DE69527694D1 - Schaltung und Verfahren zur Messung eines Widerstandes - Google Patents

Schaltung und Verfahren zur Messung eines Widerstandes

Info

Publication number
DE69527694D1
DE69527694D1 DE69527694T DE69527694T DE69527694D1 DE 69527694 D1 DE69527694 D1 DE 69527694D1 DE 69527694 T DE69527694 T DE 69527694T DE 69527694 T DE69527694 T DE 69527694T DE 69527694 D1 DE69527694 D1 DE 69527694D1
Authority
DE
Germany
Prior art keywords
measuring
resistance
circuit
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
DE69527694T
Other languages
English (en)
Other versions
DE69527694T2 (de
Inventor
David M Susak
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of DE69527694D1 publication Critical patent/DE69527694D1/de
Application granted granted Critical
Publication of DE69527694T2 publication Critical patent/DE69527694T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
    • B60R21/017—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including arrangements for providing electric power to safety arrangements or their actuating means, e.g. to pyrotechnic fuses or electro-mechanic valves
    • B60R21/0173—Diagnostic or recording means therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/282—Testing of electronic circuits specially adapted for particular applications not provided for elsewhere
    • G01R31/2829—Testing of circuits in sensor or actuator systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/14—Measuring resistance by measuring current or voltage obtained from a reference source
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/005—Testing of electric installations on transport means
    • G01R31/006—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Air Bags (AREA)
DE69527694T 1994-12-05 1995-11-30 Schaltung und Verfahren zur Messung eines Widerstandes Expired - Fee Related DE69527694T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/348,631 US5506509A (en) 1994-12-05 1994-12-05 Circuit and method of measuring squib resistance

Publications (2)

Publication Number Publication Date
DE69527694D1 true DE69527694D1 (de) 2002-09-12
DE69527694T2 DE69527694T2 (de) 2002-12-05

Family

ID=23368869

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69527694T Expired - Fee Related DE69527694T2 (de) 1994-12-05 1995-11-30 Schaltung und Verfahren zur Messung eines Widerstandes

Country Status (3)

Country Link
US (1) US5506509A (de)
EP (1) EP0716309B1 (de)
DE (1) DE69527694T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5959538A (en) * 1997-10-15 1999-09-28 Vital Innovations, Inc. Force sensing resistor conditioning circuit
WO2000014555A1 (de) * 1998-09-09 2000-03-16 Siemens Aktiengesellschaft Diagnoseschaltung zur widerstands- und leckstrommessung mindestens eines elektrischen verbrauchers, insbesondere einer zündpille eines kraftfahrzeug-insassenschutzsystems, und entsprechend ausgelegtes insassenschutzsystem
US6509739B1 (en) 2000-11-08 2003-01-21 Xilinx, Inc. Method for locating defects and measuring resistance in a test structure
DE10345462B4 (de) * 2003-09-30 2012-12-06 Infineon Technologies Ag Anordnung und Verfahren zum Ermitteln des ohmschen Widerstands eines Elements
EP1582417A1 (de) * 2004-03-30 2005-10-05 Dialog Semiconductor GmbH Zündpillentreiberschaltung für Airbaganwendungen
CN1329737C (zh) * 2004-05-19 2007-08-01 南开大学 测量超导薄膜表面电阻的方法及其装置
EP1607755A1 (de) * 2004-06-14 2005-12-21 Dialog Semiconductor GmbH Sehr präzise Widerstandsmessung
KR101068909B1 (ko) * 2005-06-17 2011-09-30 주식회사 만도 솔레노이드밸브의 제어회로
DE102006017239B4 (de) * 2006-04-12 2011-06-16 Infineon Technologies Austria Ag Differentieller Levelshifter mit automatischem Fehlerabgleich
CN102565620B (zh) * 2012-02-17 2014-05-28 北京航天自动控制研究所 一种火工品低压测试电路及测试方法
US8986046B2 (en) 2012-11-29 2015-03-24 Autoliv Asp, Inc. Electrical harness assembly for duplex activation for motor vehicle restraint systems
US9018957B2 (en) 2012-11-29 2015-04-28 Autoliv Asp, Inc. Method and system for diagnostic measurement of motor vehicle restraint system squib loop resistance
US9684021B2 (en) * 2013-07-15 2017-06-20 Infineon Technologies Ag Resistance measurement
US9139155B2 (en) * 2013-09-18 2015-09-22 Freescale Semiconductor, Inc. Squib driver diagnostic circuit and method
DE102013219141A1 (de) 2013-09-24 2015-03-26 Robert Bosch Gmbh Interlock-Schaltkreis zur Absicherung eines elektrischen Bordnetzes
DE102014210815B4 (de) * 2014-06-05 2021-12-16 Robert Bosch Gmbh Steuergerät für ein Rückhaltemittel in einem Fahrzeug
DE102018109305A1 (de) 2018-04-19 2019-10-24 Fogtec Brandschutz Gmbh & Co. Kg Brandbekämpfungseinrichtung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4518869A (en) * 1982-12-21 1985-05-21 Motorola, Inc. Resistance comparator for switch detection
US5059916A (en) * 1990-01-08 1991-10-22 National Semiconductor Corporation Gauge driver for use with a remote sensor and having reduced offset potential response
JPH0450772A (ja) * 1990-06-18 1992-02-19 Toyota Autom Loom Works Ltd 電流検出装置
JPH06263001A (ja) * 1993-02-01 1994-09-20 Fujitsu Ten Ltd 車両のエアバッグシステムにおけるスクイブ検査回路

Also Published As

Publication number Publication date
EP0716309A3 (de) 1996-09-25
US5506509A (en) 1996-04-09
EP0716309B1 (de) 2002-08-07
EP0716309A2 (de) 1996-06-12
DE69527694T2 (de) 2002-12-05

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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