SE302979B - - Google Patents

Info

Publication number
SE302979B
SE302979B SE1013/63A SE101363A SE302979B SE 302979 B SE302979 B SE 302979B SE 1013/63 A SE1013/63 A SE 1013/63A SE 101363 A SE101363 A SE 101363A SE 302979 B SE302979 B SE 302979B
Authority
SE
Sweden
Prior art keywords
transistor
circuit
capacitor
diodes
feedback
Prior art date
Application number
SE1013/63A
Other languages
English (en)
Inventor
J Greefkes
K Riemens
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of SE302979B publication Critical patent/SE302979B/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/10—Angle modulation by means of variable impedance
    • H03C3/12—Angle modulation by means of variable impedance by means of a variable reactive element
    • H03C3/20—Angle modulation by means of variable impedance by means of a variable reactive element the element being a voltage-dependent capacitor
    • 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
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1203—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the amplifier being a single 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
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1231—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the amplifier comprising one or more bipolar transistors
    • 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
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1237—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator
    • H03B5/1275—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator having further means for varying a parameter in dependence on the frequency
    • H03B5/1278—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator having further means for varying a parameter in dependence on the frequency the parameter being an amplitude of a signal, e.g. maintaining a constant output amplitude over the frequency range
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/10—Angle modulation by means of variable impedance
    • H03C3/12—Angle modulation by means of variable impedance by means of a variable reactive element
    • H03C3/14—Angle modulation by means of variable impedance by means of a variable reactive element simulated by circuit comprising active element with at least three electrodes, e.g. reactance-tube circuit
    • H03C3/145—Angle modulation by means of variable impedance by means of a variable reactive element simulated by circuit comprising active element with at least three electrodes, e.g. reactance-tube circuit by using semiconductor elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Dc-Dc Converters (AREA)
SE1013/63A 1962-02-02 1963-01-30 SE302979B (US07714131-20100511-C00038.png)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL274343 1962-02-02
NL284198 1962-10-10

Publications (1)

Publication Number Publication Date
SE302979B true SE302979B (US07714131-20100511-C00038.png) 1968-08-12

Family

ID=26641822

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1013/63A SE302979B (US07714131-20100511-C00038.png) 1962-02-02 1963-01-30

Country Status (7)

Country Link
BE (1) BE627867A (US07714131-20100511-C00038.png)
CH (1) CH414769A (US07714131-20100511-C00038.png)
DE (1) DE1250887B (US07714131-20100511-C00038.png)
FR (1) FR1346132A (US07714131-20100511-C00038.png)
GB (1) GB982165A (US07714131-20100511-C00038.png)
NL (2) NL284198A (US07714131-20100511-C00038.png)
SE (1) SE302979B (US07714131-20100511-C00038.png)

Also Published As

Publication number Publication date
GB982165A (en) 1965-02-03
NL284198A (US07714131-20100511-C00038.png)
BE627867A (US07714131-20100511-C00038.png)
DE1250887B (US07714131-20100511-C00038.png) 1967-09-28
NL274343A (US07714131-20100511-C00038.png)
FR1346132A (fr) 1963-12-13
CH414769A (de) 1966-06-15

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