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ZA815592B - Data transmission apparatus and method - Google Patents

Data transmission apparatus and method

Info

Publication number
ZA815592B
ZA815592B ZA815592A ZA815592A ZA815592B ZA 815592 B ZA815592 B ZA 815592B ZA 815592 A ZA815592 A ZA 815592A ZA 815592 A ZA815592 A ZA 815592A ZA 815592 B ZA815592 B ZA 815592B
Authority
ZA
South Africa
Prior art keywords
signal
busy state
state
free
data exchange
Prior art date
Application number
ZA815592A
Other languages
English (en)
Inventor
Dietmar Franz
Norbert Torggler
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 ZA815592B publication Critical patent/ZA815592B/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Communication Control (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Communication Cables (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Helmets And Other Head Coverings (AREA)
ZA815592A 1980-08-14 1981-08-13 Data transmission apparatus and method ZA815592B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3030887A DE3030887C2 (de) 1980-08-14 1980-08-14 Verfahren zum Herstellen von Verbindungen von an einer Datenvermittlungsanlage angeschlossenen Teilnehmerstellen bzw. Übertragungsleitungen zu Signalumsetzern

Publications (1)

Publication Number Publication Date
ZA815592B true ZA815592B (en) 1982-08-25

Family

ID=6109675

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA815592A ZA815592B (en) 1980-08-14 1981-08-13 Data transmission apparatus and method

Country Status (9)

Country Link
US (1) US4451697A (xx)
EP (1) EP0046259B1 (xx)
AT (1) ATE10791T1 (xx)
BR (1) BR8105198A (xx)
DE (1) DE3030887C2 (xx)
DK (1) DK152475C (xx)
FI (1) FI73851C (xx)
NO (1) NO153829C (xx)
ZA (1) ZA815592B (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3335380A1 (de) * 1983-09-29 1985-04-11 Siemens AG, 1000 Berlin und 8000 München Verfahren und schaltungsanordnung zur zeitlichen ueberwachung des belegtseins von signalumsetzern
DE3431794A1 (de) * 1984-08-29 1985-09-12 Siemens AG, 1000 Berlin und 8000 München Verfahren zum uebertragen von datensignalen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3963867A (en) * 1973-03-12 1976-06-15 De Staat Der Nederlanden, Te Dezen Vertegenwoordigd Door De Directeur-Generaal Der Posterijen, Telegrafie En Telefonie Method for indicating a free-line state in a binary data communication system
GB1443175A (en) * 1973-04-06 1976-07-21 Plessey Co Ltd Code conversion equipment for data switching systems
DE2813961C2 (de) * 1978-03-31 1980-02-07 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren und Schaltungsanordnung zur Vermittlung von Signalen, die in unterschiedliche Übertragungsgeschwindigkeitsklassen fallen, in einer programmgesteuerten Datenvermittlungsanlage
DE2839835A1 (de) * 1978-09-13 1980-03-27 Siemens Ag Schaltungsanordnung zur vermittlung von daten in einer programmgesteuerten datenvermittlungsanlage
DE2912649C2 (de) * 1979-03-30 1981-10-01 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur Übertragung von digitalen Signalen zwischen mit unterschiedlichen Datenübertragungsprozeduren und mit unterschiedlichen Datenformaten arbeitenden Sende- und/oder Empfangseinrichtungen über eine Vermittlungsanlage
DE2938750A1 (de) * 1979-09-25 1981-04-02 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur uebertragung von digitalen signalen zwischen mit unterschiedlichen datenuebertragungsprozeduren und mit unterschiedlichen datenformaten arbeitenden sende- und/oder empfangseinrichtungen

Also Published As

Publication number Publication date
NO812703L (no) 1982-02-15
DK152475C (da) 1988-07-25
EP0046259B1 (de) 1984-12-12
FI812501L (fi) 1982-02-15
FI73851B (fi) 1987-07-31
NO153829C (no) 1986-05-28
BR8105198A (pt) 1982-04-27
DE3030887C2 (de) 1985-08-14
US4451697A (en) 1984-05-29
FI73851C (fi) 1987-11-09
ATE10791T1 (de) 1984-12-15
NO153829B (no) 1986-02-17
DK152475B (da) 1988-02-29
EP0046259A1 (de) 1982-02-24
DE3030887A1 (de) 1982-03-11
DK360881A (da) 1982-02-15

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