A method for reducing noise of a touch panel includes: generating a detection signal including at least one contact region; generating a combination noise region including at least a portion of the at least one contact region; and generating a final detection signal. The steps of the method include receiving a data packet which comprises a packet sequence number. The lifting post is fixed to the base; the lift driving device is fixed to the lifting post. The second shake correction unit has a different image blur correction effect from the first shake correction unit.