CN102812425B - 投射式电容触摸感应 - Google Patents
投射式电容触摸感应 Download PDFInfo
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- CN102812425B CN102812425B CN201080059534.1A CN201080059534A CN102812425B CN 102812425 B CN102812425 B CN 102812425B CN 201080059534 A CN201080059534 A CN 201080059534A CN 102812425 B CN102812425 B CN 102812425B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
- G06F3/0447—Position sensing using the local deformation of sensor cells
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
- G06F3/0445—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using two or more layers of sensing electrodes, e.g. using two layers of electrodes separated by a dielectric layer
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
- G06F3/0446—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04105—Pressure sensors for measuring the pressure or force exerted on the touch surface without providing the touch position
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04109—FTIR in optical digitiser, i.e. touch detection by frustrating the total internal reflection within an optical waveguide due to changes of optical properties or deformation at the touch location
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
Abstract
Description
Claims (21)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US25527609P | 2009-10-27 | 2009-10-27 | |
US61/255,276 | 2009-10-27 | ||
PCT/US2010/054324 WO2011053656A1 (en) | 2009-10-27 | 2010-10-27 | Projected capacitive touch sensing |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102812425A CN102812425A (zh) | 2012-12-05 |
CN102812425B true CN102812425B (zh) | 2016-05-04 |
Family
ID=43898007
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201080059534.1A Active CN102812425B (zh) | 2009-10-27 | 2010-10-27 | 投射式电容触摸感应 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9274654B2 (zh) |
EP (1) | EP2494430B1 (zh) |
JP (1) | JP5681200B2 (zh) |
KR (1) | KR101752940B1 (zh) |
CN (1) | CN102812425B (zh) |
WO (1) | WO2011053656A1 (zh) |
Families Citing this family (153)
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KR20120098749A (ko) | 2012-09-05 |
EP2494430A1 (en) | 2012-09-05 |
EP2494430B1 (en) | 2019-06-26 |
EP2494430A4 (en) | 2014-07-30 |
JP5681200B2 (ja) | 2015-03-04 |
CN102812425A (zh) | 2012-12-05 |
JP2013508887A (ja) | 2013-03-07 |
KR101752940B1 (ko) | 2017-06-30 |
US20110096025A1 (en) | 2011-04-28 |
WO2011053656A1 (en) | 2011-05-05 |
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