NL7903325A - FREQUENCY CONTROLLED CRYSTAL SCILLATOR WITH LARGE TUNING RANGE. - Google Patents

FREQUENCY CONTROLLED CRYSTAL SCILLATOR WITH LARGE TUNING RANGE.

Info

Publication number
NL7903325A
NL7903325A NL7903325A NL7903325A NL7903325A NL 7903325 A NL7903325 A NL 7903325A NL 7903325 A NL7903325 A NL 7903325A NL 7903325 A NL7903325 A NL 7903325A NL 7903325 A NL7903325 A NL 7903325A
Authority
NL
Netherlands
Prior art keywords
scillator
tuning range
controlled crystal
frequency controlled
large tuning
Prior art date
Application number
NL7903325A
Other languages
Dutch (nl)
Other versions
NL178468B (en
NL178468C (en
Original Assignee
Siemens 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
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of NL7903325A publication Critical patent/NL7903325A/en
Publication of NL178468B publication Critical patent/NL178468B/en
Application granted granted Critical
Publication of NL178468C publication Critical patent/NL178468C/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B19/00—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source
    • H03B19/16—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source using uncontrolled rectifying devices, e.g. rectifying diodes or Schottky diodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
    • H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
    • H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device
    • H03B5/366—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device and comprising means for varying the frequency by a variable voltage or current
    • H03B5/368—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device and comprising means for varying the frequency by a variable voltage or current the means being voltage variable capacitance diodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/003—Circuit elements of oscillators
    • H03B2200/004—Circuit elements of oscillators including a variable capacitance, e.g. a varicap, a varactor or a variable capacitance of a diode or transistor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2201/00—Aspects of oscillators relating to varying the frequency of the oscillations
    • H03B2201/02—Varying the frequency of the oscillations by electronic means
    • H03B2201/0208—Varying the frequency of the oscillations by electronic means the means being an element with a variable capacitance, e.g. capacitance diode
NLAANVRAGE7903325,A 1978-04-26 1979-04-26 CRYSTAL OIL SCILLATOR. NL178468C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2818374A DE2818374C2 (en) 1978-04-26 1978-04-26 Frequency controllable crystal oscillator with a large pull range

Publications (3)

Publication Number Publication Date
NL7903325A true NL7903325A (en) 1979-10-30
NL178468B NL178468B (en) 1985-10-16
NL178468C NL178468C (en) 1986-03-17

Family

ID=6038081

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7903325,A NL178468C (en) 1978-04-26 1979-04-26 CRYSTAL OIL SCILLATOR.

Country Status (3)

Country Link
DE (1) DE2818374C2 (en)
IT (1) IT1112245B (en)
NL (1) NL178468C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2904045C2 (en) * 1979-02-02 1982-04-15 Siemens AG, 1000 Berlin und 8000 München Quartz oscillator with mixed inductive and capacitive oscillation frequency control
NL8301905A (en) * 1983-05-30 1984-12-17 Philips Nv OSCILLATOR SWITCH.
US4924195A (en) * 1989-06-19 1990-05-08 At&T Bell Laboratories Crystal oscillator with broad tuning capability

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH491535A (en) * 1968-05-20 1970-05-31 Siemens Ag Transistor circuit for generating or transmitting signal oscillations
DE2534275C2 (en) * 1975-07-31 1984-06-20 Siemens AG, 1000 Berlin und 8000 München Oscillator with a quartz excited on an overtone

Also Published As

Publication number Publication date
IT7921965A0 (en) 1979-04-19
DE2818374A1 (en) 1979-10-31
NL178468B (en) 1985-10-16
NL178468C (en) 1986-03-17
IT1112245B (en) 1986-01-13
DE2818374C2 (en) 1984-06-07

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Legal Events

Date Code Title Description
A1A A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee