DE69203561D1 - Material zur Abschirmung von einem elektromagnetischen Digitizer. - Google Patents
Material zur Abschirmung von einem elektromagnetischen Digitizer.Info
- Publication number
- DE69203561D1 DE69203561D1 DE69203561T DE69203561T DE69203561D1 DE 69203561 D1 DE69203561 D1 DE 69203561D1 DE 69203561 T DE69203561 T DE 69203561T DE 69203561 T DE69203561 T DE 69203561T DE 69203561 D1 DE69203561 D1 DE 69203561D1
- Authority
- DE
- Germany
- Prior art keywords
- shielding material
- electromagnetic digitizer
- digitizer
- electromagnetic
- shielding
- 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
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)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/778,025 US5218173A (en) | 1991-10-17 | 1991-10-17 | Shielding materials for electromagnetic digitizers |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69203561D1 true DE69203561D1 (de) | 1995-08-24 |
Family
ID=25112070
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69203561T Expired - Lifetime DE69203561D1 (de) | 1991-10-17 | 1992-08-31 | Material zur Abschirmung von einem elektromagnetischen Digitizer. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5218173A (de) |
EP (1) | EP0537458B1 (de) |
JP (1) | JP2565623B2 (de) |
DE (1) | DE69203561D1 (de) |
Families Citing this family (61)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05158606A (ja) * | 1991-12-05 | 1993-06-25 | Wacom Co Ltd | 位置検出装置のセンス部及びその製造方法 |
US5357061A (en) * | 1992-04-30 | 1994-10-18 | Calcomp Inc. | Digitizer tablet having high permeability grid shield |
US5486847A (en) * | 1992-12-21 | 1996-01-23 | Ncr Corporation | Apparatus for a stylus input system for shielding RFI/EMI fields |
US5945639A (en) * | 1994-02-04 | 1999-08-31 | Hyundai Electronics America | Cancellation of common-mode signals in digitizing tablet |
US5579036A (en) * | 1994-04-28 | 1996-11-26 | At&T Global Information Solutions Company | Touch screen device and shielding bracket therefor |
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 |
JP3272544B2 (ja) * | 1994-07-18 | 2002-04-08 | 株式会社ワコム | 位置検出装置及びその位置指示器 |
US5574262A (en) | 1994-10-04 | 1996-11-12 | At&T Global Information Solutions Company | Noise cancellation for non-ideal electrostatic shielding |
TW293899B (de) * | 1994-10-18 | 1996-12-21 | Seiko Epson Corp | |
US6068187A (en) * | 1994-10-18 | 2000-05-30 | Seiko Epson Corporation | Information detection apparatus and information detection method for recording media |
US5965862A (en) | 1994-10-18 | 1999-10-12 | Seiko Epson Corporation | Information detection apparatus and method for printing on a medium and for reading information recorded on the medium |
US6788221B1 (en) | 1996-06-28 | 2004-09-07 | Synaptics (Uk) Limited | Signal processing apparatus and method |
WO1998054545A2 (en) | 1997-05-28 | 1998-12-03 | Absolute Sensors Limited | Position transducer and method of manufacture |
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 |
JP4151130B2 (ja) * | 1998-10-19 | 2008-09-17 | 株式会社セガ | 位置検出装置 |
US6756970B2 (en) * | 1998-11-20 | 2004-06-29 | Microsoft Corporation | Pen-based computer system |
US6337698B1 (en) * | 1998-11-20 | 2002-01-08 | Microsoft Corporation | Pen-based interface for a notepad computer |
MXPA01005267A (es) | 1998-11-27 | 2002-04-24 | Synaptics Uk Ltd | Sensor de posicion. |
US7019672B2 (en) | 1998-12-24 | 2006-03-28 | Synaptics (Uk) Limited | Position sensor |
US6246231B1 (en) | 1999-07-29 | 2001-06-12 | Ascension Technology Corporation | Magnetic field permeable barrier for magnetic position measurement system |
AU774926B2 (en) * | 1999-12-06 | 2004-07-15 | Elo Touchsystems, Inc. | Improved touch screen with relatively conductive grid |
US7688315B1 (en) * | 2000-11-30 | 2010-03-30 | Palm, Inc. | Proximity input detection system for an electronic device |
US7289083B1 (en) * | 2000-11-30 | 2007-10-30 | Palm, Inc. | Multi-sided display for portable computer |
ATE398803T1 (de) | 2001-05-21 | 2008-07-15 | Synaptics Uk Ltd | Positionssensor |
US20030010544A1 (en) * | 2001-07-10 | 2003-01-16 | Ching-Chuan Chao | Low EMI digitizer tablet |
CN2504706Y (zh) * | 2001-09-25 | 2002-08-07 | 闽祥实业有限公司 | 具有触摸控制功能的平板显示屏 |
AU2002338134A1 (en) * | 2001-12-29 | 2003-07-15 | Xuanming Shi | A touch control display screen with a built-in electromagnet induction layer of septum array grids |
EP1509833A2 (de) | 2002-06-05 | 2005-03-02 | Synaptics (UK) Limited | Verfahren und gerät zur signalübertragung |
GB0319945D0 (en) | 2003-08-26 | 2003-09-24 | Synaptics Uk Ltd | Inductive sensing system |
JP2005142551A (ja) * | 2003-10-17 | 2005-06-02 | Nitta Ind Corp | 磁気シールドシートおよび入力対応表示装置 |
US7265303B2 (en) * | 2003-12-17 | 2007-09-04 | Microsoft Corporation | Electromagnetic digitizer sensor array |
US7649525B2 (en) * | 2005-01-04 | 2010-01-19 | Tpo Displays Corp. | Display systems with multifunctional digitizer module board |
JP4799040B2 (ja) * | 2005-04-26 | 2011-10-19 | 株式会社ワコム | 位置検出装置、および、位置入力装置 |
JP4577096B2 (ja) * | 2005-06-03 | 2010-11-10 | エプソンイメージングデバイス株式会社 | 表示装置、入力装置、及び電子機器 |
GB0613983D0 (en) * | 2006-07-13 | 2006-08-23 | Synaptics Uk Ltd | Digitising System |
US9201556B2 (en) * | 2006-11-08 | 2015-12-01 | 3M Innovative Properties Company | Touch location sensing system and method employing sensor data fitting to a predefined curve |
US8207944B2 (en) * | 2006-12-19 | 2012-06-26 | 3M Innovative Properties Company | Capacitance measuring circuit and method |
US8040329B2 (en) | 2006-12-20 | 2011-10-18 | 3M Innovative Properties Company | Frequency control circuit for tuning a resonant circuit of an untethered device |
US7956851B2 (en) * | 2006-12-20 | 2011-06-07 | 3M Innovative Properties Company | Self-tuning drive source employing input impedance phase detection |
US8134542B2 (en) * | 2006-12-20 | 2012-03-13 | 3M Innovative Properties Company | Untethered stylus employing separate communication and power channels |
US8089474B2 (en) | 2006-12-28 | 2012-01-03 | 3M Innovative Properties Company | Location sensing system and method employing adaptive drive signal adjustment |
US7787259B2 (en) | 2006-12-28 | 2010-08-31 | 3M Innovative Properties Company | Magnetic shield for use in a location sensing system |
US8040330B2 (en) | 2006-12-28 | 2011-10-18 | 3M Innovative Properties Company | Untethered stylus empolying multiple reference frequency communication |
WO2008139216A2 (en) | 2007-05-10 | 2008-11-20 | Cambridge Integrated Circuits Limited | Transducer |
US8237068B2 (en) * | 2009-08-07 | 2012-08-07 | OpeanPeak Inc. | Projected capacitive touch-sensitive panel |
WO2011067786A1 (en) * | 2009-12-02 | 2011-06-09 | Iyer Vandana S | An electronic device for written examination and a method thereof |
US8344836B2 (en) | 2010-09-17 | 2013-01-01 | Apple Inc. | Protective cover for a tablet computer |
US8395465B2 (en) * | 2010-09-17 | 2013-03-12 | Apple Inc. | Cover for an electric device |
GB2488389C (en) | 2010-12-24 | 2018-08-22 | Cambridge Integrated Circuits Ltd | Position sensing transducer |
JP5459795B2 (ja) * | 2011-06-06 | 2014-04-02 | 株式会社ワコム | 電子機器 |
CN102520837A (zh) * | 2011-12-02 | 2012-06-27 | 鸿富锦精密工业(深圳)有限公司 | 电磁式输入装置及其电磁式输入面板 |
GB2503006B (en) | 2012-06-13 | 2017-08-09 | Cambridge Integrated Circuits Ltd | Position sensing transducer |
EP2959365B1 (de) | 2013-02-25 | 2019-12-25 | Microsoft Technology Licensing, LLC | Stift für ein digitalisierungssystem |
JP2015005263A (ja) * | 2013-05-20 | 2015-01-08 | 日東電工株式会社 | センサ基板 |
JP2015026235A (ja) * | 2013-07-26 | 2015-02-05 | 株式会社ワコム | 電磁誘導方式のセンサ、電磁誘導方式のセンサ用カバーレイ部材及び電磁誘導方式のセンサの製法 |
KR20180042512A (ko) * | 2016-10-17 | 2018-04-26 | 삼성디스플레이 주식회사 | 터치 센서 및 이를 포함하는 표시 장치 |
US11519941B2 (en) | 2020-07-27 | 2022-12-06 | Analog Devices International Unlimited Company | Current sensing device having an integrated electrical shield |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4143240A (en) * | 1976-03-10 | 1979-03-06 | Kokusai Denshin Denwa Kabushiki Kaisha | Co-ordinate plate for co-ordinate reader |
JPS59108179A (ja) * | 1982-12-14 | 1984-06-22 | Seiko Instr & Electronics Ltd | 座標読取装置 |
US4497977A (en) * | 1983-03-03 | 1985-02-05 | Kabushiki Kaisha Daini Seikosha | Automatic coordinate determining device having electrostatic shielding |
JPS61141026A (ja) * | 1984-12-13 | 1986-06-28 | Wacom Co Ltd | 位置検出装置 |
US4678870A (en) * | 1984-12-13 | 1987-07-07 | Wacom Co., Ltd. | Position detecting device |
DE3579144D1 (de) * | 1984-12-28 | 1990-09-13 | Wacom Co Ltd | Vorrichtung zur ermittlung der position. |
JPH0132133Y2 (de) * | 1984-12-29 | 1989-10-02 | ||
US4644102A (en) * | 1985-03-29 | 1987-02-17 | Pencept, Inc. | Digitizing tablet system |
US4645869A (en) * | 1985-08-09 | 1987-02-24 | Sanders Associates, Inc. | Digitizing tablet |
JP2518626B2 (ja) * | 1986-10-15 | 1996-07-24 | 呉羽化学工業株式会社 | 電磁波遮蔽シ−ト及びその製造方法 |
JP2608901B2 (ja) * | 1987-09-14 | 1997-05-14 | 株式会社ワコム | 座標入力装置 |
JPH01102622A (ja) * | 1987-10-15 | 1989-04-20 | Sharp Corp | 手書き入力装置 |
US4853497A (en) * | 1988-06-20 | 1989-08-01 | Calcomp Inc. | Shielding techique for digitizers |
US4956526A (en) * | 1989-07-18 | 1990-09-11 | Kabushikikaisha Wacom | Digitizer having flat tablet with magnetic shield plate |
-
1991
- 1991-10-17 US US07/778,025 patent/US5218173A/en not_active Expired - Fee Related
-
1992
- 1992-08-10 JP JP21191492A patent/JP2565623B2/ja not_active Expired - Fee Related
- 1992-08-31 EP EP92114872A patent/EP0537458B1/de not_active Expired - Lifetime
- 1992-08-31 DE DE69203561T patent/DE69203561D1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5218173A (en) | 1993-06-08 |
EP0537458A1 (de) | 1993-04-21 |
JP2565623B2 (ja) | 1996-12-18 |
EP0537458B1 (de) | 1995-07-19 |
JPH05210452A (ja) | 1993-08-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de |