Patent ID: 8418200

Claim:
A digital television signal receiver, comprising: a tuner to receive a digital television transport stream which includes audio, video, and additional information; an extractor to extract the audio, video, and additional information from the received transport stream, the additional information including Program Specific Information (PSI) table data conforming with an MPEG standard and information transmitted according to an advanced television standard committee (ATSC) standard; a storage to store the extracted additional information; a processor to access the storage to generate a channel list based on the extracted additional information, where the channel list is made up of one or more grouped plural channel numbers such that each channel number of a respective grouping of channel numbers is identified by a two-part channel number having a same main channel number, as a first numeral part of each two-part channel number, and one or more distinct respective sub-channel numbers, as respective second numeral parts of each two-part channel number, and where each of the one or more grouped plural channel numbers is represented by two-part channel numbers having respectively different main channel numbers; and a user interface to allow a user to navigate the channel list to search each two-part channel number, wherein each two-part channel number, of each respective grouped plural channel numbers, such that the one or more distinct respective sub-channel numbers are listed after a corresponding main channel number, and wherein the processor is configured to generate a first channel list based on first program information for a first two-part channel number obtained from the transport stream and to generate other displayable channel lists as respective program information for other two-part channel numbers is obtained from the transport stream so respective channel lists can be sequentially displayed, along with the first program information, based upon determined proximities between the first two-part channel number and the other two-part channel numbers, respectively.