Patent ID: 8970541
Filing Date: 2015-03-03
Classification: G06F

Abstract:
1. A sensing device for generating a sensing signal according to a touch of an object comprising: a first receiving electrode, a second receiving electrode, and a third receiving electrode extending in a first direction, wherein the first and third receiving electrodes are respectively disposed on two sides of the second receiving electrode; a first transmitting electrode, a second transmitting electrode, a third transmitting electrode, and a fourth transmitting electrode disposed on a row which extends in a second direction intersecting the first direction, wherein the first and second transmitting electrodes are respectively disposed on two sides of the first receiving electrode, the third and fourth transmitting electrodes are respectively disposed on two sides of the third receiving electrode, and the second and third transmitting electrodes are respectively disposed on two sides of the second receiving electrode; a transmitter coupled to the first, second, third and fourth transmitting electrodes, wherein the first, second, third, and fourth transmitting electrodes are independently controlled by the transmitter; and a receiver coupled to the first, second, and third receiving electrodes and generating the sensing signal according to a signal level of at least one of the first, second, and third receiving electrodes.