05635989 is referenced by 446 patents and cites 6 patents.

A method and apparatus for searching a program guide comprising program information for a plurality of different program sources. The program information includes the titles of the programs, the channel on which each program is to be shown, and the time at which each program is to be shown. The viewer first enters the title of a desired program. The program guide is then reviewed so as to identify each occurrence of the title of the desired program. If the desired program is contained in the guide, the time and channel associated with each identified occurrence of the program is displayed.

Title
Method and apparatus for sorting and searching a television program guide
Application Number
8/600576
Publication Number
5635989
Application Date
February 13, 1996
Publication Date
June 3, 1997
Inventor
Michael Rothmuller
San Diego
CA, US
Agent
Wanda Denson Low
John T Whelan
Assignee
Hughes Electronics
CA, US
IPC
H04N 7/17
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