USER RECOGNITION AND CONFIRMATION DEVICE AND METHOD, AND CENTRAL CONTROL SYSTEM FOR VEHICLES USING THE SAME

1 . A user recognition and confirmation device, comprising:

an image sensing unit configured to capture a first image frame and a second image frame;

a face recognition unit configured to recognize a user ID according to the first image frame;

a display unit configured to show ID information of the user ID; and

an expression recognition unit configured to confirm a user expression according to the second image frame and output a confirm signal.

2 . The user recognition and confirmation device as claimed in claim 1 , further comprising a storage unit configured to save ID information of at least one user and expression data associated with the user expression.

3 . The user recognition and confirmation device as claimed in claim 1 , further comprising a control unit configured to control a setting of at least one electronic device according to the confirm signal.

4 . The user recognition and confirmation device as claimed in claim 3 , wherein the setting is associated with the user ID.

5 . The user recognition and confirmation device as claimed in claim 3 , further comprising a storage unit configured to save the setting.

6 . The user recognition and confirmation device as claimed in claim 1 , wherein the image sensing unit captures the second image frame after the display unit shows the ID information.

7 . The user recognition and confirmation device as claimed in claim 1 , wherein the face recognition unit is further configured to identify whether there is a user existing in the first image frame.

8 . The user recognition and confirmation device as claimed in claim 1 , wherein the face recognition unit is further configured to identify a user to be recognized within a plurality of users in the first image frame.

9 . A central control system for vehicles, comprising:

an image sensing unit configured to capture a first image frame and a second image frame;

a face recognition unit configured to recognize a user ID according to the first image frame;

a display unit configured to show ID information of the user ID;

an expression recognition unit configured to confirm a user expression according to the second image frame and output a confirm signal; and

a control unit configured to read a driver setting associated with the user ID according to the confirm signal.

10 . The central control system as claimed in claim 9 , wherein the image sensing unit is disposed opposite to a driver seat.

11 . The central control system as claimed in claim 9 , wherein the driver setting comprises at least one of a seat position, a mirror angle, an air conditioner temperature, an audio setting, a steering wheel height, a light setting and a GPS setting.

12 . The central control system as claimed in claim 9 , further comprising a storage unit configured to save ID information of at least one user, expression data associated with the user expression and the driver setting.

13 . The central control system as claimed in claim 9 , wherein the image sensing unit captures the second image frame after the display unit shows the ID information.

14 . The central control system as claimed in claim 9 , wherein the face recognition unit is further configured to identify whether there is a user existing in the first image frame.

15 . The central control system as claimed in claim 9 , wherein the face recognition unit is further configured to identify a user to be recognized within a plurality of users in the first image frame.

16 . The central control system as claimed in claim 9 , wherein the display unit shows the ID information through at least one of a screen and a sound.

17 . A user recognition and confirmation method, comprising:

capturing a first image frame with an image sensing unit;

recognizing a user ID according to the first image frame;

showing ID information of the user ID with a display unit;

capturing a second image frame with the image sensing unit;

confirming a user expression according to the second image frame and generating a confirm signal; and

controlling at least one electronic device according to the confirm signal.

18 . The user recognition and confirmation method as claimed in claim 17 , wherein the electronic device comprises at least one of a seat, a mirror, an air conditioner, an audio equipment, a steering wheel, a light and a GPS system.

19 . The user recognition and confirmation method as claimed in claim 17 , further comprising at least one of:

identifying whether there is a user in the first image frame; and

identifying a user to be recognized within a plurality of users in the first image frame.

20 . The user recognition and confirmation method as claimed in claim 17 , further comprising:

capturing a third image frame with the image sensing unit;

confirming a user expression according to the third image frame and generating a saving signal; and

updating setting information of the at least one electronic device according to the saving signal.