CN102479000A - 一种红外触摸屏多点识别方法及一种红外触摸屏 - Google Patents
一种红外触摸屏多点识别方法及一种红外触摸屏 Download PDFInfo
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- CN102479000A CN102479000A CN2010105624304A CN201010562430A CN102479000A CN 102479000 A CN102479000 A CN 102479000A CN 2010105624304 A CN2010105624304 A CN 2010105624304A CN 201010562430 A CN201010562430 A CN 201010562430A CN 102479000 A CN102479000 A CN 102479000A
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- touch point
- point
- infrared
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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
- G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
- G06F3/0421—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means by interrupting or reflecting a light beam, e.g. optical touch-screen
-
- 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
- G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
-
- 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
- G06F3/0416—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; 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
- G06F2203/04104—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
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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 (19)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010105624304A CN102479000A (zh) | 2010-11-26 | 2010-11-26 | 一种红外触摸屏多点识别方法及一种红外触摸屏 |
EP11842901.8A EP2645213A4 (en) | 2010-11-26 | 2011-10-20 | METHOD FOR MULTIPOINT RECOGNITION ON INFRARED TOUCH SCREEN AND SCREEN OF THIS TYPE |
PCT/CN2011/081006 WO2012068933A1 (zh) | 2010-11-26 | 2011-10-20 | 一种红外触摸屏多点识别方法及一种红外触摸屏 |
KR1020137015253A KR20130136485A (ko) | 2010-11-26 | 2011-10-20 | 적외선 터치 스크린 멀티-포인트 인식 방법 및 적외선 터치 스크린 |
US13/989,723 US9395849B2 (en) | 2010-11-26 | 2011-10-20 | Infrared touch screen multi-point recognizing method and infrared touch screen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010105624304A CN102479000A (zh) | 2010-11-26 | 2010-11-26 | 一种红外触摸屏多点识别方法及一种红外触摸屏 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN102479000A true CN102479000A (zh) | 2012-05-30 |
Family
ID=46091667
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010105624304A Pending CN102479000A (zh) | 2010-11-26 | 2010-11-26 | 一种红外触摸屏多点识别方法及一种红外触摸屏 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9395849B2 (zh) |
EP (1) | EP2645213A4 (zh) |
KR (1) | KR20130136485A (zh) |
CN (1) | CN102479000A (zh) |
WO (1) | WO2012068933A1 (zh) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102629170A (zh) * | 2012-01-21 | 2012-08-08 | 程抒一 | 触摸屏移动干扰点蔽方法 |
CN102929445A (zh) * | 2012-10-23 | 2013-02-13 | 北京凡达讯科技有限公司 | 鬼点确定方法及触摸屏 |
CN103677441A (zh) * | 2012-09-18 | 2014-03-26 | 北京汇冠新技术股份有限公司 | 红外多点识别方法、红外多点识别装置和红外触摸屏 |
CN103853388A (zh) * | 2012-12-05 | 2014-06-11 | 北京汇冠新技术股份有限公司 | 一种提高红外触摸屏触摸精度的方法 |
CN104182092A (zh) * | 2014-08-04 | 2014-12-03 | 深圳市巨浪科教设备有限公司 | 红外触摸屏定位方法及系统 |
CN104657002A (zh) * | 2014-12-02 | 2015-05-27 | 友达光电股份有限公司 | 触控系统与触控检测方法 |
CN107003758A (zh) * | 2015-06-16 | 2017-08-01 | 华为技术有限公司 | 鬼点处理方法及用户设备 |
CN108153451A (zh) * | 2018-01-22 | 2018-06-12 | 河北华发教育科技股份有限公司 | 一种基于触摸屏的校准方法及系统 |
CN110262698A (zh) * | 2019-06-27 | 2019-09-20 | 深圳市康冠商用科技有限公司 | 一种红外触摸屏扫描方法和相关装置 |
CN111164564A (zh) * | 2017-09-29 | 2020-05-15 | Sk电信有限公司 | 控制触摸显示器的装置、方法及触摸显示系统 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101260341B1 (ko) * | 2011-07-01 | 2013-05-06 | 주식회사 알엔디플러스 | 멀티 터치 인식 장치 |
CN103472958B (zh) * | 2013-08-27 | 2016-08-10 | 合肥工业大学 | 一种基于红外多点触摸计算坐标的方法 |
CN104182091B (zh) * | 2014-08-04 | 2017-02-15 | 深圳市浪涛科技有限公司 | 红外触摸屏多点触摸识别方法及系统 |
TWI562038B (en) * | 2015-07-08 | 2016-12-11 | Wistron Corp | Method of detecting touch position and touch apparatus thereof |
CN105005419B (zh) * | 2015-08-04 | 2024-04-16 | 北京汇冠触摸技术有限公司 | 一种非接触式手势识别红外触摸屏 |
CN105760023B (zh) * | 2016-02-18 | 2019-01-25 | 广州华欣电子科技有限公司 | 一种红外对管触摸屏的扫描方法及装置 |
CN105824478B (zh) * | 2016-05-30 | 2019-02-19 | 青岛海信电器股份有限公司 | 触摸定位方法及触摸屏 |
CN109542276B (zh) * | 2018-11-22 | 2022-02-08 | 青岛海信商用显示股份有限公司 | 一种触控点识别方法及装置和显示设备 |
CN114077359A (zh) * | 2020-08-11 | 2022-02-22 | 青岛海信商用显示股份有限公司 | 触摸识别方法及显示设备 |
KR20230085322A (ko) * | 2021-12-07 | 2023-06-14 | 주식회사 엘엑스세미콘 | 터치 센싱 장치 및 터치 센싱 방법 |
Citations (5)
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CN101071356A (zh) * | 2007-06-15 | 2007-11-14 | 广东威创日新电子有限公司 | 一种红外线触摸屏及其多点触摸定位方法 |
CN101226446A (zh) * | 2008-01-09 | 2008-07-23 | 广东威创视讯科技股份有限公司 | 红外线触摸屏及多点触摸定位方法 |
CN101286104A (zh) * | 2008-06-05 | 2008-10-15 | 成都吉锐触摸技术股份有限公司 | 在红外触摸屏上识别多个触摸点的方法 |
US20100039405A1 (en) * | 2008-08-13 | 2010-02-18 | Au Optronics Corp. | Projective Capacitive Touch Apparatus, and Method for Identifying Distinctive Positions |
CN101727245A (zh) * | 2008-10-15 | 2010-06-09 | 北京京东方光电科技有限公司 | 多点触摸定位方法及多点触摸屏 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8400406B1 (en) * | 2003-11-03 | 2013-03-19 | Imaging Systems Technology, Inc. | IR touch |
US8130202B2 (en) * | 2007-05-01 | 2012-03-06 | International Business Machines Corporation | Infrared touch screen gated by touch force |
US20090219256A1 (en) * | 2008-02-11 | 2009-09-03 | John David Newton | Systems and Methods for Resolving Multitouch Scenarios for Optical Touchscreens |
US20090278816A1 (en) * | 2008-05-06 | 2009-11-12 | Next Holdings Limited | Systems and Methods For Resolving Multitouch Scenarios Using Software Filters |
US8928608B2 (en) * | 2009-09-30 | 2015-01-06 | Beijing Irtouch Systems Co., Ltd | Touch screen, touch system and method for positioning a touch object in touch system |
US8659561B2 (en) * | 2009-12-18 | 2014-02-25 | Lg Display Co., Ltd. | Display device including optical sensing frame and method of sensing touch |
US20130027357A1 (en) * | 2010-04-16 | 2013-01-31 | Ping Liu | Touch locating method and system, display |
-
2010
- 2010-11-26 CN CN2010105624304A patent/CN102479000A/zh active Pending
-
2011
- 2011-10-20 EP EP11842901.8A patent/EP2645213A4/en not_active Withdrawn
- 2011-10-20 WO PCT/CN2011/081006 patent/WO2012068933A1/zh active Application Filing
- 2011-10-20 KR KR1020137015253A patent/KR20130136485A/ko not_active Application Discontinuation
- 2011-10-20 US US13/989,723 patent/US9395849B2/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101071356A (zh) * | 2007-06-15 | 2007-11-14 | 广东威创日新电子有限公司 | 一种红外线触摸屏及其多点触摸定位方法 |
CN101226446A (zh) * | 2008-01-09 | 2008-07-23 | 广东威创视讯科技股份有限公司 | 红外线触摸屏及多点触摸定位方法 |
CN101286104A (zh) * | 2008-06-05 | 2008-10-15 | 成都吉锐触摸技术股份有限公司 | 在红外触摸屏上识别多个触摸点的方法 |
US20100039405A1 (en) * | 2008-08-13 | 2010-02-18 | Au Optronics Corp. | Projective Capacitive Touch Apparatus, and Method for Identifying Distinctive Positions |
CN101727245A (zh) * | 2008-10-15 | 2010-06-09 | 北京京东方光电科技有限公司 | 多点触摸定位方法及多点触摸屏 |
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102629170A (zh) * | 2012-01-21 | 2012-08-08 | 程抒一 | 触摸屏移动干扰点蔽方法 |
CN103677441B (zh) * | 2012-09-18 | 2017-02-08 | 北京汇冠新技术股份有限公司 | 红外多点识别方法、红外多点识别装置和红外触摸屏 |
CN103677441A (zh) * | 2012-09-18 | 2014-03-26 | 北京汇冠新技术股份有限公司 | 红外多点识别方法、红外多点识别装置和红外触摸屏 |
WO2014044180A1 (zh) * | 2012-09-18 | 2014-03-27 | 北京汇冠新技术股份有限公司 | 红外多点识别方法、红外多点识别装置和红外触摸屏 |
CN102929445A (zh) * | 2012-10-23 | 2013-02-13 | 北京凡达讯科技有限公司 | 鬼点确定方法及触摸屏 |
CN103853388A (zh) * | 2012-12-05 | 2014-06-11 | 北京汇冠新技术股份有限公司 | 一种提高红外触摸屏触摸精度的方法 |
CN103853388B (zh) * | 2012-12-05 | 2017-01-25 | 北京汇冠新技术股份有限公司 | 一种提高红外触摸屏触摸精度的方法 |
CN104182092A (zh) * | 2014-08-04 | 2014-12-03 | 深圳市巨浪科教设备有限公司 | 红外触摸屏定位方法及系统 |
CN104182092B (zh) * | 2014-08-04 | 2017-03-29 | 深圳市巨浪科教设备有限公司 | 红外触摸屏定位方法及系统 |
CN104657002A (zh) * | 2014-12-02 | 2015-05-27 | 友达光电股份有限公司 | 触控系统与触控检测方法 |
CN104657002B (zh) * | 2014-12-02 | 2018-06-29 | 友达光电股份有限公司 | 触控系统与触控检测方法 |
CN107003758A (zh) * | 2015-06-16 | 2017-08-01 | 华为技术有限公司 | 鬼点处理方法及用户设备 |
CN107003758B (zh) * | 2015-06-16 | 2020-04-28 | 华为技术有限公司 | 鬼点处理方法及用户设备 |
CN111164564A (zh) * | 2017-09-29 | 2020-05-15 | Sk电信有限公司 | 控制触摸显示器的装置、方法及触摸显示系统 |
CN111164564B (zh) * | 2017-09-29 | 2023-05-23 | Sk电信有限公司 | 控制触摸显示器的装置、方法及触摸显示系统 |
CN108153451A (zh) * | 2018-01-22 | 2018-06-12 | 河北华发教育科技股份有限公司 | 一种基于触摸屏的校准方法及系统 |
CN110262698A (zh) * | 2019-06-27 | 2019-09-20 | 深圳市康冠商用科技有限公司 | 一种红外触摸屏扫描方法和相关装置 |
Also Published As
Publication number | Publication date |
---|---|
EP2645213A1 (en) | 2013-10-02 |
KR20130136485A (ko) | 2013-12-12 |
US20130234993A1 (en) | 2013-09-12 |
US9395849B2 (en) | 2016-07-19 |
EP2645213A4 (en) | 2016-03-16 |
WO2012068933A1 (zh) | 2012-05-31 |
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