NL6918026A - - Google Patents

Info

Publication number
NL6918026A
NL6918026A NL6918026A NL6918026A NL6918026A NL 6918026 A NL6918026 A NL 6918026A NL 6918026 A NL6918026 A NL 6918026A NL 6918026 A NL6918026 A NL 6918026A NL 6918026 A NL6918026 A NL 6918026A
Authority
NL
Netherlands
Application number
NL6918026A
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 filed Critical
Publication of NL6918026A publication Critical patent/NL6918026A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/50—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication
    • H04L12/52—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication using time division techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/50—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/20—Repeater circuits; Relay circuits
    • H04L25/22—Repeaters for converting two wires to four wires; Repeaters for converting single current to double current

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Interface Circuits In Exchanges (AREA)
NL6918026A 1968-12-11 1969-12-01 NL6918026A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1814054A DE1814054C3 (de) 1968-12-11 1968-12-11 Verfahren zum Steuern von Einfachstrom-Doppelstrom-Umsetzerschaltungen in zentralgesteuerten Fernschreibwählvermittlungsanlageri

Publications (1)

Publication Number Publication Date
NL6918026A true NL6918026A (xx) 1970-06-15

Family

ID=5715926

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6918026A NL6918026A (xx) 1968-12-11 1969-12-01

Country Status (9)

Country Link
US (1) US3684822A (xx)
BE (1) BE742985A (xx)
CH (1) CH503442A (xx)
DE (1) DE1814054C3 (xx)
FR (1) FR2025854A1 (xx)
GB (1) GB1248327A (xx)
LU (1) LU59956A1 (xx)
NL (1) NL6918026A (xx)
SE (1) SE353429B (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3909510A (en) * 1973-10-05 1975-09-30 David W Luce Direct connection digital transmission apparatus

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2820089A (en) * 1954-09-01 1958-01-14 Philips Corp Rhythmic telegraph system
DE1487984A1 (de) * 1966-07-14 1969-03-13 Standard Elek K Lorenz Ag Gleichstromsignalverfahren in Nachrichtenvermittlungsanlagen

Also Published As

Publication number Publication date
DE1814054C3 (de) 1974-11-28
DE1814054A1 (de) 1970-06-25
SE353429B (xx) 1973-01-29
DE1814054B2 (de) 1974-04-18
LU59956A1 (xx) 1970-02-10
BE742985A (xx) 1970-06-11
CH503442A (de) 1971-02-15
GB1248327A (en) 1971-09-29
FR2025854A1 (xx) 1970-09-11
US3684822A (en) 1972-08-15

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Legal Events

Date Code Title Description
BV The patent application has lapsed