FR2148210B1 - - Google Patents

Info

Publication number
FR2148210B1
FR2148210B1 FR7227905A FR7227905A FR2148210B1 FR 2148210 B1 FR2148210 B1 FR 2148210B1 FR 7227905 A FR7227905 A FR 7227905A FR 7227905 A FR7227905 A FR 7227905A FR 2148210 B1 FR2148210 B1 FR 2148210B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7227905A
Other versions
FR2148210A1 (fr
Inventor
N Skobranek
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
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 FR2148210A1 publication Critical patent/FR2148210A1/fr
Application granted granted Critical
Publication of FR2148210B1 publication Critical patent/FR2148210B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H04L25/0264—Arrangements for coupling to transmission lines
    • H04L25/028—Arrangements specific to the transmitter end
    • H04L25/0282—Provision for current-mode coupling
    • 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
    • H04L25/12—Compensating for variations in line impedance
    • 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
    • H04L25/0264—Arrangements for coupling to transmission lines
    • H04L25/0272—Arrangements for coupling to multiple lines, e.g. for differential transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Dc Digital Transmission (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
FR7227905A 1971-08-02 1972-08-02 Expired FR2148210B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2138576A DE2138576C3 (de) 1971-08-02 1971-08-02 Umsetzerschaltung zum Übertragen von Gleichstrom-Telegraphiezeichen

Publications (2)

Publication Number Publication Date
FR2148210A1 FR2148210A1 (fr) 1973-03-11
FR2148210B1 true FR2148210B1 (fr) 1977-07-29

Family

ID=5815523

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7227905A Expired FR2148210B1 (fr) 1971-08-02 1972-08-02

Country Status (16)

Country Link
JP (1) JPS5238683B2 (fr)
AT (1) AT323246B (fr)
AU (1) AU459938B2 (fr)
BE (1) BE787088A (fr)
BR (1) BR7205196D0 (fr)
CA (1) CA973804A (fr)
CH (1) CH542556A (fr)
DE (1) DE2138576C3 (fr)
DK (1) DK144109C (fr)
FR (1) FR2148210B1 (fr)
GB (1) GB1363553A (fr)
IT (1) IT963475B (fr)
LU (1) LU65824A1 (fr)
NL (1) NL7209920A (fr)
SE (1) SE373252B (fr)
ZA (1) ZA724772B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49124377U (fr) * 1973-02-28 1974-10-24
JPS5494218A (en) * 1978-01-09 1979-07-25 Fuji Electric Co Ltd Dc pulse read-in circuit
DE2833732C2 (de) * 1978-08-01 1981-12-03 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zur Aussendung von Gleichstromtelegrafiezeichen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1090253B (de) * 1959-07-17 1960-10-06 Siemens Ag Schaltungsanordnung fuer Fernsprechteilnehmerstellen mit indirekter Steuerung des Empfangsmagneten
DE1216919B (de) * 1966-01-25 1966-05-18 Telefunken Patent Schaltungsanordnung zur Konstanthaltung des Stromes und zur Gewaehrleistung der Nulliniensymmetrie von Doppelstrom-telegrafiezeichen
DE2035379C3 (de) * 1970-07-16 1975-10-09 Siemens Ag Schaltungsanordnung zum Einstellen des Linienstromes in Telegrafieteilnehmer-Anschlußschaltungen einer Vermittlungsanlage

Also Published As

Publication number Publication date
CA973804A (en) 1975-09-02
DK144109B (da) 1981-12-07
IT963475B (it) 1974-01-10
JPS4825403A (fr) 1973-04-03
AT323246B (de) 1975-06-25
NL7209920A (fr) 1973-02-06
BR7205196D0 (pt) 1973-05-29
CH542556A (de) 1973-09-30
ZA724772B (en) 1973-04-25
BE787088A (fr) 1973-02-02
LU65824A1 (fr) 1973-01-31
DK144109C (da) 1982-05-24
AU4450472A (en) 1974-01-17
JPS5238683B2 (fr) 1977-09-30
DE2138576A1 (de) 1973-02-22
FR2148210A1 (fr) 1973-03-11
GB1363553A (en) 1974-08-14
DE2138576C3 (de) 1978-05-11
DE2138576B2 (de) 1977-09-01
AU459938B2 (en) 1975-04-10
SE373252B (fr) 1975-01-27

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Legal Events

Date Code Title Description
ST Notification of lapse