TW201234229A - Methods of detecting multi-touch and performing near-touch separation in a touch panel - Google Patents

Methods of detecting multi-touch and performing near-touch separation in a touch panel Download PDF

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Publication number
TW201234229A
TW201234229A TW100147596A TW100147596A TW201234229A TW 201234229 A TW201234229 A TW 201234229A TW 100147596 A TW100147596 A TW 100147596A TW 100147596 A TW100147596 A TW 100147596A TW 201234229 A TW201234229 A TW 201234229A
Authority
TW
Taiwan
Prior art keywords
touch
level
panel
group
input
Prior art date
Application number
TW100147596A
Other languages
English (en)
Chinese (zh)
Inventor
Hwa-Hyun Cho
Yoon-Kyung Choi
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of TW201234229A publication Critical patent/TW201234229A/zh

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Classifications

    • 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
    • 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
    • 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
    • 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
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/048—Indexing scheme relating to G06F3/048
    • G06F2203/04808—Several contacts: gestures triggering a specific function, e.g. scrolling, zooming, right-click, when the user establishes several contacts with the surface simultaneously; e.g. using several fingers or a combination of fingers and pen

Landscapes

  • 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)
  • User Interface Of Digital Computer (AREA)
TW100147596A 2011-02-01 2011-12-21 Methods of detecting multi-touch and performing near-touch separation in a touch panel TW201234229A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020110010257A KR20120089101A (ko) 2011-02-01 2011-02-01 터치 패널의 멀티 터치 검출 방법 및 이를 이용한 터치 스크린 장치의 동작 방법

Publications (1)

Publication Number Publication Date
TW201234229A true TW201234229A (en) 2012-08-16

Family

ID=46511479

Family Applications (1)

Application Number Title Priority Date Filing Date
TW100147596A TW201234229A (en) 2011-02-01 2011-12-21 Methods of detecting multi-touch and performing near-touch separation in a touch panel

Country Status (6)

Country Link
US (1) US20120194452A1 (https=)
JP (1) JP2012160172A (https=)
KR (1) KR20120089101A (https=)
CN (1) CN102622123A (https=)
DE (1) DE102011055219A1 (https=)
TW (1) TW201234229A (https=)

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TWI821097B (zh) * 2023-01-03 2023-11-01 大陸商北京集創北方科技股份有限公司 觸摸感測數據過濾方法、觸控裝置以及資訊處理裝置

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KR101429923B1 (ko) 2011-12-06 2014-08-13 엘지디스플레이 주식회사 터치 영역 라벨링 방법 및 그를 이용한 터치 센서 구동 장치
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KR101885216B1 (ko) * 2011-12-30 2018-08-30 삼성전자주식회사 터치 센서 시스템의 멀티 터치 구분 방법
US9046958B2 (en) * 2012-03-15 2015-06-02 Nokia Technologies Oy Method, apparatus and computer program product for user input interpretation and input error mitigation
CN102830877B (zh) * 2012-08-15 2016-02-03 敦泰科技有限公司 一种单导电层触摸屏多点定位方法和装置
CN103677355B (zh) * 2012-09-03 2016-09-14 原相科技股份有限公司 触控板的多点定位方法
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CN102968238B (zh) * 2012-12-03 2015-11-18 旭曜科技股份有限公司 提高触控坐标轨迹线性度的方法
KR102016570B1 (ko) * 2012-12-11 2019-10-24 엘지디스플레이 주식회사 터치 센싱 시스템과 그 노이즈 제거 방법
TWI488127B (zh) * 2012-12-12 2015-06-11 Academia Sinica 觸控面板的觸控點判斷方法與裝置
KR102008780B1 (ko) * 2012-12-21 2019-08-08 엘지디스플레이 주식회사 표시장치 및 그 구동방법
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KR102242891B1 (ko) * 2013-12-30 2021-04-21 엘지디스플레이 주식회사 가우시안 합성 모델을 이용한 터치 좌표 산출 방법
US9454278B2 (en) * 2014-04-25 2016-09-27 Synaptics Incorporated Weighting for display noise removal in capacitive sensors
KR101660846B1 (ko) * 2014-08-08 2016-09-28 주식회사 새울 복수의 무선 바를 기반으로 한 터치 센서의 동작 방법 및 복수의 무선 바를 기반으로 한 터치 센서
KR101585917B1 (ko) * 2014-08-19 2016-01-18 크루셜텍 (주) 플렉서블 터치 스크린 패널에서의 하이브리드 스캔 방식 터치 검출 방법 및 장치
TWI525501B (zh) * 2014-10-23 2016-03-11 瑞鼎科技股份有限公司 觸控濾波電路
KR102286893B1 (ko) * 2015-01-30 2021-08-06 엘지디스플레이 주식회사 터치 디스플레이 장치
JP6398763B2 (ja) * 2015-02-05 2018-10-03 ブラザー工業株式会社 入力装置，入力装置の信号出力方法，およびプログラム
WO2016138536A2 (en) * 2015-02-27 2016-09-01 Tactual Labs Co. Alterable ground plane for touch surfaces
US10261619B2 (en) * 2015-08-31 2019-04-16 Synaptics Incorporated Estimating force applied by an input object to a touch sensor
KR102348670B1 (ko) * 2015-09-30 2022-01-06 엘지디스플레이 주식회사 멀티 터치 감지형 표시장치와 그의 터치 식별코드 할당방법
WO2018029973A1 (ja) 2016-08-10 2018-02-15 株式会社 東芝 摩擦撹拌接合装置、加工位置設定装置、および測定装置
JP6919174B2 (ja) * 2016-10-26 2021-08-18 セイコーエプソン株式会社 タッチパネル装置およびタッチパネル制御プログラム
JP6858646B2 (ja) * 2017-05-29 2021-04-14 エルジー ディスプレイ カンパニー リミテッド タッチ検出装置及びタッチ検出方法
US10928955B1 (en) 2017-09-11 2021-02-23 Apple Inc. Suppression of structured image artifacts
JP6974091B2 (ja) * 2017-09-25 2021-12-01 エルジー ディスプレイ カンパニー リミテッド ２次元センサ及びタッチセンサ
CN108762557A (zh) * 2018-05-22 2018-11-06 北京集创北方科技股份有限公司 一种触摸检测方法和计算机可读存储介质
KR102142297B1 (ko) * 2019-11-18 2020-08-07 주식회사 실리콘웍스 차동 터치 센싱 시스템의 제어 회로 및 방법
KR102727750B1 (ko) * 2020-02-14 2024-11-08 주식회사 엘엑스세미콘 액티브펜을 센싱하는 터치센싱장치 및 이를 포함하는 디스플레이장치
US11599223B1 (en) 2020-03-13 2023-03-07 Apple Inc. System and machine learning method for separating noise and signal in multitouch sensors
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Publication number Priority date Publication date Assignee Title
TWI474234B (zh) * 2012-08-23 2015-02-21 Pixart Imaging Inc 觸控板之多點定位方法
TWI821097B (zh) * 2023-01-03 2023-11-01 大陸商北京集創北方科技股份有限公司 觸摸感測數據過濾方法、觸控裝置以及資訊處理裝置

Also Published As

Publication number Publication date
CN102622123A (zh) 2012-08-01
DE102011055219A1 (de) 2012-08-02
KR20120089101A (ko) 2012-08-09
JP2012160172A (ja) 2012-08-23
US20120194452A1 (en) 2012-08-02

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