ZA200106216B - Optical transmission system. - Google Patents

Optical transmission system.

Info

Publication number
ZA200106216B
ZA200106216B ZA200106216A ZA200106216A ZA200106216B ZA 200106216 B ZA200106216 B ZA 200106216B ZA 200106216 A ZA200106216 A ZA 200106216A ZA 200106216 A ZA200106216 A ZA 200106216A ZA 200106216 B ZA200106216 B ZA 200106216B
Authority
ZA
South Africa
Prior art keywords
receiving end
errors
launch power
transmission system
optical transmission
Prior art date
Application number
ZA200106216A
Other languages
English (en)
Inventor
Fabio Cavaliere
Edoardo Mongiardini
Original Assignee
Marconi Comm Spa
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 Marconi Comm Spa filed Critical Marconi Comm Spa
Publication of ZA200106216B publication Critical patent/ZA200106216B/xx

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
    • H04B10/294—Signal power control in a multiwavelength system, e.g. gain equalisation
    • H04B10/296—Transient power control, e.g. due to channel add/drop or rapid fluctuations in the input power

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Lasers (AREA)
ZA200106216A 2000-08-18 2001-07-27 Optical transmission system. ZA200106216B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2000TO000808A IT1320596B1 (it) 2000-08-18 2000-08-18 Sistema di trasmissione ottico.

Publications (1)

Publication Number Publication Date
ZA200106216B true ZA200106216B (en) 2002-01-31

Family

ID=11458004

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200106216A ZA200106216B (en) 2000-08-18 2001-07-27 Optical transmission system.

Country Status (10)

Country Link
US (1) US6657779B2 (de)
EP (1) EP1180861B1 (de)
JP (1) JP2002141868A (de)
AT (1) ATE364264T1 (de)
AU (1) AU6187601A (de)
DE (1) DE60128756T2 (de)
IT (1) IT1320596B1 (de)
NO (1) NO20013999L (de)
RU (1) RU2001123251A (de)
ZA (1) ZA200106216B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6600596B2 (en) 2001-05-09 2003-07-29 Ciena Corporation Method and system for controlling amplifier power in an optical communications network having add/drop capability
WO2002091027A2 (en) * 2001-05-09 2002-11-14 Ciena Corporation Method and system for controlling amplifier power in an optical communications network having add/drop capability
JP2003124881A (ja) * 2001-10-15 2003-04-25 Fujitsu Ltd 光伝送装置および光伝送システム
GB0129716D0 (en) * 2001-12-12 2002-01-30 Marconi Comm Ltd Signal transmission apparatus and method of signal transmission
JP3971935B2 (ja) * 2002-02-12 2007-09-05 株式会社日立コミュニケーションテクノロジー 四光波混合による伝送品質劣化を低減可能な光伝送装置および光伝送システム
JP3934513B2 (ja) * 2002-08-29 2007-06-20 富士通株式会社 非線形劣化を考慮したプリエンファシス制御方法
US7379647B2 (en) * 2005-09-29 2008-05-27 Lucent Technologies Inc. Configuring optical launch powers in optical fiber transmission lines
JP5267899B2 (ja) * 2007-03-28 2013-08-21 日本電気株式会社 波長多重光伝送システム並びに波長多重光伝送方法
JP5396829B2 (ja) * 2008-11-21 2014-01-22 富士通株式会社 分布ラマン増幅器および光通信システム
JP6666645B2 (ja) 2014-05-16 2020-03-18 富士通株式会社 信号光品質測定装置及び方法
EP3376687A1 (de) * 2017-03-17 2018-09-19 Xieon Networks S.à r.l. Bestimmung der kanal-osnr und der kanal-osnr-spanne unter realen netzwerkbedingungen

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2272590B (en) * 1992-11-17 1996-06-19 Northern Telecom Ltd Optical communications system
JPH06318754A (ja) * 1993-05-10 1994-11-15 Matsushita Electric Ind Co Ltd 光ファイバ増幅器および光信号伝送システム
CA2155693C (en) * 1994-08-25 1999-12-14 Daniel A. Fishman Performance monitoring and fault location in optical transmission systems
JPH09247091A (ja) * 1996-03-08 1997-09-19 Fujitsu Ltd 光伝送装置及び光伝送システム
US6069718A (en) * 1997-09-19 2000-05-30 Nortel Networks Corporation Distortion penalty measurement procedure in optical systems using noise loading
DE60022567T2 (de) * 1999-04-01 2006-05-04 Cisco Photonics Italy S.R.L. Verfahren zur Rauschverminderung in in einem optischen Ferntelekommunikationssystem
US6697558B2 (en) * 2000-03-03 2004-02-24 Fitel U.S.A. Corp Raman amplified optical system with reduction of four-wave mixing effects
US6384963B2 (en) * 2000-03-03 2002-05-07 Lucent Technologies Inc. Optical communication system with co-propagating pump radiation for raman amplification
US6643057B2 (en) * 2001-02-26 2003-11-04 Corning Incorporated Optical amplifier with reduced non-linear signal impairments by optimum pumping configuration and method for using same

Also Published As

Publication number Publication date
EP1180861B1 (de) 2007-06-06
EP1180861A3 (de) 2003-12-17
DE60128756D1 (de) 2007-07-19
EP1180861A2 (de) 2002-02-20
US6657779B2 (en) 2003-12-02
DE60128756T2 (de) 2008-01-31
NO20013999L (no) 2002-02-19
US20020044340A1 (en) 2002-04-18
RU2001123251A (ru) 2003-06-27
JP2002141868A (ja) 2002-05-17
AU6187601A (en) 2002-02-21
IT1320596B1 (it) 2003-12-10
ATE364264T1 (de) 2007-06-15
ITTO20000808A0 (it) 2000-08-18
NO20013999D0 (no) 2001-08-16
ITTO20000808A1 (it) 2002-02-18

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