IL131173A - Method and apparatus for operation, protection and restoration of heterogeneous optical communication networks - Google Patents

Method and apparatus for operation, protection and restoration of heterogeneous optical communication networks

Info

Publication number
IL131173A
IL131173A IL13117398A IL13117398A IL131173A IL 131173 A IL131173 A IL 131173A IL 13117398 A IL13117398 A IL 13117398A IL 13117398 A IL13117398 A IL 13117398A IL 131173 A IL131173 A IL 131173A
Authority
IL
Israel
Prior art keywords
restoration
protection
optical communication
communication networks
heterogeneous optical
Prior art date
Application number
IL13117398A
Other languages
English (en)
Other versions
IL131173A0 (en
Original Assignee
Oni Systems Corp
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 Oni Systems Corp filed Critical Oni Systems Corp
Publication of IL131173A0 publication Critical patent/IL131173A0/xx
Publication of IL131173A publication Critical patent/IL131173A/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
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0283—WDM ring architectures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0287—Protection in WDM systems
    • H04J14/0289—Optical multiplex section protection
    • H04J14/0291—Shared protection at the optical multiplex section (1:1, n:m)
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/021—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM]
    • H04J14/0212—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM] using optical switches or wavelength selective switches [WSS]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0287—Protection in WDM systems
    • H04J14/0297—Optical equipment protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0037—Operation
    • H04Q2011/0049—Crosstalk reduction; Noise; Power budget
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0079—Operation or maintenance aspects
    • H04Q2011/0081—Fault tolerance; Redundancy; Recovery; Reconfigurability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/009—Topology aspects
    • H04Q2011/0092—Ring

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Small-Scale Networks (AREA)
IL13117398A 1997-02-10 1998-02-09 Method and apparatus for operation, protection and restoration of heterogeneous optical communication networks IL131173A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US3814997P 1997-02-10 1997-02-10
US09/019,347 US5986783A (en) 1997-02-10 1998-02-05 Method and apparatus for operation, protection, and restoration of heterogeneous optical communication networks
PCT/US1998/002515 WO1998047039A2 (fr) 1997-02-10 1998-02-09 Procede et appareil pour l'exploitation, la protection et la restauration de reseaux de telecommunication optique heterogenes

Publications (2)

Publication Number Publication Date
IL131173A0 IL131173A0 (en) 2001-01-28
IL131173A true IL131173A (en) 2003-02-12

Family

ID=26692130

Family Applications (1)

Application Number Title Priority Date Filing Date
IL13117398A IL131173A (en) 1997-02-10 1998-02-09 Method and apparatus for operation, protection and restoration of heterogeneous optical communication networks

Country Status (7)

Country Link
US (1) US5986783A (fr)
EP (1) EP1033003A2 (fr)
JP (1) JP2002510441A (fr)
CN (1) CN1182674C (fr)
CA (1) CA2279240A1 (fr)
IL (1) IL131173A (fr)
WO (1) WO1998047039A2 (fr)

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Also Published As

Publication number Publication date
CN1182674C (zh) 2004-12-29
US5986783A (en) 1999-11-16
JP2002510441A (ja) 2002-04-02
CN1275277A (zh) 2000-11-29
IL131173A0 (en) 2001-01-28
CA2279240A1 (fr) 1998-10-22
WO1998047039A3 (fr) 2000-06-29
EP1033003A2 (fr) 2000-09-06
WO1998047039A2 (fr) 1998-10-22

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