DE68915794T2 - Gerät zur Lageermittlung. - Google Patents

Gerät zur Lageermittlung.

Info

Publication number
DE68915794T2
DE68915794T2 DE68915794T DE68915794T DE68915794T2 DE 68915794 T2 DE68915794 T2 DE 68915794T2 DE 68915794 T DE68915794 T DE 68915794T DE 68915794 T DE68915794 T DE 68915794T DE 68915794 T2 DE68915794 T2 DE 68915794T2
Authority
DE
Germany
Prior art keywords
determining
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
Application number
DE68915794T
Other languages
English (en)
Other versions
DE68915794D1 (de
Inventor
Azuma Murakami
Tsuguya Sakura-Sou Yamanami
Takahiko Puritekku Funahashi
Toshiaki Renge-Sou Senda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wacom Co Ltd
Original Assignee
Wacom Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wacom Co Ltd filed Critical Wacom Co Ltd
Publication of DE68915794D1 publication Critical patent/DE68915794D1/de
Application granted granted Critical
Publication of DE68915794T2 publication Critical patent/DE68915794T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
DE68915794T 1988-01-29 1989-01-27 Gerät zur Lageermittlung. Expired - Fee Related DE68915794T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63017250A JPH01194019A (ja) 1988-01-29 1988-01-29 位置検出装置

Publications (2)

Publication Number Publication Date
DE68915794D1 DE68915794D1 (de) 1994-07-14
DE68915794T2 true DE68915794T2 (de) 1994-12-01

Family

ID=11938705

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68915794T Expired - Fee Related DE68915794T2 (de) 1988-01-29 1989-01-27 Gerät zur Lageermittlung.

Country Status (6)

Country Link
US (1) US4948926A (de)
EP (1) EP0326396B1 (de)
JP (1) JPH01194019A (de)
KR (1) KR970010374B1 (de)
CN (1) CN1016907B (de)
DE (1) DE68915794T2 (de)

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MY106855A (en) * 1989-08-24 1995-08-30 Sony Corp Input devices.
JPH0637467Y2 (ja) * 1989-09-18 1994-09-28 株式会社ワコム 光学的座標入力装置及びその位置指示器
US5210380A (en) * 1990-04-06 1993-05-11 Summagraphics Corporation Digitizer with serpentine-type conductor grid having uniform conductor repeat increments
US5051545A (en) * 1990-04-06 1991-09-24 Summagraphics Corporation Digitizer with serpentine conductor grid having non-uniform repeat increment
JPH0424717A (ja) * 1990-05-15 1992-01-28 Seiko Instr Inc ワイヤレス座標読取装置
JPH0424716A (ja) * 1990-05-15 1992-01-28 Seiko Instr Inc ワイヤレス座標読取装置
US5313024A (en) * 1991-04-26 1994-05-17 Seiko Instruments Inc. Coordinate reading system
US5136125A (en) * 1991-05-06 1992-08-04 International Business Machines Corporation Sensor grid for an electromagnetic digitizer tablet
US5225637A (en) * 1991-10-01 1993-07-06 Kurta Corporation Position resolving system
US5218174A (en) * 1991-10-01 1993-06-08 Kurta Corporation Low power cordless magnetic field digitizer with differential grid sensing and synchronous position demodulation
JPH0792722B2 (ja) * 1992-02-21 1995-10-09 グラフテック株式会社 デジタイザ
GB2273778A (en) * 1992-12-22 1994-06-29 Tds Cad Graphics Limited Cordless digitizer
JP3496974B2 (ja) * 1994-04-08 2004-02-16 株式会社ワコム 位置検出装置及び方法
US5714720A (en) * 1994-09-15 1998-02-03 Calcomp Inc. High efficiency passive pointer digitizer system
JPH08137602A (ja) * 1994-11-09 1996-05-31 Alps Electric Co Ltd スタイラスペン
JP3015276B2 (ja) * 1995-04-11 2000-03-06 株式会社ワコム 座標入力装置のセンサコイル走査方法
JP2876305B2 (ja) * 1996-05-20 1999-03-31 株式会社サニー・シーリング 視覚障害者用誘導補助システムおよびその装置
US6396005B2 (en) 1998-06-15 2002-05-28 Rodgers Technology Center, Inc. Method and apparatus for diminishing grid complexity in a tablet
US6787715B2 (en) * 1999-11-01 2004-09-07 Aiptek International Inc. N-shaped antenna loops of digitizer tablet for reducing antenna switches and the method for locating the cordless pen
JP4540088B2 (ja) * 2001-08-24 2010-09-08 株式会社ワコム 位置検出装置
WO2004021328A2 (en) * 2002-08-29 2004-03-11 N-Trig Ltd. Transparent digitiser
CN2567694Y (zh) * 2002-09-16 2003-08-20 台均实业有限公司 内置导线网格电磁感应层的触摸控制显示屏
US20090231299A1 (en) * 2002-09-16 2009-09-17 Taiguen Technology (Shen Zhen) Co., Ltd. Touch control display screen apparatus with a built-in electromagnetic induction layer of wire lattice
DE202004021638U1 (de) 2003-02-10 2009-12-31 N-Trig Ltd. Berührungsdetektion für einen Digitalisierer
JP2005018313A (ja) * 2003-06-25 2005-01-20 Wacom Co Ltd 入力指示器、及び、入力装置
JP2005149140A (ja) * 2003-11-14 2005-06-09 Wacom Co Ltd 位置検出装置及び位置指示器
JP4405247B2 (ja) * 2003-11-28 2010-01-27 株式会社ワコム 座標入力装置のセンス部
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
US8134542B2 (en) * 2006-12-20 2012-03-13 3M Innovative Properties Company Untethered stylus employing separate communication and power channels
US8243049B2 (en) 2006-12-20 2012-08-14 3M Innovative Properties Company Untethered stylus employing low current power converter
US7956851B2 (en) * 2006-12-20 2011-06-07 3M Innovative Properties Company Self-tuning drive source employing input impedance phase detection
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
US8089474B2 (en) 2006-12-28 2012-01-03 3M Innovative Properties Company Location sensing system and method employing adaptive drive signal adjustment
CN101807135B (zh) * 2009-02-16 2011-12-07 太瀚科技股份有限公司 无边缘区域的数字板及其坐标计算电路
CN102109912B (zh) * 2011-03-16 2013-09-04 精元电脑股份有限公司 位置指示器
JP5918919B2 (ja) * 2013-10-15 2016-05-18 レノボ・シンガポール・プライベート・リミテッド 電磁誘導式のセンサー・パネル、および指示誤差を低減する方法
TW201530964A (zh) * 2014-01-17 2015-08-01 Raydium Semiconductor Corp 具有無線充電功能之觸控筆及其操作方法
CN106933437B (zh) * 2017-02-13 2018-11-27 深圳市华鼎星科技有限公司 一种手写输入装置
CN107066165B (zh) * 2017-02-13 2018-06-12 深圳市华鼎星科技有限公司 一种阵列编码磁信号定位感应装置
US11327596B2 (en) * 2019-01-24 2022-05-10 Iso-Form Llc Self-capacitance device for object recognition on capacitance touchscreen

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4029899A (en) * 1974-11-20 1977-06-14 National Research Development Corporation Position indicator
JPH0230525B2 (ja) * 1981-10-30 1990-07-06 Nippon Electric Co Zumenjohonyuryokusochi
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
US4697144A (en) * 1984-04-19 1987-09-29 Verify Electronics Limited Position sensing apparatus
US4642786A (en) * 1984-05-25 1987-02-10 Position Orientation Systems, Ltd. Method and apparatus for position and orientation measurement using a magnetic field and retransmission
DE3682179D1 (de) * 1985-12-18 1991-11-28 Aristo Graphic Systeme Digitalisiertablett sowie verfahren zu dessen ansteuerung.
EP0253993A3 (de) * 1986-05-28 1990-02-14 Hitachi, Ltd. Vorrichtung zum Bestimmen von Positionskoordinaten
EP0432139B1 (de) * 1986-07-23 1997-05-28 Wacom Company, Ltd. Vorrichtung zur Bestimmung einer Position
JPS6370326A (ja) * 1986-09-12 1988-03-30 Wacom Co Ltd 位置検出装置

Also Published As

Publication number Publication date
KR970010374B1 (ko) 1997-06-25
KR890012171A (ko) 1989-08-24
US4948926A (en) 1990-08-14
EP0326396B1 (de) 1994-06-08
CN1016907B (zh) 1992-06-03
JPH01194019A (ja) 1989-08-04
DE68915794D1 (de) 1994-07-14
CN1035556A (zh) 1989-09-13
EP0326396A2 (de) 1989-08-02
EP0326396A3 (en) 1990-06-13

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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