EP1234191A4 - Procede et appareil d'essai d'un capteur capacitif - Google Patents

Procede et appareil d'essai d'un capteur capacitif

Info

Publication number: EP1234191A4
Authority: EP; European Patent Office
Prior art keywords: testing; capacitive sensor; capacitive; sensor
Prior art date: 1999-11-03
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn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

EP00975031A

Other languages

German (de)

English (en)

Other versions

EP1234191A1 (fr

Inventor

Arnim Holger Littek

Michael Jouhannes Pot

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.)

Med Dev Ltd

Original Assignee

Med Dev 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.)

1999-11-03

Filing date

2000-11-03

Publication date

2003-02-19

2000-11-03 Application filed by Med Dev Ltd filed Critical Med Dev Ltd

2002-08-28 Publication of EP1234191A1 publication Critical patent/EP1234191A1/fr

2003-02-19 Publication of EP1234191A4 publication Critical patent/EP1234191A4/fr

Status Withdrawn legal-status Critical Current

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Measurement Of Resistance Or Impedance (AREA)
Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)

EP00975031A 1999-11-03 2000-11-03 Procede et appareil d'essai d'un capteur capacitif Withdrawn EP1234191A4 (fr)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
NZ50077099		1999-11-03
NZ50077099		1999-11-03
PCT/NZ2000/000217 WO2001033245A1 (fr)	1999-11-03	2000-11-03	Procede et appareil d'essai d'un capteur capacitif

Publications (2)

Publication Number	Publication Date
EP1234191A1 EP1234191A1 (fr)	2002-08-28
EP1234191A4 true EP1234191A4 (fr)	2003-02-19

Family

ID=19927604

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP00975031A Withdrawn EP1234191A4 (fr)	1999-11-03	2000-11-03	Procede et appareil d'essai d'un capteur capacitif

Country Status (5)

Country	Link
EP (1)	EP1234191A4 (fr)
AU (1)	AU1313901A (fr)
BR (1)	BR0015288A (fr)
CA (1)	CA2390176A1 (fr)
WO (1)	WO2001033245A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP1392585A1 (fr) *	2001-06-05	2004-03-03	Siemens Aktiengesellschaft	Rouleau de mesure et de detection
US6714070B1 (en) *	2002-02-07	2004-03-30	Bei Technologies, Inc.	Differential charge amplifier with built-in testing for rotation rate sensor
FR2912814A1 (fr) *	2007-07-06	2008-08-22	Siemens Vdo Automotive Sas	Procede et dispositif de detection de defaillance de capteur capacitif passif
US20090241634A1 (en) *	2008-03-28	2009-10-01	Cenk Acar	Micromachined accelerometer and method with continuous self-testing
US9791494B2 (en)	2012-01-20	2017-10-17	Lear Corporation	Apparatus and method for diagnostics of a capacitive sensor
CN103235277B (zh) *	2013-03-29	2016-01-06	国家电网公司	智能化变电站容性设备在线监测系统集成化调试装置
US10260983B2 (en)	2014-01-20	2019-04-16	Lear Corporation	Apparatus and method for diagnostics of a capacitive sensor with plausibility check
WO2017109520A1 (fr) *	2015-12-24	2017-06-29	Cloudtag Inc	Système portatif de surveillance du rythme et de l'activité cardiaques

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2253487A (en) *	1991-03-07	1992-09-09	Rover Group	A method of detecting malfunction of a piezoelectric sensor
EP0523732A2 (fr) *	1991-07-19	1993-01-20	Mitsubishi Petrochemical Co., Ltd.	Capteur d'accélération avec auto-test, et circuit pour celui-ci
EP0704706A1 (fr) *	1994-09-30	1996-04-03	MAGNETI MARELLI S.p.A.	Système diagnostique pour un capteur capacitif
WO1999013345A1 (fr) *	1997-09-11	1999-03-18	Robert Bosch Gmbh	Dispositif capteur

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5220519A (en) *	1990-12-28	1993-06-15	Endevco Corporation	Method and apparatus for self-testing a transducer system
DE4133426A1 (de) *	1991-10-09	1993-04-15	Bosch Gmbh Robert	Schaltungsanordnung zur auswertung und zum test eines kapazitiven sensors

2000
- 2000-11-03 BR BR0015288-9A patent/BR0015288A/pt not_active Application Discontinuation
- 2000-11-03 WO PCT/NZ2000/000217 patent/WO2001033245A1/fr active IP Right Grant
- 2000-11-03 AU AU13139/01A patent/AU1313901A/en not_active Abandoned
- 2000-11-03 CA CA002390176A patent/CA2390176A1/fr not_active Abandoned
- 2000-11-03 EP EP00975031A patent/EP1234191A4/fr not_active Withdrawn

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2253487A (en) *	1991-03-07	1992-09-09	Rover Group	A method of detecting malfunction of a piezoelectric sensor
EP0523732A2 (fr) *	1991-07-19	1993-01-20	Mitsubishi Petrochemical Co., Ltd.	Capteur d'accélération avec auto-test, et circuit pour celui-ci
EP0704706A1 (fr) *	1994-09-30	1996-04-03	MAGNETI MARELLI S.p.A.	Système diagnostique pour un capteur capacitif
WO1999013345A1 (fr) *	1997-09-11	1999-03-18	Robert Bosch Gmbh	Dispositif capteur

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO0133245A1 *

Also Published As

Publication number	Publication date
EP1234191A1 (fr)	2002-08-28
WO2001033245A1 (fr)	2001-05-10
AU1313901A (en)	2001-05-14
BR0015288A (pt)	2002-07-09
CA2390176A1 (fr)	2001-05-10

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Legal Events

Date	Code	Title	Description
2002-07-13	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2002-08-28	17P	Request for examination filed	Effective date: 20020531
2002-08-28	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
2002-08-28	AX	Request for extension of the european patent	Free format text: AL;LT;LV;MK;RO;SI
2003-02-19	A4	Supplementary search report drawn up and despatched	Effective date: 20030108
2003-02-19	RIC1	Information provided on ipc code assigned before grant	Ipc: 7G 01R 35/00 A Ipc: 7G 01R 27/26 B Ipc: 7G 01R 31/28 B Ipc: 7G 01R 29/22 B
2003-05-21	16A	New documents despatched to applicant after publication of the search report	Effective date: 20030407
2003-11-14	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2004-01-02	18D	Application deemed to be withdrawn	Effective date: 20030602