DE60039057D1 - Optische verbindungsleistungsüberwachungssystem in einer hybridfaser/coaxstrecke - Google Patents

Optische verbindungsleistungsüberwachungssystem in einer hybridfaser/coaxstrecke

Info

Publication number
DE60039057D1
DE60039057D1 DE60039057T DE60039057T DE60039057D1 DE 60039057 D1 DE60039057 D1 DE 60039057D1 DE 60039057 T DE60039057 T DE 60039057T DE 60039057 T DE60039057 T DE 60039057T DE 60039057 D1 DE60039057 D1 DE 60039057D1
Authority
DE
Germany
Prior art keywords
coax
track
monitoring system
power monitoring
optical connection
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.)
Expired - Lifetime
Application number
DE60039057T
Other languages
English (en)
Inventor
Forrest M Farhan
Micheal J Labiche
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.)
Scientific Atlanta LLC
Original Assignee
Scientific Atlanta LLC
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 Scientific Atlanta LLC filed Critical Scientific Atlanta LLC
Application granted granted Critical
Publication of DE60039057D1 publication Critical patent/DE60039057D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/24—Testing correct operation
    • H04L1/242—Testing correct operation by comparing a transmitted test signal with a locally generated replica
    • 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
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
    • H04B10/0795—Performance monitoring; Measurement of transmission parameters
    • 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
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
    • H04B10/0795—Performance monitoring; Measurement of transmission parameters
    • H04B10/07953—Monitoring or measuring OSNR, BER or Q
DE60039057T 1999-09-24 2000-09-18 Optische verbindungsleistungsüberwachungssystem in einer hybridfaser/coaxstrecke Expired - Lifetime DE60039057D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/406,281 US6498663B1 (en) 1999-09-24 1999-09-24 Methods and systems for detecting optical link performance of an optical link in a hybrid fiber coaxial path
PCT/US2000/025586 WO2001024413A1 (en) 1999-09-24 2000-09-18 Optical link performance monitoring system in a hybrid fibre coaxial path

Publications (1)

Publication Number Publication Date
DE60039057D1 true DE60039057D1 (de) 2008-07-10

Family

ID=23607294

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60039057T Expired - Lifetime DE60039057D1 (de) 1999-09-24 2000-09-18 Optische verbindungsleistungsüberwachungssystem in einer hybridfaser/coaxstrecke

Country Status (5)

Country Link
US (1) US6498663B1 (de)
EP (1) EP1214804B1 (de)
BR (1) BR0014035A (de)
DE (1) DE60039057D1 (de)
WO (1) WO2001024413A1 (de)

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JP2003526254A (ja) * 2000-02-29 2003-09-02 ジェネラル・インストルメント・コーポレーション ケーブルテレビネットワーク性能を向上させるデジタル処理装置
US6801679B2 (en) * 2001-11-23 2004-10-05 Seungug Koh Multifunctional intelligent optical modules based on planar lightwave circuits
US7394981B2 (en) * 2002-03-28 2008-07-01 Manifold Robert H Optical communication management systems
US20040103440A1 (en) * 2002-11-25 2004-05-27 General Instrument Corporation Transmitter in a digital return link for use in an HFC network
CA2646281C (en) * 2006-03-24 2015-02-17 General Instrument Corporation Method and apparatus for configuring logical channels in a network
US9088355B2 (en) * 2006-03-24 2015-07-21 Arris Technology, Inc. Method and apparatus for determining the dynamic range of an optical link in an HFC network
US8537972B2 (en) * 2006-12-07 2013-09-17 General Instrument Corporation Method and apparatus for determining micro-reflections in a network
US8649679B2 (en) * 2008-12-15 2014-02-11 At&T Intellectual Property I, L.P. Management system for GPON based services
US8516532B2 (en) 2009-07-28 2013-08-20 Motorola Mobility Llc IP video delivery using flexible channel bonding
US8526485B2 (en) * 2009-09-23 2013-09-03 General Instrument Corporation Using equalization coefficients of end devices in a cable television network to determine and diagnose impairments in upstream channels
US8654640B2 (en) 2010-12-08 2014-02-18 General Instrument Corporation System and method for IP video delivery using distributed flexible channel bonding
US8937992B2 (en) 2011-08-30 2015-01-20 General Instrument Corporation Method and apparatus for updating equalization coefficients of adaptive pre-equalizers
US8576705B2 (en) 2011-11-18 2013-11-05 General Instrument Corporation Upstream channel bonding partial service using spectrum management
US9113181B2 (en) 2011-12-13 2015-08-18 Arris Technology, Inc. Dynamic channel bonding partial service triggering
US8867371B2 (en) 2012-04-27 2014-10-21 Motorola Mobility Llc Estimating physical locations of network faults
US8837302B2 (en) 2012-04-27 2014-09-16 Motorola Mobility Llc Mapping a network fault
US9003460B2 (en) 2012-04-27 2015-04-07 Google Technology Holdings LLC Network monitoring with estimation of network path to network element location
US8868736B2 (en) 2012-04-27 2014-10-21 Motorola Mobility Llc Estimating a severity level of a network fault
US9065731B2 (en) 2012-05-01 2015-06-23 Arris Technology, Inc. Ensure upstream channel quality measurement stability in an upstream channel bonding system using T4 timeout multiplier
US9136943B2 (en) 2012-07-30 2015-09-15 Arris Technology, Inc. Method of characterizing impairments detected by equalization on a channel of a network
US9137164B2 (en) 2012-11-15 2015-09-15 Arris Technology, Inc. Upstream receiver integrity assessment for modem registration
US9203639B2 (en) 2012-12-27 2015-12-01 Arris Technology, Inc. Dynamic load balancing under partial service conditions
US9197886B2 (en) 2013-03-13 2015-11-24 Arris Enterprises, Inc. Detecting plant degradation using peer-comparison
US10477199B2 (en) 2013-03-15 2019-11-12 Arris Enterprises Llc Method for identifying and prioritizing fault location in a cable plant
US9042236B2 (en) 2013-03-15 2015-05-26 Arris Technology, Inc. Method using equalization data to determine defects in a cable plant
US9025469B2 (en) 2013-03-15 2015-05-05 Arris Technology, Inc. Method for estimating cable plant topology

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Publication number Priority date Publication date Assignee Title
US4486739A (en) 1982-06-30 1984-12-04 International Business Machines Corporation Byte oriented DC balanced (0,4) 8B/10B partitioned block transmission code
JPS63136736A (ja) 1986-11-27 1988-06-08 Nec Corp 光伝送方式
ATE80254T1 (de) 1988-03-22 1992-09-15 Siemens Ag Ueberwachung in glasfaser-duplex¨bertragungssystemen.
JPH03153143A (ja) 1989-11-10 1991-07-01 Furukawa Electric Co Ltd:The 伝送路監視方法
DE4323147A1 (de) 1993-07-10 1995-01-12 Sel Alcatel Ag Kabelfernseh-Verteilnetz mit Abruf-Videosignal-Übertragung
JPH07254890A (ja) * 1994-03-16 1995-10-03 Fujitsu Ltd 光双方向伝送制御方式
CA2155693C (en) * 1994-08-25 1999-12-14 Daniel A. Fishman Performance monitoring and fault location in optical transmission systems
JP3661879B2 (ja) 1995-01-31 2005-06-22 ソニー株式会社 画像信号復号化方法及び画像信号復号化装置
JPH0974403A (ja) 1995-09-05 1997-03-18 Fujitsu Ltd 接点情報の主信号重畳転送方式
US6285475B1 (en) * 1995-12-29 2001-09-04 Mci Communications Corporation Method and system for detecting optical faults in a network fiber link
JP2809268B2 (ja) * 1996-02-13 1998-10-08 日本電気株式会社 リンク確立方法及びそれを適用したリンク確立システム
US6373611B1 (en) * 1998-06-22 2002-04-16 Scientific-Atlanta, Inc. Digital optical transmitter
US6215565B1 (en) * 1998-07-27 2001-04-10 Mci Communications Corporation Method of and system for diagnosing optical system failures
US6356374B1 (en) * 1998-10-09 2002-03-12 Scientific-Atlanta, Inc. Digital optical transmitter

Also Published As

Publication number Publication date
EP1214804A1 (de) 2002-06-19
US6498663B1 (en) 2002-12-24
WO2001024413A1 (en) 2001-04-05
BR0014035A (pt) 2002-05-14
EP1214804B1 (de) 2008-05-28

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Representative=s name: TBK-PATENT, 80336 MUENCHEN

8364 No opposition during term of opposition