DE102008057823A1 - Kapazitives Sensorsystem - Google Patents

Kapazitives Sensorsystem Download PDF

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Publication number
DE102008057823A1
DE102008057823A1 DE102008057823A DE102008057823A DE102008057823A1 DE 102008057823 A1 DE102008057823 A1 DE 102008057823A1 DE 102008057823 A DE102008057823 A DE 102008057823A DE 102008057823 A DE102008057823 A DE 102008057823A DE 102008057823 A1 DE102008057823 A1 DE 102008057823A1
Authority
DE
Germany
Prior art keywords
circuit arrangement
circuit
arrangement according
electrode
output
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.)
Withdrawn
Application number
DE102008057823A
Other languages
German (de)
English (en)
Inventor
Peter Prof. Dr. Fasshauer
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.)
Microchip Technology Germany GmbH
Original Assignee
Ident Technology AG
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 Ident Technology AG filed Critical Ident Technology AG
Priority to DE102008057823A priority Critical patent/DE102008057823A1/de
Priority to CN200980154103.0A priority patent/CN102273075B/zh
Priority to US12/743,676 priority patent/US10003334B2/en
Priority to KR1020117014031A priority patent/KR101772919B1/ko
Priority to EP09799244.0A priority patent/EP2359476B1/de
Priority to TW098139085A priority patent/TWI530097B/zh
Priority to PCT/EP2009/008213 priority patent/WO2010057625A1/de
Priority to JP2011535931A priority patent/JP5529881B2/ja
Priority to DE112009004269T priority patent/DE112009004269A5/de
Publication of DE102008057823A1 publication Critical patent/DE102008057823A1/de
Withdrawn legal-status Critical Current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
    • H03K17/945—Proximity switches
    • H03K17/955—Proximity switches using a capacitive detector
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/017—Gesture based interaction, e.g. based on a set of recognized hand gestures
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
    • H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
    • H03K2217/96—Touch switches
    • H03K2217/9607—Capacitive touch switches
    • H03K2217/960705—Safety of capacitive touch and proximity switches, e.g. increasing reliability, fail-safe
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
    • H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
    • H03K2217/96—Touch switches
    • H03K2217/9607—Capacitive touch switches
    • H03K2217/96071—Capacitive touch switches characterised by the detection principle
    • H03K2217/960715—Rc-timing; e.g. measurement of variation of charge time or discharge time of the sensor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
    • H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
    • H03K2217/96—Touch switches
    • H03K2217/9607—Capacitive touch switches
    • H03K2217/96071—Capacitive touch switches characterised by the detection principle
    • H03K2217/96072—Phase comparison, i.e. where a phase comparator receives at one input the signal directly from the oscillator, at a second input the same signal but delayed, with a delay depending on a sensing capacitance
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
    • H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
    • H03K2217/96—Touch switches
    • H03K2217/9607—Capacitive touch switches
    • H03K2217/960755—Constructional details of capacitive touch and proximity switches
    • H03K2217/960765—Details of shielding arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electronic Switches (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
DE102008057823A 2008-11-18 2008-11-18 Kapazitives Sensorsystem Withdrawn DE102008057823A1 (de)

Priority Applications (9)

Application Number Priority Date Filing Date Title
DE102008057823A DE102008057823A1 (de) 2008-11-18 2008-11-18 Kapazitives Sensorsystem
CN200980154103.0A CN102273075B (zh) 2008-11-18 2009-11-18 电容式传感器系统
US12/743,676 US10003334B2 (en) 2008-11-18 2009-11-18 Capacitative sensor system
KR1020117014031A KR101772919B1 (ko) 2008-11-18 2009-11-18 용량성 센서 시스템
EP09799244.0A EP2359476B1 (de) 2008-11-18 2009-11-18 Kapazitives sensorsystem
TW098139085A TWI530097B (zh) 2008-11-18 2009-11-18 電容式感應器系統
PCT/EP2009/008213 WO2010057625A1 (de) 2008-11-18 2009-11-18 Kapazitives sensorsystem
JP2011535931A JP5529881B2 (ja) 2008-11-18 2009-11-18 静電容量式センサシステム
DE112009004269T DE112009004269A5 (de) 2008-11-18 2009-11-18 Kapazitives Sensorsystem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102008057823A DE102008057823A1 (de) 2008-11-18 2008-11-18 Kapazitives Sensorsystem

Publications (1)

Publication Number Publication Date
DE102008057823A1 true DE102008057823A1 (de) 2010-08-19

Family

ID=41664676

Family Applications (2)

Application Number Title Priority Date Filing Date
DE102008057823A Withdrawn DE102008057823A1 (de) 2008-11-18 2008-11-18 Kapazitives Sensorsystem
DE112009004269T Withdrawn DE112009004269A5 (de) 2008-11-18 2009-11-18 Kapazitives Sensorsystem

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE112009004269T Withdrawn DE112009004269A5 (de) 2008-11-18 2009-11-18 Kapazitives Sensorsystem

Country Status (8)

Country Link
US (1) US10003334B2 (https=)
EP (1) EP2359476B1 (https=)
JP (1) JP5529881B2 (https=)
KR (1) KR101772919B1 (https=)
CN (1) CN102273075B (https=)
DE (2) DE102008057823A1 (https=)
TW (1) TWI530097B (https=)
WO (1) WO2010057625A1 (https=)

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SE535106C2 (sv) * 2010-07-09 2012-04-17 Lars Aake Wern En allmänt användbar kapacitiv sensor
US8599166B2 (en) * 2010-08-27 2013-12-03 Freescale Semiconductor, Inc. Touch sensor controller for driving a touch sensor shield
JP5757118B2 (ja) * 2011-03-23 2015-07-29 ソニー株式会社 情報処理装置、情報処理方法及びプログラム
TWI459271B (zh) * 2011-09-09 2014-11-01 Generalplus Technology Inc 觸控板的單、雙擊以及拖曳之判斷方法
CN102749995B (zh) * 2012-06-19 2015-11-04 上海华勤通讯技术有限公司 移动终端及移动终端挥控方法
DK2731356T3 (en) * 2012-11-07 2016-05-09 Oticon As Body worn control device for hearing aids
KR101472001B1 (ko) 2012-12-06 2014-12-15 이성호 Ac 전원에 연동한 커패시턴스 검출 수단 및 방법
JP6174435B2 (ja) * 2013-09-25 2017-08-02 富士通コンポーネント株式会社 コンバイナ及び操作検出装置
CN105004362B (zh) * 2015-06-27 2017-06-13 华东光电集成器件研究所 一种电容式传感器静电力驱动装置
US11692853B2 (en) * 2016-01-06 2023-07-04 Disruptive Technologies Research As Ultra low power source follower for capacitive sensor shield drivers
DE102016102392A1 (de) * 2016-02-11 2017-08-17 Valeo Schalter Und Sensoren Gmbh Bedienvorrichtung für ein Kraftfahrzeug mit kapazitiver Annäherungssensorik sowie Kraftfahrzeug
US10146371B2 (en) * 2016-03-29 2018-12-04 Microchip Technology Incorporated Water robustness and detection on capacitive buttons
JP6722498B2 (ja) * 2016-04-21 2020-07-15 株式会社アルファ 人体検知装置
CN110300949B (zh) * 2017-02-15 2023-05-12 夏普株式会社 显示装置
JP7052308B2 (ja) * 2017-11-15 2022-04-12 セイコーエプソン株式会社 センサー、およびロボット
CN108195490B (zh) * 2018-01-31 2019-10-11 北京他山科技有限公司 具有分时、分区域屏蔽功能的传感器、电子皮肤和机器人
CN110463041B (zh) * 2018-03-06 2023-08-25 深圳市汇顶科技股份有限公司 用于电容检测的电路、触摸检测装置和终端设备
DE102018106620A1 (de) * 2018-03-21 2019-09-26 Huf Hülsbeck & Fürst Gmbh & Co. Kg Kapazitive Sensorvorrichtung eines Fahrzeuges
KR102001885B1 (ko) * 2018-12-18 2019-07-19 코어다 주식회사 모션 인식을 이용한 보안 기기의 작동 방법 및 보안 기기의 작동 프로그램
DE102019200299A1 (de) * 2019-01-11 2020-07-16 Robert Bosch Gmbh Kapazitives Sensorsystem
US11196412B1 (en) * 2020-01-02 2021-12-07 Xilinx, Inc. Technique to improve bandwidth and high frequency return loss for push-pull buffer architecture
FR3107129B1 (fr) * 2020-02-10 2022-02-18 St Microelectronics Sa Dispositif et méthode de détection d’un contact tactile
LU504508B1 (en) * 2023-06-15 2024-12-16 Luxembourg Inst Science & Tech List Human-machine interface for contactless entry of commands by gestures
LU504509B1 (en) * 2023-06-15 2024-12-16 Luxembourg Inst Science & Tech List Human-machine interface with transparent capacitive sensing surface

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EP1164697A1 (en) * 2000-06-13 2001-12-19 Lg Electronics Inc. Glass touch sensing circuit
EP1435563A2 (en) * 2002-12-20 2004-07-07 Alps Electric Co., Ltd. Input apparatus having electrostatic sensor
WO2005001862A2 (en) * 2003-05-29 2005-01-06 Lancer Partnership, Ltd. Self-calibrating dielectric property-based switch
DE102005041112A1 (de) * 2005-08-30 2007-03-01 BSH Bosch und Siemens Hausgeräte GmbH Kapazitiver Annäherungsschalter und Haushaltgerät mit einem solchen

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DE10005173A1 (de) * 2000-02-05 2001-08-09 Ego Elektro Geraetebau Gmbh Schaltungsanordnung für ein Sensorelement
EP1164697A1 (en) * 2000-06-13 2001-12-19 Lg Electronics Inc. Glass touch sensing circuit
EP1435563A2 (en) * 2002-12-20 2004-07-07 Alps Electric Co., Ltd. Input apparatus having electrostatic sensor
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Also Published As

Publication number Publication date
WO2010057625A1 (de) 2010-05-27
CN102273075B (zh) 2015-12-02
CN102273075A (zh) 2011-12-07
KR101772919B1 (ko) 2017-08-30
DE112009004269A5 (de) 2013-01-03
TW201032473A (en) 2010-09-01
JP2012509610A (ja) 2012-04-19
US20110304576A1 (en) 2011-12-15
JP5529881B2 (ja) 2014-06-25
EP2359476A1 (de) 2011-08-24
KR20110097851A (ko) 2011-08-31
EP2359476B1 (de) 2020-05-20
TWI530097B (zh) 2016-04-11
US10003334B2 (en) 2018-06-19

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OP8 Request for examination as to paragraph 44 patent law
R118 Application deemed withdrawn due to claim for domestic priority

Effective date: 20110518