SE318917B - - Google Patents

Info

Publication number
SE318917B
SE318917B SE9489/61A SE948961A SE318917B SE 318917 B SE318917 B SE 318917B SE 9489/61 A SE9489/61 A SE 9489/61A SE 948961 A SE948961 A SE 948961A SE 318917 B SE318917 B SE 318917B
Authority
SE
Sweden
Application number
SE9489/61A
Inventor
H Mertel
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 SE318917B publication Critical patent/SE318917B/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0016—Arrangements providing connection between exchanges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Exchange Systems With Centralized Control (AREA)
SE9489/61A 1961-01-27 1961-09-23 SE318917B (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES72243A DE1144780B (de) 1961-01-27 1961-01-27 Schaltungsanordnung fuer Fernmelde-, insbesondere Fernsprechanlagen, in denen Verbindungen ueber grosse Entfernungen aufzubauen sind

Publications (1)

Publication Number Publication Date
SE318917B true SE318917B (enrdf_load_stackoverflow) 1969-12-22

Family

ID=7503062

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9489/61A SE318917B (enrdf_load_stackoverflow) 1961-01-27 1961-09-23

Country Status (3)

Country Link
DE (1) DE1144780B (enrdf_load_stackoverflow)
NL (2) NL142304B (enrdf_load_stackoverflow)
SE (1) SE318917B (enrdf_load_stackoverflow)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE546221C (de) * 1925-08-07 1932-03-10 Siemens & Halske Akt Ges Schaltungsanordnung fuer Fernsprechanlagen mit Durchgangsverkehr, bei denen an denselben Arbeitsplaetzen verstaerkte und unverstaerkte Verbindungen hergestellt werden
DE560364C (de) * 1929-06-17 1932-10-01 Siemens & Halske Akt Ges Schaltungsanordnung fuer Fernsprechanlagen mit Waehlerbetrieb, bei welchen ueber dieselben Waehler verstaerkungsbeduerftige und verstaerkungsnichtbeduerftige Leitungen erreicht werden
NL36961C (enrdf_load_stackoverflow) * 1931-09-16
DE915573C (de) * 1941-04-04 1954-07-26 Klangfilm Gmbh Vorrichtung zur Ankopplung eines Tonabnehmers an einen Niederfrequenzverstaerker
DE875215C (de) * 1948-10-08 1953-04-30 Mix & Genest Ag Schaltungsanordnung zum Daempfungsabgleich in Fernvermittlungs-systemen mit Waehlerbetrieb
DE822108C (de) * 1950-02-15 1951-11-22 Gottfried Bayer Verfahren zum Ausgleich des Pegelunterschiedes bei vierdraehtiger Durchschaltung zweier Fernsprechleitungen

Also Published As

Publication number Publication date
NL142304B (nl) 1974-05-15
DE1144780B (de) 1963-03-07
NL269533A (enrdf_load_stackoverflow)

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