Touch panel for display device

Details Touch panel for display device Touch panel for display device

2006-08-01

2006-08-01

Ton, Toan (Department: 2871)

Liquid crystal cells, elements and systems

Liquid crystal system

Liquid crystal writing tablet

C349S058000, C349S122000, C178S018030, C345S173000

Reexamination Certificate

active

07084933

ABSTRACT:
A touch panel for a display device integrates functionality provided by capacitive-type and EM-type touch panels. The touch panel is integrated with the display device and includes a capacitive-type touch panel arranged above the display device and an EM-type touch panel arranged below the display device.

REFERENCES:
patent: 5220324 (1993-06-01), Morita
patent: 6417846 (2002-07-01), Lee
patent: 6754069 (2004-06-01), Harada
patent: 2002/0130849 (2002-09-01), Ahn et al.
patent: 2004/0189587 (2004-09-01), Jung et al.
patent: 2005/0190161 (2005-09-01), Hong et al.
patent: WO 02/075438 (2002-09-01), None
patent: WO 02/084876 (2002-10-01), None
IBM Technical Disclosure Bulletin UK—Issue No. 427, p. 1538—Nov. 1, 1999.

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