IT979021B - Sistema di trasmissione delle comunicazioni per una rete molto ramificata - Google Patents

Sistema di trasmissione delle comunicazioni per una rete molto ramificata

Info

Publication number
IT979021B
IT979021B IT2028173A IT2028173A IT979021B IT 979021 B IT979021 B IT 979021B IT 2028173 A IT2028173 A IT 2028173A IT 2028173 A IT2028173 A IT 2028173A IT 979021 B IT979021 B IT 979021B
Authority
IT
Italy
Prior art keywords
transmission system
branched network
communications transmission
communications
branched
Prior art date
Application number
IT2028173A
Other languages
English (en)
Italian (it)
Original Assignee
Licentia Gmbh
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 Licentia Gmbh filed Critical Licentia Gmbh
Application granted granted Critical
Publication of IT979021B publication Critical patent/IT979021B/it

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J3/00Time-division multiplex systems
    • H04J3/24Time-division multiplex systems in which the allocation is indicated by an address the different channels being transmitted sequentially
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J3/00Time-division multiplex systems
    • H04J3/02Details
    • H04J3/06Synchronising arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J3/00Time-division multiplex systems
    • H04J3/02Details
    • H04J3/06Synchronising arrangements
    • H04J3/062Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers
    • H04J3/0626Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers plesiochronous multiplexing systems, e.g. plesiochronous digital hierarchy [PDH], jitter attenuators
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J3/00Time-division multiplex systems
    • H04J3/02Details
    • H04J3/06Synchronising arrangements
    • H04J3/0635Clock or time synchronisation in a network
    • H04J3/0682Clock or time synchronisation in a network by delay compensation, e.g. by compensation of propagation delay or variations thereof, by ranging
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J3/00Time-division multiplex systems
    • H04J3/16Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
    • H04J3/1605Fixed allocated frame structures
    • H04J3/1623Plesiochronous digital hierarchy [PDH]
    • H04J3/1647Subrate or multislot multiplexing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J3/00Time-division multiplex systems
    • H04J3/24Time-division multiplex systems in which the allocation is indicated by an address the different channels being transmitted sequentially
    • H04J3/245Time-division multiplex systems in which the allocation is indicated by an address the different channels being transmitted sequentially in which the allocation protocols between more than two stations share the same transmission medium
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks
    • H04L12/28Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40Bus networks
    • H04L12/403Bus networks with centralised control, e.g. polling
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M9/00Arrangements for interconnection not involving centralised switching
    • H04M9/02Arrangements for interconnection not involving centralised switching involving a common line for all parties
    • H04M9/022Multiplex systems
    • H04M9/025Time division multiplex systems, e.g. loop systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Small-Scale Networks (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
IT2028173A 1972-02-22 1973-02-12 Sistema di trasmissione delle comunicazioni per una rete molto ramificata IT979021B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19722208159 DE2208159B2 (de) 1972-02-22 1972-02-22 Nachrichtenuebertragungssystem fuer ein vielfach verzweigtes netz
DE19722208396 DE2208396C3 (de) 1972-02-22 1972-02-23 Zeitmurtiplex-Nachrichtenvermittlungssystem, insbesondere für PCM

Publications (1)

Publication Number Publication Date
IT979021B true IT979021B (it) 1974-09-30

Family

ID=25762750

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2028173A IT979021B (it) 1972-02-22 1973-02-12 Sistema di trasmissione delle comunicazioni per una rete molto ramificata

Country Status (10)

Country Link
JP (1) JPS4898711A (ja)
AT (1) AT330851B (ja)
CA (2) CA1003134A (ja)
CH (1) CH554114A (ja)
DE (2) DE2208159B2 (ja)
FR (1) FR2173134B1 (ja)
GB (1) GB1411056A (ja)
IT (1) IT979021B (ja)
NL (1) NL7302344A (ja)
SE (1) SE389590B (ja)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2208587A5 (ja) * 1972-11-29 1974-06-21 Ibm France
DE2324854B2 (de) * 1973-05-17 1981-04-23 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zur gerichteten Nachrichtenübertragung in einem vielfach verzweigten Netz
CH591190A5 (ja) * 1975-04-25 1977-09-15 Hasler Ag
DE2538637C2 (de) * 1975-08-30 1983-05-05 Heinrich-Hertz-Institut für Nachrichtentechnik Berlin GmbH, 1000 Berlin Digitales Zeitmultiplex-Nachrichtensystem
DE2724431C2 (de) * 1977-05-31 1986-06-19 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Fernmeldevermittlungsanlage mit dezentraler Steuerung und Vermittlungsverfahren hierzu
DE2735634C2 (de) * 1977-08-08 1986-09-18 Rudolf Prof. Dr.-Ing. 3000 Hannover Nocker Nachrichtensystem mit Vielfachzugriff und einem Baumleiternetz
DE2915488C2 (de) * 1979-04-17 1982-05-19 Nixdorf Computer Ag, 4790 Paderborn Schaltungsanordnung zur Steuerung der Übertragung von Digital-Signalen, insbesondere PCM-Signalen, zwischen Anschlußstellen eines Zeitmultiplex-Fernmeldenetzes, insbesondere PCM-Zeitmultiplex-Fernmeldenetzes
DE2917675A1 (de) * 1979-04-27 1980-11-06 Hertz Inst Heinrich Digitales zeitmultiplex-nachrichtensystem
FR2526250B1 (fr) * 1982-04-30 1988-05-13 Labo Electronique Physique Procede de calage temporel automatique de stations dans un systeme de transmission par multiplex et de traitement de donnees
JPS5954347A (ja) * 1982-09-22 1984-03-29 Fujitsu Ltd チヤネル插入タイミング調整方式
US4622551A (en) * 1983-10-27 1986-11-11 Otis Elevator Company Half-duplex industrial communications system
JPS62109451A (ja) * 1985-11-04 1987-05-20 インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション データ伝送ネットワークの通信パス確立・不可用性データ収集方法
DE4243441C1 (de) * 1992-12-22 1994-04-14 Ant Nachrichtentech Zeitmultiplex-Übertragungssystem
DE4243442C1 (de) * 1992-12-22 1994-03-17 Ant Nachrichtentech Betriebsverfahren für ein Zeitmultiplex-Übertragungssystem

Also Published As

Publication number Publication date
CH554114A (de) 1974-09-13
DE2208159B2 (de) 1976-06-24
DE2208396A1 (de) 1973-08-30
CA1019478A (en) 1977-10-18
FR2173134B1 (ja) 1979-08-03
GB1411056A (en) 1975-10-22
JPS4898711A (ja) 1973-12-14
DE2208159A1 (de) 1973-08-30
ATA130673A (de) 1975-10-15
NL7302344A (ja) 1973-08-24
FR2173134A1 (ja) 1973-10-05
DE2208396C3 (de) 1975-11-20
DE2208396B2 (de) 1975-03-13
SE389590B (sv) 1976-11-08
AT330851B (de) 1976-07-26
CA1003134A (en) 1977-01-04

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