Device for displaying digital broadcasting channel and method thereof

1. A method of displaying a broadcasting channel in a mobile terminal, comprising:

entering a broadcasting reception mode;

extracting a facial image from an image input through a camera;

searching for a corresponding image to the extracted facial image from at least one image stored in a memory unit; and

displaying a broadcasting channel that corresponds to the corresponding image.

2. The method of claim 1 , further comprising storing the at least one image and at least one broadcasting channel for each at least one image in the memory unit.

3. The method of claim 2 , further comprising storing a type of the stored broadcasting channel in the memory unit before entering the broadcasting reception mode.

4. The method of claim 3 , wherein displaying a broadcasting channel comprises:

displaying the broadcasting channel that corresponds to the corresponding image in a main screen; and

displaying at least one other broadcasting channel having the same type as the broadcasting channel displayed in the main screen in a sub-screen.

5. The method of claim 2 , wherein displaying a broadcasting channel comprises:

displaying a broadcasting channel having a higher priority in a main screen if more than one broadcasting channel is stored for the corresponding image; and

displaying a broadcasting channel having a lower priority in a sub-screen.

6. The method of claim 1 , wherein displaying a broadcasting channel comprises:

displaying a first broadcasting channel corresponding to a first facial image having a higher priority in a main screen if more than one facial image is extracted from the image input through the camera; and

displaying a second broadcasting channel corresponding to a second facial image having a lower priority in a sub-screen.

7. The method of claim 1 , further comprising displaying a broadcasting channel corresponding to a newly extracted facial image in a sub-screen when the newly extracted facial image is extracted from the image input through the camera while displaying the broadcasting channel that corresponds to the corresponding image.

8. A mobile terminal, comprising:

a camera;

a memory unit to store at least one image; and

a control unit to extract, in a broadcasting reception mode, a facial image from an image input through the camera, to search for a corresponding image to the extracted facial image from at least one image stored in the memory unit, and to display a broadcasting channel that corresponds to the corresponding image.

9. A method of displaying a broadcasting channel in a mobile terminal, comprising:

entering a broadcasting reception mode;

receiving a signal from a camera, the signal comprising a first facial image;

detecting a first user of the mobile terminal by recognizing the first facial image;

displaying a first broadcasting channel that corresponds to the first user.

10. The method of claim 9 , wherein the signal from the camera is a snapshot image taken when the mobile terminal enters the broadcasting reception mode.

11. The method of claim 9 , wherein the signal from the camera is a video image taken while the mobile terminal remains in the broadcasting reception mode.

12. The method of claim 9 , further comprising:

detecting a second user of the mobile terminal by recognizing a second facial image in the signal, the signal comprising the first facial image and the second facial image; and

displaying a second broadcasting channel that corresponds to the second user,

wherein the first broadcasting channel and the second broadcasting channel are simultaneously displayed.

13. The method of claim 12 , further comprising:

determining a priority of the first user and a priority of the second user; and

displaying the first broadcasting channel in a main screen and the second broadcasting channel in a sub-screen when the priority of the first user exceeds the priority of the second user.

14. The method of claim 13 , further comprising:

displaying the second broadcasting channel in the main screen when the signal no longer comprises the first facial image.

15. The method of claim 12 , further comprising:

detecting a third user of the mobile terminal by recognizing a third facial image in the signal, the signal comprising the first facial image, the second facial image, and the third facial image; and

displaying a third broadcasting channel that corresponds to the third user,

wherein the first broadcasting channel, the second broadcasting channel, and the third broadcasting channel are simultaneously displayed.

16. The method of claim 12 , further comprising:

detecting a third user of the mobile terminal by recognizing a third facial image in the signal, the signal comprising the first facial image, the second facial image, and the third facial image; and

displaying a third broadcasting channel that corresponds to the third user,

wherein the first broadcasting channel is continuously displayed and the second broadcasting channel and the third broadcasting channel are alternately displayed with each other such that the first broadcasting channel is simultaneously displayed with only one of the second broadcasting channel and the third broadcasting channel.

17. The method of claim 9 , further comprising displaying a second broadcasting channel that corresponds to the first user, wherein the first broadcasting channel and the second broadcasting channel are of the same programming type, and the first broadcasting channel is displayed on a main screen and the second broadcasting channel is displayed on a sub-screen.