Patent ID: 7835551

Claim:
A television set comprising: an image shooting unit for shooting an image; a storage unit for previously storing first feature information of first facial portions of a user in association with respective positions of said first facial portions in user's images shot by said image shooting unit; an authentication unit using said first feature information stored in said storage unit for authenticating a second facial portion of a person included in an image output from said image shooting unit, said authentication unit including: a detection unit for detecting a position of said second facial portion in said image output from said image shooting unit, an extraction unit for extracting second feature information of said second facial portions from said image output from said image shooting unit, a collation unit for determining whether said second feature information corresponds to said first feature information in association with said position detected by said detection unit, and a select unit for selecting a channel corresponding to a result of the determination done by said collation unit; a tuner extracting a broadcast signal received by an antenna that is a broadcast signal of said channel selected by said select unit; and a display unit for displaying a video image corresponding to said signal extracted by said tuner.