NL7304522A - - Google Patents

Info

Publication number
NL7304522A
NL7304522A NL7304522A NL7304522A NL7304522A NL 7304522 A NL7304522 A NL 7304522A NL 7304522 A NL7304522 A NL 7304522A NL 7304522 A NL7304522 A NL 7304522A NL 7304522 A NL7304522 A NL 7304522A
Authority
NL
Netherlands
Application number
NL7304522A
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
Priority claimed from DE19722215836 external-priority patent/DE2215836C/de
Application filed filed Critical
Publication of NL7304522A publication Critical patent/NL7304522A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/40—Monitoring; Testing of relay systems
    • H04B17/401—Monitoring; Testing of relay systems with selective localization
    • H04B17/402—Monitoring; Testing of relay systems with selective localization using different frequencies
    • H04B17/404—Monitoring; Testing of relay systems with selective localization using different frequencies selected by local filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
NL7304522A 1967-09-21 1973-03-30 NL7304522A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1549046 1967-09-21
DE19722215836 DE2215836C (de) 1972-03-30 Verfahren und Einrichtung zur Er mittlung von Fehlern in mit Regenera toren versehenen Zwischenstellen eines mit Pulscodemodulation arbeitenden Ubertragungssystems

Publications (1)

Publication Number Publication Date
NL7304522A true NL7304522A (de) 1973-10-02

Family

ID=25752894

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7304522A NL7304522A (de) 1967-09-21 1973-03-30

Country Status (1)

Country Link
NL (1) NL7304522A (de)

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Legal Events

Date Code Title Description
BN A decision not to publish the application has become irrevocable