Title:
CAPACITOR TYPE TOUCH SCREEN
Document Type and Number:
WIPO Patent Application WO/2008/080328
Kind Code:
A1
Abstract:
A capacitor touch screen includes a front glass substrate and a back glass substrate paralleled each other, and there is twisted liquid crystal in the two glass substrates, and there is a transparent front polarizing plate set in front of the front glass substrate, and there is a back polarizing plate set in rear of the back glass substrate, and there is an indium tin oxide circuitry used by LCD set on the insides of the front glass substrate and the back glass substrate respectively. There is also at least one transparent capacitive pole plate keystroke and an indium tin oxide circuitry set on one side of the front glass substrate faced thepolarizing plate, and there is a driving integrate circuit board set outside the glass substrate, and there is a connection of leads between the driving integrate circuit board and the capacitive pole plate keystroke. The non-contact capacitor type touch screen of which the keystroke is set in the display screen and of which the indium tin oxide circuitry is set on the two sides of the glass substrate is provided.
Inventors:
WONG, Ka Wah, Steven (Thirdly Industrial Zone, Shenwan TownZhongshan, Guangdong 0, 528400, CN)
Application Number:
CN2007/071037
Publication Date:
July 10, 2008
Filing Date:
November 08, 2007
Export Citation:
Assignee:
MATRIX CRYSTAL COMPANY LIMITED (Thirdly Industrial Zone, Shenwan TownZhongshan, Guangdong 0, 528400, CN)
中山微视显示器有限公司 (中国广东省中山市神湾镇第三工业区, Guangdong 0, 528400, CN)
中山微视显示器有限公司 (中国广东省中山市神湾镇第三工业区, Guangdong 0, 528400, CN)
International Classes:
G02F1/133; G06K11/06; G02F1/13; G06K11/06
Attorney, Agent or Firm:
JIANGMEN JIAQUAN PATENT & TRADEMARK AGENCY (3rd Floor, Xinlongji Mansion No. 183, Gangkou Rd, Jiangmen Guangdong 0, 529000, CN)
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