DE60006792D1 - Verfahren und vorrichtung zur verminderung des rauschens eines oszillators durch vorwärtskopplung des rauschens - Google Patents

Verfahren und vorrichtung zur verminderung des rauschens eines oszillators durch vorwärtskopplung des rauschens

Info

Publication number
DE60006792D1
DE60006792D1 DE60006792T DE60006792T DE60006792D1 DE 60006792 D1 DE60006792 D1 DE 60006792D1 DE 60006792 T DE60006792 T DE 60006792T DE 60006792 T DE60006792 T DE 60006792T DE 60006792 D1 DE60006792 D1 DE 60006792D1
Authority
DE
Germany
Prior art keywords
phase
desired frequency
controlled oscillator
output signal
noise
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 - Lifetime
Application number
DE60006792T
Other languages
English (en)
Inventor
W Dent
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.)
Ericsson Inc
Original Assignee
Ericsson Inc
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 Inc filed Critical Ericsson Inc
Application granted granted Critical
Publication of DE60006792D1 publication Critical patent/DE60006792D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/0966—Modifications of modulator for regulating the mean frequency using a phase locked loop modulating the reference clock
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C5/00—Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/0805—Details of the phase-locked loop the loop being adapted to provide an additional control signal for use outside the loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/22—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop
    • H03L7/23—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop with pulse counters or frequency dividers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2003—Modulator circuits; Transmitter circuits for continuous phase modulation
    • H04L27/2007—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained
    • H04L27/2014—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained in which the phase changes in a piecewise linear manner during each symbol period, e.g. minimum shift keying, fast frequency shift keying

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Transmitters (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
DE60006792T 1999-04-06 2000-03-28 Verfahren und vorrichtung zur verminderung des rauschens eines oszillators durch vorwärtskopplung des rauschens Expired - Lifetime DE60006792D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/286,857 US6091303A (en) 1999-04-06 1999-04-06 Method and apparatus for reducing oscillator noise by noise-feedforward
PCT/US2000/008202 WO2000060741A1 (en) 1999-04-06 2000-03-28 Method and apparatus for reducing oscillator noise by noise-feedforward

Publications (1)

Publication Number Publication Date
DE60006792D1 true DE60006792D1 (de) 2004-01-08

Family

ID=23100474

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60006792T Expired - Lifetime DE60006792D1 (de) 1999-04-06 2000-03-28 Verfahren und vorrichtung zur verminderung des rauschens eines oszillators durch vorwärtskopplung des rauschens

Country Status (9)

Country Link
US (1) US6091303A (de)
EP (1) EP1166447B1 (de)
JP (1) JP2002541707A (de)
CN (1) CN1225088C (de)
AT (1) ATE255296T1 (de)
AU (1) AU4038400A (de)
DE (1) DE60006792D1 (de)
TR (1) TR200102834T2 (de)
WO (1) WO2000060741A1 (de)

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JP3839117B2 (ja) * 1997-01-30 2006-11-01 株式会社ルネサステクノロジ Ｐｌｌ回路およびそれを用いた無線通信端末機器
US6188287B1 (en) * 1999-09-27 2001-02-13 Motorola, Inc. Method and apparatus for reducing phase noise in a voltage controlled oscillator circuit
JP2002016450A (ja) * 2000-06-29 2002-01-18 Tdk Corp 移動体通信機器用パワーアンプモジュールと移動体通信機器用端末と移動体通信機器用基地局
US6990154B1 (en) * 2000-11-03 2006-01-24 Texas Instruments Incorporated Using an IF synthesizer to provide raster component of frequency channel spacing
KR100360411B1 (ko) * 2000-11-23 2002-11-13 삼성전자 주식회사 오프셋 전류를 자동 조절하는 위상 검출기 및 이를구비하는 위상동기 루프
JP2002171296A (ja) * 2000-11-30 2002-06-14 Toshiba Corp 直交変調装置
CN100449938C (zh) * 2002-07-05 2009-01-07 中兴通讯股份有限公司 前馈线性功率放大器误差环自适应对消控制方法
US8301086B2 (en) * 2002-10-04 2012-10-30 Quintic Holdings Low-power polar transmitter
US7064608B2 (en) * 2002-11-26 2006-06-20 Scriptl, Llc Feed-forward-back suppressed noise circuits
JP4045978B2 (ja) * 2003-02-25 2008-02-13 松下電器産業株式会社 デジタル信号送受信機
US7259704B2 (en) * 2003-03-28 2007-08-21 Ess Technology, Inc. System and method for compensating for error in a sigma delta circuit
US7180553B2 (en) * 2003-06-22 2007-02-20 Realtek Semiconductor Corp. Dual mode television tuner capable of processing both digital and satellite television signals and method thereof
US7120413B2 (en) * 2003-06-22 2006-10-10 Realtek Semiconductor Corp. Television tuner and method of processing a received RF signal
US7262815B2 (en) * 2003-06-22 2007-08-28 Realtek Semiconductor Corp. Harmonic mixer based television tuner and method of processing a received RF signal
US7103334B1 (en) * 2003-10-15 2006-09-05 National Semiconductor Corporation Method and system for tuning quality factor in high-Q, high-frequency filters
US7202916B2 (en) * 2003-12-15 2007-04-10 Realtek Semiconductor Corp. Television tuner and method of processing a received RF signal
EP1560390A1 (de) * 2004-01-28 2005-08-03 Alcatel Adaptive Regelung der Bandbreite einer Trägerrückgewinnungsschleife in Gegenwart von Phasenrauschen des Empfängeroszillators
US7100474B2 (en) * 2004-02-18 2006-09-05 The Hilsinger Company Tool for adjusting rimless eyewear
DE102004014148A1 (de) * 2004-03-23 2005-10-13 Rohde & Schwarz Gmbh & Co. Kg Digitaler IQ-Modulator mit numerisch gesteuertem Frequenzoszillator
US7158841B1 (en) * 2004-04-23 2007-01-02 Summit Microelectronics, Inc. Active DC output control and method for controlling targeted applications
US7409192B2 (en) * 2005-07-21 2008-08-05 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for frequency synthesis in direct-conversion transmitters
EP1760877A1 (de) * 2005-09-02 2007-03-07 Asic Ahead NV Modulator mit einstellbarer Konfiguration
US7268600B2 (en) * 2005-11-30 2007-09-11 International Business Machines Corporation Phase- or frequency-locked loop circuit having a glitch detector for detecting triggering-edge-type glitches in a noisy signal
EP2120347A4 (de) * 2007-02-14 2014-01-15 Nec Corp Phasenrauschkorrektureinrichtung und ihr verfahren
GB2447961B (en) * 2007-03-30 2009-08-26 Motorola Inc Voltage controlled oscillator circuit
JP4836274B2 (ja) * 2007-07-12 2011-12-14 オムロンオートモーティブエレクトロニクス株式会社 送信装置および方法
US8126420B2 (en) * 2007-12-27 2012-02-28 Silicon Laboratories Inc. Correcting for phase noise of an oscillator
US8373510B2 (en) * 2008-04-21 2013-02-12 International Business Machines Corporation Programmable filter for LC tank voltage controlled oscillator (VCO), design structure and method thereof
US8710888B2 (en) * 2012-02-24 2014-04-29 Analog Devices, Inc. System and method for oscillator frequency control
US8699982B2 (en) * 2012-03-27 2014-04-15 Adc Telecommunications, Inc. Systems and methods for implementing a distributed antenna system in a radio frequency integrated circuit
TW201401762A (zh) * 2012-06-27 2014-01-01 Yong-Sheng Huang 降低振盪器相位雜訊的電路
JP6330482B2 (ja) * 2014-05-27 2018-05-30 富士通株式会社 無線装置
US9866222B2 (en) * 2015-01-14 2018-01-09 Infineon Technologies Ag System and method for synchronizing multiple oscillators using reduced frequency signaling
CN104777376B (zh) * 2015-05-13 2017-10-31 中国人民解放军国防科学技术大学 一种激光放大器相位噪声测量系统
EP3523878B1 (de) 2016-10-20 2023-02-22 Huawei Technologies Co., Ltd. Digital steuerbarer oszillator mit hoher genauigkeit
CN113678377A (zh) * 2019-05-31 2021-11-19 华为技术有限公司 一种相位同步装置、相位同步系统及收发装置
CN113572452B (zh) * 2021-09-23 2022-01-21 广州慧智微电子有限公司 一种多相位移相器和多相位移相方法

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SE8903799D0 (sv) * 1989-11-13 1989-11-13 Ericsson Telefon Ab L M Foerfarande och anordning foer att variera slingbandbredden hos en faslaast slinga
US5530722A (en) * 1992-10-27 1996-06-25 Ericsson Ge Mobile Communications Inc. Quadrature modulator with integrated distributed RC filters
US5606581A (en) * 1994-03-17 1997-02-25 Myers; Glen A. Method and apparatus for the cancellation of interference in electrical systems
US5535432A (en) * 1994-09-14 1996-07-09 Ericsson Ge Mobile Communications Inc. Dual-mode satellite/cellular phone with a frequency synthesizer
FR2734972B1 (fr) * 1995-05-31 1997-08-01 Matra Communication Dispositif d'emission radio a modulation de frequence
US5737694A (en) * 1995-11-30 1998-04-07 Scientific-Atlanta, Inc. Highly stable frequency synthesizer loop with feedforward
US5654677A (en) * 1996-06-24 1997-08-05 Ericsson Inc. Relaxation oscillator of reduced complexity using CMOS equivalent of a four-layer diode
FR2779890B1 (fr) * 1998-06-11 2000-08-04 Alsthom Cge Alcatel Chaine d'emission reception et procede d'emission notamment pour un telephone mobile

Also Published As

Publication number Publication date
EP1166447A1 (de) 2002-01-02
TR200102834T2 (tr) 2002-04-22
JP2002541707A (ja) 2002-12-03
CN1345482A (zh) 2002-04-17
AU4038400A (en) 2000-10-23
EP1166447B1 (de) 2003-11-26
US6091303A (en) 2000-07-18
ATE255296T1 (de) 2003-12-15
WO2000060741A1 (en) 2000-10-12
CN1225088C (zh) 2005-10-26

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: ERICSSON INC., PLANO, TEX., US

8332 No legal effect for de