JPS61115240U - - Google Patents
Info
- Publication number
- JPS61115240U JPS61115240U JP1984199384U JP19938484U JPS61115240U JP S61115240 U JPS61115240 U JP S61115240U JP 1984199384 U JP1984199384 U JP 1984199384U JP 19938484 U JP19938484 U JP 19938484U JP S61115240 U JPS61115240 U JP S61115240U
- Authority
- JP
- Japan
- Prior art keywords
- tablet
- magnetic
- view
- backlight
- liquid crystal
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 2
- 239000004973 liquid crystal related substance Substances 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 239000004020 conductor Substances 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
Description
図面は本考案の説明に供するもので、第１図は
本考案の一実施例を示す斜視図、第２図は入出力
パネルの一部省略拡大断面図、第３図はタブレツ
トの具体的な構造を示す図、第４図は磁性体板の
ようすを示す図、第５図は導体板の斜視図、第６
図は励磁線の周囲の磁束のようすを示す説明図、
第７図は入力ペンの構造を示す断面図、第８図は
その電気回路図、第９図は装置要部の回路ブロツ
ク図、第１０図は磁気バイアス対透磁率の特性図
、第１１図はＸ方向の各検出線に発生する誘導電
圧の一例を示すグラフ、第１２図は駆動電流源の
具体例を示す電気回路図である。
１…入出力パネル、２…入力ペン、３…電源装
置、４…制御装置、１０…タブレツト、１１…シ
ールド板、１２…バツクライト、１３…液晶表示
板。
The drawings are for explaining the present invention. Fig. 1 is a perspective view showing one embodiment of the invention, Fig. 2 is an enlarged cross-sectional view of the input/output panel with some parts omitted, and Fig. 3 is a detailed view of the tablet. Figure 4 is a diagram showing the structure of the magnetic plate, Figure 5 is a perspective view of the conductor plate, and Figure 6 is a diagram showing the structure of the magnetic plate.
The figure is an explanatory diagram showing the state of magnetic flux around the excitation line,
Figure 7 is a sectional view showing the structure of the input pen, Figure 8 is its electric circuit diagram, Figure 9 is a circuit block diagram of the main part of the device, Figure 10 is a characteristic diagram of magnetic bias versus magnetic permeability, and Figure 11. 12 is a graph showing an example of the induced voltage generated in each detection line in the X direction, and FIG. 12 is an electric circuit diagram showing a specific example of the drive current source. DESCRIPTION OF SYMBOLS 1... Input/output panel, 2... Input pen, 3... Power supply device, 4... Control device, 10... Tablet, 11... Shield plate, 12... Backlight, 13... Liquid crystal display board.
Claims (1)
で指定したタブレツト上の位置を検出する位置検
出装置において、該タブレツト上に非磁性金属よ
りなるシールド板を介して、バツクライト並びに
液晶デイスプレイを重ね合せたことを特徴とする
デイスプレイ付き座標入力装置。 In a position detection device that detects a position on a tablet specified by a position specifying magnetic generator that generates a steady magnetic field, a backlight and a liquid crystal display are superimposed on the tablet via a shield plate made of non-magnetic metal. A coordinate input device with a display characterized by:
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984199384U JPH0132133Y2 (en) | 1984-12-29 | 1984-12-29 | |
| EP85116521A EP0187372B1 (en) | 1984-12-28 | 1985-12-23 | Position detecting device |
| KR1019850009712A KR930011886B1 (en) | 1984-12-28 | 1985-12-23 | Position detecting device |
| DE8585116521T DE3579144D1 (en) | 1984-12-28 | 1985-12-23 | DEVICE FOR DETERMINING THE POSITION. |
| US06/813,446 US4704501A (en) | 1984-12-28 | 1985-12-26 | Position detecting device |
| CN85109725A CN1008222B (en) | 1984-12-28 | 1985-12-28 | Position detecting device |
| US07/447,327 USRE33740E (en) | 1984-12-28 | 1989-11-03 | Position detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984199384U JPH0132133Y2 (en) | 1984-12-29 | 1984-12-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61115240U true JPS61115240U (en) | 1986-07-21 |
| JPH0132133Y2 JPH0132133Y2 (en) | 1989-10-02 |
Family
ID=30759257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984199384U Expired JPH0132133Y2 (en) | 1984-12-28 | 1984-12-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0132133Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63236126A (en) * | 1987-03-25 | 1988-10-03 | Hitachi Seiko Ltd | Coordinate detector |
| WO1990010902A1 (en) * | 1989-03-14 | 1990-09-20 | Wacom Co., Ltd. | Coordinate input device |
| JPH05210452A (en) * | 1991-10-17 | 1993-08-20 | Internatl Business Mach Corp <Ibm> | Electromagnetic digitizer |
-
1984
- 1984-12-29 JP JP1984199384U patent/JPH0132133Y2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63236126A (en) * | 1987-03-25 | 1988-10-03 | Hitachi Seiko Ltd | Coordinate detector |
| WO1990010902A1 (en) * | 1989-03-14 | 1990-09-20 | Wacom Co., Ltd. | Coordinate input device |
| JPH05210452A (en) * | 1991-10-17 | 1993-08-20 | Internatl Business Mach Corp <Ibm> | Electromagnetic digitizer |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0132133Y2 (en) | 1989-10-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6070071U (en) | Probe for current measurement | |
| JPS61115240U (en) | ||
| JPS60145339U (en) | Torque detection device | |
| JPS59184882U (en) | Pachinko machine tampering detection device | |
| JPH0440312U (en) | ||
| JPS59111486U (en) | turntable device | |
| JPS58186791U (en) | power supply | |
| JPS59146911U (en) | Drive device for plunger solenoid | |
| JPS6221513U (en) | ||
| JPS59180408U (en) | Magnetic coil drive device | |
| JPS60117690U (en) | power supply | |
| JPS5813945U (en) | Demagnetizing device for electromagnetic chuck | |
| JPS63135613U (en) | ||
| JPS59146912U (en) | Drive device for plunger solenoid | |
| JPS60193658U (en) | mass spectrometer | |
| JPS614231U (en) | display terminal device | |
| JPS60156900U (en) | power generation equipment | |
| JPS59144430U (en) | electromagnetic flow meter | |
| JPS5828228U (en) | air conditioner | |
| JPS59163925U (en) | Needle type liquid level gauge | |
| JPS6084901U (en) | beam bender | |
| JPS60127022U (en) | signal output device | |
| JPS59187027U (en) | switch circuit | |
| JPS60165933U (en) | light switch | |
| JPS59122798U (en) | Induction motor drive device using an inverter |