FR2578121B1 - Oscillateur local multibande - Google Patents

Oscillateur local multibande

Info

Publication number
FR2578121B1
FR2578121B1 FR868602728A FR8602728A FR2578121B1 FR 2578121 B1 FR2578121 B1 FR 2578121B1 FR 868602728 A FR868602728 A FR 868602728A FR 8602728 A FR8602728 A FR 8602728A FR 2578121 B1 FR2578121 B1 FR 2578121B1
Authority
FR
France
Prior art keywords
local oscillator
multiband
multiband local
oscillator
local
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 - Fee Related
Application number
FR868602728A
Other languages
English (en)
Other versions
FR2578121A1 (fr
Inventor
Leroy Samuel Wignot
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.)
RCA Corp
Original Assignee
RCA Corp
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 RCA Corp filed Critical RCA Corp
Publication of FR2578121A1 publication Critical patent/FR2578121A1/fr
Application granted granted Critical
Publication of FR2578121B1 publication Critical patent/FR2578121B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H03B5/08—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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
    • H03J5/242—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
    • H03J5/244—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection using electronic means
    • 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
    • H03B5/124—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
    • 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
FR868602728A 1985-02-28 1986-02-27 Oscillateur local multibande Expired - Fee Related FR2578121B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/705,495 US4593257A (en) 1985-02-28 1985-02-28 Multiband local oscillator

Publications (2)

Publication Number Publication Date
FR2578121A1 FR2578121A1 (fr) 1986-08-29
FR2578121B1 true FR2578121B1 (fr) 1992-05-29

Family

ID=24833730

Family Applications (1)

Application Number Title Priority Date Filing Date
FR868602728A Expired - Fee Related FR2578121B1 (fr) 1985-02-28 1986-02-27 Oscillateur local multibande

Country Status (9)

Country Link
US (1) US4593257A (fr)
JP (1) JPH07107961B2 (fr)
KR (1) KR940005371B1 (fr)
CA (1) CA1233576A (fr)
DE (1) DE3606434A1 (fr)
FR (1) FR2578121B1 (fr)
GB (1) GB2171870B (fr)
HK (1) HK19594A (fr)
SG (1) SG10492G (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0682991B2 (ja) * 1984-11-09 1994-10-19 株式会社日立製作所 周波数変換回路
US4703286A (en) * 1986-11-26 1987-10-27 Rca Corporation Dual gate tunable oscillator
US4783849A (en) * 1986-11-26 1988-11-08 Rca Licensing Corporation FET tuner
US4743866A (en) * 1986-11-26 1988-05-10 Rca Corporation Wide range oscillator
GB2216355B (en) * 1988-03-30 1992-07-08 Stc Plc U.h.f. voltage controlled oscillator
US5122763A (en) * 1989-08-25 1992-06-16 Anritsu Corporation Frequency snythesizer for implementing generator of highly pure signals and circuit devices, such as vcq, bll and sg, used therein
US5053726A (en) * 1990-04-10 1991-10-01 Thomson Consumer Electronics, Inc. Circuit for preventing VCXO mode jumping
FR2704109A1 (fr) * 1993-04-14 1994-10-21 Philips Composants Oscillateur à fréquence commandée par tension.
GB9501243D0 (en) * 1995-01-23 1995-03-15 Rca Thomson Licensing Corp Local oscillator using digital handswitching
US5892410A (en) * 1997-02-19 1999-04-06 Motorola, Inc. Method and apparatus for transmitting radio frequency signals
JPH10270937A (ja) * 1997-03-27 1998-10-09 Murata Mfg Co Ltd 電圧制御発振器
US5936480A (en) * 1998-01-30 1999-08-10 Motorola, Inc. Selective loading for sideband noise ratio reduction of a voltage controlled oscillator
JP2001144535A (ja) * 1999-11-16 2001-05-25 Tdk Corp マルチバンド型電圧制御発振器
JP2003229718A (ja) 2002-02-01 2003-08-15 Nec Electronics Corp 電圧制御発振器
US10389572B2 (en) * 2017-06-23 2019-08-20 Integrated Device Technology, Inc. Circuits and systems for wideband quadrature signal generation

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1441714A1 (de) * 1963-04-27 1968-10-31 Imp Rundfunk Und Fernsehwerk G Abstimmeinrichtung fuer Ultra-Kurze-Wellen
US3324412A (en) * 1965-08-30 1967-06-06 Westinghouse Electric Corp Dual mode oscillator circuit with phase shift circuit to prevent band jumping
DE1516794B1 (de) * 1966-04-28 1969-09-11 Philips Patentverwaltung Schwingkreisschaltung fuer drei Wellenbereiche
DE2158691A1 (de) * 1971-11-26 1973-05-30 Blaupunkt Werke Gmbh Oszillatoranordnung mit kapazitiver abstimmung und elektronischer bereichsumschaltung
JPS4934262A (fr) * 1972-07-28 1974-03-29
JPS4955209A (fr) * 1972-09-29 1974-05-29
US3800239A (en) * 1972-11-24 1974-03-26 Texas Instruments Inc Current-canceling circuit
DE2503785C3 (de) * 1975-01-30 1984-07-12 Telefunken electronic GmbH, 7100 Heilbronn Kombituner für die Frequenzbereiche UHF und VHF
JPS5388556A (en) * 1977-01-13 1978-08-04 Sony Corp Oscillator circuit
US4363135A (en) * 1980-10-27 1982-12-07 Zenith Radio Corporation Four band VHF varactor tuner
JPS5787207A (en) * 1980-11-19 1982-05-31 Toshiba Corp Oscillating circuit
US4387400A (en) * 1981-05-11 1983-06-07 Zenith Radio Corporation Tuning system for a television receiver
US4380827A (en) * 1981-09-21 1983-04-19 Zenith Radio Corporation Oscillator for television tuner

Also Published As

Publication number Publication date
GB2171870B (en) 1989-02-15
DE3606434A1 (de) 1986-08-28
JPH07107961B2 (ja) 1995-11-15
GB8604837D0 (en) 1986-04-03
HK19594A (en) 1994-03-18
SG10492G (en) 1992-03-20
DE3606434C2 (fr) 1991-08-08
KR940005371B1 (ko) 1994-06-17
CA1233576A (fr) 1988-03-01
KR860006869A (ko) 1986-09-15
FR2578121A1 (fr) 1986-08-29
US4593257A (en) 1986-06-03
GB2171870A (en) 1986-09-03
JPS61202502A (ja) 1986-09-08

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse