Methods and apparatus for supplying power to touch input...

Details Methods and apparatus for supplying power to touch input... Methods and apparatus for supplying power to touch input...

2006-09-26

2006-09-26

Hjerpe, Richard (Department: 2629)

Computer graphics processing and selective visual display system

Display peripheral interface input device

Touch panel

C345S174000, C178S018070, C178S019030

Reexamination Certificate

active

07113175

ABSTRACT:
A method and apparatus for transmitting power to active touch stimulating devices associated with a touch sensing apparatus. In this invention four methods of providing power supply to the touch-input device are presented. These methods are: EM induction transmission using a single loop antenna, EM induction transmission using a conductive layer, acoustic transmission through air, and acoustic transmission through an acoustic conductive layer.

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