DE69004839T2 - Strom-/Frequenz-Umsetzer. - Google Patents

Strom-/Frequenz-Umsetzer.

Info

Publication number
DE69004839T2
DE69004839T2 DE90302558T DE69004839T DE69004839T2 DE 69004839 T2 DE69004839 T2 DE 69004839T2 DE 90302558 T DE90302558 T DE 90302558T DE 69004839 T DE69004839 T DE 69004839T DE 69004839 T2 DE69004839 T2 DE 69004839T2
Authority
DE
Germany
Prior art keywords
current
frequency converter
converter
frequency
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
DE90302558T
Other languages
English (en)
Other versions
DE69004839D1 (de
Inventor
Norman Frederick Watson
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.)
Leonardo MW Ltd
Original Assignee
GEC Ferranti Defence Systems 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.)
Filing date
Publication date
Application filed by GEC Ferranti Defence Systems Ltd filed Critical GEC Ferranti Defence Systems Ltd
Publication of DE69004839D1 publication Critical patent/DE69004839D1/de
Application granted granted Critical
Publication of DE69004839T2 publication Critical patent/DE69004839T2/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
    • G01P7/00—Measuring speed by integrating acceleration
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/06—Frequency or rate modulation, i.e. PFM or PRM

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Air Bags (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
DE90302558T 1989-03-22 1990-03-09 Strom-/Frequenz-Umsetzer. Expired - Fee Related DE69004839T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8906610A GB2229594B (en) 1989-03-22 1989-03-22 Current-to-frequency converter

Publications (2)

Publication Number Publication Date
DE69004839D1 DE69004839D1 (de) 1994-01-13
DE69004839T2 true DE69004839T2 (de) 1994-04-07

Family

ID=10653823

Family Applications (1)

Application Number Title Priority Date Filing Date
DE90302558T Expired - Fee Related DE69004839T2 (de) 1989-03-22 1990-03-09 Strom-/Frequenz-Umsetzer.

Country Status (5)

Country Link
US (1) US5128610A (de)
EP (1) EP0389156B1 (de)
JP (1) JPH0361864A (de)
DE (1) DE69004839T2 (de)
GB (1) GB2229594B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0555547B1 (de) * 1992-02-13 1996-06-12 Siemens Aktiengesellschaft Schmitt-Trigger
FR2687789B1 (fr) * 1992-02-24 1996-08-14 Sextant Avionique Dispositif pour la conversion d'une grandeur electrique en un signal electrique dont la frequence est representative de ladite grandeur, et capteur utilisant le principe dudit dispositif.
US5592095A (en) * 1995-08-28 1997-01-07 Motorola, Inc. Charge measurement circuit for a battery in which oscillators are used to indicate mode of operation
US6931358B2 (en) * 2002-10-14 2005-08-16 Northrop Grumman Corporation System and method for providing high performance quantizer processing
WO2004066460A1 (de) * 2003-01-23 2004-08-05 Nlg - New Laser Generation Gmbh Laserresonator und frequenzkonvertierter laser

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3482116A (en) * 1966-08-05 1969-12-02 Bendix Corp Voltage to frequency converter
DE2207416C3 (de) * 1972-02-11 1974-10-17 Zschimmer, Gero, 1000 Berlin Verfahren zum Messen einer Spannung mit Hilfe eines Analog-Digital-Wandlers
US3877020A (en) * 1972-06-27 1975-04-08 Allen W Brunsting Paired transition rebalancing pulse for voltage to frequency converters
US3857097A (en) * 1973-07-16 1974-12-24 Comstron Corp Compensating techniques for sensitive wide band voltmeters
JPS524765A (en) * 1975-06-30 1977-01-14 Hewlett Packard Yokogawa Dual slope analoggtoodigital converter
IT1214602B (it) * 1985-04-24 1990-01-18 Ates Componenti Elettron Stadio oscillatore rc a differenti soglie di commutazione, in particolare per monitor.

Also Published As

Publication number Publication date
DE69004839D1 (de) 1994-01-13
US5128610A (en) 1992-07-07
EP0389156A2 (de) 1990-09-26
GB2229594A (en) 1990-09-26
EP0389156B1 (de) 1993-12-01
EP0389156A3 (en) 1990-12-12
GB2229594B (en) 1993-04-07
GB8906610D0 (en) 1989-05-04
JPH0361864A (ja) 1991-03-18

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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