JPH0255323U - - Google Patents
Info
- Publication number
- JPH0255323U JPH0255323U JP13267288U JP13267288U JPH0255323U JP H0255323 U JPH0255323 U JP H0255323U JP 13267288 U JP13267288 U JP 13267288U JP 13267288 U JP13267288 U JP 13267288U JP H0255323 U JPH0255323 U JP H0255323U
- Authority
- JP
- Japan
- Prior art keywords
- detection
- signal
- input device
- shield layer
- pen
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
図面は本考案の一実施例を示すもので第１図は
信号検出ペンの縦断面図、第２図は電気回路図、
第３図は等価回路図、第４図は従来例である。
１…信号検出ペン、２…検出軸、４…絶縁層、
５…シールド層、８…インストルメンテーシヨン
アンプ、１１，１２…ボルテージフオロワ、１３
…差動増幅器、２１，２２…電極線。
The drawings show one embodiment of the present invention; Fig. 1 is a vertical cross-sectional view of a signal detection pen, Fig. 2 is an electric circuit diagram,
FIG. 3 is an equivalent circuit diagram, and FIG. 4 is a conventional example. 1... Signal detection pen, 2... Detection axis, 4... Insulating layer,
5... Shield layer, 8... Instrumentation amplifier, 11, 12... Voltage follower, 13
...Differential amplifier, 21, 22... Electrode wire.
Claims (1)
パルス信号と容量結合することにより、コード信
号を入力する容量結合方式入力装置用信号検出ペ
ンであつて、該信号検出ペンの少なくとも検出軸
先端部分外周に絶縁層を介して検出軸を囲繞する
シールド層と、前記検出軸とシールド層とに接続
されたインストルメンテーシヨンアンプを有する
ことを特徴とする容量結合方式入力装置用信号検
出ペン。 A signal detection pen for a capacitively coupled input device that inputs a code signal by capacitively coupling with a pulse signal applied to an electrode wire arranged along a coordinate axis, the signal detection pen having at least the tip of the detection axis. A signal detection pen for a capacitively coupled input device, comprising: a shield layer surrounding a detection shaft via an insulating layer on a partial outer periphery; and an instrumentation amplifier connected to the detection shaft and the shield layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13267288U JPH0255323U (en) | 1988-10-11 | 1988-10-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13267288U JPH0255323U (en) | 1988-10-11 | 1988-10-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0255323U true JPH0255323U (en) | 1990-04-20 |
Family
ID=31389853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13267288U Pending JPH0255323U (en) | 1988-10-11 | 1988-10-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0255323U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008122913A (en) * | 2006-11-09 | 2008-05-29 | Samsung Electronics Co Ltd | Liquid crystal display with integrated touch panel |
-
1988
- 1988-10-11 JP JP13267288U patent/JPH0255323U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008122913A (en) * | 2006-11-09 | 2008-05-29 | Samsung Electronics Co Ltd | Liquid crystal display with integrated touch panel |
| US8493518B2 (en) | 2006-11-09 | 2013-07-23 | Samsung Display Co., Ltd. | LCDS with integrated touch panels |
| US8842228B2 (en) | 2006-11-09 | 2014-09-23 | Samsung Display Co., Ltd. | LCDs with integrated touch panels |
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