CN102103433B - 对触摸面板中的多触摸信号偏压漂移进行补偿 - Google Patents

对触摸面板中的多触摸信号偏压漂移进行补偿 Download PDF

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Publication number
CN102103433B
CN102103433B CN2010106168949A CN201010616894A CN102103433B CN 102103433 B CN102103433 B CN 102103433B CN 2010106168949 A CN2010106168949 A CN 2010106168949A CN 201010616894 A CN201010616894 A CN 201010616894A CN 102103433 B CN102103433 B CN 102103433B
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sensor
intensity
row
degree
summation
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CN2010106168949A
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Chinese (zh)
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CN102103433A (zh
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S·S·贝特曼
D·L·格劳曼
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Intel Corp
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Intel Corp
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/0416—Control or interface arrangements specially adapted for digitisers
    • G06F3/0418—Control or interface arrangements specially adapted for digitisers for error correction or compensation, e.g. based on parallax, calibration or alignment
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/0416—Control or interface arrangements specially adapted for digitisers
    • G06F3/04166—Details of scanning methods, e.g. sampling time, grouping of sub areas or time sharing with display driving
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F2203/04104—Multi-touch detection in digitiser, i.e. details about the simultaneous detection of a plurality of touching locations, e.g. multiple fingers or pen and finger
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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

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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)
  • Electronic Switches (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
CN2010106168949A 2009-12-18 2010-12-17 对触摸面板中的多触摸信号偏压漂移进行补偿 Expired - Fee Related CN102103433B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/642,090 US8698015B2 (en) 2009-12-18 2009-12-18 Compensating for multi-touch signal bias drift in touch panels
US12/642,090 2009-12-18

Publications (2)

Publication Number Publication Date
CN102103433A CN102103433A (zh) 2011-06-22
CN102103433B true CN102103433B (zh) 2013-09-11

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Country Status (7)

Country Link
US (1) US8698015B2 (cg-RX-API-DMAC7.html)
EP (1) EP2513762A4 (cg-RX-API-DMAC7.html)
JP (1) JP5519026B2 (cg-RX-API-DMAC7.html)
CN (1) CN102103433B (cg-RX-API-DMAC7.html)
BR (1) BR112012014287A2 (cg-RX-API-DMAC7.html)
IN (1) IN2012DN03405A (cg-RX-API-DMAC7.html)
WO (1) WO2011075230A2 (cg-RX-API-DMAC7.html)

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US8698015B2 (en) 2009-12-18 2014-04-15 Intel Corporation Compensating for multi-touch signal bias drift in touch panels
US9164620B2 (en) * 2010-06-07 2015-10-20 Apple Inc. Touch sensing error compensation
US8681122B2 (en) * 2011-04-19 2014-03-25 Cypress Semiconductor Corporation Capacitive sensing with programmable logic for touch sense arrays
CN103052930A (zh) 2011-07-27 2013-04-17 赛普拉斯半导体公司 用于触摸感测阵列的并行扫描和数据处理的方法及装置
US8952910B2 (en) * 2011-09-01 2015-02-10 Marvell World Trade Ltd. Touchscreen system
US8988388B2 (en) 2011-09-16 2015-03-24 Htc Corporation Electronic device and method for scanning a touch panel thereof
JP5296185B2 (ja) * 2011-12-21 2013-09-25 シャープ株式会社 タッチセンサシステム
JP6657925B2 (ja) * 2015-06-04 2020-03-04 ソニー株式会社 車載カメラ・システム並びに画像処理装置
CN107358140B (zh) * 2016-05-10 2020-04-14 上海思立微电子科技有限公司 指纹感测设备
US10126874B2 (en) * 2016-11-08 2018-11-13 Synaptics Incorporated Active pen panel receiver interference cancellation
GB2568217A (en) 2017-08-08 2019-05-15 Cambridge Touch Tech Ltd Touch panel pressure detection
GB2574589B (en) 2018-06-06 2020-12-23 Cambridge Touch Tech Ltd Pressure sensing apparatus and method

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US6452514B1 (en) * 1999-01-26 2002-09-17 Harald Philipp Capacitive sensor and array
CN101583923A (zh) * 2007-01-03 2009-11-18 苹果公司 多重触摸自动扫描

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EP1659776A1 (en) * 2004-11-23 2006-05-24 Dialog Semiconductor GmbH An image sensor having resolution adjustment employing an analog column averaging/row averaging for high intensity light or row binning for low intensity light
US7460688B2 (en) * 2004-12-09 2008-12-02 Aptina Imaging Corporation System and method for detecting and correcting defective pixels in a digital image sensor
US7265331B2 (en) * 2005-02-15 2007-09-04 The Boeing Company Optical sensing apparatus and method for determining highest intensity of light in an array
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US6452514B1 (en) * 1999-01-26 2002-09-17 Harald Philipp Capacitive sensor and array
CN101583923A (zh) * 2007-01-03 2009-11-18 苹果公司 多重触摸自动扫描

Also Published As

Publication number Publication date
CN102103433A (zh) 2011-06-22
JP2013513184A (ja) 2013-04-18
WO2011075230A3 (en) 2011-11-24
IN2012DN03405A (cg-RX-API-DMAC7.html) 2015-10-23
EP2513762A2 (en) 2012-10-24
WO2011075230A2 (en) 2011-06-23
EP2513762A4 (en) 2015-05-06
US8698015B2 (en) 2014-04-15
JP5519026B2 (ja) 2014-06-11
US20110147101A1 (en) 2011-06-23
BR112012014287A2 (pt) 2016-07-05

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