DK106151C - Kobling til et overføringsanlæg, f. eks. et bærebølgetelefonianlæg. - Google Patents

Kobling til et overføringsanlæg, f. eks. et bærebølgetelefonianlæg.

Info

Publication number
DK106151C
DK106151C DK122463AA DK122463A DK106151C DK 106151 C DK106151 C DK 106151C DK 122463A A DK122463A A DK 122463AA DK 122463 A DK122463 A DK 122463A DK 106151 C DK106151 C DK 106151C
Authority
DK
Denmark
Prior art keywords
coupling
carrier telephone
transmission system
telephone system
transmission
Prior art date
Application number
DK122463AA
Other languages
English (en)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of DK106151C publication Critical patent/DK106151C/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/18—Frequency-division multiplex systems in which all the carriers are amplitude-modulated
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/40—Monitoring; Testing of relay systems
    • 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
    • H04B17/403—Monitoring; Testing of relay systems with selective localization using different frequencies generated by local oscillators

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
DK122463AA 1962-03-20 1963-03-16 Kobling til et overføringsanlæg, f. eks. et bærebølgetelefonianlæg. DK106151C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL276178 1962-03-20

Publications (1)

Publication Number Publication Date
DK106151C true DK106151C (da) 1966-12-27

Family

ID=19753684

Family Applications (1)

Application Number Title Priority Date Filing Date
DK122463AA DK106151C (da) 1962-03-20 1963-03-16 Kobling til et overføringsanlæg, f. eks. et bærebølgetelefonianlæg.

Country Status (6)

Country Link
US (1) US3290451A (da)
BE (1) BE629739A (da)
DE (1) DE1208774B (da)
DK (1) DK106151C (da)
GB (1) GB1012462A (da)
NL (2) NL276178A (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1285563C2 (de) * 1966-02-02 1976-10-28 Societa Italiana Telecomunicazioni Siemens S.P.A., Mailand (Italien) Schaltungsanordnung zur lokalisierung von stoerungen in ferngespeisten und unbemannten verstaerkerstationen von zweidrahtgetrenntlage-nachrichtenuebertragungssystemen
US4061892A (en) * 1976-12-15 1977-12-06 Bradley Telcom Corp. Instruments and methods for measuring characteristics of only a selected portion of a transmission channel
GB2127653B (en) * 1982-09-15 1986-10-15 Standard Telephones Cables Ltd Supervision of digital transmission systems
US6924566B2 (en) * 2001-08-08 2005-08-02 Adtran, Inc. Method for assuring start-up of span-powered telecommunication systems

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1711579U (de) * 1955-03-31 1955-11-24 Himmelwerk A G Frequenzumschaltung von quarzoszillatoren mittels richtleitern.

Also Published As

Publication number Publication date
GB1012462A (en) 1965-12-08
DE1208774B (de) 1966-01-13
BE629739A (da) 1900-01-01
US3290451A (en) 1966-12-06
NL276178A (da) 1900-01-01
NL137801C (da) 1900-01-01

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