IT1130264B - Procedimento per la sorveglianza del rapporto segnale rumore su sezioni di trasmissione ottiche - Google Patents

Procedimento per la sorveglianza del rapporto segnale rumore su sezioni di trasmissione ottiche

Info

Publication number
IT1130264B
IT1130264B IT20328/80A IT2032880A IT1130264B IT 1130264 B IT1130264 B IT 1130264B IT 20328/80 A IT20328/80 A IT 20328/80A IT 2032880 A IT2032880 A IT 2032880A IT 1130264 B IT1130264 B IT 1130264B
Authority
IT
Italy
Prior art keywords
amplifier
signal
value
surveillance
procedure
Prior art date
Application number
IT20328/80A
Other languages
English (en)
Italian (it)
Other versions
IT8020328A0 (it
Inventor
Dieter Schenkel
Original Assignee
Licentia Gmbh
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 Licentia Gmbh filed Critical Licentia Gmbh
Publication of IT8020328A0 publication Critical patent/IT8020328A0/it
Application granted granted Critical
Publication of IT1130264B publication Critical patent/IT1130264B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/317—Testing of digital circuits
    • G01R31/31708—Analysis of signal quality
    • G01R31/3171—BER [Bit Error Rate] test
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/28—Measuring attenuation, gain, phase shift or derived characteristics of electric four pole networks, i.e. two-port networks; Measuring transient response
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
    • H04B10/0795—Performance monitoring; Measurement of transmission parameters
    • H04B10/07955—Monitoring or measuring power
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
    • H04B10/0797—Monitoring line amplifier or line repeater equipment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/24—Testing correct operation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2210/00—Indexing scheme relating to optical transmission systems
    • H04B2210/08—Shut-down or eye-safety

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Nonlinear Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Optical Communication System (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Dc Digital Transmission (AREA)
IT20328/80A 1979-03-22 1980-03-03 Procedimento per la sorveglianza del rapporto segnale rumore su sezioni di trasmissione ottiche IT1130264B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792911175 DE2911175A1 (de) 1979-03-22 1979-03-22 Verfahren zur ueberwachung des signal/ rausch-verhaeltnisses auf optischen uebertragungsstrecken

Publications (2)

Publication Number Publication Date
IT8020328A0 IT8020328A0 (it) 1980-03-03
IT1130264B true IT1130264B (it) 1986-06-11

Family

ID=6066062

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20328/80A IT1130264B (it) 1979-03-22 1980-03-03 Procedimento per la sorveglianza del rapporto segnale rumore su sezioni di trasmissione ottiche

Country Status (5)

Country Link
JP (1) JPS55128942A (fr)
DE (1) DE2911175A1 (fr)
FR (1) FR2454220A1 (fr)
GB (1) GB2045954A (fr)
IT (1) IT1130264B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4947459A (en) * 1988-11-25 1990-08-07 Honeywell, Inc. Fiber optic link noise measurement and optimization system
DE58909073D1 (de) * 1989-08-03 1995-04-06 Siemens Ag Verfahren zur Überwachung des Betriebszustandes einer elektrooptischen Übertragungseinrichtung und Schaltungsanordnung zur Durchführung des Verfahrens.
GB2272590B (en) * 1992-11-17 1996-06-19 Northern Telecom Ltd Optical communications system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3213370A (en) * 1961-03-13 1965-10-19 Ibm Signal selecting system with switching at the interstice between data increments
US4027152A (en) * 1975-11-28 1977-05-31 Hewlett-Packard Company Apparatus and method for transmitting binary-coded information

Also Published As

Publication number Publication date
JPS55128942A (en) 1980-10-06
IT8020328A0 (it) 1980-03-03
GB2045954A (en) 1980-11-05
FR2454220A1 (fr) 1980-11-07
DE2911175A1 (de) 1980-09-25

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