JP2001345758A - 光伝送システム及び方法並びに光増幅伝送路 - Google Patents

光伝送システム及び方法並びに光増幅伝送路

Info

Publication number
JP2001345758A
JP2001345758A JP2000162623A JP2000162623A JP2001345758A JP 2001345758 A JP2001345758 A JP 2001345758A JP 2000162623 A JP2000162623 A JP 2000162623A JP 2000162623 A JP2000162623 A JP 2000162623A JP 2001345758 A JP2001345758 A JP 2001345758A
Authority
JP
Japan
Prior art keywords
signal light
signal
optical
wavelength
optical power
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP2000162623A
Other languages
English (en)
Japanese (ja)
Other versions
JP2001345758A5 (enExample
Inventor
Takehiro Tsuritani
剛宏 釣谷
Yuichi Yamada
祐一 山田
Noboru Edakawa
登 枝川
Masatoshi Suzuki
正敏 鈴木
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
KDDI Submarine Cable Systems Inc
KDDI Corp
Original Assignee
KDDI Corp
KDD Submarine Cable System Co Ltd
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 KDDI Corp, KDD Submarine Cable System Co Ltd filed Critical KDDI Corp
Priority to JP2000162623A priority Critical patent/JP2001345758A/ja
Priority to US09/848,606 priority patent/US6744989B2/en
Priority to EP01112403A priority patent/EP1161015A3/en
Publication of JP2001345758A publication Critical patent/JP2001345758A/ja
Publication of JP2001345758A5 publication Critical patent/JP2001345758A5/ja
Pending legal-status Critical Current

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
    • H04B10/29—Repeaters
    • H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
    • H04B10/293—Signal power control
    • H04B10/2933—Signal power control considering the whole optical path
    • H04B10/2935—Signal power control considering the whole optical path with a cascade of amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0221—Power control, e.g. to keep the total optical power constant
    • H04J14/02216—Power control, e.g. to keep the total optical power constant by gain equalization

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
  • Lasers (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
JP2000162623A 2000-05-31 2000-05-31 光伝送システム及び方法並びに光増幅伝送路 Pending JP2001345758A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2000162623A JP2001345758A (ja) 2000-05-31 2000-05-31 光伝送システム及び方法並びに光増幅伝送路
US09/848,606 US6744989B2 (en) 2000-05-31 2001-05-02 Optical transmission system, its method, and optical amplification transmission line
EP01112403A EP1161015A3 (en) 2000-05-31 2001-05-21 Optical transmission system, its method, and optical amplification transmission line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000162623A JP2001345758A (ja) 2000-05-31 2000-05-31 光伝送システム及び方法並びに光増幅伝送路

Publications (2)

Publication Number Publication Date
JP2001345758A true JP2001345758A (ja) 2001-12-14
JP2001345758A5 JP2001345758A5 (enExample) 2007-07-26

Family

ID=18666500

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000162623A Pending JP2001345758A (ja) 2000-05-31 2000-05-31 光伝送システム及び方法並びに光増幅伝送路

Country Status (3)

Country Link
US (1) US6744989B2 (enExample)
EP (1) EP1161015A3 (enExample)
JP (1) JP2001345758A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006033248A (ja) * 2004-07-14 2006-02-02 Fujitsu Ltd 光伝送システム制御方法及び光伝送システム

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6577788B1 (en) * 2001-12-14 2003-06-10 Celion Networks, Inc. Gain equalization system and method
US20070181874A1 (en) * 2004-12-30 2007-08-09 Shiva Prakash Charge transport layers and organic electron devices comprising same
US7732062B1 (en) 2004-12-30 2010-06-08 E. I. Du Pont De Nemours And Company Charge transport layers and organic electron devices comprising same
US7606498B1 (en) * 2005-10-21 2009-10-20 Nortel Networks Limited Carrier recovery in a coherent optical receiver

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10322283A (ja) * 1997-05-21 1998-12-04 Kokusai Denshin Denwa Co Ltd <Kdd> 光ファイバ伝送路
JPH11215068A (ja) * 1998-01-28 1999-08-06 Nec Corp 光利得等化装置及び方法
JP2000151506A (ja) * 1998-11-06 2000-05-30 Kdd Corp Ｗｄｍ光伝送システム及び光伝送路

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2177874C (en) 1995-06-12 2000-06-20 At&T Ipm Corp. Multi-channel optical fiber communication system
JPH10285113A (ja) * 1997-04-07 1998-10-23 Kokusai Denshin Denwa Co Ltd <Kdd> 利得等化装置及び光増幅伝送路
JP3638777B2 (ja) * 1998-02-04 2005-04-13 富士通株式会社 利得等化のための方法並びに該方法の実施に使用する装置及びシステム
BR0008876A (pt) * 1999-03-11 2002-01-15 Pirelli Sbmarine Telecom Syste Sistema de comunicação óptico, e, processo para otimização do desempenho de um sistema de comunicação óptico wdm
US6636666B2 (en) * 2001-05-14 2003-10-21 University Of Iowa Research Foundation Optical power equalizer

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10322283A (ja) * 1997-05-21 1998-12-04 Kokusai Denshin Denwa Co Ltd <Kdd> 光ファイバ伝送路
JPH11215068A (ja) * 1998-01-28 1999-08-06 Nec Corp 光利得等化装置及び方法
JP2000151506A (ja) * 1998-11-06 2000-05-30 Kdd Corp Ｗｄｍ光伝送システム及び光伝送路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006033248A (ja) * 2004-07-14 2006-02-02 Fujitsu Ltd 光伝送システム制御方法及び光伝送システム

Also Published As

Publication number Publication date
EP1161015A3 (en) 2003-05-21
US6744989B2 (en) 2004-06-01
EP1161015A2 (en) 2001-12-05
US20020003647A1 (en) 2002-01-10

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