ES429381A1 - Generador de senales de radio frecuencia. - Google Patents

Generador de senales de radio frecuencia.

Info

Publication number
ES429381A1
ES429381A1 ES429381A ES429381A ES429381A1 ES 429381 A1 ES429381 A1 ES 429381A1 ES 429381 A ES429381 A ES 429381A ES 429381 A ES429381 A ES 429381A ES 429381 A1 ES429381 A1 ES 429381A1
Authority
ES
Spain
Prior art keywords
signal
low noise
oscillator
noise
low
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
Application number
ES429381A
Other languages
English (en)
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.)
CBS Corp
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of ES429381A1 publication Critical patent/ES429381A1/es
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
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/003—Circuit elements of oscillators
    • H03B2200/0034—Circuit elements of oscillators including a buffer amplifier
    • 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
    • H03B2200/006—Functional aspects of oscillators
    • H03B2200/007—Generation of oscillations based on harmonic frequencies, e.g. overtone oscillators
    • 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
    • H03B2200/006—Functional aspects of oscillators
    • H03B2200/0088—Reduction of noise
    • 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
    • H03B2201/01—Varying the frequency of the oscillations by manual means
    • H03B2201/018—Varying the frequency of the oscillations by manual means the means being a manual switch

Landscapes

  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Amplifiers (AREA)
ES429381A 1973-08-20 1974-08-19 Generador de senales de radio frecuencia. Expired ES429381A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00389610A US3832653A (en) 1973-08-20 1973-08-20 Low noise rf signal generator

Publications (1)

Publication Number Publication Date
ES429381A1 true ES429381A1 (es) 1976-10-01

Family

ID=23538974

Family Applications (1)

Application Number Title Priority Date Filing Date
ES429381A Expired ES429381A1 (es) 1973-08-20 1974-08-19 Generador de senales de radio frecuencia.

Country Status (8)

Country Link
US (1) US3832653A (es)
JP (1) JPS5051247A (es)
CA (1) CA1002127A (es)
DE (1) DE2439531A1 (es)
ES (1) ES429381A1 (es)
FR (1) FR2241916B1 (es)
GB (1) GB1453538A (es)
IL (1) IL45140A (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3958190A (en) * 1975-03-31 1976-05-18 Motorola, Inc. Low harmonic crystal oscillator
DE2739057C2 (de) * 1977-08-30 1985-06-20 Siemens AG, 1000 Berlin und 8000 München Rauscharmer Transistoroszillator hoher Frequenz
DE3339512A1 (de) * 1983-10-31 1985-05-09 Siemens AG, 1000 Berlin und 8000 München Oberwellen-quarzoszillator in kapazitiver dreipunktschaltung
US4587497A (en) * 1984-12-24 1986-05-06 Motorola, Inc. Low-power low-harmonic transistor oscillator
US5245298A (en) * 1992-07-30 1993-09-14 Motorola, Inc. Voltage controlled oscillator having cascoded output
US5740522A (en) * 1995-07-17 1998-04-14 Ericsson Inc. Method and apparatus for reducing receive band transmitter-chain noise for a portable duplex transceiver
DE19652146B4 (de) * 1996-12-14 2006-06-29 Sennheiser Electronic Gmbh & Co. Kg Rauscharme Oszillatorschaltung
JP3283493B2 (ja) * 1999-02-02 2002-05-20 東洋通信機株式会社 高安定度圧電発振器
JP4042246B2 (ja) * 1999-02-26 2008-02-06 エプソントヨコム株式会社 圧電発振器
JP2002261546A (ja) * 2000-12-25 2002-09-13 Toyo Commun Equip Co Ltd 圧電発振器
JP6001290B2 (ja) * 2012-03-23 2016-10-05 日本電波工業株式会社 発振回路
RU2644067C1 (ru) * 2017-05-04 2018-02-07 Акционерное общество "Научно-производственное предприятие "Салют" Каскодный генератор, управляемый напряжением

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2915708A (en) * 1955-08-15 1959-12-01 Motorola Inc Transistor oscillator with harmonically tuned output circuit
JPS438014Y1 (es) * 1966-08-15 1968-04-10
JPS4417289Y1 (es) * 1966-09-02 1969-07-26
GB1177286A (en) * 1967-04-21 1970-01-07 Standard Telephones Cables Ltd Oscillator
US3569865A (en) * 1969-06-12 1971-03-09 Us Navy High stability voltage-controlled crystal oscillator

Also Published As

Publication number Publication date
IL45140A (en) 1976-08-31
FR2241916A1 (es) 1975-03-21
US3832653A (en) 1974-08-27
FR2241916B1 (es) 1978-02-17
JPS5051247A (es) 1975-05-08
CA1002127A (en) 1976-12-21
IL45140A0 (en) 1974-09-10
GB1453538A (en) 1976-10-27
DE2439531A1 (de) 1975-03-06

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