Cordless pressure-sensitivity and electromagnetic-induction...

Details Cordless pressure-sensitivity and electromagnetic-induction... Cordless pressure-sensitivity and electromagnetic-induction...

2005-03-01

2005-03-01

Shalwala, Bipin (Department: 2673)

Computer graphics processing and selective visual display system

Display peripheral interface input device

Touch panel

C345S179000, C178S018070, C178S019030

Reexamination Certificate

active

06862018

ABSTRACT:
The system with cordless pressure-sensitivity and electromagnetic-induction of the present invention comprises the first wireless apparatus and the second wireless apparatus. The first wireless apparatus comprises the first sub-circuit for emitting and receiving an electromagnetic wave with a specific frequency, and the second wireless apparatus comprises the second sub-circuit for emitting and receiving an electromagnetic wave with a specific frequency. The first sub-circuit comprises: an inductance coil, a rectifier that is coupled with the inductance coil and a charge sub-circuit. The second sub-circuit comprises: a sub-circuit for generating a specific frequency that is coupled with the control sub-circuit and a two-way gate control sub-circuit.

REFERENCES:
patent: 5059749 (1991-10-01), Murakami et al.
patent: RE34187 (1993-03-01), Yamanami et al.
patent: 5777604 (1998-07-01), Okajima et al.
patent: 5898136 (1999-04-01), Katsurahira
patent: 6473075 (2002-10-01), Gomes et al.
patent: 20030066691 (2003-04-01), Jelinek et al.
patent: 11-311649 (1999-11-01), None

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