JPS62121637U - - Google Patents
Info
- Publication number
- JPS62121637U JPS62121637U JP1986008397U JP839786U JPS62121637U JP S62121637 U JPS62121637 U JP S62121637U JP 1986008397 U JP1986008397 U JP 1986008397U JP 839786 U JP839786 U JP 839786U JP S62121637 U JPS62121637 U JP S62121637U
- Authority
- JP
- Japan
- Prior art keywords
- loop
- main loop
- compensation
- drive circuit
- main
- 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
- 239000004020 conductor Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/046—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Electromagnetism (AREA)
- Human Computer Interaction (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986008397U JPH0435948Y2 (US20030199744A1-20031023-C00003.png) | 1986-01-25 | 1986-01-25 | |
| US06/941,160 US4710595A (en) | 1986-01-25 | 1986-12-12 | Coordinate input device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986008397U JPH0435948Y2 (US20030199744A1-20031023-C00003.png) | 1986-01-25 | 1986-01-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62121637U true JPS62121637U (US20030199744A1-20031023-C00003.png) | 1987-08-01 |
| JPH0435948Y2 JPH0435948Y2 (US20030199744A1-20031023-C00003.png) | 1992-08-25 |
Family
ID=11692050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986008397U Expired JPH0435948Y2 (US20030199744A1-20031023-C00003.png) | 1986-01-25 | 1986-01-25 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4710595A (US20030199744A1-20031023-C00003.png) |
| JP (1) | JPH0435948Y2 (US20030199744A1-20031023-C00003.png) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4959805A (en) * | 1987-03-17 | 1990-09-25 | Alps Electric Co., Ltd. | Coordinate detecting device |
| US4831566A (en) * | 1987-03-20 | 1989-05-16 | Summagraphics Corporation | Method and apparatus for calibration of a charge ratio digitizer |
| JPH03175521A (ja) * | 1989-12-04 | 1991-07-30 | Seiko Instr Inc | 座標読取装置 |
| JP3345433B2 (ja) * | 1991-12-13 | 2002-11-18 | 富士通株式会社 | 画像編集装置 |
| US5940065A (en) | 1996-03-15 | 1999-08-17 | Elo Touchsystems, Inc. | Algorithmic compensation system and method therefor for a touch sensor panel |
| JP4004799B2 (ja) * | 2002-01-09 | 2007-11-07 | 株式会社ワコム | 座標入力装置のセンサコイルへの電流送出回路 |
| US7187366B2 (en) * | 2003-04-14 | 2007-03-06 | Super Elite Technology Co., Ltd. | Input system with detection of coordinates |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3732369A (en) * | 1971-04-05 | 1973-05-08 | Welland Investment Trust | Coordinate digitizer system |
| US3904822A (en) * | 1974-03-21 | 1975-09-09 | Bendix Corp | Absolute position determining system using free stylus |
| US4054746A (en) * | 1975-10-22 | 1977-10-18 | Data Automation Corporation | Electronic coordinate position digitizing system |
| US4582955A (en) * | 1984-03-23 | 1986-04-15 | Pencept, Inc. | Digitizing tablet system including a tablet having a grid structure made of two orthogonal sets of parallel uniformly sized and spaced U shaped loops of conductive material |
-
1986
- 1986-01-25 JP JP1986008397U patent/JPH0435948Y2/ja not_active Expired
- 1986-12-12 US US06/941,160 patent/US4710595A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0435948Y2 (US20030199744A1-20031023-C00003.png) | 1992-08-25 |
| US4710595A (en) | 1987-12-01 |
