ZA9565B - Telecommunication systems - Google Patents

Telecommunication systems

Info

Publication number
ZA9565B
ZA9565B ZA9565A ZA9565A ZA9565B ZA 9565 B ZA9565 B ZA 9565B ZA 9565 A ZA9565 A ZA 9565A ZA 9565 A ZA9565 A ZA 9565A ZA 9565 B ZA9565 B ZA 9565B
Authority
ZA
South Africa
Prior art keywords
pct
date jul
telecommunication systems
sec
identification data
Prior art date
Application number
ZA9565A
Other languages
English (en)
Inventor
Andrew James Barker
Original Assignee
Plessey Telecomm
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 Plessey Telecomm filed Critical Plessey Telecomm
Publication of ZA9565B publication Critical patent/ZA9565B/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/0428—Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals
    • H04Q11/0478—Provisions for broadband connections
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/08—Intermediate station arrangements, e.g. for branching, for tapping-off
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/24—Time-division multiplex systems in which the allocation is indicated by an address the different channels being transmitted sequentially
    • H04J3/247—ATM or packet multiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/40—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass for recovering from a failure of a protocol instance or entity, e.g. service redundancy protocols, protocol state redundancy or protocol service redirection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0051—Network Node Interface, e.g. tandem connections, transit switching
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0057—Operations, administration and maintenance [OAM]
    • H04J2203/006—Fault tolerance and recovery
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S370/00—Multiplex communications
    • Y10S370/916—Multiplexer/demultiplexer

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Computer Security & Cryptography (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Small-Scale Networks (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Near-Field Transmission Systems (AREA)
  • Exchange Systems With Centralized Control (AREA)
ZA9565A 1994-01-05 1995-01-05 Telecommunication systems ZA9565B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9400057A GB9400057D0 (en) 1994-01-05 1994-01-05 Telecommunications system

Publications (1)

Publication Number Publication Date
ZA9565B true ZA9565B (en) 1996-02-08

Family

ID=10748389

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9565A ZA9565B (en) 1994-01-05 1995-01-05 Telecommunication systems

Country Status (12)

Country Link
US (1) US5905731A (xx)
EP (1) EP0738444B1 (xx)
JP (1) JPH09507357A (xx)
CN (1) CN1080505C (xx)
AT (1) ATE264588T1 (xx)
AU (1) AU686718B2 (xx)
CA (1) CA2180550A1 (xx)
DE (1) DE69532882T2 (xx)
FI (1) FI962752A (xx)
GB (2) GB9400057D0 (xx)
WO (1) WO1995019082A1 (xx)
ZA (1) ZA9565B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6298038B1 (en) * 1997-04-24 2001-10-02 Nortel Networks Limited Transparent transport
JP2000049898A (ja) 1998-07-31 2000-02-18 Sony Computer Entertainment Inc 情報受信装置及び方法、情報受信システム、情報送信装置及び方法、並びに情報送受信システム
US6411412B1 (en) 2000-12-08 2002-06-25 Seneca Networks WDM optical communication network with data bridging plural optical channels between optical waveguides
US6348985B1 (en) 2000-12-08 2002-02-19 Seneca Networks Bidirectional WDM optical communication network with data bridging plural optical channels between bidirectional optical waveguides
JP2012044574A (ja) * 2010-08-23 2012-03-01 Nec Corp 伝送システム

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4742511A (en) * 1985-06-13 1988-05-03 Texas Instruments Incorporated Method and apparatus for routing packets in a multinode computer interconnect network
US4998242A (en) * 1988-12-09 1991-03-05 Transwitch Corp. Virtual tributary cross connect switch and switch network utilizing the same
US4964095A (en) * 1989-05-12 1990-10-16 Alcatel Na, Inc. Data communication bypass apparatus and method
US4999829A (en) * 1989-11-06 1991-03-12 At&T Bell Laboratories Automatic fault recovery in a packet network
US5189410A (en) * 1989-12-28 1993-02-23 Fujitsu Limited Digital cross connect system
JPH03207197A (ja) * 1990-01-09 1991-09-10 Fujitsu Ltd ディジタルクロスコネクト装置
DE69227736T2 (de) * 1991-08-30 1999-04-29 Nec Corp., Tokio/Tokyo Einfügen des "virtueller untergeordneter Pfad ist leer" Signals unter Verwendung des Zeitschlitzvermittlungsverfahrens
US5365518A (en) * 1992-03-02 1994-11-15 Alcatel Network Systems, Inc. Sonet overhead server
US5315594A (en) * 1992-03-02 1994-05-24 Alcatel Network Systems, Inc. Inter-network transport element of sonet overhead
JPH0774749A (ja) * 1993-09-01 1995-03-17 Hitachi Ltd スイッチングシステム
FR2711466B1 (fr) * 1993-10-20 1996-01-26 Tremel Jean Yves Appareil de test de réseau de télécommunication de type ATM et de mesure de performance de connexion ATM.
US5493565A (en) * 1994-08-10 1996-02-20 Dsc Communications Corporation Grooming device for streamlining a plurality of input signal lines into a grouped set of output signals

Also Published As

Publication number Publication date
CN1141704A (zh) 1997-01-29
EP0738444B1 (en) 2004-04-14
GB2285554A (en) 1995-07-12
ATE264588T1 (de) 2004-04-15
WO1995019082A1 (en) 1995-07-13
DE69532882D1 (de) 2004-05-19
CA2180550A1 (en) 1995-07-13
AU1324295A (en) 1995-08-01
CN1080505C (zh) 2002-03-06
US5905731A (en) 1999-05-18
GB2285554B (en) 1998-11-25
DE69532882T2 (de) 2004-08-19
EP0738444A1 (en) 1996-10-23
FI962752A (fi) 1996-08-15
AU686718B2 (en) 1998-02-12
GB9400057D0 (en) 1994-03-02
FI962752A0 (fi) 1996-07-04
GB9500141D0 (en) 1995-03-01
JPH09507357A (ja) 1997-07-22

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