DE69924579D1 - Berührungsempfindliche Tastschalter - Google Patents

Berührungsempfindliche Tastschalter

Info

Publication number
DE69924579D1
DE69924579D1 DE69924579T DE69924579T DE69924579D1 DE 69924579 D1 DE69924579 D1 DE 69924579D1 DE 69924579 T DE69924579 T DE 69924579T DE 69924579 T DE69924579 T DE 69924579T DE 69924579 D1 DE69924579 D1 DE 69924579D1
Authority
DE
Germany
Prior art keywords
frequency
microprocessor
surveillance
control
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 - Lifetime
Application number
DE69924579T
Other languages
English (en)
Other versions
DE69924579T2 (de
Inventor
Alain Paul Rene Wehrbach
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.)
Amphitech SAS
Original Assignee
Amphitech SAS
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 Amphitech SAS filed Critical Amphitech SAS
Publication of DE69924579D1 publication Critical patent/DE69924579D1/de
Application granted granted Critical
Publication of DE69924579T2 publication Critical patent/DE69924579T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H03K17/962—Capacitive touch switches

Landscapes

  • Push-Button Switches (AREA)
  • Alarm Systems (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)
  • Selective Calling Equipment (AREA)
  • Burglar Alarm Systems (AREA)
  • Relay Circuits (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Switches With Compound Operations (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
DE69924579T 1998-10-22 1999-09-30 Berührungsempfindliche Tastschalter Expired - Lifetime DE69924579T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9813239A FR2785108B1 (fr) 1998-10-22 1998-10-22 Contacteur a touche sensitive
FR9813239 1998-10-22

Publications (2)

Publication Number Publication Date
DE69924579D1 true DE69924579D1 (de) 2005-05-12
DE69924579T2 DE69924579T2 (de) 2006-03-02

Family

ID=9531857

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69924579T Expired - Lifetime DE69924579T2 (de) 1998-10-22 1999-09-30 Berührungsempfindliche Tastschalter

Country Status (4)

Country Link
EP (1) EP0996228B1 (de)
AT (1) ATE292858T1 (de)
DE (1) DE69924579T2 (de)
FR (1) FR2785108B1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2808597B1 (fr) 2000-05-02 2002-07-12 Schneider Electric Ind Sa Detecteur inductif ou capacitif
AUPR183300A0 (en) * 2000-12-01 2001-01-04 Chain Shearing Ltd Control circuit for a power driven tool
US6583676B2 (en) 2001-06-20 2003-06-24 Apple Computer, Inc. Proximity/touch detector and calibration circuit
BRPI0603226A (pt) * 2006-08-09 2008-04-01 Flavio Zampieri chaves sensìveis ao toque
US8174503B2 (en) 2008-05-17 2012-05-08 David H. Cain Touch-based authentication of a mobile device through user generated pattern creation
CN103687147B (zh) * 2012-09-17 2017-10-31 深圳市海洋王照明工程有限公司 灯具控制电路及灯具
CA3039798A1 (en) * 2016-11-14 2018-05-17 Touchsensor Technologies, Llc Capacitive sensor with self-test feature

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3815698A1 (de) * 1988-05-07 1989-11-16 Balluff Gebhard Feinmech Selbstpruefender, kapazitiver naeherungsschalter
EP0478856A1 (de) * 1990-10-01 1992-04-08 Siemens Aktiengesellschaft Österreich Verfahren und Vorrichtung zur Kontrolle der Betätigung einer Berührungsplatte

Also Published As

Publication number Publication date
FR2785108B1 (fr) 2000-12-01
EP0996228A1 (de) 2000-04-26
ATE292858T1 (de) 2005-04-15
EP0996228B1 (de) 2005-04-06
DE69924579T2 (de) 2006-03-02
FR2785108A1 (fr) 2000-04-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition