Patent ID: 8290210

Claim:
A method of gesture recognition, configured to recognize a gesture performed by a user in front of an electronic product, the method comprising: capturing an image containing an upper body of the user; obtaining a hand area in the image; scanning the entire hand area by placing a first concentric center position of a first couple of concentric circles at a first predetermined position in the hand area and moving the first concentric center position toward a predetermined direction to perform the scan and determining a number of fingertips in the hand area according to a number of skin color pixels on an inner circumference of the first couple of concentric circles and a number of skin color pixels on an outer circumference of the first couple of concentric circles during the scanning, wherein the first predetermined position makes the first couple of concentric circles to be displayed in the hand area completely and an outer circle and an inner circle of the first couple of concentric circles have different sizes; recognizing the gesture according to the number of fingertips; and executing an operation function of the electronic product according to an operating instruction corresponding to the recognized gesture, wherein the electronic product comprises a computer system, a computer/television game, and an information appliance.