FR2147848A1 - - Google Patents

Info

Publication number
FR2147848A1
FR2147848A1 FR7128399A FR7128399A FR2147848A1 FR 2147848 A1 FR2147848 A1 FR 2147848A1 FR 7128399 A FR7128399 A FR 7128399A FR 7128399 A FR7128399 A FR 7128399A FR 2147848 A1 FR2147848 A1 FR 2147848A1
Authority
FR
France
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.)
Granted
Application number
FR7128399A
Other languages
French (fr)
Other versions
FR2147848B1 (enExample
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7128399A priority Critical patent/FR2147848B1/fr
Publication of FR2147848A1 publication Critical patent/FR2147848A1/fr
Application granted granted Critical
Publication of FR2147848B1 publication Critical patent/FR2147848B1/fr
Expired legal-status Critical Current

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
    • 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
    • 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
    • H03B2201/025—Varying the frequency of the oscillations by electronic means the means being an electronic switch for switching in or out oscillator elements
    • H03B2201/0266—Varying the frequency of the oscillations by electronic means the means being an electronic switch for switching in or out oscillator elements the means comprising a 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
    • H03B2201/0275—Varying the frequency of the oscillations by electronic means the means delivering several selected voltages or currents
    • H03B2201/0283—Varying the frequency of the oscillations by electronic means the means delivering several selected voltages or currents the means functioning digitally
FR7128399A 1971-08-03 1971-08-03 Expired FR2147848B1 (enExample)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7128399A FR2147848B1 (enExample) 1971-08-03 1971-08-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7128399A FR2147848B1 (enExample) 1971-08-03 1971-08-03

Publications (2)

Publication Number Publication Date
FR2147848A1 true FR2147848A1 (enExample) 1973-03-11
FR2147848B1 FR2147848B1 (enExample) 1974-03-29

Family

ID=9081384

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7128399A Expired FR2147848B1 (enExample) 1971-08-03 1971-08-03

Country Status (1)

Country Link
FR (1) FR2147848B1 (enExample)

Also Published As

Publication number Publication date
FR2147848B1 (enExample) 1974-03-29

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Legal Events

Date Code Title Description
ST Notification of lapse