DE69738867D1 - Phasen- und frequenzdetektor - Google Patents

Phasen- und frequenzdetektor

Info

Publication number
DE69738867D1
DE69738867D1 DE69738867T DE69738867T DE69738867D1 DE 69738867 D1 DE69738867 D1 DE 69738867D1 DE 69738867 T DE69738867 T DE 69738867T DE 69738867 T DE69738867 T DE 69738867T DE 69738867 D1 DE69738867 D1 DE 69738867D1
Authority
DE
Germany
Prior art keywords
phase
frequency detector
detector
frequency
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 - Fee Related
Application number
DE69738867T
Other languages
English (en)
Inventor
Clarence Joern Fransson
Mats Wilhelmsson
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
Application granted granted Critical
Publication of DE69738867D1 publication Critical patent/DE69738867D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R25/00—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents
    • G01R25/08—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents by counting of standard pulses
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R25/00—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents
    • G01R25/005—Circuits for comparing several input signals and for indicating the result of this comparison, e.g. equal, different, greater, smaller, or for passing one of the input signals as output signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D13/00—Circuits for comparing the phase or frequency of two mutually-independent oscillations

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Phase Differences (AREA)
  • Manipulation Of Pulses (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
DE69738867T 1996-02-14 1997-02-12 Phasen- und frequenzdetektor Expired - Fee Related DE69738867D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9600540A SE508585C2 (sv) 1996-02-14 1996-02-14 Fas och frekvensdetekorer för ett på förhand bestämt antal insignaler, jämte förfarande för mätning av fas och frekvens
PCT/SE1997/000215 WO1997030357A1 (en) 1996-02-14 1997-02-12 Phase- and frequency detector

Publications (1)

Publication Number Publication Date
DE69738867D1 true DE69738867D1 (de) 2008-09-11

Family

ID=20401387

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69738867T Expired - Fee Related DE69738867D1 (de) 1996-02-14 1997-02-12 Phasen- und frequenzdetektor

Country Status (7)

Country Link
US (1) US6172533B1 (de)
EP (1) EP0880707B1 (de)
JP (1) JP2000505547A (de)
AU (1) AU1817197A (de)
DE (1) DE69738867D1 (de)
SE (1) SE508585C2 (de)
WO (1) WO1997030357A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8146078B2 (en) * 2004-10-29 2012-03-27 Intel Corporation Timer offsetting mechanism in a virtual machine environment
US7917472B2 (en) * 2008-11-03 2011-03-29 Mats Stefan Persson Method, system and computer-readable media for backing up information contained in a database
JP5806442B2 (ja) * 2008-12-01 2015-11-10 セイコーエプソン株式会社 周波数変化量測定装置
JP5517033B2 (ja) * 2009-05-22 2014-06-11 セイコーエプソン株式会社 周波数測定装置
JP5883558B2 (ja) 2010-08-31 2016-03-15 セイコーエプソン株式会社 周波数測定装置及び電子機器
WO2013106763A1 (en) * 2012-01-12 2013-07-18 Cirrus Logic, Inc. Three phase power quality measurement using asynchronous, isolated single phase circuits
RU171415U1 (ru) * 2017-03-17 2017-05-30 Акционерное общество "Научно-исследовательский институт "Полюс" им. М.Ф. Стельмаха" Фазовый детектор

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2914072C2 (de) * 1979-04-07 1985-06-20 Kernforschungsanlage Jülich GmbH, 5170 Jülich Schaltungsanordnung zur Ermittlung der Periodendauer und/oder davon abgeleiteten Größen eines im wesentlichen periodischen Signals
FR2538909A1 (fr) * 1982-12-30 1984-07-06 Thomson Csf Comparateur de phase
US4912734A (en) * 1989-02-14 1990-03-27 Ail Systems, Inc. High resolution event occurrance time counter
US4979177A (en) 1989-10-26 1990-12-18 Tektronix, Inc. Enhanced counter/timer resolution in a logic analyzer
JP2868266B2 (ja) * 1990-01-25 1999-03-10 株式会社日本自動車部品総合研究所 信号位相差検出回路及び信号位相差検出方法
US5128909A (en) * 1990-08-17 1992-07-07 Ball Corporation Advanced clock measurement system
US5097490A (en) 1991-01-14 1992-03-17 Sundstrand Data Control, Inc. Apparatus and method for improving the resolution with which a test signal is counted
JP2837982B2 (ja) * 1991-12-27 1998-12-16 三菱電機株式会社 遅延検波復調装置
KR970001636B1 (ko) * 1994-01-20 1997-02-11 엘지전자 주식회사 영상신호의 시간축 보정 장치

Also Published As

Publication number Publication date
WO1997030357A1 (en) 1997-08-21
AU1817197A (en) 1997-09-02
SE9600540D0 (sv) 1996-02-14
EP0880707B1 (de) 2008-07-30
SE508585C2 (sv) 1998-10-19
EP0880707A1 (de) 1998-12-02
JP2000505547A (ja) 2000-05-09
SE9600540L (sv) 1997-08-15
US6172533B1 (en) 2001-01-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee