JPH0580011B2 - - Google Patents
Info
- Publication number
- JPH0580011B2 JPH0580011B2 JP19160890A JP19160890A JPH0580011B2 JP H0580011 B2 JPH0580011 B2 JP H0580011B2 JP 19160890 A JP19160890 A JP 19160890A JP 19160890 A JP19160890 A JP 19160890A JP H0580011 B2 JPH0580011 B2 JP H0580011B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- touch panel
- electrode
- current
- measuring device
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- 238000005259 measurement Methods 0.000 claims description 54
- 241001422033 Thestylus Species 0.000 description 10
- 230000004044 response Effects 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 4
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 4
- 230000001788 irregular Effects 0.000 description 4
- 238000010894 electron beam technology Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000010606 normalization Methods 0.000 description 2
- 230000001427 coherent effect Effects 0.000 description 1
- 238000013479 data entry Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Landscapes
- Position Input By Displaying (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US383113 | 1989-07-20 | ||
| US07/383,113 US4922061A (en) | 1988-06-13 | 1989-07-20 | Capacitive touch panel system with randomly modulated position measurement signal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0354624A JPH0354624A (ja) | 1991-03-08 |
| JPH0580011B2 true JPH0580011B2 (de) | 1993-11-05 |
Family
ID=23511777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2191608A Granted JPH0354624A (ja) | 1989-07-20 | 1990-07-19 | タッチパネル・システムの位置測定装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0354624A (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008009750A (ja) * | 2006-06-29 | 2008-01-17 | Casio Comput Co Ltd | タッチパネル付き液晶表示素子 |
| CN101458594B (zh) * | 2007-12-12 | 2012-07-18 | 清华大学 | 触摸屏及显示装置 |
| TWI500194B (zh) * | 2007-12-21 | 2015-09-11 | Hon Hai Prec Ind Co Ltd | 觸摸屏、觸摸屏的製備方法及使用該觸摸屏的顯示裝置 |
| EP2317421A2 (de) * | 2009-10-30 | 2011-05-04 | Samsung Corning Precision Materials Co., Ltd. | Anzeigefilter mit Berührungseingabefunktion |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6358529A (ja) * | 1986-08-26 | 1988-03-14 | テクトロニックス・インコ−ポレイテッド | 自動周波数制御機能付タッチパネル装置 |
-
1990
- 1990-07-19 JP JP2191608A patent/JPH0354624A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6358529A (ja) * | 1986-08-26 | 1988-03-14 | テクトロニックス・インコ−ポレイテッド | 自動周波数制御機能付タッチパネル装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0354624A (ja) | 1991-03-08 |
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