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US 2003/0122792 A1Published application
Touch panel and electronic equipment using the touch panel
AssigneeMatsushita Electric Industrial Co., Ltd.
InventorsYuichi Yamamoto, Hirofumi Komiya, Nobuhiro Yamaue, Toshiharu Fukui, Yoshiharu Abe
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Abstract
A touch panel and an electronic device using the touch panel have satisfactory, reliable operability. The touch panel is used for an operating section of the electronic device. In this touch panel, upper and lower substrates 21 and 22 have upper and lower electrode layers, respectively, and face with an established spacing. Respective center portions of the substrates 21 and 22 protrude upward like a dome.
Claims6
A touch panel comprising:
- a first light-transmitting substrate;
- a second light-transmitting substrate facing said first substrate with a space;
- a first light-transmitting electrode layer on a first surface of said first substrate, said first surface of said first substrate facing said second substrate;
- and
- a second light-transmitting electrode layer on a first surface of said second substrate, said first surface of said second substrate facing said first substrate,
- wherein respective center portions of said first and second substrates protrude in a direction from said second substrate to said first substrate like a dome.
3 more elements
Dependencies are inferred from the claim text.