NO974664L - Optisk multikanalsystem - Google Patents

Optisk multikanalsystem

Info

Publication number
NO974664L
NO974664L NO974664A NO974664A NO974664L NO 974664 L NO974664 L NO 974664L NO 974664 A NO974664 A NO 974664A NO 974664 A NO974664 A NO 974664A NO 974664 L NO974664 L NO 974664L
Authority
NO
Norway
Prior art keywords
channel system
optical multi
optical
channel
Prior art date
Application number
NO974664A
Other languages
English (en)
Norwegian (no)
Other versions
NO974664D0 (no
Inventor
Bengt Johansson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of NO974664D0 publication Critical patent/NO974664D0/no
Publication of NO974664L publication Critical patent/NO974664L/no

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/27—Arrangements for networking
    • H04B10/275—Ring-type networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/27—Arrangements for networking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/25—Arrangements specific to fibre transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • 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)

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computing Systems (AREA)
  • Optical Communication System (AREA)
  • Small-Scale Networks (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
NO974664A 1995-04-13 1997-10-09 Optisk multikanalsystem NO974664L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/421,734 US5680235A (en) 1995-04-13 1995-04-13 Optical multichannel system
PCT/SE1996/000441 WO1996032787A1 (en) 1995-04-13 1996-04-03 Optical multichannel system

Publications (2)

Publication Number Publication Date
NO974664D0 NO974664D0 (no) 1997-10-09
NO974664L true NO974664L (no) 1997-11-25

Family

ID=23671813

Family Applications (1)

Application Number Title Priority Date Filing Date
NO974664A NO974664L (no) 1995-04-13 1997-10-09 Optisk multikanalsystem

Country Status (14)

Country Link
US (1) US5680235A (da)
EP (1) EP0820666B1 (da)
JP (2) JP4043048B2 (da)
KR (1) KR19980703824A (da)
CN (1) CN1084100C (da)
AU (1) AU705856B2 (da)
BR (1) BR9604930A (da)
DE (1) DE69605542T2 (da)
DK (1) DK0820666T3 (da)
ES (1) ES2140839T3 (da)
GR (1) GR3032595T3 (da)
MX (1) MX9707730A (da)
NO (1) NO974664L (da)
WO (1) WO1996032787A1 (da)

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US7283740B2 (en) 2002-05-29 2007-10-16 Fujitsu Limited Optical ring network with optical subnets and method
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US20040045022A1 (en) * 2002-09-03 2004-03-04 Steven Riedl Digital message insertion technique for analog video services
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Also Published As

Publication number Publication date
WO1996032787A1 (en) 1996-10-17
MX9707730A (es) 1997-12-31
JP4043048B2 (ja) 2008-02-06
GR3032595T3 (en) 2000-05-31
US5680235A (en) 1997-10-21
DE69605542D1 (de) 2000-01-13
NO974664D0 (no) 1997-10-09
DK0820666T3 (da) 2000-07-10
AU5351296A (en) 1996-10-30
AU705856B2 (en) 1999-06-03
BR9604930A (pt) 1998-06-09
DE69605542T2 (de) 2000-04-06
JP4336377B2 (ja) 2009-09-30
CN1084100C (zh) 2002-05-01
EP0820666A1 (en) 1998-01-28
CN1186577A (zh) 1998-07-01
EP0820666B1 (en) 1999-12-08
ES2140839T3 (es) 2000-03-01
KR19980703824A (ko) 1998-12-05
JPH11503584A (ja) 1999-03-26
JP2007329968A (ja) 2007-12-20

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