Patent ID: 7756916

Claim:
A display method performed by a digital television apparatus comprising: using the digital television apparatus to receive program information related to each of a plurality of programs; a determining step of categorizing character strings included in the received program information into a predetermined plurality of categories, and determining priorities of the plurality of categories based on user preference information and the categorized character strings; a step of receiving a search instruction, in response to a user input, to search a plurality of related programs which relate to a viewing program when a video of the viewing program is displayed on a screen of the digital television apparatus; a searching step of searching for the plurality of related programs from among the plurality of programs in response to the search instruction, by using a category which has higher priority than a predetermined value; a step of displaying a program name of the viewing program overlapped with the video of the viewing program, and arranging program names of the plurality of related programs which relate to the viewing program on the left, right, top and bottom of the program name of the viewing program, wherein focus is initially placed on the program name of the viewing program, wherein the program names of the plurality of related programs are configured to be selectable in response to a user operation to move the focus from the initial placement on the program name of the viewing program to left or right or top or bottom, wherein the display method performed by the digital television apparatus further comprises a step of re-searching for a plurality of related programs which relate to a newly selected program in response to a user operation to move the focus, and displaying the newly selected program as a main program such that program names of the related programs relating to the newly selected program are displayed on the left, right, top and bottom of the program name of the newly selected program, wherein the video of the viewing program is displayed on the screen such that it is viewable by a user during the searching step, during the selection of a related program, and during the re-searching step, and wherein in response to receiving an instruction from the user, the main program is selected for at least one of viewing and recording.