FI101657B - Jänniteohjattu oskillaattorikytkentä - Google Patents

Jänniteohjattu oskillaattorikytkentä

Info

Publication number
FI101657B
FI101657B FI962966A FI962966A FI101657B FI 101657 B FI101657 B FI 101657B FI 962966 A FI962966 A FI 962966A FI 962966 A FI962966 A FI 962966A FI 101657 B FI101657 B FI 101657B
Authority
FI
Finland
Prior art keywords
controlled oscillator
voltage controlled
oscillator coupling
coupling
voltage
Prior art date
Application number
FI962966A
Other languages
English (en)
Swedish (sv)
Other versions
FI962966A (fi
FI101657B1 (fi
FI962966A0 (fi
Inventor
Osmo Kukkonen
Original Assignee
Nokia Mobile Phones Ltd
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 Nokia Mobile Phones Ltd filed Critical Nokia Mobile Phones Ltd
Priority to FI962966A priority Critical patent/FI101657B1/fi
Publication of FI962966A0 publication Critical patent/FI962966A0/fi
Priority to EP97660079A priority patent/EP0821470B1/en
Priority to DE69715750T priority patent/DE69715750T2/de
Priority to US08/898,875 priority patent/US5859573A/en
Publication of FI962966A publication Critical patent/FI962966A/fi
Application granted granted Critical
Publication of FI101657B publication Critical patent/FI101657B/fi
Publication of FI101657B1 publication Critical patent/FI101657B1/fi

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
    • 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
    • H03B2200/003—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
    • H03B2200/006—Functional aspects of oscillators
    • H03B2200/0062—Bias and operating point
    • 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
    • H03B2200/0066—Amplitude or AM detection
    • 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
FI962966A 1996-07-25 1996-07-25 Jänniteohjattu oskillaattorikytkentä FI101657B1 (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI962966A FI101657B1 (fi) 1996-07-25 1996-07-25 Jänniteohjattu oskillaattorikytkentä
EP97660079A EP0821470B1 (en) 1996-07-25 1997-07-08 Voltage-controlled oscillator circuit
DE69715750T DE69715750T2 (de) 1996-07-25 1997-07-08 Spannungsgesteuerte Oszillatorschaltung
US08/898,875 US5859573A (en) 1996-07-25 1997-07-23 Circuit for separating the output of an oscillator from the other parts of a mobile communication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI962966A FI101657B1 (fi) 1996-07-25 1996-07-25 Jänniteohjattu oskillaattorikytkentä

Publications (4)

Publication Number Publication Date
FI962966A0 FI962966A0 (fi) 1996-07-25
FI962966A FI962966A (fi) 1998-01-26
FI101657B true FI101657B (fi) 1998-07-31
FI101657B1 FI101657B1 (fi) 1998-07-31

Family

ID=8546432

Family Applications (1)

Application Number Title Priority Date Filing Date
FI962966A FI101657B1 (fi) 1996-07-25 1996-07-25 Jänniteohjattu oskillaattorikytkentä

Country Status (4)

Country Link
US (1) US5859573A (fi)
EP (1) EP0821470B1 (fi)
DE (1) DE69715750T2 (fi)
FI (1) FI101657B1 (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001308638A (ja) * 2000-04-18 2001-11-02 Alps Electric Co Ltd 電圧制御発振器
US6420937B1 (en) * 2000-08-29 2002-07-16 Matsushita Electric Industrial Co., Ltd. Voltage controlled oscillator with power amplifier
US6788161B2 (en) * 2002-11-12 2004-09-07 Nokia Corporation Integrated oscillator circuit that inhibits noise generated by biasing circuitry
US8242854B2 (en) * 2009-06-30 2012-08-14 Qualcomm, Incorporated Enhancing device reliability for voltage controlled oscillator (VCO) buffers under high voltage swing conditions

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3260960A (en) * 1962-08-06 1966-07-12 Bendix Corp Oscillator with dual function isolation amplifier and frequency determining transistor
US3641463A (en) * 1970-05-27 1972-02-08 Bell Telephone Labor Inc Linearity compensation for a voltage-controlled oscillator
US4577165A (en) * 1983-02-22 1986-03-18 Tokyo Denshi Kagaku Co., Ltd. High-frequency oscillator with power amplifier and automatic power control
US5164685A (en) * 1987-03-05 1992-11-17 Nokia Mobile Phones Ltd. Phase-locked loop with circuit for adjusting a phase comparator's output amplitude
JPH04256206A (ja) * 1991-02-07 1992-09-10 Mitsubishi Electric Corp Ｍｍｉｃ化発振器
FI914763A0 (fi) * 1991-10-09 1991-10-09 Nokia Mobile Phones Ltd Kompensering av en spaenningsstyrd olineaer komponent i en radiotelefon.
FI92120C (fi) * 1992-04-15 1994-09-26 Nokia Mobile Phones Ltd Jänniteohjattu oskillaattori
US5564100A (en) * 1992-06-03 1996-10-08 Motorola, Inc. Frequency modulator having a modulation varactor coupled to output of a VCO
EP0673561A1 (de) * 1992-06-19 1995-09-27 Deutsche Thomson-Brandt GmbH Oszillatorschaltung und deren verwendung
DE4219990A1 (de) * 1992-06-19 1993-12-23 Thomson Brandt Gmbh Oszillatorschaltung und deren Verwendung
JP2626432B2 (ja) * 1992-12-07 1997-07-02 日本電気株式会社 発振回路
JPH06196928A (ja) * 1992-12-25 1994-07-15 Murata Mfg Co Ltd 電圧制御形発振回路
JPH08148933A (ja) * 1994-11-22 1996-06-07 Murata Mfg Co Ltd 電圧制御型発振器

Also Published As

Publication number Publication date
FI962966A (fi) 1998-01-26
EP0821470B1 (en) 2002-09-25
DE69715750D1 (de) 2002-10-31
FI101657B1 (fi) 1998-07-31
FI962966A0 (fi) 1996-07-25
EP0821470A1 (en) 1998-01-28
DE69715750T2 (de) 2003-05-08
US5859573A (en) 1999-01-12

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