DE69020067T2 - Spannungsgesteuerter variabler Oszillator, insbesondere für einen Phasenregelkreis. - Google Patents

Spannungsgesteuerter variabler Oszillator, insbesondere für einen Phasenregelkreis.

Info

Publication number
DE69020067T2
DE69020067T2 DE69020067T DE69020067T DE69020067T2 DE 69020067 T2 DE69020067 T2 DE 69020067T2 DE 69020067 T DE69020067 T DE 69020067T DE 69020067 T DE69020067 T DE 69020067T DE 69020067 T2 DE69020067 T2 DE 69020067T2
Authority
DE
Germany
Prior art keywords
locked loop
voltage controlled
phase locked
controlled variable
variable oscillator
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
DE69020067T
Other languages
English (en)
Other versions
DE69020067D1 (de
Inventor
Giorgio Betti
Maurizio Zuffada
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.)
STMicroelectronics SRL
Original Assignee
SGS Thomson Microelectronics SRL
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 SGS Thomson Microelectronics SRL filed Critical SGS Thomson Microelectronics SRL
Application granted granted Critical
Publication of DE69020067D1 publication Critical patent/DE69020067D1/de
Publication of DE69020067T2 publication Critical patent/DE69020067T2/de
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
    • 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
    • H03B5/1206—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
    • H03B5/1206—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
    • H03B5/1212—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 comprising a pair of transistors, wherein an output terminal of each being connected to an input terminal of the other, e.g. a cross coupled pair
    • H03B5/1215—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 comprising a pair of transistors, wherein an output terminal of each being connected to an input terminal of the other, e.g. a cross coupled pair the current source or degeneration circuit being in common to both transistors of the pair, e.g. a cross-coupled 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
    • H03B5/1206—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
    • H03B5/1221—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 comprising multiple amplification stages connected in cascade
    • 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
    • H03B2200/006—Functional aspects of oscillators
    • H03B2200/0062—Bias and operating point
DE69020067T 1989-08-07 1990-08-02 Spannungsgesteuerter variabler Oszillator, insbesondere für einen Phasenregelkreis. Expired - Fee Related DE69020067T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8921462A IT1230536B (it) 1989-08-07 1989-08-07 Oscillatore variabile controllato in tensione, in particolare per circuiti ad aggancio di fase.

Publications (2)

Publication Number Publication Date
DE69020067D1 DE69020067D1 (de) 1995-07-20
DE69020067T2 true DE69020067T2 (de) 1996-02-01

Family

ID=11182159

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69020067T Expired - Fee Related DE69020067T2 (de) 1989-08-07 1990-08-02 Spannungsgesteuerter variabler Oszillator, insbesondere für einen Phasenregelkreis.

Country Status (5)

Country Link
US (1) US5034706A (de)
EP (1) EP0412435B1 (de)
JP (1) JPH0376316A (de)
DE (1) DE69020067T2 (de)
IT (1) IT1230536B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9027738D0 (en) * 1990-12-20 1991-02-13 Stc Plc Crystal oscillator
JP3211999B2 (ja) * 1992-06-26 2001-09-25 キヤノン株式会社 光磁気記録装置
US5357220A (en) * 1993-01-21 1994-10-18 Gennum Corporation Emitter-coupled oscillator with differential switching control
US5311149A (en) * 1993-03-12 1994-05-10 Trimble Navigation Limited Integrated phase locked loop local oscillator
GB9418526D0 (en) * 1994-09-14 1994-11-02 Plessey Semiconductors Ltd Semiconductor circuit arrangements
FR2730363A1 (fr) 1995-02-08 1996-08-09 Philips Electronics Nv Amplificateur a gain eleve en hautes frequences et oscillateur a circuit resonant muni d'un tel amplificateur
US5635863A (en) * 1995-05-25 1997-06-03 Vtc, Inc. Programmable phase comparator
US6169459B1 (en) * 1999-05-19 2001-01-02 Sandia Corporation Active-bridge oscillator
US6278338B1 (en) * 2000-05-01 2001-08-21 Silicon Wave Inc. Crystal oscillator with peak detector amplitude control
DE60227885D1 (de) * 2001-06-26 2008-09-11 Nxp Bv Schaltung zur Erzeugung einer negativen, relativ frequenzunabhängigen Konduktanz-
US7170332B2 (en) * 2004-04-15 2007-01-30 Analog Devices, Inc. Reference signal generators

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1269643B (de) * 1967-07-22 1968-06-06 Telefunken Patent Schaltungsanordnung zur Synchronisierung quarzstabilisierter Oszillatoren in Traegerfrequenzsystemen mit unterdruecktem Traeger
US3963996A (en) * 1974-09-05 1976-06-15 Zenith Radio Corporation Oscillation system for integrated circuit
US4243953A (en) * 1979-02-16 1981-01-06 Rca Corporation Voltage controlled oscillator presenting high impedance to parallel resonant tank circuit
US4286235A (en) * 1979-06-25 1981-08-25 Rca Corporation VFO having plural feedback loops
US4524389A (en) * 1981-11-09 1985-06-18 Matsushita Electric Industrial Co., Ltd. Synchronous video detector circuit using phase-locked loop

Also Published As

Publication number Publication date
IT8921462A0 (it) 1989-08-07
EP0412435A3 (en) 1991-04-17
IT1230536B (it) 1991-10-28
US5034706A (en) 1991-07-23
EP0412435B1 (de) 1995-06-14
JPH0376316A (ja) 1991-04-02
EP0412435A2 (de) 1991-02-13
DE69020067D1 (de) 1995-07-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: STMICROELECTRONICS S.R.L., AGRATE BRIANZA, MAILAND

8339 Ceased/non-payment of the annual fee