PL2445109T3 - Sposób i urządzenie do detekcji zegara - Google Patents

Sposób i urządzenie do detekcji zegara

Info

Publication number
PL2445109T3
PL2445109T3 PL10785717T PL10785717T PL2445109T3 PL 2445109 T3 PL2445109 T3 PL 2445109T3 PL 10785717 T PL10785717 T PL 10785717T PL 10785717 T PL10785717 T PL 10785717T PL 2445109 T3 PL2445109 T3 PL 2445109T3
Authority
PL
Poland
Prior art keywords
detection method
clock detection
clock
detection
Prior art date
Application number
PL10785717T
Other languages
English (en)
Inventor
Jichao Xu
Original Assignee
Zte 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 Zte Corp filed Critical Zte Corp
Publication of PL2445109T3 publication Critical patent/PL2445109T3/pl

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/19—Monitoring patterns of pulse trains

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Manipulation Of Pulses (AREA)
  • Tests Of Electronic Circuits (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
PL10785717T 2009-06-10 2010-05-26 Sposób i urządzenie do detekcji zegara PL2445109T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN2009100871497A CN101582732B (zh) 2009-06-10 2009-06-10 一种时钟检测的方法及装置
PCT/CN2010/073272 WO2010142204A1 (zh) 2009-06-10 2010-05-26 一种时钟检测的方法及装置
EP10785717.9A EP2445109B1 (en) 2009-06-10 2010-05-26 Clock detection method and device

Publications (1)

Publication Number Publication Date
PL2445109T3 true PL2445109T3 (pl) 2015-08-31

Family

ID=41364719

Family Applications (1)

Application Number Title Priority Date Filing Date
PL10785717T PL2445109T3 (pl) 2009-06-10 2010-05-26 Sposób i urządzenie do detekcji zegara

Country Status (8)

Country Link
US (1) US8451967B2 (pl)
EP (1) EP2445109B1 (pl)
JP (1) JP5557905B2 (pl)
KR (1) KR101487788B1 (pl)
CN (1) CN101582732B (pl)
AU (1) AU2010257957B2 (pl)
PL (1) PL2445109T3 (pl)
WO (1) WO2010142204A1 (pl)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101582732B (zh) * 2009-06-10 2012-07-04 中兴通讯股份有限公司 一种时钟检测的方法及装置
CN102478610A (zh) * 2010-11-30 2012-05-30 英业达股份有限公司 占空比测量系统与其方法
CN102136832B (zh) * 2011-02-15 2013-04-24 上海华为技术有限公司 时钟信号检测方法及系统
CN102957545B (zh) * 2011-08-17 2017-12-05 中兴通讯股份有限公司 同步网络时钟的维护方法及装置
CN103823505B (zh) * 2014-02-19 2017-08-08 Tcl通讯（宁波）有限公司 时钟频率获取系统和时钟频率获取方法
CN103944786B (zh) * 2014-04-28 2017-05-10 西安空间无线电技术研究所 一种自适应计数时钟数据检测方法
JP2018042032A (ja) 2016-09-05 2018-03-15 東芝メモリ株式会社 受信装置
CN106597096B (zh) * 2016-12-02 2019-07-02 武汉新芯集成电路制造有限公司 一种时钟频率监测方法
CN107729980B (zh) * 2017-10-19 2020-06-30 中南大学 一种波形信号自适应计数方法
CN109597457B (zh) * 2018-12-03 2022-04-19 安徽皖兴通信息技术有限公司 一种基于可编程逻辑器件的时钟检测方法和装置
CN112234958B (zh) * 2020-10-29 2023-06-23 杰华特微电子股份有限公司 一种脉冲信号的占空比检测方法及检测电路
CN112596578A (zh) * 2020-12-08 2021-04-02 北京地平线机器人技术研发有限公司 一种时钟监控电路及监控方法

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Publication number Priority date Publication date Assignee Title
JPH0748647B2 (ja) * 1988-09-20 1995-05-24 日本電気株式会社 デューティ比判別回路
US4975594A (en) * 1989-02-28 1990-12-04 Ag Communication Systems Corporation Frequency detector circuit
JPH02287114A (ja) * 1989-04-27 1990-11-27 Toshiba Micro Electron Kk パルス時間計測用データ平均処理装置
JPH04326410A (ja) * 1991-04-26 1992-11-16 Mitsubishi Electric Corp クロック監視装置
JPH07234742A (ja) * 1994-02-23 1995-09-05 Fuji Facom Corp クロックパルス監視装置
JPH0876877A (ja) * 1994-09-06 1996-03-22 Fujitsu Ltd 異常発振検出回路
JPH08181588A (ja) * 1994-12-22 1996-07-12 Fujitsu Ltd クロック断検出回路
JPH098783A (ja) * 1995-06-16 1997-01-10 Nec Eng Ltd クロック断検出システム
JP3501271B2 (ja) * 1998-06-10 2004-03-02 沖電気工業株式会社 クロック異常検出回路
JP3488153B2 (ja) * 1999-10-27 2004-01-19 Ｎｅｃマイクロシステム株式会社 クロックデューティ検査回路およびクロックデューティ検査が可能なマイクロコンピュータ
US6597749B1 (en) * 1999-11-19 2003-07-22 Atmel Corporation Digital frequency monitoring
JP4211195B2 (ja) * 2000-05-17 2009-01-21 沖電気工業株式会社 クロック異常検出回路
JP2003308131A (ja) * 2002-04-16 2003-10-31 Matsushita Electric Ind Co Ltd クロック監視装置
US7098715B2 (en) * 2003-01-30 2006-08-29 Qualcomm Incorporated Programmable dual-edge triggered counter
JP2004248164A (ja) * 2003-02-17 2004-09-02 Hitachi Kokusai Electric Inc クロック停止監視回路及びクロック停止監視システム
CN1697324B (zh) * 2004-05-10 2010-04-07 华为技术有限公司 传输信号去抖动的实现方法及其装置
US7129757B2 (en) * 2004-11-30 2006-10-31 International Business Machines Corporation Clock frequency detect with programmable jitter tolerance
JP4634307B2 (ja) * 2006-01-12 2011-02-16 ルネサスエレクトロニクス株式会社 半導体装置
JP4653008B2 (ja) * 2006-04-26 2011-03-16 富士通株式会社 クロック異常検出回路、及びクロック異常検出方法
JP4643551B2 (ja) * 2006-12-20 2011-03-02 富士通株式会社 周波数自動監視回路、電子装置、周波数自動監視方法および周波数自動監視プログラム
US8170165B2 (en) * 2007-12-05 2012-05-01 Agere Systems Inc. Clock calibration in sleep mode
CN101447859B (zh) * 2008-12-26 2012-07-18 华为技术有限公司 检测时钟频率偏差的方法及其装置
CN101582732B (zh) * 2009-06-10 2012-07-04 中兴通讯股份有限公司 一种时钟检测的方法及装置

Also Published As

Publication number Publication date
EP2445109B1 (en) 2015-03-18
KR20120036314A (ko) 2012-04-17
CN101582732A (zh) 2009-11-18
JP2012529804A (ja) 2012-11-22
US8451967B2 (en) 2013-05-28
US20120082281A1 (en) 2012-04-05
AU2010257957A1 (en) 2012-02-02
KR101487788B1 (ko) 2015-02-04
EP2445109A4 (en) 2013-05-01
WO2010142204A1 (zh) 2010-12-16
JP5557905B2 (ja) 2014-07-23
EP2445109A1 (en) 2012-04-25
AU2010257957B2 (en) 2014-02-20
CN101582732B (zh) 2012-07-04

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