CN104254420B - 使用加权掩码的单个和多个手指提取和位置计算 - Google Patents

使用加权掩码的单个和多个手指提取和位置计算 Download PDF

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Publication number
CN104254420B
CN104254420B CN201380017623.3A CN201380017623A CN104254420B CN 104254420 B CN104254420 B CN 104254420B CN 201380017623 A CN201380017623 A CN 201380017623A CN 104254420 B CN104254420 B CN 104254420B
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China
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array
value
mask
weighted
dimension
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CN201380017623.3A
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English (en)
Chinese (zh)
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CN104254420A (zh
Inventor
迈克尔·D·莱顿
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Cirque Corp
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Cirque 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
    • G06F3/04182—Filtering of noise external to the device and not generated by digitiser components
    • 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
    • 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
    • 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)
  • Collating Specific Patterns (AREA)
CN201380017623.3A 2012-03-28 2013-03-28 使用加权掩码的单个和多个手指提取和位置计算 Active CN104254420B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261616762P 2012-03-28 2012-03-28
US61/616,762 2012-03-28
PCT/US2013/034393 WO2013149029A1 (en) 2012-03-28 2013-03-28 Single and multiple finger extraction and position calculation using a weighted mask

Publications (2)

Publication Number Publication Date
CN104254420A CN104254420A (zh) 2014-12-31
CN104254420B true CN104254420B (zh) 2017-09-15

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CN201380017623.3A Active CN104254420B (zh) 2012-03-28 2013-03-28 使用加权掩码的单个和多个手指提取和位置计算

Country Status (4)

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US (1) US9229593B2 (enExample)
JP (1) JP6225164B2 (enExample)
CN (1) CN104254420B (enExample)
WO (1) WO2013149029A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9785279B2 (en) 2014-01-31 2017-10-10 Hewlett-Packard Development Company, L.P. Touch distance based on a column weighted sensor value
US10444892B2 (en) * 2015-10-07 2019-10-15 Microchip Technology Incorporated Capacitance measurement device with reduced noise
JP6445964B2 (ja) * 2015-12-28 2018-12-26 アルプス電気株式会社 入力装置、座標算出方法及び座標算出プログラム
KR102659193B1 (ko) * 2016-08-24 2024-04-19 삼성전자주식회사 지문 센서 및 지문 센서 구동방법

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101131620A (zh) * 2006-08-22 2008-02-27 三星电子株式会社 感测多触点的移动的设备、方法和介质及移动设备
CN101639738A (zh) * 2008-07-31 2010-02-03 宏达国际电子股份有限公司 操控应用程序的方法与其电子装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU759440B2 (en) * 1998-01-26 2003-04-17 Apple Inc. Method and apparatus for integrating manual input
CN101673162A (zh) * 2008-04-10 2010-03-17 爱特梅尔公司 具有噪声抑制的电容性触摸屏幕
EP2300899A4 (en) * 2008-05-14 2012-11-07 3M Innovative Properties Co SYSTEM AND METHOD FOR EVALUATING POSITIONS OF MULTIPLE TOUCH INPUTS
JP5055231B2 (ja) * 2008-09-08 2012-10-24 株式会社ジャパンディスプレイイースト タッチパネルのタッチ位置検出方法
TWI398807B (zh) * 2009-04-07 2013-06-11 Ite Tech Inc 觸控裝置之定位裝置及其定位方法
US8477106B2 (en) * 2009-07-29 2013-07-02 Elo Touch Solutions, Inc. System and method for a projected capacitive touchscreen having weight based coordinate determination
TWI433004B (zh) * 2010-05-14 2014-04-01 Alcor Micro Corp 觸控面板上之觸控點判斷方法及其系統
US9092089B2 (en) * 2010-09-15 2015-07-28 Advanced Silicon Sa Method for detecting an arbitrary number of touches from a multi-touch device
US20120287055A1 (en) * 2011-05-12 2012-11-15 Himax Technologies Limited Touch apparatus and touch sensing method thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101131620A (zh) * 2006-08-22 2008-02-27 三星电子株式会社 感测多触点的移动的设备、方法和介质及移动设备
CN101639738A (zh) * 2008-07-31 2010-02-03 宏达国际电子股份有限公司 操控应用程序的方法与其电子装置

Also Published As

Publication number Publication date
CN104254420A (zh) 2014-12-31
JP2015512544A (ja) 2015-04-27
US9229593B2 (en) 2016-01-05
JP6225164B2 (ja) 2017-11-01
US20130257803A1 (en) 2013-10-03
WO2013149029A1 (en) 2013-10-03

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