IL38648A - Echo traps for telecommunications systems - Google Patents

Echo traps for telecommunications systems

Info

Publication number
IL38648A
IL38648A IL38648A IL3864872A IL38648A IL 38648 A IL38648 A IL 38648A IL 38648 A IL38648 A IL 38648A IL 3864872 A IL3864872 A IL 3864872A IL 38648 A IL38648 A IL 38648A
Authority
IL
Israel
Prior art keywords
telecommunications systems
traps
echo
echo traps
telecommunications
Prior art date
Application number
IL38648A
Other languages
English (en)
Other versions
IL38648A0 (en
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
Priority claimed from DE2104280A external-priority patent/DE2104280C3/de
Priority claimed from DE19712138817 external-priority patent/DE2138817C/de
Priority claimed from DE19712138816 external-priority patent/DE2138816B2/de
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of IL38648A0 publication Critical patent/IL38648A0/xx
Publication of IL38648A publication Critical patent/IL38648A/xx

Links

Classifications

    • 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)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Interface Circuits In Exchanges (AREA)
IL38648A 1971-01-29 1972-01-26 Echo traps for telecommunications systems IL38648A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE2104280A DE2104280C3 (de) 1971-01-29 1971-01-29 Echosperre für einen Sprechkreis auf einem Vierdraht-Übertragungssystem
DE19712138817 DE2138817C (de) 1971-08-03 Echosperre fur einen Sprechkreis auf einem Vierdraht Übertragungssystem
DE19712138816 DE2138816B2 (de) 1971-08-03 1971-08-03 Echosperre fuer einen sprechkreis auf einem vierdraht-uebertragungssystem
DE19712138818 DE2138818C (de) 1971-08-03 Echosperre fur einen Sprechkreis auf einem Vierdraht Übertragungssystem

Publications (2)

Publication Number Publication Date
IL38648A0 IL38648A0 (en) 1972-04-27
IL38648A true IL38648A (en) 1975-12-31

Family

ID=27431199

Family Applications (1)

Application Number Title Priority Date Filing Date
IL38648A IL38648A (en) 1971-01-29 1972-01-26 Echo traps for telecommunications systems

Country Status (6)

Country Link
FR (1) FR2124879A5 (enExample)
GB (1) GB1358457A (enExample)
IL (1) IL38648A (enExample)
IT (1) IT947086B (enExample)
NL (1) NL7201006A (enExample)
SE (1) SE380956B (enExample)

Also Published As

Publication number Publication date
NL7201006A (enExample) 1972-08-01
SE380956B (sv) 1975-11-17
IL38648A0 (en) 1972-04-27
GB1358457A (en) 1974-07-03
FR2124879A5 (enExample) 1972-09-22
IT947086B (it) 1973-05-21

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