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DK471789A - Fremgangsmaade og kobling til maaling af modulation - Google Patents

Fremgangsmaade og kobling til maaling af modulation Download PDF

Info

Publication number
DK471789A
DK471789A DK471789A DK471789A DK471789A DK 471789 A DK471789 A DK 471789A DK 471789 A DK471789 A DK 471789A DK 471789 A DK471789 A DK 471789A DK 471789 A DK471789 A DK 471789A
Authority
DK
Denmark
Prior art keywords
connection
measuring modulation
modulation
measuring
Prior art date
Application number
DK471789A
Other languages
English (en)
Other versions
DK471789D0 (da
Inventor
Dieter Brandt
Original Assignee
Wandel & Goltermann
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 Wandel & Goltermann filed Critical Wandel & Goltermann
Publication of DK471789D0 publication Critical patent/DK471789D0/da
Publication of DK471789A publication Critical patent/DK471789A/da

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/06—Measuring depth of modulation
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Analogue/Digital Conversion (AREA)
  • Manipulation Of Pulses (AREA)
  • Dc Digital Transmission (AREA)
  • Measuring Phase Differences (AREA)
DK471789A 1988-10-01 1989-09-26 Fremgangsmaade og kobling til maaling af modulation DK471789A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3833486A DE3833486C1 (da) 1988-10-01 1988-10-01

Publications (2)

Publication Number Publication Date
DK471789D0 DK471789D0 (da) 1989-09-26
DK471789A true DK471789A (da) 1990-04-02

Family

ID=6364221

Family Applications (1)

Application Number Title Priority Date Filing Date
DK471789A DK471789A (da) 1988-10-01 1989-09-26 Fremgangsmaade og kobling til maaling af modulation

Country Status (5)

Country Link
US (1) US4974234A (da)
EP (1) EP0362491B1 (da)
JP (1) JPH0677041B2 (da)
DE (1) DE3833486C1 (da)
DK (1) DK471789A (da)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9102936D0 (en) * 1991-02-12 1991-03-27 Shaye Communications Ltd Digital communications systems
ES2048095B1 (es) * 1992-02-28 1997-01-01 Alcatel Standard Electrica Sistema para medir la funcion de transferencia de la fluctuacion de fase en sistemas de transmision digitales.
US5557196A (en) * 1993-08-25 1996-09-17 Advantest Corporation Jitter analyzer
FR2716592B1 (fr) * 1994-02-21 1996-04-26 Audio Visuel Systemes Procédé et dispositif pour mesurer la gigue d'un signal numérique.
US5481563A (en) * 1994-03-14 1996-01-02 Network Systems Corporation Jitter measurement using a statistically locked loop
DE4426713C2 (de) * 1994-07-21 1997-03-27 Siemens Ag Verfahren zum Messen des Phasenjitters eines Datensignals
JPH10325854A (ja) * 1997-05-26 1998-12-08 Sony Corp 半導体装置
GB9809450D0 (en) 1998-05-01 1998-07-01 Wandel & Goltermann Limited Jitter measurement
JP3703997B2 (ja) * 1999-07-06 2005-10-05 沖電気工業株式会社 映像信号制御回路
US6956422B2 (en) * 2003-03-17 2005-10-18 Indiana University Research And Technology Corporation Generation and measurement of timing delays by digital phase error compensation
JP5143341B2 (ja) * 2004-02-18 2013-02-13 株式会社アドバンテスト ジッタ測定装置、ジッタ測定方法およびプログラム
US7389449B2 (en) * 2004-09-30 2008-06-17 Credence Systems Corporation Edge selecting triggering circuit
JP2007040742A (ja) * 2005-08-01 2007-02-15 Yokogawa Electric Corp ジッタ測定装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3496536A (en) * 1966-05-02 1970-02-17 Xerox Corp Data link test apparatus
US3771059A (en) * 1972-03-27 1973-11-06 Rca Corp Universal data quality monitor
DE2358296B2 (de) * 1973-11-22 1977-05-26 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zum messen der verzerrung von datensignalen
US3916307A (en) * 1974-02-14 1975-10-28 Hekimian Laboratories Inc Time jitter meter
DE2846271C2 (de) * 1978-10-24 1981-01-08 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltung zur Ermittlung des Phasenjitters von Digitalsignalen
DE2921573A1 (de) * 1979-05-28 1980-12-04 Siemens Ag Messung des jitters von taktsignalen in digitalen uebertragungssystemen hoher bitrate
DE3478250D1 (en) * 1984-06-29 1989-06-22 Ibm Method and device for measuring phase-jitter of a transmission canal
US4694468A (en) * 1986-04-25 1987-09-15 Eastman Kodak Company Apparatus useful in channel equalization adjustment
US4800571A (en) * 1988-01-11 1989-01-24 Tektronix, Inc. Timing jitter measurement display

Also Published As

Publication number Publication date
US4974234A (en) 1990-11-27
EP0362491B1 (de) 1994-12-14
DK471789D0 (da) 1989-09-26
EP0362491A3 (de) 1991-10-09
JPH02147866A (ja) 1990-06-06
EP0362491A2 (de) 1990-04-11
DE3833486C1 (da) 1989-08-03
JPH0677041B2 (ja) 1994-09-28

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment