Sensor for capacitive touch pad pointing device

Details Sensor for capacitive touch pad pointing device Sensor for capacitive touch pad pointing device

2004-06-10

2009-08-25

Dharia, Prabodh M (Department: 2629)

Computer graphics processing and selective visual display system

Display peripheral interface input device

Touch panel

C345S178000

Reexamination Certificate

active

07580030

ABSTRACT:
The topology and the shape of sensing electrodes (4, 31) on the Capacity Touch Pad Sensor that allow sensing of small targets are disclosed. Sensor construction utilizes common PCB manufacture technique.

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NN8905367 IBM Technical Disclosure Bulletin, US Pressure-Sensitive Cursor Control Keypads; vol. 31, Issue No. 12, pp. 367-370, Cross Reference: 0018-8689-31-12-367 Publication-Date: May 1, 1989.

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