DE3771818D1 - Oszillatorschaltung. - Google Patents

Oszillatorschaltung.

Info

Publication number
DE3771818D1
DE3771818D1 DE8787201674T DE3771818T DE3771818D1 DE 3771818 D1 DE3771818 D1 DE 3771818D1 DE 8787201674 T DE8787201674 T DE 8787201674T DE 3771818 T DE3771818 T DE 3771818T DE 3771818 D1 DE3771818 D1 DE 3771818D1
Authority
DE
Germany
Prior art keywords
oscillator circuit
oscillator
circuit
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 - Lifetime
Application number
DE8787201674T
Other languages
English (en)
Inventor
Cornelis Alexander Maria Boon
Ernst Hugo Nordholt
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE3771818D1 publication Critical patent/DE3771818D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H03L5/00—Automatic control of voltage, current, or power
    • 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
    • H03B5/1206—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 using multiple transistors for amplification
    • H03B5/1209—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 using multiple transistors for amplification the amplifier having two current paths operating in a differential manner and a current source or degeneration circuit in common to both paths, e.g. a long-tailed pair.
    • 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
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
    • H03G11/002—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general without controlling loop
    • 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
    • H03B2200/0036—Circuit elements of oscillators including an emitter or source coupled transistor pair or a long tail pair
DE8787201674T 1986-09-09 1987-09-04 Oszillatorschaltung. Expired - Lifetime DE3771818D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8602263 1986-09-09

Publications (1)

Publication Number Publication Date
DE3771818D1 true DE3771818D1 (de) 1991-09-05

Family

ID=19848514

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787201674T Expired - Lifetime DE3771818D1 (de) 1986-09-09 1987-09-04 Oszillatorschaltung.

Country Status (4)

Country Link
US (1) US4816779A (de)
EP (1) EP0261714B1 (de)
JP (1) JPS6369303A (de)
DE (1) DE3771818D1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2519703B2 (ja) * 1987-02-04 1996-07-31 株式会社東芝 発振回路
DE60122586T2 (de) 2001-02-13 2007-09-13 Telefonaktiebolaget Lm Ericsson (Publ) Differenzoszillator

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3500246A (en) * 1968-07-26 1970-03-10 Rca Corp Variable frequency oscillator with constant amplitude output
FR2044275A5 (de) * 1969-05-14 1971-02-19 Constr Telephoniques
US3761741A (en) * 1972-06-21 1973-09-25 Signetics Corp Electrically variable impedance utilizing the base emitter junctions of transistors
DE3003302C2 (de) * 1980-01-30 1982-12-23 Siemens AG, 1000 Berlin und 8000 München Stromgesteuerter Oszillator
NL8501861A (nl) * 1984-09-03 1986-04-01 Philips Nv Beeldopneem- respektievelijk weergeefinrichting met een lijnafbuigschakeling.

Also Published As

Publication number Publication date
JPS6369303A (ja) 1988-03-29
US4816779A (en) 1989-03-28
EP0261714B1 (de) 1991-07-31
EP0261714A1 (de) 1988-03-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee