DE3871393D1 - Digitalisiersystem mit rueckschleifenleitungsgitter. - Google Patents
Digitalisiersystem mit rueckschleifenleitungsgitter.Info
- Publication number
- DE3871393D1 DE3871393D1 DE8888903080T DE3871393T DE3871393D1 DE 3871393 D1 DE3871393 D1 DE 3871393D1 DE 8888903080 T DE8888903080 T DE 8888903080T DE 3871393 T DE3871393 T DE 3871393T DE 3871393 D1 DE3871393 D1 DE 3871393D1
- Authority
- DE
- Germany
- Prior art keywords
- loop
- grid
- digitalization system
- digitalization
- loop grid
- 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 - Fee Related
Links
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)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/026,217 US4734546A (en) | 1987-03-16 | 1987-03-16 | Digitizer system with loopback conductor grid |
PCT/US1988/000764 WO1988007247A1 (en) | 1987-03-16 | 1988-03-14 | Digitizer system with loopback conductor grid |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3871393D1 true DE3871393D1 (de) | 1992-06-25 |
Family
ID=21830533
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8888903080T Expired - Fee Related DE3871393D1 (de) | 1987-03-16 | 1988-03-14 | Digitalisiersystem mit rueckschleifenleitungsgitter. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4734546A (de) |
EP (1) | EP0362211B1 (de) |
JP (1) | JPH02500225A (de) |
CA (1) | CA1279119C (de) |
DE (1) | DE3871393D1 (de) |
HK (1) | HK97092A (de) |
SG (1) | SG96992G (de) |
WO (1) | WO1988007247A1 (de) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0307667B1 (de) * | 1987-08-24 | 1994-04-20 | Wacom Company, Ltd. | Koordinateneingabesystem mit einem Eingabeschreibstift |
FR2647240B1 (fr) * | 1989-05-22 | 1995-06-16 | Schlumberger Ind Sa | Table a numeriser |
US4990726A (en) * | 1989-11-07 | 1991-02-05 | Summagraphics Corporation | Digitized controller for position locator |
US4996393A (en) * | 1990-04-03 | 1991-02-26 | Summagraphics Corporation | Digitizer tablet with split-current conductor array |
US5194699A (en) * | 1990-04-03 | 1993-03-16 | Summagraphics Corporation | Digitizer tablet with fixed incremented grid portions |
US5051545A (en) * | 1990-04-06 | 1991-09-24 | Summagraphics Corporation | Digitizer with serpentine conductor grid having non-uniform repeat increment |
US5210380A (en) * | 1990-04-06 | 1993-05-11 | Summagraphics Corporation | Digitizer with serpentine-type conductor grid having uniform conductor repeat increments |
US5045645A (en) * | 1990-05-22 | 1991-09-03 | Calcomp Inc. | Digitizer system with passive pointer |
US5124509A (en) * | 1991-01-15 | 1992-06-23 | Calcomp, Inc. | Digitizer with capacitive and inductive coupling |
US5345044A (en) * | 1991-04-29 | 1994-09-06 | Calcomp, Inc. | Cordless digitizer using electromagnetic locating signals |
US5136125A (en) * | 1991-05-06 | 1992-08-04 | International Business Machines Corporation | Sensor grid for an electromagnetic digitizer tablet |
US5134253A (en) * | 1991-06-13 | 1992-07-28 | Calcomp, Inc. | Digitizer employing loopback conductor pattern using rotation sequencing |
US5276282A (en) * | 1992-04-15 | 1994-01-04 | International Business Machines | Optimal scan sequence for RF magnetic digitizers |
US5434372A (en) * | 1993-08-19 | 1995-07-18 | Acer Peripherals, Inc. | Position detecting apparatus with coils of opposite loop direction |
US6249234B1 (en) | 1994-05-14 | 2001-06-19 | Absolute Sensors Limited | Position detector |
US20030062889A1 (en) * | 1996-12-12 | 2003-04-03 | Synaptics (Uk) Limited | Position detector |
US6788221B1 (en) | 1996-06-28 | 2004-09-07 | Synaptics (Uk) Limited | Signal processing apparatus and method |
JP2002502497A (ja) | 1997-05-28 | 2002-01-22 | シナプティクス(ユーケー)リミテッド | 変換器および製造方法 |
US5986646A (en) * | 1997-07-22 | 1999-11-16 | Ace Cad Enterprise Co., Ltd. | Method and apparatus for finding the location of a pointing instrument on a tablet |
US6011545A (en) * | 1997-07-23 | 2000-01-04 | Numoncis, Inc. | Multi-panel digitizer |
GB9720954D0 (en) | 1997-10-02 | 1997-12-03 | Scient Generics Ltd | Commutators for motors |
GB9721891D0 (en) | 1997-10-15 | 1997-12-17 | Scient Generics Ltd | Symmetrically connected spiral transducer |
GB9811151D0 (en) | 1998-05-22 | 1998-07-22 | Scient Generics Ltd | Rotary encoder |
US6396005B2 (en) | 1998-06-15 | 2002-05-28 | Rodgers Technology Center, Inc. | Method and apparatus for diminishing grid complexity in a tablet |
ATE250784T1 (de) | 1998-11-27 | 2003-10-15 | Synaptics Uk Ltd | Positionssensor |
US7019672B2 (en) * | 1998-12-24 | 2006-03-28 | Synaptics (Uk) Limited | Position sensor |
WO2002103622A2 (en) * | 2001-05-21 | 2002-12-27 | Synaptics (Uk) Limited | Position sensor |
GB2403017A (en) * | 2002-03-05 | 2004-12-22 | Synaptics | Position sensor |
US7907130B2 (en) * | 2002-06-05 | 2011-03-15 | Synaptics (Uk) Limited | Signal transfer method and apparatus |
GB0317370D0 (en) * | 2003-07-24 | 2003-08-27 | Synaptics Uk Ltd | Magnetic calibration array |
GB0319945D0 (en) * | 2003-08-26 | 2003-09-24 | Synaptics Uk Ltd | Inductive sensing system |
US20080186248A1 (en) * | 2007-02-01 | 2008-08-07 | Chia-Jui Yeh | Large-Sized Electromagnetic Digital Board With Segmented Frame Antenna |
EP1956470A1 (de) * | 2007-02-11 | 2008-08-13 | Waltop International Corp. | Großes elektromagnetisches Digitalisiertablett mit segmentierter Rahmenantenne |
WO2008139216A2 (en) | 2007-05-10 | 2008-11-20 | Cambridge Integrated Circuits Limited | Transducer |
GB2488389C (en) | 2010-12-24 | 2018-08-22 | Cambridge Integrated Circuits Ltd | Position sensing transducer |
GB2503006B (en) | 2012-06-13 | 2017-08-09 | Cambridge Integrated Circuits Ltd | Position sensing transducer |
CN105204702B (zh) * | 2015-09-25 | 2018-04-20 | 京东方科技集团股份有限公司 | 电磁电容触摸屏 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3819857A (en) * | 1971-11-17 | 1974-06-25 | Tokyo Shibaura Electric Co | Electromagnetic induction type pattern input apparatus |
US4029899A (en) * | 1974-11-20 | 1977-06-14 | National Research Development Corporation | Position indicator |
US4418242A (en) * | 1980-03-04 | 1983-11-29 | Fujitsu Limited | Coordinate reading apparatus |
JPS5921077B2 (ja) * | 1981-12-28 | 1984-05-17 | 富士通株式会社 | 座標読取装置 |
US4423286A (en) * | 1982-07-21 | 1983-12-27 | Talos Systems, Inc. | Apparatus and method for determining the position of a driven coil within a grid of spaced conductors |
US4570033A (en) * | 1983-09-09 | 1986-02-11 | Numonics Corporation | Polyphase digitizer |
US4552991A (en) * | 1983-11-03 | 1985-11-12 | Numonics Corporation | Absolute position coordinate determining device employing a single phase difference measurement to determine cursor position |
US4560830A (en) * | 1983-12-22 | 1985-12-24 | Schlumberger Technology Corporation | Digitizer tablet with coarse and fine position determination |
DE3682179D1 (de) * | 1985-12-18 | 1991-11-28 | Aristo Graphic Systeme | Digitalisiertablett sowie verfahren zu dessen ansteuerung. |
US4661656A (en) * | 1986-01-16 | 1987-04-28 | Kurta Corporation | Graphic tablet and method |
JPS6344224A (ja) * | 1986-08-08 | 1988-02-25 | Seiko Instr & Electronics Ltd | 電磁誘導型座標読取装置 |
-
1987
- 1987-03-16 US US07/026,217 patent/US4734546A/en not_active Expired - Fee Related
-
1988
- 1988-03-14 EP EP88903080A patent/EP0362211B1/de not_active Expired
- 1988-03-14 JP JP63502992A patent/JPH02500225A/ja active Granted
- 1988-03-14 DE DE8888903080T patent/DE3871393D1/de not_active Expired - Fee Related
- 1988-03-14 WO PCT/US1988/000764 patent/WO1988007247A1/en active IP Right Grant
- 1988-03-15 CA CA000561465A patent/CA1279119C/en not_active Expired - Fee Related
-
1992
- 1992-09-28 SG SG969/92A patent/SG96992G/en unknown
- 1992-12-03 HK HK970/92A patent/HK97092A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA1279119C (en) | 1991-01-15 |
EP0362211B1 (de) | 1992-05-20 |
JPH02500225A (ja) | 1990-01-25 |
JPH0545977B2 (de) | 1993-07-12 |
EP0362211A4 (en) | 1990-12-05 |
US4734546A (en) | 1988-03-29 |
EP0362211A1 (de) | 1990-04-11 |
WO1988007247A1 (en) | 1988-09-22 |
HK97092A (en) | 1992-12-11 |
SG96992G (en) | 1992-12-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |