Hidden touch pad structure

Details Hidden touch pad structure Hidden touch pad structure

2007-01-19

2010-06-08

Tran, Henry N (Department: 2629)

Computer graphics processing and selective visual display system

Display peripheral interface input device

Touch panel

C345S175000, C345S176000, C178S018030, C178S018110, C348S014030, C463S037000, C362S026000, C362S029000, C362S600000

Reexamination Certificate

active

07733334

ABSTRACT:
A hidden touch pad structure adapted for an electronic product has a plate, a touch pad arranged inside the plate, a circuit board disposed under and retained against the plate and the touch pad simultaneously, and a lighting device surrounding the touch pad and received inside the plate. The circuit board receives a pressure signal via the plate and the touch pad and drives the lighting device to provide light. The touch pad is recognized via the lighting device surrounding the touch pad.

REFERENCES:
patent: 5736686 (1998-04-01), Perret, Jr. et al.
patent: 6788295 (2004-09-01), Inkster
patent: 6933929 (2005-08-01), Novak
patent: 6956561 (2005-10-01), Han
patent: 7167163 (2007-01-01), Lu
patent: 7499040 (2009-03-01), Zadesky et al.
patent: 2003/0227766 (2003-12-01), Hom et al.

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