DE69514471D1 - Digitalisiergerät mit Rauschverminderung - Google Patents
Digitalisiergerät mit RauschverminderungInfo
- Publication number
- DE69514471D1 DE69514471D1 DE69514471T DE69514471T DE69514471D1 DE 69514471 D1 DE69514471 D1 DE 69514471D1 DE 69514471 T DE69514471 T DE 69514471T DE 69514471 T DE69514471 T DE 69514471T DE 69514471 D1 DE69514471 D1 DE 69514471D1
- Authority
- DE
- Germany
- Prior art keywords
- digitizer
- noise reduction
- noise
- reduction
- 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
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
- G06F3/0418—Control or interface arrangements specially adapted for digitisers for error correction or compensation, e.g. based on parallax, calibration or alignment
- G06F3/04182—Filtering of noise external to the device and not generated by digitiser components
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04107—Shielding in digitiser, i.e. guard or shielding arrangements, mostly for capacitive touchscreens, e.g. driven shields, driven grounds
-
- 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
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/317,952 US5574262A (en) | 1994-10-04 | 1994-10-04 | Noise cancellation for non-ideal electrostatic shielding |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69514471D1 true DE69514471D1 (de) | 2000-02-17 |
DE69514471T2 DE69514471T2 (de) | 2000-07-13 |
Family
ID=23235973
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69514471T Expired - Fee Related DE69514471T2 (de) | 1994-10-04 | 1995-10-02 | Digitalisiergerät mit Rauschverminderung |
Country Status (5)
Country | Link |
---|---|
US (1) | US5574262A (de) |
EP (1) | EP0706147B1 (de) |
JP (1) | JP3007560B2 (de) |
KR (1) | KR100399563B1 (de) |
DE (1) | DE69514471T2 (de) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3188367B2 (ja) * | 1994-12-26 | 2001-07-16 | シャープ株式会社 | 座標検出装置 |
KR100190160B1 (ko) * | 1995-10-27 | 1999-06-01 | 윤종용 | 디스플레이 기기의 전계 차폐 회로 |
US5859392A (en) * | 1996-02-09 | 1999-01-12 | Lsi Logic Corporation | Method and apparatus for reducing noise in an electrostatic digitizing tablet |
US5990865A (en) * | 1997-01-06 | 1999-11-23 | Gard; Matthew Davis | Computer interface device |
US6081259A (en) * | 1997-11-25 | 2000-06-27 | Lsi Logic Corporation | Method and apparatus for reducing noise in an electrostatic digitizer |
US7663607B2 (en) | 2004-05-06 | 2010-02-16 | Apple Inc. | Multipoint touchscreen |
KR100272169B1 (ko) * | 1998-08-14 | 2000-11-15 | 윤종용 | 센서 패널의 위치 좌표 신호 검출회로 |
JP2000181612A (ja) * | 1998-12-16 | 2000-06-30 | Fujitsu Takamisawa Component Ltd | 座標入力装置 |
GB2373581B (en) * | 2001-03-20 | 2004-11-10 | Eturbotouch Technology Inc | Touch screen capable of isolating noise signals |
US20030010544A1 (en) * | 2001-07-10 | 2003-01-16 | Ching-Chuan Chao | Low EMI digitizer tablet |
KR100469355B1 (ko) * | 2002-11-14 | 2005-02-02 | 엘지.필립스 엘시디 주식회사 | 표시장치용 터치 패널 |
US7678346B2 (en) | 2003-01-30 | 2010-03-16 | Gm Global Technology Operations, Inc. | Dual function CO clean-up/sorber unit |
US7995036B2 (en) | 2004-02-27 | 2011-08-09 | N-Trig Ltd. | Noise reduction in digitizer system |
JP4533259B2 (ja) * | 2005-06-29 | 2010-09-01 | アルプス電気株式会社 | 入力装置 |
US8654083B2 (en) | 2006-06-09 | 2014-02-18 | Apple Inc. | Touch screen liquid crystal display |
US7920129B2 (en) | 2007-01-03 | 2011-04-05 | Apple Inc. | Double-sided touch-sensitive panel with shield and drive combined layer |
US9710095B2 (en) * | 2007-01-05 | 2017-07-18 | Apple Inc. | Touch screen stack-ups |
JP5051690B2 (ja) * | 2007-01-30 | 2012-10-17 | 株式会社ジャパンディスプレイウェスト | 入力機能付表示装置 |
US20080238881A1 (en) * | 2007-03-27 | 2008-10-02 | N-Trig Ltd. | Shield for a digitizer sensor |
KR101587897B1 (ko) * | 2007-05-07 | 2016-01-25 | 삼성디스플레이 주식회사 | 터치 패널 일체형 액정 표시 장치 및 그 구동 방법 |
US8174508B2 (en) * | 2007-11-19 | 2012-05-08 | Microsoft Corporation | Pointing and data entry input device |
KR101237640B1 (ko) * | 2008-01-29 | 2013-02-27 | (주)멜파스 | 기생 캐패시턴스 방지 구조를 구비한 터치스크린 장치 |
JP5264249B2 (ja) * | 2008-03-31 | 2013-08-14 | 三菱自動車工業株式会社 | 静電容量式タッチセンサー装置 |
US9927924B2 (en) * | 2008-09-26 | 2018-03-27 | Apple Inc. | Differential sensing for a touch panel |
US8614690B2 (en) | 2008-09-26 | 2013-12-24 | Apple Inc. | Touch sensor panel using dummy ground conductors |
KR101657215B1 (ko) | 2009-09-08 | 2016-09-19 | 삼성디스플레이 주식회사 | 터치 패널 장치를 포함하는 표시 장치 및 커플링 노이즈 제거 방법 |
US9164620B2 (en) | 2010-06-07 | 2015-10-20 | Apple Inc. | Touch sensing error compensation |
US8804056B2 (en) | 2010-12-22 | 2014-08-12 | Apple Inc. | Integrated touch screens |
KR20130005660A (ko) * | 2011-07-07 | 2013-01-16 | 삼성전자주식회사 | 터치스크린패널 액정디스플레이장치 |
US9259904B2 (en) | 2011-10-20 | 2016-02-16 | Apple Inc. | Opaque thin film passivation |
FR2988553B1 (fr) * | 2012-03-23 | 2015-03-27 | Fogale Nanotech | Dispositif de detection capacitive integrant une piste metallique sur une garde transparente. |
US10095361B2 (en) | 2015-03-18 | 2018-10-09 | Microsoft Technology Licensing, Llc | Stylus detection with capacitive based digitizer sensor |
US9671913B2 (en) * | 2015-05-11 | 2017-06-06 | Microsoft Technology Licensing, Llc | Capacitive display device |
US10296146B2 (en) | 2015-12-22 | 2019-05-21 | Microsoft Technology Licensing, Llc | System and method for detecting grip of a touch enabled device |
US10423268B2 (en) | 2015-12-22 | 2019-09-24 | Microsoft Technology Licensing, Llc | System and method for detecting grounding state of a touch enabled computing device |
US9823774B2 (en) | 2016-02-23 | 2017-11-21 | Microsoft Technology Licensing, Llc | Noise reduction in a digitizer system |
US10429974B2 (en) | 2016-09-23 | 2019-10-01 | Apple Inc. | Touch sensor panel with top and/or bottom shielding |
US10372282B2 (en) | 2016-12-01 | 2019-08-06 | Apple Inc. | Capacitive coupling reduction in touch sensor panels |
US10678348B2 (en) | 2018-03-12 | 2020-06-09 | Microsoft Technology Licensing, Llc | Touch detection on an ungrounded pen enabled device |
US10616349B2 (en) | 2018-05-01 | 2020-04-07 | Microsoft Technology Licensing, Llc | Hybrid sensor centric recommendation engine |
US11789561B2 (en) | 2021-09-24 | 2023-10-17 | Apple Inc. | Architecture for differential drive and sense touch technology |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3732369A (en) * | 1971-04-05 | 1973-05-08 | Welland Investment Trust | Coordinate digitizer system |
DE2508154C3 (de) * | 1974-12-03 | 1978-06-15 | Pentel K.K., Tokio | Eingabeplatte |
US4185165A (en) * | 1978-07-03 | 1980-01-22 | Talos Systems, Inc. | Low noise system and method for sequentially sensing induced signals in digitizer grid conductors |
US4456787A (en) * | 1982-07-06 | 1984-06-26 | Scriptel Corporation | Electrographic system and method |
US4497977A (en) * | 1983-03-03 | 1985-02-05 | Kabushiki Kaisha Daini Seikosha | Automatic coordinate determining device having electrostatic shielding |
US4636582A (en) * | 1983-08-31 | 1987-01-13 | Toppan Moore Co., Ltd. | Signal input sheet having a conductive shield layer |
US4631355A (en) * | 1984-12-18 | 1986-12-23 | At&T Bell Laboratories | Telautograph system |
US4644102A (en) * | 1985-03-29 | 1987-02-17 | Pencept, Inc. | Digitizing tablet system |
US4736073A (en) * | 1986-02-10 | 1988-04-05 | Sanders Associates, Inc. | Noise-canceling system for a digitizing tablet |
FR2608753B1 (fr) * | 1986-12-18 | 1991-06-07 | Centre Nat Rech Scient | Dispositif de localisation bidimensionnelle d'evenements generateurs de courant sur une surface resistive |
US4853497A (en) * | 1988-06-20 | 1989-08-01 | Calcomp Inc. | Shielding techique for digitizers |
US4859814A (en) * | 1988-08-29 | 1989-08-22 | Kurta Corporation | Noise cancellation in digitizing system and method |
JPH02178822A (ja) * | 1988-12-29 | 1990-07-11 | Toppan Moore Co Ltd | 信号入力シート |
US4956526A (en) * | 1989-07-18 | 1990-09-11 | Kabushikikaisha Wacom | Digitizer having flat tablet with magnetic shield plate |
JPH0383120A (ja) * | 1989-08-28 | 1991-04-09 | Mitsubishi Electric Corp | 座標入力機能付表示装置 |
US5008497A (en) * | 1990-03-22 | 1991-04-16 | Asher David J | Touch controller |
US5083118A (en) * | 1990-04-16 | 1992-01-21 | Pentel Kabushiki Kaisha | Transparent coordinate input apparatus for electrostatic capacity coupling system |
JPH0458316A (ja) * | 1990-06-28 | 1992-02-25 | Toshiba Corp | 情報処理装置 |
US5124509A (en) * | 1991-01-15 | 1992-06-23 | Calcomp, Inc. | Digitizer with capacitive and inductive coupling |
US5136125A (en) * | 1991-05-06 | 1992-08-04 | International Business Machines Corporation | Sensor grid for an electromagnetic digitizer tablet |
US5218174A (en) * | 1991-10-01 | 1993-06-08 | Kurta Corporation | Low power cordless magnetic field digitizer with differential grid sensing and synchronous position demodulation |
US5218173A (en) * | 1991-10-17 | 1993-06-08 | Ibm Corporation | Shielding materials for electromagnetic digitizers |
JP2988779B2 (ja) * | 1992-05-20 | 1999-12-13 | シャープ株式会社 | 表示機能付きタブレット装置 |
EP0589498A1 (de) * | 1992-08-12 | 1994-03-30 | Koninklijke Philips Electronics N.V. | Elektronische Schaltung mit Unterdrückung elektromagnetischer Störungen einer Anzeige |
JP3003895B2 (ja) * | 1992-09-09 | 2000-01-31 | 川崎重工業株式会社 | レーザ加工装置 |
-
1994
- 1994-10-04 US US08/317,952 patent/US5574262A/en not_active Expired - Lifetime
-
1995
- 1995-10-02 EP EP95306976A patent/EP0706147B1/de not_active Expired - Lifetime
- 1995-10-02 DE DE69514471T patent/DE69514471T2/de not_active Expired - Fee Related
- 1995-10-02 KR KR1019950033684A patent/KR100399563B1/ko not_active IP Right Cessation
- 1995-10-03 JP JP25611295A patent/JP3007560B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5574262A (en) | 1996-11-12 |
EP0706147A2 (de) | 1996-04-10 |
JPH08147090A (ja) | 1996-06-07 |
DE69514471T2 (de) | 2000-07-13 |
JP3007560B2 (ja) | 2000-02-07 |
KR960015343A (ko) | 1996-05-22 |
EP0706147B1 (de) | 2000-01-12 |
EP0706147A3 (de) | 1996-05-01 |
KR100399563B1 (ko) | 2004-03-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: FIENER, J., PAT.-ANW., 87719 MINDELHEIM |
|
8339 | Ceased/non-payment of the annual fee | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: HYNIX SEMICONDUCTOR INC., ICHON, KYONGGI, KR |