BE585215A - Telephone system for the transmission of orders along a line, in particular a railroad. - Google Patents

Telephone system for the transmission of orders along a line, in particular a railroad.

Info

Publication number
BE585215A
BE585215A BE585215A BE585215A BE585215A BE 585215 A BE585215 A BE 585215A BE 585215 A BE585215 A BE 585215A BE 585215 A BE585215 A BE 585215A BE 585215 A BE585215 A BE 585215A
Authority
BE
Belgium
Prior art keywords
railroad
transmission
line
telephone system
orders along
Prior art date
Application number
BE585215A
Other languages
French (fr)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of BE585215A publication Critical patent/BE585215A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
    • H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/08—Metering calls to called party, i.e. B-party charged for the communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
    • H04Q5/02—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange with direct connection for all subscribers, i.e. party-line systems
    • H04Q5/14—Signalling by pulses
    • H04Q5/16—Signalling by pulses by predetermined number of pulses

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
BE585215A 1958-12-03 1959-12-01 Telephone system for the transmission of orders along a line, in particular a railroad. BE585215A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES60811A DE1101518B (en) 1958-12-03 1958-12-03 Circuit arrangement for line telephone systems with electronic call transmission and identification

Publications (1)

Publication Number Publication Date
BE585215A true BE585215A (en) 1960-04-01

Family

ID=7494385

Family Applications (1)

Application Number Title Priority Date Filing Date
BE585215A BE585215A (en) 1958-12-03 1959-12-01 Telephone system for the transmission of orders along a line, in particular a railroad.

Country Status (3)

Country Link
BE (1) BE585215A (en)
CH (1) CH387707A (en)
DE (1) DE1101518B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1190060B (en) * 1962-09-14 1965-04-01 Siemens Ag Circuit arrangement for community connections in telecommunications, in particular telephone systems

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2830124A (en) * 1955-03-04 1958-04-08 Gen Dynamics Corp Electronic telephone system

Also Published As

Publication number Publication date
DE1101518B (en) 1961-03-09
CH387707A (en) 1965-02-15

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