ATE506750T1 - Digitalgesteuerter analogfrequenzsynthesizer - Google Patents

Digitalgesteuerter analogfrequenzsynthesizer

Info

Publication number
ATE506750T1
ATE506750T1 AT07848106T AT07848106T ATE506750T1 AT E506750 T1 ATE506750 T1 AT E506750T1 AT 07848106 T AT07848106 T AT 07848106T AT 07848106 T AT07848106 T AT 07848106T AT E506750 T1 ATE506750 T1 AT E506750T1
Authority
AT
Austria
Prior art keywords
signal
frequency synthesizer
output signal
error
digitally controlled
Prior art date
Application number
AT07848106T
Other languages
English (en)
Inventor
Dent Paul Wilkinson
Nikolaus Klemmer
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 ATE506750T1 publication Critical patent/ATE506750T1/de

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
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/091—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector using a sampling device
    • 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
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/087—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using at least two phase detectors or a frequency and phase detector in 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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/093—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using special filtering or amplification characteristics in the loop

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
AT07848106T 2006-12-27 2007-12-14 Digitalgesteuerter analogfrequenzsynthesizer ATE506750T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/616,598 US7570123B2 (en) 2006-12-27 2006-12-27 Digitally controlled analog frequency synthesizer
PCT/EP2007/063961 WO2008077820A1 (en) 2006-12-27 2007-12-14 Digitally controlled analog frequency synthesizer

Publications (1)

Publication Number Publication Date
ATE506750T1 true ATE506750T1 (de) 2011-05-15

Family

ID=39004893

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07848106T ATE506750T1 (de) 2006-12-27 2007-12-14 Digitalgesteuerter analogfrequenzsynthesizer

Country Status (7)

Country Link
US (1) US7570123B2 (de)
EP (1) EP2100378B1 (de)
CN (1) CN101569103B (de)
AT (1) ATE506750T1 (de)
DE (1) DE602007014100D1 (de)
TW (1) TW200835162A (de)
WO (1) WO2008077820A1 (de)

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US7701299B2 (en) * 2008-06-16 2010-04-20 Phase Matrix, Inc. Low phase noise PLL synthesizer
WO2010093471A1 (en) * 2009-02-13 2010-08-19 Silego Technology, Inc. An integrated circuit frequency generator
CN102195650B (zh) * 2010-03-11 2017-03-15 中兴通讯股份有限公司 模数转换系统和方法
EP2502393B1 (de) * 2010-09-02 2015-07-01 Huawei Technologies Co., Ltd. Phasenversatzkompensator
RU2452085C1 (ru) * 2011-07-07 2012-05-27 Государственное образовательное учреждение высшего профессионального образования Марийский государственный технический университет Цифровой вычислительный синтезатор для многочастотной телеграфии
US8373463B1 (en) 2011-09-23 2013-02-12 Phase Matrix, Inc. Low phase-noise PLL synthesizer with frequency accuracy indicator
US9112748B2 (en) * 2012-02-13 2015-08-18 Qualcomm Incorporated Reduction of small spurs in transmitters
EP2845038B1 (de) * 2012-04-30 2018-08-08 Metrotech Corporation Signalauswahl bei einem unterirdischen leitungsstandort
US10459784B2 (en) 2013-06-28 2019-10-29 Infineon Technologies Ag Frequency signal generator, a frequency modulated continuous wave radar system and a method for generating a frequency signal
RU2566961C1 (ru) * 2014-04-14 2015-10-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Поволжский государственный технологический университет" Цифровой синтезатор частот для многочастотной телеграфии
US9628066B1 (en) 2015-09-19 2017-04-18 Oleksandr Chenakin Fast switching, low phase noise frequency synthesizer
CN105187346B (zh) * 2015-09-25 2019-03-05 海能达通信股份有限公司 发射机相位自适应调整的方法以及发射机
CN105429641B (zh) * 2015-12-16 2018-09-07 贵州航天计量测试技术研究所 一种防错锁高性能宽带微波频率合成器
EP3446403B1 (de) * 2016-04-22 2021-01-06 Kandou Labs S.A. Hochleistungsphasenregelkreis
US10790835B2 (en) 2017-03-01 2020-09-29 Telefonaktiebolaget Lm Ericsson (Publ) System for phase calibration of phase locked loop
CN108233924A (zh) * 2018-02-09 2018-06-29 龙营半导体股份有限公司 基于相位调制的emi减少装置及方法
JP2022052507A (ja) * 2020-09-23 2022-04-04 キオクシア株式会社 半導体集積回路、電子機器、および周波数検知方法
GB2599809A (en) * 2021-11-12 2022-04-13 Univ Of Twente An apparatus comprising a local oscillator for driving a mixer

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US5198779A (en) 1992-04-29 1993-03-30 Novatel Communications Ltd. Digital oscillator
US5774799A (en) 1996-04-18 1998-06-30 Ericsson Inc. Automatic frequency control with adjacent channel interference protection
US5654677A (en) 1996-06-24 1997-08-05 Ericsson Inc. Relaxation oscillator of reduced complexity using CMOS equivalent of a four-layer diode
JP3395529B2 (ja) 1996-06-28 2003-04-14 三菱電機株式会社 周波数シンセサイザ
US5694088A (en) 1996-07-08 1997-12-02 Maxim Integrated Products, Inc. Phase locked loop with improved phase-frequency detection
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US6167245A (en) 1998-05-29 2000-12-26 Silicon Laboratories, Inc. Method and apparatus for operating a PLL with a phase detector/sample hold circuit for synthesizing high-frequency signals for wireless communications
US6205183B1 (en) 1998-05-29 2001-03-20 Ericsson Inc. Methods of suppressing reference oscillator harmonic interference and related receivers
US6278867B1 (en) 1998-11-25 2001-08-21 Ericsson Inc. Methods and systems for frequency generation for wireless devices
US6603362B2 (en) 2000-03-14 2003-08-05 Intersil Americas Inc. Subsampling digitizer-based frequency synthesizer
US6483388B2 (en) 2000-06-21 2002-11-19 Research In Motion Limited Direct digital frequency synthesizer and a hybrid frequency synthesizer combining a direct digital frequency synthesizer and a phase locked loop
US6326851B1 (en) 2000-06-26 2001-12-04 Texas Instruments Incorporated Digital phase-domain PLL frequency synthesizer
CN1177410C (zh) * 2000-07-20 2004-11-24 华为技术有限公司 简化的最大似然频差的鉴频信号处理方法及其鉴频器
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US7483508B2 (en) * 2001-11-27 2009-01-27 Texas Instruments Incorporated All-digital frequency synthesis with non-linear differential term for handling frequency perturbations
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US6940938B2 (en) * 2002-07-31 2005-09-06 Intel Corporation Phase locked loop having a single sideband modulator
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US7577225B2 (en) * 2005-07-28 2009-08-18 Agere Systems Inc. Digital phase-looked loop

Also Published As

Publication number Publication date
EP2100378B1 (de) 2011-04-20
DE602007014100D1 (de) 2011-06-01
WO2008077820A1 (en) 2008-07-03
US7570123B2 (en) 2009-08-04
TW200835162A (en) 2008-08-16
EP2100378A1 (de) 2009-09-16
CN101569103B (zh) 2015-08-19
CN101569103A (zh) 2009-10-28
US20080157881A1 (en) 2008-07-03

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