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
Links
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)
| 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 |
-
2011
- 2011-07-01 TW TW100123310A patent/TW201303672A/zh not_active IP Right Cessation
Patent Citations (5)
| 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 |