Patent ID: 8769574

Claim:
A digital television signal receiver, comprising: a tuner to receive a digital broadcast signal which includes audio data, video data, and additional information; an extractor to extract the additional information from the digital broadcast signal and to store the extracted additional information; a processor to generate a channel list that is designed to be shown in a single display window, based on the stored additional information, wherein the channel list is made up of one or more separately identifiable channel groupings, each having one or more two-part channel numbers, where each of the one or more two-part channel numbers includes a main channel number as a first part and a sub-channel number as a second part, and where each two-part channel number of a respectively identified channel grouping has a same main channel number and different sub-channel numbers; and a user interface to enable a user to navigate the channel list to search a two-part channel number, wherein the navigation of the channel list is enabled to be performed in a two-dimensional number-based order on the single display window, between two-part channel numbers of a channel grouping and between channel groupings, where the window is vertically and horizontally embedded with two-part channel numbers, and wherein information included in the channel list reflects program associated information in a received Program Specific Information (PSI) table data conforming with an MPEG standard, for plural programs included in the transport stream conforming with the MPEG standard, where an identifiable program according to the MPEG standard is distinguished from a predetermined corresponding two-part channel number.