ATE476785T1 - Oszillator - Google Patents

Oszillator

Info

Publication number
ATE476785T1
ATE476785T1 AT02741582T AT02741582T ATE476785T1 AT E476785 T1 ATE476785 T1 AT E476785T1 AT 02741582 T AT02741582 T AT 02741582T AT 02741582 T AT02741582 T AT 02741582T AT E476785 T1 ATE476785 T1 AT E476785T1
Authority
AT
Austria
Prior art keywords
differential oscillator
oscillator
ground
fundamental frequency
locking
Prior art date
Application number
AT02741582T
Other languages
English (en)
Inventor
Harald Jacobsson
Bertil Hansson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE476785T1 publication Critical patent/ATE476785T1/de

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
    • 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
    • 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
    • H03B27/00—Generation of oscillations providing a plurality of outputs of the same frequency but differing in phase, other than merely two anti-phase outputs
    • 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
AT02741582T 2001-07-05 2002-06-20 Oszillator ATE476785T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0102421A SE0102421D0 (sv) 2001-07-05 2001-07-05 Oscillator
PCT/SE2002/001209 WO2003005560A1 (en) 2001-07-05 2002-06-20 Oscillator

Publications (1)

Publication Number Publication Date
ATE476785T1 true ATE476785T1 (de) 2010-08-15

Family

ID=20284760

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02741582T ATE476785T1 (de) 2001-07-05 2002-06-20 Oszillator

Country Status (10)

Country Link
US (1) US6903614B2 (de)
EP (1) EP1413049B1 (de)
JP (1) JP2004534468A (de)
KR (1) KR100933379B1 (de)
CN (1) CN100361385C (de)
AT (1) ATE476785T1 (de)
DE (1) DE60237210D1 (de)
ES (1) ES2349140T3 (de)
SE (1) SE0102421D0 (de)
WO (1) WO2003005560A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004289339A (ja) * 2003-03-20 2004-10-14 Alps Electric Co Ltd 多バンド発振器
WO2006035372A1 (en) * 2004-09-30 2006-04-06 Koninklijke Philips Electronics N.V. Frequency-tunable oscillator arrangement
JP3954059B2 (ja) * 2004-10-21 2007-08-08 シャープ株式会社 発振器、通信装置
EP1894294A1 (de) 2005-06-13 2008-03-05 Nxp B.V. Quadraturoszillator mit hoher linearität
WO2007040429A1 (en) * 2005-10-05 2007-04-12 Telefonaktiebolaget Lm Ericsson (Publ) Oscillating circuit with tunable filter for minimizing phase noise
DE102006017188A1 (de) * 2006-04-12 2007-10-18 Atmel Duisburg Gmbh Integrierte differenzielle Oszillatorschaltung
GB2442034A (en) * 2006-09-21 2008-03-26 Iti Scotland Ltd Voltage-controlled oscillator
US7843276B2 (en) * 2006-12-22 2010-11-30 Industrial Technology Research Institute Oscillator
JP5226783B2 (ja) * 2007-06-20 2013-07-03 テレフオンアクチーボラゲット エル エム エリクソン（パブル） 発振器配置
JP2010219769A (ja) * 2009-03-16 2010-09-30 Toshiba Corp 発振回路及び、その発振回路を用いた無線機
JP5620003B2 (ja) * 2010-08-26 2014-11-05 フリースケール セミコンダクター インコーポレイテッド プッシュ−プッシュ型発振器回路
US9490747B1 (en) * 2015-12-31 2016-11-08 Texas Instruments Incorporated Re-configurable single transformer quadrature voltage controlled oscillator

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5379457A (en) * 1993-06-28 1995-01-03 Hewlett-Packard Company Low noise active mixer
KR0153379B1 (ko) * 1995-09-26 1998-11-16 김광호 디지탈 무선통신시스템의 업/다운컨버터용 전압제어발진기
DE59802788D1 (de) * 1997-09-11 2002-02-28 Infineon Technologies Ag Oszillator
US5912596A (en) 1998-01-26 1999-06-15 International Business Machines Corporation Apparatus and method for frequency tuning an LC oscillator in a integrated clock circuit
US6008701A (en) * 1998-03-02 1999-12-28 Analog Devices,Inc. Quadrature oscillator using inherent nonlinearities of impedance cells to limit amplitude
GB2338849B (en) * 1998-06-24 2003-03-19 Motorola Inc Voltage controlled oscillator circuit
TW448628B (en) 1998-09-22 2001-08-01 Texas Instruments Inc Quadrature output oscillator device, and method of providing ideal in-phase and quadrature phase signal components
US6249190B1 (en) 1999-08-25 2001-06-19 Conexant Systems, Inc. Differential oscillator
US6687494B1 (en) * 2000-06-30 2004-02-03 International Business Machines Corporation Low power radio telephone image reject mixer
US6456167B1 (en) * 2000-07-13 2002-09-24 Industrial Technology Research Institute Quadrature oscillator
KR100423502B1 (ko) * 2001-11-20 2004-03-18 삼성전자주식회사 엘씨공진기와 차동증폭기를 이용한 전압제어발진기
US20040127172A1 (en) * 2002-12-27 2004-07-01 Agere Systems Inc. Phase-error suppressor and a method of suppressing phase-error

Also Published As

Publication number Publication date
SE0102421D0 (sv) 2001-07-05
DE60237210D1 (de) 2010-09-16
ES2349140T3 (es) 2010-12-28
KR20040014594A (ko) 2004-02-14
EP1413049B1 (de) 2010-08-04
CN100361385C (zh) 2008-01-09
EP1413049A1 (de) 2004-04-28
KR100933379B1 (ko) 2009-12-22
CN1524335A (zh) 2004-08-25
US6903614B2 (en) 2005-06-07
US20040150484A1 (en) 2004-08-05
JP2004534468A (ja) 2004-11-11
WO2003005560A1 (en) 2003-01-16

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties