DE69913700T2 - Schaltung zur detektion des taktsignalausfalls - Google Patents

Schaltung zur detektion des taktsignalausfalls Download PDF

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Publication number
DE69913700T2
DE69913700T2 DE69913700T DE69913700T DE69913700T2 DE 69913700 T2 DE69913700 T2 DE 69913700T2 DE 69913700 T DE69913700 T DE 69913700T DE 69913700 T DE69913700 T DE 69913700T DE 69913700 T2 DE69913700 T2 DE 69913700T2
Authority
DE
Germany
Prior art keywords
detecting
circuit
clock signal
signal failure
failure
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
DE69913700T
Other languages
English (en)
Other versions
DE69913700D1 (de
Inventor
H Davidsson
O Lindberg
Per Strid
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 DE69913700D1 publication Critical patent/DE69913700D1/de
Application granted granted Critical
Publication of DE69913700T2 publication Critical patent/DE69913700T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
    • H03K5/26—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being duration, interval, position, frequency, or sequence
    • 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)
DE69913700T 1998-07-16 1999-07-16 Schaltung zur detektion des taktsignalausfalls Expired - Lifetime DE69913700T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/116,200 US6343096B1 (en) 1998-07-16 1998-07-16 Clock pulse degradation detector
PCT/EP1999/005102 WO2000004639A1 (en) 1998-07-16 1999-07-16 Clock pulse degradation detector

Publications (2)

Publication Number Publication Date
DE69913700D1 DE69913700D1 (de) 2004-01-29
DE69913700T2 true DE69913700T2 (de) 2004-10-07

Family

ID=22365869

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69913700T Expired - Lifetime DE69913700T2 (de) 1998-07-16 1999-07-16 Schaltung zur detektion des taktsignalausfalls

Country Status (5)

Country Link
US (1) US6343096B1 (de)
EP (1) EP1097513B1 (de)
AU (1) AU5160899A (de)
DE (1) DE69913700T2 (de)
WO (1) WO2000004639A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3460118B2 (ja) * 1998-08-26 2003-10-27 富士通株式会社 同期網システムのクロック管理方法及び伝送装置
DE60041470D1 (de) * 1999-05-11 2009-03-19 Canon Kk Verfahren und Vorrichtung zur Synchronisierung zwischen zwei Netzwerken
DE102004027655B4 (de) * 2004-06-07 2014-05-08 Volkswagen Ag Steuerungsvorrichtung und Verfahren zum Steuern einer Beleuchtungseinrichtung eines Fahrzeugs
US8073042B1 (en) * 2005-04-13 2011-12-06 Cypress Semiconductor Corporation Recursive range controller
US9589637B1 (en) 2013-12-18 2017-03-07 Nxp Usa, Inc. Storage element with storage and clock tree monitoring circuit and methods therefor
JP2019192130A (ja) * 2018-04-27 2019-10-31 株式会社メガチップス クロック判定装置およびクロック判定方法
TWI779930B (zh) * 2021-11-18 2022-10-01 新唐科技股份有限公司 時脈監控電路、微控制器，及其控制方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5159615A (en) 1991-12-20 1992-10-27 Vlsi Technology, Inc. Digital frequency detection circuit
US5317215A (en) 1992-12-01 1994-05-31 3Com Corporation Method and apparatus for frequency discriminating computer network signals
JPH0884161A (ja) 1994-09-13 1996-03-26 Fuji Electric Co Ltd バイフェーズ符号を用いたシリアル通信装置用の受信検知回路装置
DE19500168C1 (de) * 1995-01-04 1996-07-04 Siemens Ag Schaltungsanordnung zur Überwachung eines periodischen Binärsignals
US5594763A (en) * 1995-06-06 1997-01-14 Cirrus Logic, Inc. Fast synchronizing digital phase-locked loop for recovering clock information from encoded data
JPH0951358A (ja) * 1995-08-09 1997-02-18 Mitsubishi Electric Corp Ｐｗｍ通信システム
CA2190901A1 (en) * 1995-11-24 1997-05-25 John B. Shaw Electro-convulsive therapy (ect) system with enhanced safety features
US5719508A (en) 1996-02-01 1998-02-17 Northern Telecom, Ltd. Loss of lock detector for master timing generator
JP2919380B2 (ja) * 1996-08-29 1999-07-12 山形日本電気株式会社 ディスク回転速度制御回路
JP3521654B2 (ja) * 1996-11-07 2004-04-19 セイコーエプソン株式会社 脈拍計
SE9702176L (sv) * 1997-06-06 1998-12-07 Ericsson Telefon Ab L M En maskinvarukonstruktion för majoritetsval, samt test och underhåll av majoritetsval
TW380220B (en) * 1997-08-01 2000-01-21 Winbond Elelctronics Corp Method and apparatus for generating active pulse with expected polarity
US6044282A (en) * 1997-08-15 2000-03-28 Sharp Laboratories Of America, Inc. Dual clock power conservation system and method for timing synchronous communications

Also Published As

Publication number Publication date
DE69913700D1 (de) 2004-01-29
WO2000004639A1 (en) 2000-01-27
US6343096B1 (en) 2002-01-29
AU5160899A (en) 2000-02-07
EP1097513B1 (de) 2003-12-17
EP1097513A1 (de) 2001-05-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition