DE602004018751D1 - System und verfahren zum kalibrieren der taktfrequenz einer taktgebereinheit über eine datenleitung - Google Patents

System und verfahren zum kalibrieren der taktfrequenz einer taktgebereinheit über eine datenleitung

Info

Publication number
DE602004018751D1
DE602004018751D1 DE602004018751T DE602004018751T DE602004018751D1 DE 602004018751 D1 DE602004018751 D1 DE 602004018751D1 DE 602004018751 T DE602004018751 T DE 602004018751T DE 602004018751 T DE602004018751 T DE 602004018751T DE 602004018751 D1 DE602004018751 D1 DE 602004018751D1
Authority
DE
Germany
Prior art keywords
clock generator
unit
generator unit
assigned
data line
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
DE602004018751T
Other languages
English (en)
Inventor
Frank Boeh
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.)
NXP BV
Original Assignee
NXP BV
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 NXP BV filed Critical NXP BV
Publication of DE602004018751D1 publication Critical patent/DE602004018751D1/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
    • 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
    • H03K2005/00013—Delay, i.e. output pulse is delayed after input pulse and pulse length of output pulse is dependent on pulse length of input pulse
    • H03K2005/00019—Variable delay
    • H03K2005/00058—Variable delay controlled by a digital setting
    • 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
    • H03K2005/00013—Delay, i.e. output pulse is delayed after input pulse and pulse length of output pulse is dependent on pulse length of input pulse
    • H03K2005/00078—Fixed delay
    • H03K2005/00097—Avoiding variations of delay using feedback, e.g. controlled by a PLL
    • 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
    • H03K2005/00013—Delay, i.e. output pulse is delayed after input pulse and pulse length of output pulse is dependent on pulse length of input pulse
    • H03K2005/0015—Layout of the delay element
    • H03K2005/00156—Layout of the delay element using opamps, comparators, voltage multipliers or other analog building blocks
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/023—Generators characterised by the type of circuit or by the means used for producing pulses by the use of differential amplifiers or comparators, with internal or external positive feedback
    • H03K3/0231—Astable circuits

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Electric Clocks (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
DE602004018751T 2003-02-07 2004-02-04 System und verfahren zum kalibrieren der taktfrequenz einer taktgebereinheit über eine datenleitung Expired - Lifetime DE602004018751D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP03100255 2003-02-07
PCT/IB2004/000268 WO2004070937A2 (en) 2003-02-07 2004-02-04 System and method for calibrating the clock frequency of a clock generator unit over a data line

Publications (1)

Publication Number Publication Date
DE602004018751D1 true DE602004018751D1 (de) 2009-02-12

Family

ID=32842819

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004018751T Expired - Lifetime DE602004018751D1 (de) 2003-02-07 2004-02-04 System und verfahren zum kalibrieren der taktfrequenz einer taktgebereinheit über eine datenleitung

Country Status (7)

Country Link
US (1) US7243036B2 (de)
EP (1) EP1595201B1 (de)
JP (1) JP2006520135A (de)
CN (1) CN100374978C (de)
AT (1) ATE419575T1 (de)
DE (1) DE602004018751D1 (de)
WO (1) WO2004070937A2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005018518A1 (de) * 2005-04-20 2006-10-26 Braun Gmbh Verfahren zum Erzeugen einer Zeitbasis für einen Mikrokontroller und Schaltungsanordnung hierfür
US7852099B1 (en) 2007-01-31 2010-12-14 Ixys Ch Gmbh Frequency trimming for internal oscillator for test-time reduction
US8559575B2 (en) * 2007-12-19 2013-10-15 Apple Inc. Microcontroller clock calibration using data transmission from an accurate third party
CN104914390B (zh) * 2015-04-28 2018-01-16 中国船舶重工集团公司第七0九研究所 集成电路测试系统总定时精度校准装置
CN104901687B (zh) * 2015-05-20 2018-04-24 珠海市杰理科技股份有限公司 时钟频率校准方法和系统
CN105044652B (zh) * 2015-06-25 2018-01-30 广东电网有限责任公司电力科学研究院 智能电能表数据交互异常复位时数据容错能力测试装置及方法
CN109150489B (zh) * 2018-09-27 2021-03-19 北京中电华大电子设计有限责任公司 一种通用异步收发器内置传输时钟的校准方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4228346A (en) * 1978-05-19 1980-10-14 Robertshaw Controls Company Self-calibrating electric clock circuit
ES2060726T3 (es) * 1989-11-21 1994-12-01 Siemens Ag Microprocesador con un oscilador-rc integrado con frecuencia programable.
NL8903087A (nl) * 1989-12-18 1991-07-16 Philips Nv Fasegekoppelde kloksignaal generator en karaktergenerator voorzien van een fasegekoppelde kloksignaal generator.
US5493710A (en) * 1991-08-02 1996-02-20 Hitachi, Ltd. Communication system having oscillation frequency calibrating function
SE506470C2 (sv) * 1996-04-29 1997-12-22 Ericsson Telefon Ab L M Förfarande och anordning för klockåtervinning ur en datasignal
US5912632A (en) * 1997-01-08 1999-06-15 International Business Machines Corporation Single chip RF tag oscillator circuit synchronized by base station modulation frequency
US6053947A (en) * 1997-05-31 2000-04-25 Lucent Technologies, Inc. Simulation model using object-oriented programming
IT1317248B1 (it) * 2000-04-13 2003-05-27 St Microelectronics Srl Dispositivo di test e calibrazione della frequenza di oscillazione diun oscillatore integrato.
US6687293B1 (en) * 2000-06-23 2004-02-03 Microchip Technology Incorporated Method, system and apparatus for calibrating a pulse position modulation (PPM) decoder to a PPM signal
US6700931B1 (en) * 2000-07-06 2004-03-02 Microchip Technology Incorporated Method, system and apparatus for initiating and maintaining synchronization of a pulse position modulation (PPM) decoder with a received PPM signal
FR2818424B1 (fr) * 2000-12-20 2003-02-28 St Microelectronics Sa Procede et systeme d'ajustement d'une temporisation interne ou d'une reference associee dans un circuit integre et circuit integre correspondant
US6404246B1 (en) * 2000-12-20 2002-06-11 Lexa Media, Inc. Precision clock synthesizer using RC oscillator and calibration circuit
US6472943B1 (en) * 2000-12-21 2002-10-29 Telefonaktie Bolaget L.M. Ericsson Oscillating circuit and method for calibrating same
EP2287778B1 (de) * 2001-02-12 2015-04-22 Symbol Technologies, Inc. Datensymbolkalibrierung in RFID Tags
US6864800B2 (en) * 2001-09-28 2005-03-08 Alps Automotive, Inc. Apparatus and method of calibrating a keyless transmitter
FR2831968B1 (fr) * 2001-11-06 2004-06-25 St Microelectronics Sa Dispositif de calibrage d'un signal d'horloge
EP1378998B1 (de) * 2002-07-05 2005-09-14 Stmicroelectronics SA Verfahren zum Betreiben eines Mikrokontrollerchips mit einem internen RC-Oszillator, und Mikrokontrollerchip zur Durchführung des Verfahrens

Also Published As

Publication number Publication date
US20060161367A1 (en) 2006-07-20
WO2004070937A3 (en) 2004-12-16
JP2006520135A (ja) 2006-08-31
WO2004070937A2 (en) 2004-08-19
CN1748192A (zh) 2006-03-15
CN100374978C (zh) 2008-03-12
ATE419575T1 (de) 2009-01-15
US7243036B2 (en) 2007-07-10
EP1595201A2 (de) 2005-11-16
EP1595201B1 (de) 2008-12-31

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Legal Events

Date Code Title Description
8381 Inventor (new situation)

Inventor name: BOEH, FRANK, 52066 AACHEN, DE

8364 No opposition during term of opposition