IT1132082B - Oscillatore a frequenza variabile - Google Patents

Oscillatore a frequenza variabile

Info

Publication number
IT1132082B
IT1132082B IT22589/80A IT2258980A IT1132082B IT 1132082 B IT1132082 B IT 1132082B IT 22589/80 A IT22589/80 A IT 22589/80A IT 2258980 A IT2258980 A IT 2258980A IT 1132082 B IT1132082 B IT 1132082B
Authority
IT
Italy
Prior art keywords
variable frequency
frequency oscillator
oscillator
variable
frequency
Prior art date
Application number
IT22589/80A
Other languages
English (en)
Other versions
IT8022589A0 (it
Inventor
James Albert Wilber
J Christopher Todd
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 IT8022589A0 publication Critical patent/IT8022589A0/it
Application granted granted Critical
Publication of IT1132082B publication Critical patent/IT1132082B/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
    • H03B5/30—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
    • 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
    • H03B5/366—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 and comprising means for varying the frequency by a variable voltage or current
    • 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
    • H03B5/02—Details
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/42—Angle modulation by means of electromechanical devices
IT22589/80A 1979-06-25 1980-06-05 Oscillatore a frequenza variabile IT1132082B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/051,826 US4286235A (en) 1979-06-25 1979-06-25 VFO having plural feedback loops

Publications (2)

Publication Number Publication Date
IT8022589A0 IT8022589A0 (it) 1980-06-05
IT1132082B true IT1132082B (it) 1986-06-25

Family

ID=21973597

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22589/80A IT1132082B (it) 1979-06-25 1980-06-05 Oscillatore a frequenza variabile

Country Status (7)

Country Link
US (1) US4286235A (it)
JP (1) JPS5619208A (it)
KR (1) KR830001874B1 (it)
DE (1) DE3023852C2 (it)
FR (1) FR2460068A1 (it)
GB (1) GB2053608B (it)
IT (1) IT1132082B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4485353A (en) * 1982-05-28 1984-11-27 Rca Corporation PLL Oscillator synchronizing system with matrix for phase correction
GB2152312B (en) * 1983-11-01 1987-04-23 Motorola Inc Oscillator circuit
JPS6133514U (ja) * 1984-07-27 1986-02-28 日本電気ホームエレクトロニクス株式会社 水晶発振回路
JPS6158302A (ja) * 1984-08-30 1986-03-25 Fujitsu Ten Ltd 電圧制御発振器
US4733200A (en) * 1986-10-14 1988-03-22 Motorola, Inc. Controlled feedback path voltage controlled oscillator
US4795988A (en) * 1986-11-18 1989-01-03 Britz William J Low distortion oscillator
DE3732906A1 (de) * 1987-09-30 1989-04-13 Thomson Brandt Gmbh Spannungsgesteuerter oszillator mit einem keramischen schwingquarz
EP0316607B1 (de) * 1987-11-19 1992-12-30 Siemens Aktiengesellschaft Monolithisch integrierbarer Phasenschieber-VCO
JPH0691413B2 (ja) * 1989-03-20 1994-11-14 株式会社東芝 リアクタンス制御回路
IT1230536B (it) * 1989-08-07 1991-10-28 Sgs Thomson Microelectronics Oscillatore variabile controllato in tensione, in particolare per circuiti ad aggancio di fase.
GB2313504B (en) * 1996-05-23 2000-09-06 Motorola Gmbh Transmitter circuit and method of operation
US6768389B2 (en) * 2002-09-23 2004-07-27 Ericsson Inc. Integrated, digitally-controlled crystal oscillator
WO2011050824A1 (en) * 2009-10-30 2011-05-05 Telefonaktiebolaget Lm Ericsson (Publ) A voltage controlled oscillator
EP2421122A1 (en) * 2010-08-13 2012-02-22 Hochschule Für Angewandte Wissenschaften FH München Wireless energy transmission with weakly coupled resonators
FR2965426B1 (fr) * 2010-09-24 2013-06-28 Patrick Magajna Oscillateur controle par la phase.
US11769935B1 (en) * 2022-10-12 2023-09-26 Lunar Energy, Inc. Wiring harness for energy storage system

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE664565A (it) * 1964-05-28
ES374096A1 (es) * 1968-11-21 1971-12-01 Zenith Radio Corp Mejoras en las redes de traslacion de senales.
US3691475A (en) * 1970-07-24 1972-09-12 Hitachi Ltd Voltage controlled oscillator
FR2186174A5 (it) * 1972-05-26 1974-01-04 Dassault Electronique
US3763439A (en) * 1972-08-21 1973-10-02 Gen Electric Voltage controlled oscillator for integrated circuit fabrication
US3943455A (en) * 1974-06-03 1976-03-09 The United States Of America As Represented By The Secretary Of The Navy Analog feedback amplifier employing a four-quadrant integrated circuit multiplier as the active control element
US3973221A (en) * 1975-04-07 1976-08-03 Motorola, Inc. Voltage controlled crystal oscillator apparatus
JPS5255361A (en) * 1975-10-30 1977-05-06 Victor Co Of Japan Ltd Variable frequency oscillator
US4020500A (en) * 1975-11-19 1977-04-26 Rca Corporation Controlled oscillator
US4128817A (en) * 1976-03-03 1978-12-05 Tokyo Shibaura Electric Co., Ltd. Voltage controlled oscillator with phase control circuits
US4081766A (en) * 1977-01-24 1978-03-28 Motorola, Inc. Crystal tuned voltage controlled oscillator
US4132964A (en) * 1977-07-28 1979-01-02 National Semiconductor Corporation Non-linearity correction in wide range voltage controlled oscillators

Also Published As

Publication number Publication date
IT8022589A0 (it) 1980-06-05
GB2053608B (en) 1983-12-14
KR830001874B1 (ko) 1983-09-15
DE3023852A1 (de) 1981-01-22
GB2053608A (en) 1981-02-04
DE3023852C2 (de) 1983-05-26
FR2460068A1 (fr) 1981-01-16
JPS5619208A (en) 1981-02-23
US4286235A (en) 1981-08-25
KR830003967A (ko) 1983-06-30

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