DE60219989D1 - Einrasterkennungsschaltung - Google Patents

Einrasterkennungsschaltung

Info

Publication number
DE60219989D1
DE60219989D1 DE60219989T DE60219989T DE60219989D1 DE 60219989 D1 DE60219989 D1 DE 60219989D1 DE 60219989 T DE60219989 T DE 60219989T DE 60219989 T DE60219989 T DE 60219989T DE 60219989 D1 DE60219989 D1 DE 60219989D1
Authority
DE
Germany
Prior art keywords
lock detector
detector
lock
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
DE60219989T
Other languages
English (en)
Inventor
Yoshitaka Hirai
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.)
NEC Electronics Corp
Original Assignee
NEC Electronics Corp
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 NEC Electronics Corp filed Critical NEC Electronics Corp
Application granted granted Critical
Publication of DE60219989D1 publication Critical patent/DE60219989D1/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
    • H03L7/085—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
    • 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
    • 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
    • H03L7/095—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using a lock detector
    • 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
DE60219989T 2001-04-10 2002-04-05 Einrasterkennungsschaltung Expired - Lifetime DE60219989D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001111297A JP4502165B2 (ja) 2001-04-10 2001-04-10 ロック検出回路

Publications (1)

Publication Number Publication Date
DE60219989D1 true DE60219989D1 (de) 2007-06-21

Family

ID=18962927

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60219989T Expired - Lifetime DE60219989D1 (de) 2001-04-10 2002-04-05 Einrasterkennungsschaltung

Country Status (7)

Country Link
US (1) US6794944B2 (de)
EP (1) EP1249936B1 (de)
JP (1) JP4502165B2 (de)
KR (1) KR100431485B1 (de)
CN (1) CN1213538C (de)
DE (1) DE60219989D1 (de)
TW (1) TW574785B (de)

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US6879195B2 (en) * 2003-07-17 2005-04-12 Rambus, Inc. PLL lock detection circuit using edge detection
US6970047B1 (en) * 2003-07-28 2005-11-29 Lattice Semiconductor Corporation Programmable lock detector and corrector
KR100549868B1 (ko) * 2003-10-07 2006-02-06 삼성전자주식회사 락 검출기능을 구비한 위상동기루프 회로 및 위상동기루프회로의 락 검출방법
JP4652855B2 (ja) * 2005-03-16 2011-03-16 沖電気工業株式会社 クロック再生装置
US7157978B2 (en) * 2005-04-08 2007-01-02 Via Telecom Co., Ltd. Method and system for a lock detector for a phase-locked loop
US7268629B2 (en) * 2005-05-25 2007-09-11 Kabushiki Kaisha Toshiba System and method for lock detection of a phase-locked loop circuit
TWI328353B (en) 2005-06-14 2010-08-01 Via Tech Inc Digital lock detector for phase-locked loop
CN1697325B (zh) * 2005-06-24 2010-05-05 威盛电子股份有限公司 用于锁相环的数字锁定检测器
DE102005039352B4 (de) * 2005-08-19 2009-10-01 Infineon Technologies Ag Schaltungsanordnung zur Erfassung einer Einrastbedingung eines Phasenregelkreises und Verfahren zum Bestimmen eines eingerasteten Zustandes eines Phasenregelkreises
EP1783913A1 (de) * 2005-11-08 2007-05-09 Deutsche Thomson-Brandt Gmbh Schaltbarer PLL Schaltkreis mit zwei Loops
CN1980064B (zh) * 2005-11-29 2010-10-06 中芯国际集成电路制造(上海)有限公司 锁相环指示器
US8018845B2 (en) * 2006-01-25 2011-09-13 Cisco Technology, Inc Sampling rate-limited traffic
US8077611B2 (en) * 2006-07-27 2011-12-13 Cisco Technology, Inc. Multilevel coupled policer
CN101119179B (zh) * 2006-08-02 2010-06-09 扬智科技股份有限公司 传输系统
US8487707B2 (en) 2006-08-08 2013-07-16 Mstar Semiconductor, Inc. Frequency synthesizer
US20080036544A1 (en) * 2006-08-08 2008-02-14 Fucheng Wang Method for adjusting oscillator in phase-locked loop and related frequency synthesizer
TWI395410B (zh) * 2006-08-08 2013-05-01 Mstar Semiconductor Inc 調整鎖相迴路之振盪器的方法與相關之頻率合成器
CN1945977B (zh) * 2006-10-24 2011-01-12 威盛电子股份有限公司 锁相回路系统的锁定侦测电路及方法
US7649421B2 (en) * 2007-06-19 2010-01-19 Harris Stratex Networks Operating Corporation Quality of phase lock and loss of lock detector
US7532040B1 (en) * 2007-10-30 2009-05-12 International Business Machines Corporation Programmable sensitivity frequency coincidence detection circuit and method
CN101431331B (zh) * 2007-11-08 2011-03-23 中芯国际集成电路制造(上海)有限公司 一种锁相环的自校准方法及电路
CN101498761B (zh) * 2008-02-02 2011-11-16 北京芯慧同用微电子技术有限责任公司 锁相环系统的阶跃响应性能的测试方法
WO2009119076A1 (ja) * 2008-03-27 2009-10-01 株式会社アドバンテスト 測定装置、並列測定装置、試験装置、及び電子デバイス
US8076979B2 (en) * 2008-04-04 2011-12-13 Freescale Semiconductor, Inc. Lock detection circuit for phase locked loop
CN101656536B (zh) * 2008-08-18 2012-06-20 中芯国际集成电路制造(上海)有限公司 锁相环及其锁定检测装置和方法
KR100968460B1 (ko) * 2008-11-11 2010-07-07 주식회사 하이닉스반도체 Ｄｌｌ 회로 및 ｄｌｌ 회로의 업데이트 제어 장치
US7971115B2 (en) * 2009-01-31 2011-06-28 Xilinx, Inc. Method and apparatus for detecting and correcting errors in a parallel to serial circuit
US8140870B2 (en) * 2009-07-22 2012-03-20 Stmicroelectronics, Inc. PWM timer for power supply
CN103368563B (zh) * 2012-03-30 2016-08-31 安凯(广州)微电子技术有限公司 一种锁相环频率调谐装置及方法
US9077512B2 (en) * 2013-09-18 2015-07-07 Analog Devices, Inc. Lock detector for phase-locked loop
US9048847B2 (en) * 2013-09-24 2015-06-02 Analog Devices Global Apparatus and methods for synchronizing phase-locked loops
CN104660253B (zh) * 2013-11-22 2019-02-26 苏州普源精电科技有限公司 一种具有锁相环的测量装置
US9264054B1 (en) * 2014-01-30 2016-02-16 Marvell International Ltd. DLL lock detector
US9252788B1 (en) 2014-09-11 2016-02-02 International Business Machines Corporation Phase error detection in phase lock loop and delay lock loop devices
US9258000B1 (en) * 2014-09-23 2016-02-09 Infineon Technologies Ag Combined lock/out-of-lock detector for phase locked loops
US9979408B2 (en) 2016-05-05 2018-05-22 Analog Devices, Inc. Apparatus and methods for phase synchronization of phase-locked loops
KR102580637B1 (ko) * 2016-08-11 2023-09-19 엘지이노텍 주식회사 회로 불량 검출기 및 그를 포함하는 전기자동차 충전 제어기
CN108988848B (zh) * 2017-06-01 2022-08-23 张伟林 现有边沿式高阻型数字鉴相器输出端优化设计案
CN108039883B (zh) * 2017-11-21 2021-01-29 南京凌鸥创芯电子有限公司 一种锁相环输出时钟信号稳定度的检测方法及设备
US11082051B2 (en) 2018-05-11 2021-08-03 Analog Devices Global Unlimited Company Apparatus and methods for timing offset compensation in frequency synthesizers
JP2019204998A (ja) * 2018-05-21 2019-11-28 株式会社デンソー Ｐｌｌ回路
CN108712168B (zh) * 2018-07-26 2023-09-26 四川知微传感技术有限公司 一种适用于模拟锁相环的锁定检测电路
CN109343137B (zh) * 2018-11-08 2020-07-10 江苏师范大学 一种基于电容传感器的自由落体重力加速度测量装置
US10505553B1 (en) 2018-11-29 2019-12-10 International Business Machines Corporation Detecting the health of a phase loop lock
CN110061737B (zh) * 2019-04-26 2023-05-16 海光信息技术股份有限公司 相位锁定检测输出电路及全数字锁相环系统
CN110166047B (zh) * 2019-04-29 2020-11-24 潍坊歌尔微电子有限公司 一种锁相回路电路及数字运算系统
CN110635800B (zh) * 2019-09-20 2023-05-23 上海华力微电子有限公司 一种应用于锁相环的基于频率比较的锁定指示电路及方法
CN116915244B (zh) * 2023-09-08 2023-12-08 合肥智芯半导体有限公司 锁定检测电路和芯片设备

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Also Published As

Publication number Publication date
KR100431485B1 (ko) 2004-05-13
CN1380749A (zh) 2002-11-20
CN1213538C (zh) 2005-08-03
JP4502165B2 (ja) 2010-07-14
KR20020079571A (ko) 2002-10-19
EP1249936B1 (de) 2007-05-09
EP1249936A2 (de) 2002-10-16
US20020180540A1 (en) 2002-12-05
EP1249936A3 (de) 2005-04-13
JP2002314409A (ja) 2002-10-25
US6794944B2 (en) 2004-09-21
TW574785B (en) 2004-02-01

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