IT1065169B - Oscillatore a transistore - Google Patents

Oscillatore a transistore

Info

Publication number
IT1065169B
IT1065169B IT30352/76A IT3035276A IT1065169B IT 1065169 B IT1065169 B IT 1065169B IT 30352/76 A IT30352/76 A IT 30352/76A IT 3035276 A IT3035276 A IT 3035276A IT 1065169 B IT1065169 B IT 1065169B
Authority
IT
Italy
Prior art keywords
transistor oscillator
oscillator
transistor
Prior art date
Application number
IT30352/76A
Other languages
English (en)
Original Assignee
Licentia Gmbh
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 Licentia Gmbh filed Critical Licentia Gmbh
Application granted granted Critical
Publication of IT1065169B publication Critical patent/IT1065169B/it

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
    • H03B5/08—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
    • H03B5/1203—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
    • H03B5/1237—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
    • H03B5/124—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 the means comprising a voltage dependent capacitance
    • H03B5/1243—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 the means comprising a voltage dependent capacitance the means comprising 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
    • 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
    • H03B5/1256—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 the means comprising a variable inductance
    • 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
    • H03B5/1262—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 the means comprising switched elements
    • H03B5/1268—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 the means comprising switched elements switched inductors
    • 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
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/003—Circuit elements of oscillators
    • H03B2200/0048—Circuit elements of oscillators including measures to switch the frequency band, e.g. by harmonic selection
    • 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
    • H03B2200/0056—Circuit elements of oscillators including a diode used for switching
    • 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
IT30352/76A 1975-12-23 1976-12-13 Oscillatore a transistore IT1065169B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2558120A DE2558120C3 (de) 1975-12-23 1975-12-23 Transistoroszillator

Publications (1)

Publication Number Publication Date
IT1065169B true IT1065169B (it) 1985-02-25

Family

ID=5965349

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30352/76A IT1065169B (it) 1975-12-23 1976-12-13 Oscillatore a transistore

Country Status (3)

Country Link
DE (1) DE2558120C3 (it)
FR (1) FR2336826A1 (it)
IT (1) IT1065169B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3246295C2 (de) * 1982-12-14 1986-11-27 Siemens AG, 1000 Berlin und 8000 München Frequenzmodulierbarer Oszillator
DE3716878A1 (de) * 1987-05-20 1988-12-15 Philips Patentverwaltung Zf-oszillator fuer hf-tuner
DE4008186C2 (de) * 1990-03-15 1999-09-09 Thomson Brandt Gmbh Schaltungsanordnung zum Empfang von Hochfrequenzsignalen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1551681A (it) * 1967-07-13 1968-12-27
DE1591764B2 (de) * 1967-12-13 1972-02-17 Telefunken Patentverwertungsgesellschaft Mbh, 7900 Ulm Oszillatorschaltung mit einem kapazitiv abstimmbaren parallel resonanzkreis
NL153037B (nl) * 1968-03-04 1977-04-15 Philips Nv Oscillatorschakeling voor ultrahoogfrequente elektrische trillingen.
DE2137408A1 (de) * 1970-08-07 1972-02-24 Ducati Elettrotecnica Spa Abgleichsschaltkreis in Abstimm vorrichtungen mit Drehkondensator

Also Published As

Publication number Publication date
DE2558120B2 (de) 1977-10-20
FR2336826A1 (fr) 1977-07-22
FR2336826B1 (it) 1980-07-18
DE2558120C3 (de) 1981-09-17
DE2558120A1 (de) 1977-06-30

Similar Documents

Publication Publication Date Title
IT1066678B (it) Rotismo a satelliti
IT1064299B (it) Corsore a pendolo
DK35776A (da) Injektionssprojte
SE428878B (sv) Ostagad segelmast for en segelbreda
BE848510A (fr) Oscillateur regle
FR2353961A1 (fr) Oscillateur a quartz
IT1054279B (it) Dispositivo a racla
BE845008A (fr) Thermotransformateur a absorption
FR2316786A1 (fr) Oscillateur de butler ameliore
DK149919C (da) Borenhed
SE7602884L (sv) Drev
BE849552A (fr) Oscillateur a transistor
IT1057752B (it) Cirsuito rivelatore a transistori
FR2313799A1 (fr) Inverseur a transistors
FR2298512A1 (fr) Proc
NL7605423A (nl) Varactorinrichting.
FR2312207A1 (fr) Melanges a fumer
SE396853B (sv) Tvapol innefattande en transistor
IT1057711B (it) Pagnetron a cavita riscnante
FR2307364A1 (fr) Perfectionnements a des minuteries
FR2319246A1 (fr) Circuit oscillateur
IT1065169B (it) Oscillatore a transistore
AT374975B (de) Oszillator
IT1058642B (it) Procedimento per fabbricare un transistor
ATA35075A (de) Kettenrad