ES8405170A1 - Dispositivo sensible al tacto - Google Patents

Dispositivo sensible al tacto

Info

Publication number
ES8405170A1
ES8405170A1 ES523397A ES523397A ES8405170A1 ES 8405170 A1 ES8405170 A1 ES 8405170A1 ES 523397 A ES523397 A ES 523397A ES 523397 A ES523397 A ES 523397A ES 8405170 A1 ES8405170 A1 ES 8405170A1
Authority
ES
Spain
Prior art keywords
touch sensing
electrodes
signal
sensing device
oscillator
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
Application number
ES523397A
Other languages
English (en)
Other versions
ES523397A0 (es
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of ES8405170A1 publication Critical patent/ES8405170A1/es
Publication of ES523397A0 publication Critical patent/ES523397A0/es
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/96—Touch switches
    • H03K17/9618—Touch switches using a plurality of detectors, e.g. keyboard

Abstract

DISPOSITIVO SENSIBLE AL TACTO.INCLUYE: ELECTRODOS DE DETECCION DE CONTACTO (X1, X2); UN CIRCUITO (20) DE DETECCION DE CONTACTO CON EL CUAL DETERMINADOS ELECTRODOS DE DETECCION DE CONTACTO SON SELECTIVAMENTE CONECTADOS; UN CIRCUITO INTERMEDIO (32) QUE AISLA UNA SEÑAL DE CORRIENTE ALTERNA QUE CORRESPONDE A UNA SALIDA DEL OSCILADOR (22) DEL ELECTRODO DE CONTACTO SELECCIONADO Y QUE LA SUMINISTRA A LOS ELECTRODOS NO SELECCIONADOS.
ES523397A 1982-06-18 1983-06-17 Dispositivo sensible al tacto Granted ES523397A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57105665A JPS6029969B2 (ja) 1982-06-18 1982-06-18 タッチ検出装置

Publications (2)

Publication Number Publication Date
ES8405170A1 true ES8405170A1 (es) 1984-05-16
ES523397A0 ES523397A0 (es) 1984-05-16

Family

ID=14413725

Family Applications (1)

Application Number Title Priority Date Filing Date
ES523397A Granted ES523397A0 (es) 1982-06-18 1983-06-17 Dispositivo sensible al tacto

Country Status (8)

Country Link
US (1) US4556871A (es)
EP (1) EP0097498B1 (es)
JP (1) JPS6029969B2 (es)
AU (1) AU540397B2 (es)
BR (1) BR8303238A (es)
CA (1) CA1202397A (es)
DE (1) DE3361777D1 (es)
ES (1) ES523397A0 (es)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8409877D0 (en) * 1984-04-17 1984-05-31 Binstead Ronald Peter Capacitance effect keyboard
GB2168816A (en) * 1984-12-19 1986-06-25 Philips Electronic Associated Touch-sensitive position sensor apparatus
EP0263652B1 (en) * 1986-10-06 1993-03-10 Brother Kogyo Kabushiki Kaisha Input device
GB9000624D0 (en) * 1990-01-11 1990-03-14 Varitronix Ltd Touch sensing device
US5510783A (en) * 1992-07-13 1996-04-23 Interlink Electronics, Inc. Adaptive keypad
GB2293242B (en) * 1994-09-15 1998-11-18 Sony Uk Ltd Capacitive touch detection
DE802500T1 (de) * 1996-04-15 1998-10-22 Pressenk Instr Inc Berührungssensor ohne Kissen
US6320282B1 (en) 1999-01-19 2001-11-20 Touchsensor Technologies, Llc Touch switch with integral control circuit
US7906875B2 (en) * 1999-01-19 2011-03-15 Touchsensor Technologies, Llc Touch switches and practical applications therefor
US6137620A (en) 1999-04-30 2000-10-24 Gentex Corporation Electrochromic media with concentration-enhanced stability, process for the preparation thereof and use in electrochromic devices
US6730863B1 (en) * 1999-06-22 2004-05-04 Cirque Corporation Touchpad having increased noise rejection, decreased moisture sensitivity, and improved tracking
DE29920733U1 (de) * 1999-11-26 2001-04-05 Platz Karl Otto Kapazitive Sensoren auf Glasbasis
CN1244081C (zh) * 2001-05-11 2006-03-01 第二射月产品有限公司 一种交互式读书系统及使用该系统对人类手指存在作出响应的方法
BR0304958A (pt) * 2002-05-30 2004-09-28 Mattel Inc Dispositivo de ensinamento/aprendizado eletrônico com sistema de leitura multissensorial interativo
US7402042B2 (en) * 2002-05-30 2008-07-22 Mattel, Inc. Electronic learning device for an interactive multi-sensory reading system
AU2003243364A1 (en) * 2002-05-31 2003-12-19 Mattel, Inc. Method for teaching linguistics
US20040213140A1 (en) * 2003-01-31 2004-10-28 Taylor John W. Interactive electronic device with optical page identification system
US9626044B2 (en) * 2006-06-20 2017-04-18 Egalax_Empia Technology Inc. System and method for scanning control of a capacitive touch panel
DE102008009936A1 (de) * 2008-02-20 2009-09-03 Hypercom Gmbh Tastatur mit kapazitätssensitiven Tastenfeldern
DE102009021719A1 (de) * 2009-05-18 2010-11-25 Osram Gesellschaft mit beschränkter Haftung Sensorschaltung
WO2011041943A1 (zh) 2009-10-09 2011-04-14 禾瑞亚科技股份有限公司 分析位置的方法与装置
TWI414981B (zh) 2009-10-09 2013-11-11 Egalax Empia Technology Inc 雙差動感測的方法與裝置
CN102043521B (zh) * 2009-10-09 2012-12-12 禾瑞亚科技股份有限公司 平行扫描的差动触控侦测装置及方法
US8547360B2 (en) * 2011-07-08 2013-10-01 National Semiconductor Corporation Capacitive touch screen sensing and electric field sensing for mobile devices and other devices
CN103049079A (zh) * 2011-10-17 2013-04-17 华硕电脑股份有限公司 扩充配件
US9114977B2 (en) 2012-11-28 2015-08-25 Invensense, Inc. MEMS device and process for RF and low resistance applications
US10726231B2 (en) 2012-11-28 2020-07-28 Invensense, Inc. Integrated piezoelectric microelectromechanical ultrasound transducer (PMUT) on integrated circuit (IC) for fingerprint sensing
US10497747B2 (en) 2012-11-28 2019-12-03 Invensense, Inc. Integrated piezoelectric microelectromechanical ultrasound transducer (PMUT) on integrated circuit (IC) for fingerprint sensing
US9618405B2 (en) * 2014-08-06 2017-04-11 Invensense, Inc. Piezoelectric acoustic resonator based sensor
US9511994B2 (en) 2012-11-28 2016-12-06 Invensense, Inc. Aluminum nitride (AlN) devices with infrared absorption structural layer
JP2018054523A (ja) * 2016-09-30 2018-04-05 国立大学法人九州大学 生体の接近距離検出装置
CN106846679A (zh) * 2017-01-23 2017-06-13 周芸 触摸延时式电子音乐门铃
CN114442829A (zh) * 2020-10-30 2022-05-06 群创光电股份有限公司 触控面板及其触控面板操作方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1245789A (en) * 1967-12-28 1971-09-08 Olympia Werke Ag Circuit arrangement for the encoding and decoding of information
US4110749A (en) * 1977-05-06 1978-08-29 Tektronix, Inc. Touch display to digital encoding system
US4175239A (en) * 1978-04-12 1979-11-20 P. R. Mallory & Co. Inc. Detection means for touch control switches
US4291303A (en) * 1979-08-23 1981-09-22 General Electric Company Touch pad and display tube circuitry
US4290052A (en) * 1979-10-26 1981-09-15 General Electric Company Capacitive touch entry apparatus having high degree of personal safety
US4337538A (en) * 1980-10-20 1982-06-29 Discovision Associates Drive assembly for a video recorder-playback machine
US4405917A (en) * 1981-04-28 1983-09-20 Honeywell Inc. Matrix screening and grounding arrangement and method
US4550310A (en) * 1981-10-29 1985-10-29 Fujitsu Limited Touch sensing device

Also Published As

Publication number Publication date
EP0097498B1 (en) 1986-01-08
JPS58222389A (ja) 1983-12-24
JPS6029969B2 (ja) 1985-07-13
BR8303238A (pt) 1984-01-31
EP0097498A1 (en) 1984-01-04
AU540397B2 (en) 1984-11-15
DE3361777D1 (en) 1986-02-20
CA1202397A (en) 1986-03-25
AU1584483A (en) 1983-12-22
ES523397A0 (es) 1984-05-16
US4556871A (en) 1985-12-03

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19991108