TW201032110A - Ghost image detection method of capacitive touch panel - Google Patents
Ghost image detection method of capacitive touch panel Download PDFInfo
- Publication number
- TW201032110A TW201032110A TW98105214A TW98105214A TW201032110A TW 201032110 A TW201032110 A TW 201032110A TW 98105214 A TW98105214 A TW 98105214A TW 98105214 A TW98105214 A TW 98105214A TW 201032110 A TW201032110 A TW 201032110A
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- Prior art keywords
- trace
- capacitance value
- signal
- ghost
- direction trace
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- 238000001514 detection method Methods 0.000 title claims abstract description 15
- 230000001360 synchronised effect Effects 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims description 15
- 239000003990 capacitor Substances 0.000 claims 1
- 238000000691 measurement method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 20
- 230000008859 change Effects 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 241000283986 Lepus Species 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW98105214A TW201032110A (en) | 2009-02-19 | 2009-02-19 | Ghost image detection method of capacitive touch panel |
| US12/649,779 US8619056B2 (en) | 2009-01-07 | 2009-12-30 | Ghost resolution for a capacitive touch panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW98105214A TW201032110A (en) | 2009-02-19 | 2009-02-19 | Ghost image detection method of capacitive touch panel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW201032110A true TW201032110A (en) | 2010-09-01 |
| TWI377499B TWI377499B (enExample) | 2012-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW98105214A TW201032110A (en) | 2009-01-07 | 2009-02-19 | Ghost image detection method of capacitive touch panel |
Country Status (1)
| Country | Link |
|---|---|
| TW (1) | TW201032110A (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI454995B (zh) * | 2011-08-11 | 2014-10-01 | Wistron Corp | 光學式觸控裝置及其偵測觸控點座標之方法 |
| TWI463358B (zh) * | 2010-05-07 | 2014-12-01 | Silicon Integrated Sys Corp | 用於多點觸控感測裝置之鬼點去除方法 |
-
2009
- 2009-02-19 TW TW98105214A patent/TW201032110A/zh not_active IP Right Cessation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI463358B (zh) * | 2010-05-07 | 2014-12-01 | Silicon Integrated Sys Corp | 用於多點觸控感測裝置之鬼點去除方法 |
| TWI454995B (zh) * | 2011-08-11 | 2014-10-01 | Wistron Corp | 光學式觸控裝置及其偵測觸控點座標之方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI377499B (enExample) | 2012-11-21 |
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