Patent ID: 9648384
Date: 2017-05-09
CPC Classifications: H04N

Claim:
1. An apparatus for searching a broadcast channel, comprising: a channel searching unit including first and second channel searching units searching broadcast channels of broadcast signals received from antennas; and a controller communicatively coupled to the channel searching unit and configured to control the first channel searching unit to search broadcast channels included in a first broadcasting standard, control the second channel searching unit to search broadcast channels included in a second broadcasting standard, and receive searching results from the first and second channel searching units to generate effective channel list information for each of the first and second broadcasting standard, wherein the controller adds a particular broadcast channel searched by the channel searching units to the effective channel list information when the searching results include at least one of channel information, image information, and audio information retrieved from demodulated information on the particular broadcast channel, wherein the controller is further configured to divide a frequency band of the broadcast signal into a first region and a second region, control the first channel searching unit to search broadcast channels included in the first region, and control the second channel searching unit to search broadcast cannels included in the second region, in the case in which the first and second channel searching units search broadcast channels included in the same broadcasting standard.