Patent ID: 8264608

Claim:
A television-signal receiver comprising: a tuner receiving a television signal; a video demodulation unit for an analog broadcast received by the tuner; an audio demodulation unit for the analog broadcast received by the tuner; a data demodulation unit for a digital broadcast received by the tuner; a channel-selection controller that controls a channel received by the tuner and is capable of presetting the receive channel; and a determination unit that (i) determines whether a video signal demodulated in the video demodulation unit conforms to an NTSC standard, a PAL standard, or a SECAM standard, and utilizes the determined standard to analyze a blanking signal included in the video signal to obtain a blanking signal analysis result, and (ii) determines a country where the tuner receives the broadcasts based on a receive result by each channel-selection frequency in the tuner, the blanking signal analysis result, an analysis result of data demodulated in the data demodulation unit, and a demodulation result in the audio demodulation unit, wherein the controller sets a receive channel to be preset based on the result determined in the determination unit, and if a plurality of countries exist in a result as determined by the determination unit, the receive channel to be preset is selectable from the plurality of countries by an input operation performed by a user.