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TWI448945B - - Google Patents

Info

Publication number
TWI448945B
TWI448945B TW100123310A TW100123310A TWI448945B TW I448945 B TWI448945 B TW I448945B TW 100123310 A TW100123310 A TW 100123310A TW 100123310 A TW100123310 A TW 100123310A TW I448945 B TWI448945 B TW I448945B
Authority
TW
Taiwan
Application number
TW100123310A
Other versions
TW201303672A (zh
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 filed Critical
Priority to TW100123310A priority Critical patent/TW201303672A/zh
Priority to US13/506,138 priority patent/US9063616B2/en
Publication of TW201303672A publication Critical patent/TW201303672A/zh
Priority to US13/797,748 priority patent/US8890848B2/en
Application granted granted Critical
Publication of TWI448945B publication Critical patent/TWI448945B/zh

Links

TW100123310A 2011-06-02 2011-07-01 用於光學式觸控面板的觸碰點定位方法及光學式觸控面板 TW201303672A (zh)

Priority Applications (3)

Application Number Priority Date Filing Date Title
TW100123310A TW201303672A (zh) 2011-07-01 2011-07-01 用於光學式觸控面板的觸碰點定位方法及光學式觸控面板
US13/506,138 US9063616B2 (en) 2011-06-02 2012-03-29 Optical touch device with symmetric light sources and locating method thereof
US13/797,748 US8890848B2 (en) 2011-06-02 2013-03-12 Optical touch device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW100123310A TW201303672A (zh) 2011-07-01 2011-07-01 用於光學式觸控面板的觸碰點定位方法及光學式觸控面板

Publications (2)

Publication Number Publication Date
TW201303672A TW201303672A (zh) 2013-01-16
TWI448945B true TWI448945B (zh) 2014-08-11

Family

ID=48138091

Family Applications (1)

Application Number Title Priority Date Filing Date
TW100123310A TW201303672A (zh) 2011-06-02 2011-07-01 用於光學式觸控面板的觸碰點定位方法及光學式觸控面板

Country Status (1)

Country Link
TW (1) TW201303672A (zh)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5162783A (en) * 1990-07-23 1992-11-10 Akzo N.V. Infrared touch screen device for a video monitor
CN101369204A (zh) * 2008-10-09 2009-02-18 旭丽电子(广州)有限公司 增加光学式触控面板辨识率之方法
JP2010129026A (ja) * 2008-12-01 2010-06-10 Panasonic Corp 入力装置
TW201113774A (en) * 2009-10-07 2011-04-16 Radiant Opto Electronics Corp Backlight module and optical touch panel
TWI421753B (zh) * 2010-08-12 2014-01-01 Lite On Semiconductor Corp Calibration method, detection device and optical touch panel for optical touch panel

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5162783A (en) * 1990-07-23 1992-11-10 Akzo N.V. Infrared touch screen device for a video monitor
CN101369204A (zh) * 2008-10-09 2009-02-18 旭丽电子(广州)有限公司 增加光学式触控面板辨识率之方法
JP2010129026A (ja) * 2008-12-01 2010-06-10 Panasonic Corp 入力装置
TW201113774A (en) * 2009-10-07 2011-04-16 Radiant Opto Electronics Corp Backlight module and optical touch panel
TWI421753B (zh) * 2010-08-12 2014-01-01 Lite On Semiconductor Corp Calibration method, detection device and optical touch panel for optical touch panel

Also Published As

Publication number Publication date
TW201303672A (zh) 2013-01-16

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees