IMAGE DISPLAY DEVICE WITH PROGRAM-BASED AUTOMATIC CHANNEL SWITCHING FUNCTION

摘要

The present invention relates to a method for operating an image display device, the method comprising the steps of, receiving at least one category characterizing the content of a program in the form of a content identifier describing the contextual category of an event or a program, storing on the internal memory a database of categories in respect of a plurality of programs associated with a given channel in the form of channel-specific program-pertinent information, including total watching duration data of all channels in different categories, determining category of a given program being watched on a given channel upon activation of the automatic channel switch function button, determining channels that were previously watched in the actual category that is being watched and determining the channel with the highest priority by comparing total watching duration data of all the channels in the actual program category up to that time.