GB1435665A - Arrangement for keeping constant the frequency of a vibrating crystal - Google Patents

Arrangement for keeping constant the frequency of a vibrating crystal

Info

Publication number
GB1435665A
GB1435665A GB3185174A GB3185174A GB1435665A GB 1435665 A GB1435665 A GB 1435665A GB 3185174 A GB3185174 A GB 3185174A GB 3185174 A GB3185174 A GB 3185174A GB 1435665 A GB1435665 A GB 1435665A
Authority
GB
United Kingdom
Prior art keywords
transistor
temperature
vibrator
diode
avalanche
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
Application number
GB3185174A
Other languages
English (en)
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.)
TDK Micronas GmbH
ITT Inc
Original Assignee
Deutsche ITT Industries GmbH
ITT Industries 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 Deutsche ITT Industries GmbH, ITT Industries Inc filed Critical Deutsche ITT Industries GmbH
Publication of GB1435665A publication Critical patent/GB1435665A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
    • G04F5/04—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses
    • G04F5/06—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses using piezoelectric resonators
    • G04F5/063—Constructional details
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/05—Holders or supports
    • H03H9/08—Holders with means for regulating temperature
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
    • H03L1/02—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only
    • H03L1/04—Constructional details for maintaining temperature constant

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
GB3185174A 1973-07-24 1974-07-18 Arrangement for keeping constant the frequency of a vibrating crystal Expired GB1435665A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732337436 DE2337436C2 (de) 1973-07-24 1973-07-24 Anordnung zur Konstanthaltung der Frequenz eines piezo- oder ferroelektrischen Schwingkristalls

Publications (1)

Publication Number Publication Date
GB1435665A true GB1435665A (en) 1976-05-12

Family

ID=5887772

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3185174A Expired GB1435665A (en) 1973-07-24 1974-07-18 Arrangement for keeping constant the frequency of a vibrating crystal

Country Status (5)

Country Link
CH (2) CH588784B5 (en:Method)
DE (1) DE2337436C2 (en:Method)
FR (1) FR2239048B3 (en:Method)
GB (1) GB1435665A (en:Method)
IT (1) IT1017173B (en:Method)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3214614A1 (de) * 1981-04-20 1982-11-04 Burr-Brown Research Corp., 85734 Tucson, Ariz. Temperaturregelung fuer einen modularen schaltkreis und verfahren zur temperaturregelung
US4719384A (en) * 1985-09-24 1988-01-12 Centre National De La Recherche Scientifique Miniature thermostatted oscillator
GB2316196A (en) * 1996-05-22 1998-02-18 Univ Paisley Temperature changing and controlling apparatus
EP0969591A4 (en) * 1998-01-20 2004-03-17 Toyo Communication Equip PIEZO-ELECTRIC OSCILLATOR

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2484734A1 (fr) * 1980-06-13 1981-12-18 Cepe Resonateur piezoelectrique a composants electroniques integres, et oscillateur muni d'un tel resonateur

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2037636A1 (de) * 1970-07-29 1972-02-10 Philips Patentverwaltung Integrierte monolithische Halbleiter schaltung mit geregelter Kristalltemperatur

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3214614A1 (de) * 1981-04-20 1982-11-04 Burr-Brown Research Corp., 85734 Tucson, Ariz. Temperaturregelung fuer einen modularen schaltkreis und verfahren zur temperaturregelung
US4719384A (en) * 1985-09-24 1988-01-12 Centre National De La Recherche Scientifique Miniature thermostatted oscillator
GB2316196A (en) * 1996-05-22 1998-02-18 Univ Paisley Temperature changing and controlling apparatus
GB2316196B (en) * 1996-05-22 2000-07-19 Univ Paisley Temperature control apparatus and methods
EP0969591A4 (en) * 1998-01-20 2004-03-17 Toyo Communication Equip PIEZO-ELECTRIC OSCILLATOR

Also Published As

Publication number Publication date
FR2239048B3 (en:Method) 1980-01-04
DE2337436C2 (de) 1982-02-04
DE2337436A1 (de) 1975-02-13
CH1011474A4 (en:Method) 1976-09-15
IT1017173B (it) 1977-07-20
CH588784B5 (en:Method) 1977-06-15
FR2239048A1 (en:Method) 1975-02-21

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee