ZA805604B - Device for interfacing a pcm t.d.m. line to an exchange - Google Patents

Device for interfacing a pcm t.d.m. line to an exchange

Info

Publication number
ZA805604B
ZA805604B ZA00805604A ZA805604A ZA805604B ZA 805604 B ZA805604 B ZA 805604B ZA 00805604 A ZA00805604 A ZA 00805604A ZA 805604 A ZA805604 A ZA 805604A ZA 805604 B ZA805604 B ZA 805604B
Authority
ZA
South Africa
Prior art keywords
pcm
pulse
clock pulse
store
operations
Prior art date
Application number
ZA00805604A
Other languages
English (en)
Inventor
R Zeitraeg
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 ZA805604B publication Critical patent/ZA805604B/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q11/00Selecting arrangements for multiplex systems
    • H04Q11/04Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/08Time only switching
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Hardware Design (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Paper (AREA)
  • Meat, Egg Or Seafood Products (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
ZA00805604A 1979-09-12 1980-09-11 Device for interfacing a pcm t.d.m. line to an exchange ZA805604B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2936938A DE2936938C2 (de) 1979-09-12 1979-09-12 Schaltungsanordnung zum Ausgleich der Phasenunterschiede zwischen dem Streckentakt auf einer mit einer PCM-Vermittlungsstelle verbindenden PCM-Zeitmultiplexleitung und dem Amtstakt dieser Vermittlungsstelle

Publications (1)

Publication Number Publication Date
ZA805604B true ZA805604B (en) 1981-09-30

Family

ID=6080719

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00805604A ZA805604B (en) 1979-09-12 1980-09-11 Device for interfacing a pcm t.d.m. line to an exchange

Country Status (7)

Country Link
US (1) US4371962A (fr)
EP (1) EP0025577B1 (fr)
JP (1) JPS5647195A (fr)
AT (1) ATE3099T1 (fr)
DE (1) DE2936938C2 (fr)
FI (1) FI73111C (fr)
ZA (1) ZA805604B (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1151019B (it) * 1980-06-30 1986-12-17 Sits Soc It Telecom Siemens Circuito di temporizzazione per la ricezione di segnali pcm
IT8121477A0 (it) * 1981-04-30 1981-04-30 Italtel Spa Disposizione circuitale atta ad allineare tra loro una pluralita'di fasci pcm coerenti che pervengono ad un nodo di comunicazione.
DE3121774A1 (de) * 1981-05-26 1982-12-16 Deutsche Telephonwerke Und Kabelindustrie Ag, 1000 Berlin Koppelanordnung fuer ein digitales vermittlungssystem
DE3215975C1 (en) * 1982-04-29 1990-12-20 Siemens Ag Multi-channel directional ratio system - combines available channels on transmitting side in digital form in time-multiplexing framework
JPS5913443A (ja) * 1982-07-14 1984-01-24 Fuji Xerox Co Ltd 非同期接続装置
DE3230027A1 (de) * 1982-08-12 1984-02-16 Siemens Ag Synchronisieranordnung
JPS5939192A (ja) * 1982-08-30 1984-03-03 Hitachi Ltd 時分割スイツチの同期回路
US4543652A (en) * 1982-10-04 1985-09-24 Hitachi, Ltd. Time-division switching unit
US5615235A (en) * 1988-06-08 1997-03-25 Fujitsu Limited Signal processing system for use in a digital signal clock changing apparatus
US4931986A (en) * 1989-03-03 1990-06-05 Ncr Corporation Computer system clock generator for generating tuned multiple clock signals
US5452323A (en) * 1993-12-06 1995-09-19 Hughes Aircraft Company Simple asynchronous data synchronizer to a faster clock
US5513377A (en) * 1994-06-17 1996-04-30 International Business Machines Corporation Input-output element has self timed interface using a received clock signal to individually phase aligned bits received from a parallel bus
US5522088A (en) * 1994-06-17 1996-05-28 International Business Machines Corporation Shared channel subsystem has a self timed interface using a received clock signal to individually phase align bits received from a parallel bus
US5598442A (en) * 1994-06-17 1997-01-28 International Business Machines Corporation Self-timed parallel inter-system data communication channel
EP0687986A3 (fr) * 1994-06-17 1996-02-14 Ibm Méthode et appareil pour la transmission de données digitales dans des systèmes massivement parallèles
US5832047A (en) * 1994-06-17 1998-11-03 International Business Machines Corporation Self timed interface
US6192482B1 (en) 1994-06-17 2001-02-20 International Business Machines Corporation Self-timed parallel data bus interface to direct storage devices
US5694556A (en) * 1995-06-07 1997-12-02 International Business Machines Corporation Data processing system including buffering mechanism for inbound and outbound reads and posted writes

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH501344A (de) * 1969-07-14 1970-12-31 Standard Telephon & Radio Ag Verfahren zur Durchschaltung von PCM-Kanälen in einer zentralgesteuerten elektronischen Fernmelde-Vermittlungsanlage
DE2641488C2 (de) * 1976-09-15 1978-11-16 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zum Phasenausgleich bei PCM-Vermittlungsstellen
US4158107A (en) * 1978-01-23 1979-06-12 Rockwell International Corporation Integral frame slip circuit
DE2840952A1 (de) * 1978-09-20 1980-04-10 Siemens Ag Schaltungsanordnung zum empfang von digitalen nachrichtensignalen in einer digitalen vermittlungsstelle eines pcm- zeitmultiplexfernmeldenetzes

Also Published As

Publication number Publication date
JPS5647195A (en) 1981-04-28
EP0025577A1 (fr) 1981-03-25
FI73111B (fi) 1987-04-30
US4371962A (en) 1983-02-01
DE2936938A1 (de) 1981-04-02
FI73111C (fi) 1987-08-10
EP0025577B1 (fr) 1983-04-13
FI802850A (fi) 1981-03-13
DE2936938C2 (de) 1987-01-08
ATE3099T1 (de) 1983-04-15
JPS6410159B2 (fr) 1989-02-21

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