Information processing apparatus, position detecting...

Details Information processing apparatus, position detecting... Information processing apparatus, position detecting...

2011-03-22

2011-03-22

Liang, Regina (Department: 2629)

Computer graphics processing and selective visual display system

Display peripheral interface input device

Touch panel

C178S018030

Reexamination Certificate

active

07911454

ABSTRACT:
An information processing apparatus includes a casing, an operation surface disposed at a predetermined location of the casing and being operable from outside the casing, a first sense unit disposed under the operation surface to electrically detect contact on the operation surface, and a second sense unit disposed under the operation surface and the first sense unit to detect a position of an external position pointing device with respect to the operation surface based on electromagnetic interaction generated between said second sense unit and said external position pointing device, and an auxiliary conductor disposed between the first sense unit and the second sense unit, the auxiliary conductor including a flat surface portion and a slit portion extending from one end of said flat surface portion to an inside of the flat surface portion.

REFERENCES:
patent: 5283558 (1994-02-01), Chan
patent: 6093477 (2000-07-01), Matsufusa et al.
patent: 7154481 (2006-12-01), Cross et al.
patent: 7372455 (2008-05-01), Perski et al.
patent: 2005/0016746 (2005-01-01), Sze et al.

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