processor circuit, for storing EPG program information for a plurality of episodes of a given program.
Dependencies are inferred from the claim text.