DE602004005689D1 - Verfahren und system zur jitter-kompensation - Google Patents

Verfahren und system zur jitter-kompensation

Info

Publication number
DE602004005689D1
DE602004005689D1 DE602004005689T DE602004005689T DE602004005689D1 DE 602004005689 D1 DE602004005689 D1 DE 602004005689D1 DE 602004005689 T DE602004005689 T DE 602004005689T DE 602004005689 T DE602004005689 T DE 602004005689T DE 602004005689 D1 DE602004005689 D1 DE 602004005689D1
Authority
DE
Germany
Prior art keywords
jitter
fractional
integer
jitter compensation
storing
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
DE602004005689T
Other languages
English (en)
Other versions
DE602004005689T2 (de
Inventor
Johannes Wilhelmus Eikenbroek
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of DE602004005689D1 publication Critical patent/DE602004005689D1/de
Application granted granted Critical
Publication of DE602004005689T2 publication Critical patent/DE602004005689T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H03L7/081—Details of the phase-locked loop provided with an additional controlled phase shifter
    • 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
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/197—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division
    • H03L7/1974—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division for fractional frequency division
    • H03L7/1976—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division for fractional frequency division using a phase accumulator for controlling the counter or frequency divider
DE602004005689T 2003-04-03 2004-03-12 Verfahren und system zur jitter-kompensation Expired - Lifetime DE602004005689T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE0301005A SE0301005D0 (sv) 2003-04-03 2003-04-03 Method and system of jitter compensation
SE0301005 2003-04-03
PCT/SE2004/000369 WO2004088846A1 (en) 2003-04-03 2004-03-12 Method and system of jitter compensation

Publications (2)

Publication Number Publication Date
DE602004005689D1 true DE602004005689D1 (de) 2007-05-16
DE602004005689T2 DE602004005689T2 (de) 2007-12-27

Family

ID=20290944

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004005689T Expired - Lifetime DE602004005689T2 (de) 2003-04-03 2004-03-12 Verfahren und system zur jitter-kompensation

Country Status (7)

Country Link
US (1) US7907016B2 (de)
EP (1) EP1609243B1 (de)
CN (1) CN1768479B (de)
AT (1) ATE358911T1 (de)
DE (1) DE602004005689T2 (de)
SE (1) SE0301005D0 (de)
WO (1) WO2004088846A1 (de)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005060470A1 (de) * 2005-12-17 2007-06-21 Atmel Germany Gmbh PLL-Frequenzgenerator
DE102005060472B3 (de) * 2005-12-17 2007-04-26 Atmel Germany Gmbh PLL-Frequenzgenerator
US7315215B2 (en) * 2006-03-08 2008-01-01 Motorola,, Inc. Direct digital synthesizer with variable reference for improved spurious performance
US7417510B2 (en) 2006-09-28 2008-08-26 Silicon Laboratories Inc. Direct digital interpolative synthesis
US8149022B2 (en) 2007-02-09 2012-04-03 Mediatek Inc. Digital delay line based frequency synthesizer
US7764134B2 (en) 2007-06-14 2010-07-27 Silicon Laboratories Inc. Fractional divider
US8379787B2 (en) 2007-11-15 2013-02-19 Mediatek Inc. Spread spectrum clock generators
US8644441B2 (en) * 2007-11-15 2014-02-04 Mediatek Inc. Clock generators and clock generation methods thereof
US8594253B2 (en) * 2007-11-16 2013-11-26 St-Ericsson Sa Jitter compensation
CN101217277B (zh) * 2008-01-15 2010-12-29 凌阳科技股份有限公司 非整数除频器以及可产生非整数时脉信号的锁相回路
JP2009250807A (ja) * 2008-04-07 2009-10-29 Seiko Epson Corp 周波数測定装置及び測定方法
CN101262225B (zh) * 2008-04-11 2011-02-16 湖南大学 锁相环频率合成器
US8076978B2 (en) * 2008-11-13 2011-12-13 Infineon Technologies Ag Circuit with noise shaper
US8138840B2 (en) * 2009-01-23 2012-03-20 International Business Machines Corporation Optimal dithering of a digitally controlled oscillator with clock dithering for gain and bandwidth control
JP2010271091A (ja) * 2009-05-20 2010-12-02 Seiko Epson Corp 周波数測定装置
JP5440999B2 (ja) * 2009-05-22 2014-03-12 セイコーエプソン株式会社 周波数測定装置
JP5517033B2 (ja) * 2009-05-22 2014-06-11 セイコーエプソン株式会社 周波数測定装置
JP5582447B2 (ja) * 2009-08-27 2014-09-03 セイコーエプソン株式会社 電気回路、同電気回路を備えたセンサーシステム、及び同電気回路を備えたセンサーデバイス
JP5815918B2 (ja) * 2009-10-06 2015-11-17 セイコーエプソン株式会社 周波数測定方法、周波数測定装置及び周波数測定装置を備えた装置
JP5876975B2 (ja) * 2009-10-08 2016-03-02 セイコーエプソン株式会社 周波数測定装置及び周波数測定装置における変速分周信号の生成方法
TW201121246A (en) * 2009-12-14 2011-06-16 Univ Nat Taiwan Frequency synthesizers
US8588720B2 (en) * 2009-12-15 2013-11-19 Qualcomm Incorproated Signal decimation techniques
JP5883558B2 (ja) 2010-08-31 2016-03-15 セイコーエプソン株式会社 周波数測定装置及び電子機器
GB2483898B (en) * 2010-09-24 2015-07-22 Cambridge Silicon Radio Ltd Injection-locked oscillator
US8248175B2 (en) 2010-12-30 2012-08-21 Silicon Laboratories Inc. Oscillator with external voltage control and interpolative divider in the output path
US8497716B2 (en) * 2011-08-05 2013-07-30 Qualcomm Incorporated Phase locked loop with phase correction in the feedback loop
CN103368567B (zh) * 2012-04-06 2016-03-30 联咏科技股份有限公司 频率合成器
US9474492B2 (en) 2012-05-22 2016-10-25 Siemens Medical Solutions Usa, Inc. Adaptive ECG trigger signal jitter detection and compensation for imaging systems
JP6094730B2 (ja) * 2012-11-07 2017-03-15 セイコーエプソン株式会社 周波数変換回路、原子発振器、電子機器及び周波数変換回路の制御方法
US8866519B1 (en) * 2013-02-28 2014-10-21 Pmc-Sierra Us, Inc. System and method for reducing spectral pollution in a signal
CN105322962B (zh) * 2014-07-03 2019-01-29 清华大学 频率振荡器稳定度优化装置及方法
CN104506190B (zh) * 2014-12-18 2017-03-08 华为技术有限公司 数字小数分频锁相环控制方法及锁相环
US9838026B2 (en) 2015-09-24 2017-12-05 Analog Devices, Inc. Apparatus and methods for fractional-N phase-locked loops with multi-phase oscillators
US9985639B2 (en) 2016-01-05 2018-05-29 Infineon Technologies Ag Detection and mitigation of non-linearity of phase interpolator
CN105959003B (zh) 2016-04-25 2019-02-26 华为技术有限公司 数字分频锁相环
US9806880B1 (en) 2016-06-15 2017-10-31 Qualcomm Incorporated Dynamic adjustment of a response characteristic of a phase-locked loop digital filter
US10291214B2 (en) 2017-03-01 2019-05-14 Analog Devices Global Unlimited Company Feedforward phase noise compensation
US10680624B2 (en) * 2018-03-07 2020-06-09 Analog Devices Global Unlimited Company Phase-locked loop with filtered quantization noise
US10707881B1 (en) * 2019-06-13 2020-07-07 Globalfoundries Inc. Adaptive noise cancellation
CN111934681A (zh) * 2020-08-02 2020-11-13 珠海市一微半导体有限公司 一种微展频小数分频器、锁相环、芯片及微展频控制方法
US11387833B1 (en) * 2021-09-03 2022-07-12 Qualcomm Incorporated Differential digital-to-time converter for even-order INL cancellation and supply noise/disturbance rejection

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5642082A (en) * 1996-06-20 1997-06-24 Altera Corporation Loop filter level detection circuit and method
US6011815A (en) * 1997-09-16 2000-01-04 Telefonaktiebolaget Lm Ericsson Compensated ΔΣ controlled phase locked loop modulator
US5907253A (en) * 1997-11-24 1999-05-25 National Semiconductor Corporation Fractional-N phase-lock loop with delay line loop having self-calibrating fractional delay element
US6064272A (en) * 1998-07-01 2000-05-16 Conexant Systems, Inc. Phase interpolated fractional-N frequency synthesizer with on-chip tuning
CA2281522C (en) * 1999-09-10 2004-12-07 Philsar Electronics Inc. Delta-sigma based two-point angle modulation scheme
US6346838B1 (en) * 2001-01-05 2002-02-12 Taiwan Semiconductor Manufacturing Corporation Internal offset-canceled phase locked loop-based deskew buffer

Also Published As

Publication number Publication date
EP1609243B1 (de) 2007-04-04
EP1609243A1 (de) 2005-12-28
CN1768479B (zh) 2011-08-31
ATE358911T1 (de) 2007-04-15
US20090072913A1 (en) 2009-03-19
CN1768479A (zh) 2006-05-03
WO2004088846A1 (en) 2004-10-14
DE602004005689T2 (de) 2007-12-27
US7907016B2 (en) 2011-03-15
SE0301005D0 (sv) 2003-04-03

Similar Documents

Publication Publication Date Title
ATE358911T1 (de) Verfahren und system zur jitter-kompensation
WO2007079098A3 (en) A novel method of frequency synthesis for fast switching
WO2008021810A3 (en) Reference signal generation for multiple communication systems
TW200718024A (en) Delay-locked loop system and related method
DE60020742D1 (de) Frequenzteilung/vervielfachung mit minimierung des jitters
US10090845B1 (en) Fraction-N digital PLL capable of canceling quantization noise from sigma-delta modulator
WO2007104010A3 (en) Direct digital synthesizer with variable reference for improved spurious performance
EP1345375A3 (de) Verfahren und Einrichtung zur Frequenzmodulation
DE60303187D1 (de) Verbesserung der Verfahren zur Kompensierung des Phasenfehlers in einem Fraktional-N Phasenregelschleife-Frequenzsynthesizer
DE50312783D1 (de) Phasenregelschleife mit sigma-delta-modulator
TW200709571A (en) Fractional frequency synthesizer and phase-locked loop utilizing fractional frequency synthesizer and method thereof
Egan Advanced frequency synthesis by phase lock
WO2008036389A3 (en) Frequency synthesizer using two phase locked loops
MY126186A (en) Digital frequency multiplier
TW200635235A (en) Frequency calibration for a monolithic clock generator and timing/frequency reference
ATE323966T1 (de) Phasenregelkreismodulator mit korrektur der verstärkung des modulationssignals
TWI339953B (en) Modulus modulator and dynamic carrying method and phase locked loop frequency synthesizer thereof
DE602004027662D1 (de) Bruch-n-sigma-delta-modulator mit einem adaptiven des phasenregelkreises kompensiert, und verfahren dafür
CN101432963A (zh) 相位调制器
EP1889366A4 (de) Vorteiler für einen fraktional-n-synthesizer
DE60102237D1 (de) Modulator unter verwendung digitaler synthese
TW200718019A (en) Fractional-n frequency synthesizer with sigma-delta modulator for variable reference frequencies and related method thereof
GB2436984A (en) Phase persistent agile signal source method,apparatus,and computer program product
DE602004007868D1 (de) Lokaloszillator für einen harmonischen Mischer mit Unterdrückung der Spiegelfrequenz
TW200505166A (en) Phase locked loop system capable of deskewing and method therefor

Legal Events

Date Code Title Description
8364 No opposition during term of opposition