WO2008146433A1 - スペクトラム拡散制御ｐｌｌ回路及びそのスタートアップ方法 - Google Patents

スペクトラム拡散制御ｐｌｌ回路及びそのスタートアップ方法 Download PDF

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Publication number
WO2008146433A1
WO2008146433A1 PCT/JP2008/000639 JP2008000639W WO2008146433A1 WO 2008146433 A1 WO2008146433 A1 WO 2008146433A1 JP 2008000639 W JP2008000639 W JP 2008000639W WO 2008146433 A1 WO2008146433 A1 WO 2008146433A1
Authority
WO
WIPO (PCT)
Prior art keywords
spread spectrum
pll circuit
spectrum control
circuit
control pll
Prior art date
Application number
PCT/JP2008/000639
Other languages
English (en)
French (fr)
Inventor
Tsuyoshi Ebuchi
Yoshihide Komatsu
Michiyo Yamamoto
Original Assignee
Panasonic Corporation
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 Panasonic Corporation filed Critical Panasonic Corporation
Priority to JP2009516160A priority Critical patent/JP4630381B2/ja
Priority to CN2008800153917A priority patent/CN101682296B/zh
Priority to US12/595,008 priority patent/US7986175B2/en
Publication of WO2008146433A1 publication Critical patent/WO2008146433A1/ja

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
    • H03L7/16—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
    • 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
    • H03L7/089—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 generating up-down pulses
    • H03L7/0891—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 generating up-down pulses the up-down pulses controlling source and sink current generators, e.g. a charge pump
    • H03L7/0895—Details of the current generators
    • H03L7/0898—Details of the current generators the source or sink current values being variable
    • 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
    • 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
    • H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
    • H03L7/0995—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator comprising a ring oscillator
    • 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

Abstract

　キャリブレーション回路（１９）は、キャリブレーション回路（１０）に入力された基準クロック信号の周波数に応じて、チャージポンプ回路（１２）のチャージ電流及びループフィルタ回路（１３）におけるフィルタ容量の容量値のいずれか一つ及び電圧制御発振器（１４）のゲインの少なくとも一つを調整する。
PCT/JP2008/000639 2007-05-30 2008-03-18 スペクトラム拡散制御ｐｌｌ回路及びそのスタートアップ方法 WO2008146433A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009516160A JP4630381B2 (ja) 2007-05-30 2008-03-18 スペクトラム拡散制御ｐｌｌ回路及びそのスタートアップ方法
CN2008800153917A CN101682296B (zh) 2007-05-30 2008-03-18 扩展频谱控制锁相环电路及其启动方法
US12/595,008 US7986175B2 (en) 2007-05-30 2008-03-18 Spread spectrum control PLL circuit and its start-up method

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2007143261 2007-05-30
JP2007-143261 2007-05-30
JP2007-294371 2007-11-13
JP2007294371 2007-11-13

Publications (1)

Publication Number Publication Date
WO2008146433A1 true WO2008146433A1 (ja) 2008-12-04

Family

ID=40074711

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/000639 WO2008146433A1 (ja) 2007-05-30 2008-03-18 スペクトラム拡散制御ｐｌｌ回路及びそのスタートアップ方法

Country Status (4)

Country Link
US (1) US7986175B2 (ja)
JP (1) JP4630381B2 (ja)
CN (1) CN101682296B (ja)
WO (1) WO2008146433A1 (ja)

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US20110051779A1 (en) * 2009-08-27 2011-03-03 Ipgoal Microelectronics (Sichuan) Co., Ltd. Spread spectrum clock generating circuit
JP2016063442A (ja) * 2014-09-19 2016-04-25 三菱電機株式会社 位相同期回路
CN112514318A (zh) * 2018-05-29 2021-03-16 斯威特科技有限公司 用于多频带毫米波5g通信的宽频带锁相环

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US7965117B2 (en) * 2009-05-06 2011-06-21 Freescale Semiconductor, Inc. Charge pump for phase locked loop
TW201104382A (en) * 2009-07-27 2011-02-01 Univ Nat Taiwan Spread spectrum clock generator with programmable spread spectrum
JP2011107750A (ja) * 2009-11-12 2011-06-02 Renesas Electronics Corp 半導体集積回路装置
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US9401722B2 (en) * 2011-06-20 2016-07-26 Texas Instruments Incorporated Autoconfigurable phase-locked loop which automatically maintains a constant damping factor and adjusts the loop bandwidth to a constant ratio of the reference frequency
CN103843264B (zh) * 2011-09-30 2015-11-25 英特尔公司 用于执行扩频时钟控制的装置和方法
WO2013071864A1 (en) * 2011-11-14 2013-05-23 Mediatek Inc. Method for performing chip level electromagnetic interference reduction, and associated apparatus
CN102404062B (zh) * 2011-12-02 2014-02-12 四川和芯微电子股份有限公司 扩频时钟信号检测系统及方法
JP5727961B2 (ja) * 2012-03-30 2015-06-03 ルネサスエレクトロニクス株式会社 半導体装置及びバラツキ情報取得プログラム
CN102868399B (zh) * 2012-10-11 2015-01-21 广州润芯信息技术有限公司 锁相环频率综合器和锁相环失锁检测及调节方法
TWM480212U (zh) * 2013-08-16 2014-06-11 Min-Chuan Lin 多路讀取電壓頻率轉換積體電路
JP6159221B2 (ja) * 2013-10-17 2017-07-05 株式会社東芝 Ｃｄｒ回路、および、シリアル通信インターフェイス回路
EP2884643B1 (en) * 2013-12-11 2022-07-13 Nxp B.V. DC-DC voltage converter and conversion method
EP2884642B1 (en) * 2013-12-11 2016-10-19 Nxp B.V. DC-DC voltage converter and conversion method
CN104734696B (zh) 2013-12-24 2017-11-03 上海东软载波微电子有限公司 锁相环频率校准电路及方法
US9484939B2 (en) * 2014-05-16 2016-11-01 Lattice Semiconductor Corporation Techniques for fractional-N phase locked loops
CN104243888B (zh) * 2014-09-28 2018-03-23 联想(北京)有限公司 一种数据处理方法及显示终端
US9356609B1 (en) * 2014-12-19 2016-05-31 Telefonaktiebolaget L M Ericsson (Publ) Phase switching PLL and calibration method
JP2016174199A (ja) * 2015-03-16 2016-09-29 株式会社東芝 位相同期回路
FR3044098B1 (fr) * 2015-11-19 2017-12-22 St Microelectronics Sa Procede et dispositif de mesure de la frequence d'un signal
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CN107222211B (zh) * 2016-03-22 2020-10-16 宏碁股份有限公司 扩频时钟产生电路
CN106209087B (zh) * 2016-06-28 2019-04-16 上海晶曦微电子科技有限公司 锁相环路中压控振荡器的校准系统及方法
CN106936428A (zh) * 2017-02-24 2017-07-07 苏州威发半导体有限公司 锁相环电路中自动频率控制的实现方法
CN107277415A (zh) * 2017-06-08 2017-10-20 晶晨半导体(上海)股份有限公司 一种提高高清晰度多媒体接口的抗电磁干扰能力的方法
CN109391264A (zh) * 2017-08-02 2019-02-26 上海华虹挚芯电子科技有限公司 锁相环路中压控振荡器的校准系统及方法
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CN110289853A (zh) * 2019-07-19 2019-09-27 加特兰微电子科技(上海)有限公司 振荡器、锁相环以及雷达系统
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US20110051779A1 (en) * 2009-08-27 2011-03-03 Ipgoal Microelectronics (Sichuan) Co., Ltd. Spread spectrum clock generating circuit
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JP2016063442A (ja) * 2014-09-19 2016-04-25 三菱電機株式会社 位相同期回路
CN112514318A (zh) * 2018-05-29 2021-03-16 斯威特科技有限公司 用于多频带毫米波5g通信的宽频带锁相环
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Also Published As

Publication number Publication date
JPWO2008146433A1 (ja) 2010-08-19
CN101682296B (zh) 2012-05-02
US20100127739A1 (en) 2010-05-27
CN101682296A (zh) 2010-03-24
JP4630381B2 (ja) 2011-02-09
US7986175B2 (en) 2011-07-26

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