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DE69001106D1 - Schaltung zur verarbeitung von signalen, abgegeben von zwei in differenzbetrieb arbeitenden sensoren, die eine physikalische groesse messen. - Google Patents

Schaltung zur verarbeitung von signalen, abgegeben von zwei in differenzbetrieb arbeitenden sensoren, die eine physikalische groesse messen.

Info

Publication number
DE69001106D1
DE69001106D1 DE9090116054T DE69001106T DE69001106D1 DE 69001106 D1 DE69001106 D1 DE 69001106D1 DE 9090116054 T DE9090116054 T DE 9090116054T DE 69001106 T DE69001106 T DE 69001106T DE 69001106 D1 DE69001106 D1 DE 69001106D1
Authority
DE
Germany
Prior art keywords
delivering
circuit
physical size
processing signals
differential operation
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
DE9090116054T
Other languages
English (en)
Other versions
DE69001106T2 (de
Inventor
Werner Hottinger
Fridolin Wiget
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.)
Asulab AG
Original Assignee
Asulab 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
Priority claimed from CH3186/89A external-priority patent/CH680963A5/fr
Priority claimed from FR8911628A external-priority patent/FR2651582B1/fr
Application filed by Asulab AG filed Critical Asulab AG
Publication of DE69001106D1 publication Critical patent/DE69001106D1/de
Application granted granted Critical
Publication of DE69001106T2 publication Critical patent/DE69001106T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G01P15/097—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by vibratory elements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/243—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the phase or frequency of AC
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/16—Measuring force or stress, in general using properties of piezoelectric devices
    • G01L1/162—Measuring force or stress, in general using properties of piezoelectric devices using piezoelectric resonators

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
  • Measuring Fluid Pressure (AREA)
DE1990601106 1989-09-01 1990-08-22 Schaltung zur Verarbeitung von Signalen, abgegeben von zwei in Differenzbetrieb arbeitenden Sensoren, die eine physikalische Grösse messen. Expired - Fee Related DE69001106T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH3186/89A CH680963A5 (de) 1989-09-01 1989-09-01
FR8911628A FR2651582B1 (fr) 1989-09-04 1989-09-04 Circuit de traitement des signaux delivres par deux capteurs mesurant en mode differentiel une grandeur physique.

Publications (2)

Publication Number Publication Date
DE69001106D1 true DE69001106D1 (de) 1993-04-22
DE69001106T2 DE69001106T2 (de) 1993-09-30

Family

ID=25692402

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1990601106 Expired - Fee Related DE69001106T2 (de) 1989-09-01 1990-08-22 Schaltung zur Verarbeitung von Signalen, abgegeben von zwei in Differenzbetrieb arbeitenden Sensoren, die eine physikalische Grösse messen.

Country Status (3)

Country Link
EP (1) EP0415251B1 (de)
DE (1) DE69001106T2 (de)
ES (1) ES2040539T3 (de)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2532047A1 (fr) * 1982-08-19 1984-02-24 Asulab Sa Capteur de mesure muni d'un resonateur piezo-electrique compense en temperature
DE3736904A1 (de) * 1987-10-30 1989-05-11 Nord Micro Elektronik Feinmech Messeinrichtung mit sensorelementen

Also Published As

Publication number Publication date
EP0415251A1 (de) 1991-03-06
ES2040539T3 (es) 1993-10-16
EP0415251B1 (de) 1993-03-17
DE69001106T2 (de) 1993-09-30

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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