System and method of channel MAP correction in an EPG guide

A channel map in an electronic television program guide system that includes channel numbers and alphanumeric channel labels is updated. The tuner in the system is tuned to a channel number of a television channel that is included in the channel map. Data is extracted from the television signal that...

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Bibliographic Details
Main Authors HANCOCK KENNETH S, SHALKEY ERIC T, MACRAE DOUGLAS B, WHITEHEAD WENSDY, SCHOAFF PETER C
Format Patent
LanguageEnglish
Published 17.07.2003
Edition7
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
PICTORIAL COMMUNICATION, e.g. TELEVISION
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Summary:A channel map in an electronic television program guide system that includes channel numbers and alphanumeric channel labels is updated. The tuner in the system is tuned to a channel number of a television channel that is included in the channel map. Data is extracted from the television signal that includes an alphanumeric label for the tuned television channel. The channel mapis revised according to the alphanumeric label for the tuned television channel if the alphanumeric label in the extracted data for the tuned television channel does not correspond with the alphanumeric channel label stored in the channel map for the tuned television channel.
Bibliography:Application Number: US20020229324