DE3376515D1 - Temperature controlled crystal oscillator - Google Patents

Temperature controlled crystal oscillator

Info

Publication number
DE3376515D1
DE3376515D1 DE8383303004T DE3376515T DE3376515D1 DE 3376515 D1 DE3376515 D1 DE 3376515D1 DE 8383303004 T DE8383303004 T DE 8383303004T DE 3376515 T DE3376515 T DE 3376515T DE 3376515 D1 DE3376515 D1 DE 3376515D1
Authority
DE
Germany
Prior art keywords
temp
crystal oscillator
function generator
power series
temperature controlled
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
DE8383303004T
Other languages
English (en)
Inventor
George Hedley Storm Rokos
James Stanley Wilson
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.)
Nortel Networks Ltd
Original Assignee
STC PLC
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 STC PLC filed Critical STC PLC
Application granted granted Critical
Publication of DE3376515D1 publication Critical patent/DE3376515D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H03L1/022—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature
    • H03L1/023—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature by using voltage variable capacitance diodes

Landscapes

  • Oscillators With Electromechanical Resonators (AREA)
DE8383303004T 1983-05-25 1983-05-25 Temperature controlled crystal oscillator Expired DE3376515D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19830303004 EP0129618B1 (de) 1983-05-25 1983-05-25 Temperaturstabilisierter Quartzoszillator

Publications (1)

Publication Number Publication Date
DE3376515D1 true DE3376515D1 (en) 1988-06-09

Family

ID=8191168

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383303004T Expired DE3376515D1 (en) 1983-05-25 1983-05-25 Temperature controlled crystal oscillator

Country Status (2)

Country Link
EP (1) EP0129618B1 (de)
DE (1) DE3376515D1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2233513A (en) * 1989-06-09 1991-01-09 Philips Electronic Associated Oscillators

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1352808A (en) * 1971-06-24 1974-05-15 Marconi Co Ltd Temperature compensation of quartz crystals
US3821665A (en) * 1973-06-11 1974-06-28 Motorola Inc Temperature compensated crystal oscillator
US4107629A (en) * 1977-05-16 1978-08-15 General Electric Company Temperature compensator for a crystal oscillator
IT7923479A0 (it) * 1979-06-12 1979-06-12 Sits Soc It Telecom Siemens Disposizione circuitale atta a compensare le variazioni di frequenza, in funzione delle variazioni di temperatura, di un oscillatore a quarzo.

Also Published As

Publication number Publication date
EP0129618B1 (de) 1988-05-04
EP0129618A1 (de) 1985-01-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: NORTHERN TELECOM LTD., MONTREAL, QUEBEC, CA

8328 Change in the person/name/address of the agent

Free format text: LEMCKE, R., DIPL.-ING. BROMMER, H., DIPL.-ING. DR.-ING. PETERSEN, F., DIPL.-ING., PAT.-ANWAELTE, 76133 KARLSRUHE