CA987008A - Adjustable frequency oscillator - Google Patents

Adjustable frequency oscillator

Info

Publication number
CA987008A
CA987008A CA147,189A CA147189A CA987008A CA 987008 A CA987008 A CA 987008A CA 147189 A CA147189 A CA 147189A CA 987008 A CA987008 A CA 987008A
Authority
CA
Canada
Prior art keywords
frequency oscillator
adjustable frequency
adjustable
oscillator
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
Application number
CA147,189A
Other versions
CA147189S (en
Inventor
Ian J. Kirby
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of CA987008A publication Critical patent/CA987008A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
    • H03K4/066—Generating pulses having essentially a finite slope or stepped portions having triangular shape using a Miller-integrator
    • 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
    • H03B5/20—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator
    • H03B5/24—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator active element in amplifier being semiconductor device
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/94—Generating pulses having essentially a finite slope or stepped portions having trapezoidal shape
CA147,189A 1971-07-15 1972-07-14 Adjustable frequency oscillator Expired CA987008A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3323671A GB1402546A (en) 1971-07-15 1971-07-15 Adjustable frequency oscillator

Publications (1)

Publication Number Publication Date
CA987008A true CA987008A (en) 1976-04-06

Family

ID=10350312

Family Applications (1)

Application Number Title Priority Date Filing Date
CA147,189A Expired CA987008A (en) 1971-07-15 1972-07-14 Adjustable frequency oscillator

Country Status (6)

Country Link
JP (1) JPS5818014B2 (en)
CA (1) CA987008A (en)
DE (1) DE2234757A1 (en)
FR (1) FR2145583B1 (en)
GB (1) GB1402546A (en)
IT (1) IT962837B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2726894A1 (en) * 1977-06-15 1979-01-04 Bosch Gmbh Robert CIRCUIT DEVICE FOR CONVERTING AN INDUCTIVITY VALUE INTO A SPECIFIC FREQUENCY
DE4220596C1 (en) * 1992-06-24 1993-12-09 Mfp Mestechnik Und Fertigungst Transmission factor measuring circuit for variable transmission circuit e.g. differential transformer path sensor - determines factor from difference in period of oscillation of series integrator and comparator oscillator when circuit is connected and disconnected.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4425765Y1 (en) * 1967-09-26 1969-10-29

Also Published As

Publication number Publication date
GB1402546A (en) 1975-08-13
DE2234757A1 (en) 1973-02-01
JPS4857569A (en) 1973-08-13
FR2145583B1 (en) 1976-05-14
IT962837B (en) 1973-12-31
JPS5818014B2 (en) 1983-04-11
FR2145583A1 (en) 1973-02-23

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