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DE60320680D1 - Optisches übertragungssystem für mobilfunksignale - Google Patents

Optisches übertragungssystem für mobilfunksignale

Info

Publication number
DE60320680D1
DE60320680D1 DE60320680T DE60320680T DE60320680D1 DE 60320680 D1 DE60320680 D1 DE 60320680D1 DE 60320680 T DE60320680 T DE 60320680T DE 60320680 T DE60320680 T DE 60320680T DE 60320680 D1 DE60320680 D1 DE 60320680D1
Authority
DE
Germany
Prior art keywords
multimode fibre
radio signals
subset
core
transmission
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
DE60320680T
Other languages
English (en)
Other versions
DE60320680T2 (de
Inventor
Alwyn John Seeds
David Wake
Richard Vincent Penty
Matthew Webster
Peter Hartmann
Ian Hugh White
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.)
Cambridge Enterprise Ltd
UCL Business Ltd
Original Assignee
University College London
Cambridge Enterprise 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 University College London, Cambridge Enterprise Ltd filed Critical University College London
Publication of DE60320680D1 publication Critical patent/DE60320680D1/de
Application granted granted Critical
Publication of DE60320680T2 publication Critical patent/DE60320680T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2575—Radio-over-fibre, e.g. radio frequency signal modulated onto an optical carrier
    • 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
    • H04B10/2575—Radio-over-fibre, e.g. radio frequency signal modulated onto an optical carrier
    • H04B10/25752—Optical arrangements for wireless 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
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2581—Multimode transmission

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Optical Couplings Of Light Guides (AREA)
DE60320680T 2002-12-13 2003-12-12 Optisches übertragungssystem für mobilfunksignale Expired - Lifetime DE60320680T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB0229238.1A GB0229238D0 (en) 2002-12-13 2002-12-13 An optical communication system
GB0229238 2002-12-13
PCT/GB2003/005428 WO2004056019A1 (en) 2002-12-13 2003-12-12 An optical communication system for wireless radio signals

Publications (2)

Publication Number Publication Date
DE60320680D1 true DE60320680D1 (de) 2008-06-12
DE60320680T2 DE60320680T2 (de) 2009-06-10

Family

ID=9949734

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60320680T Expired - Lifetime DE60320680T2 (de) 2002-12-13 2003-12-12 Optisches übertragungssystem für mobilfunksignale

Country Status (9)

Country Link
US (1) US20070253714A1 (de)
EP (2) EP1576746B8 (de)
JP (1) JP2006510283A (de)
CN (1) CN100525147C (de)
AT (1) ATE393989T1 (de)
AU (1) AU2003292413A1 (de)
DE (1) DE60320680T2 (de)
GB (1) GB0229238D0 (de)
WO (1) WO2004056019A1 (de)

Families Citing this family (62)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0329908D0 (en) * 2003-12-23 2004-01-28 Univ Cambridge Tech Multiservice optical communication
WO2006100784A1 (ja) * 2005-03-24 2006-09-28 Advantest Corporation 測定装置、図形生成方法、プログラムおよび記録媒体
JP4977409B2 (ja) * 2005-06-27 2012-07-18 パナソニック株式会社 マルチモード光伝送装置、及びマルチモード光伝送システム
US7495560B2 (en) 2006-05-08 2009-02-24 Corning Cable Systems Llc Wireless picocellular RFID systems and methods
US8472767B2 (en) 2006-05-19 2013-06-25 Corning Cable Systems Llc Fiber optic cable and fiber optic cable assembly for wireless access
US20070292136A1 (en) * 2006-06-16 2007-12-20 Michael Sauer Transponder for a radio-over-fiber optical fiber cable
US7627250B2 (en) 2006-08-16 2009-12-01 Corning Cable Systems Llc Radio-over-fiber transponder with a dual-band patch antenna system
US7787823B2 (en) 2006-09-15 2010-08-31 Corning Cable Systems Llc Radio-over-fiber (RoF) optical fiber cable system with transponder diversity and RoF wireless picocellular system using same
US7848654B2 (en) 2006-09-28 2010-12-07 Corning Cable Systems Llc Radio-over-fiber (RoF) wireless picocellular system with combined picocells
US8873585B2 (en) 2006-12-19 2014-10-28 Corning Optical Communications Wireless Ltd Distributed antenna system for MIMO technologies
US8111998B2 (en) 2007-02-06 2012-02-07 Corning Cable Systems Llc Transponder systems and methods for radio-over-fiber (RoF) wireless picocellular systems
US20100054746A1 (en) 2007-07-24 2010-03-04 Eric Raymond Logan Multi-port accumulator for radio-over-fiber (RoF) wireless picocellular systems
US8175459B2 (en) 2007-10-12 2012-05-08 Corning Cable Systems Llc Hybrid wireless/wired RoF transponder and hybrid RoF communication system using same
WO2009081376A2 (en) 2007-12-20 2009-07-02 Mobileaccess Networks Ltd. Extending outdoor location based services and applications into enclosed areas
WO2010090999A1 (en) 2009-02-03 2010-08-12 Corning Cable Systems Llc Optical fiber-based distributed antenna systems, components, and related methods for monitoring and configuring thereof
CN102369678B (zh) 2009-02-03 2015-08-19 康宁光缆系统有限责任公司 基于光纤的分布式天线系统、组件和用于校准基于光纤的分布式天线系统、组件的相关方法
US9673904B2 (en) 2009-02-03 2017-06-06 Corning Optical Communications LLC Optical fiber-based distributed antenna systems, components, and related methods for calibration thereof
US8548330B2 (en) 2009-07-31 2013-10-01 Corning Cable Systems Llc Sectorization in distributed antenna systems, and related components and methods
GB0914926D0 (en) * 2009-08-26 2009-09-30 Secr Defence Hybrid RF reflection measurement system (HRS)
US8280259B2 (en) 2009-11-13 2012-10-02 Corning Cable Systems Llc Radio-over-fiber (RoF) system for protocol-independent wired and/or wireless communication
US8275265B2 (en) 2010-02-15 2012-09-25 Corning Cable Systems Llc Dynamic cell bonding (DCB) for radio-over-fiber (RoF)-based networks and communication systems and related methods
US9525488B2 (en) 2010-05-02 2016-12-20 Corning Optical Communications LLC Digital data services and/or power distribution in optical fiber-based distributed communications systems providing digital data and radio frequency (RF) communications services, and related components and methods
US20110268446A1 (en) 2010-05-02 2011-11-03 Cune William P Providing digital data services in optical fiber-based distributed radio frequency (rf) communications systems, and related components and methods
CN103119865A (zh) 2010-08-16 2013-05-22 康宁光缆系统有限责任公司 支持远程天线单元之间的数字数据信号传播的远程天线集群和相关系统、组件和方法
US9252874B2 (en) 2010-10-13 2016-02-02 Ccs Technology, Inc Power management for remote antenna units in distributed antenna systems
WO2012115843A1 (en) 2011-02-21 2012-08-30 Corning Cable Systems Llc Providing digital data services as electrical signals and radio-frequency (rf) communications over optical fiber in distributed communications systems, and related components and methods
WO2012148940A1 (en) 2011-04-29 2012-11-01 Corning Cable Systems Llc Systems, methods, and devices for increasing radio frequency (rf) power in distributed antenna systems
CN103548290B (zh) 2011-04-29 2016-08-31 康宁光缆系统有限责任公司 判定分布式天线系统中的通信传播延迟及相关组件、系统与方法
EP2832012A1 (de) 2012-03-30 2015-02-04 Corning Optical Communications LLC Reduzierung ortsabhängiger interferenzen in verteilten antennensystemen in einer mimo-konfiguration sowie entsprechende komponenten, systeme und verfahren
EP2842245A1 (de) 2012-04-25 2015-03-04 Corning Optical Communications LLC Verteilte antennensystemarchitekturen
EP2883416A1 (de) 2012-08-07 2015-06-17 Corning Optical Communications Wireless Ltd. Verteilung von zeitlich gemultiplexten (tdm) management-diensten in einem verteilten antennensystem sowie entsprechende komponenten, systeme und verfahren
EP2789107B1 (de) 2012-08-09 2017-02-15 Axell Wireless Ltd. Auf digitale kapazität zentriertes verteiltes antennensystem
US9455784B2 (en) 2012-10-31 2016-09-27 Corning Optical Communications Wireless Ltd Deployable wireless infrastructures and methods of deploying wireless infrastructures
CN105308876B (zh) 2012-11-29 2018-06-22 康宁光电通信有限责任公司 分布式天线系统中的远程单元天线结合
US9647758B2 (en) 2012-11-30 2017-05-09 Corning Optical Communications Wireless Ltd Cabling connectivity monitoring and verification
WO2014199380A1 (en) 2013-06-12 2014-12-18 Corning Optical Communications Wireless, Ltd. Time-division duplexing (tdd) in distributed communications systems, including distributed antenna systems (dass)
CN105452951B (zh) 2013-06-12 2018-10-19 康宁光电通信无线公司 电压控制式光学定向耦合器
US9247543B2 (en) 2013-07-23 2016-01-26 Corning Optical Communications Wireless Ltd Monitoring non-supported wireless spectrum within coverage areas of distributed antenna systems (DASs)
US9661781B2 (en) 2013-07-31 2017-05-23 Corning Optical Communications Wireless Ltd Remote units for distributed communication systems and related installation methods and apparatuses
US9385810B2 (en) 2013-09-30 2016-07-05 Corning Optical Communications Wireless Ltd Connection mapping in distributed communication systems
US9178635B2 (en) 2014-01-03 2015-11-03 Corning Optical Communications Wireless Ltd Separation of communication signal sub-bands in distributed antenna systems (DASs) to reduce interference
US9775123B2 (en) 2014-03-28 2017-09-26 Corning Optical Communications Wireless Ltd. Individualized gain control of uplink paths in remote units in a distributed antenna system (DAS) based on individual remote unit contribution to combined uplink power
US9357551B2 (en) 2014-05-30 2016-05-31 Corning Optical Communications Wireless Ltd Systems and methods for simultaneous sampling of serial digital data streams from multiple analog-to-digital converters (ADCS), including in distributed antenna systems
US9525472B2 (en) 2014-07-30 2016-12-20 Corning Incorporated Reducing location-dependent destructive interference in distributed antenna systems (DASS) operating in multiple-input, multiple-output (MIMO) configuration, and related components, systems, and methods
US9730228B2 (en) 2014-08-29 2017-08-08 Corning Optical Communications Wireless Ltd Individualized gain control of remote uplink band paths in a remote unit in a distributed antenna system (DAS), based on combined uplink power level in the remote unit
US10396917B2 (en) 2014-09-23 2019-08-27 Axell Wireless Ltd. Automatic mapping and handling PIM and other uplink interferences in digital distributed antenna systems
US9602210B2 (en) 2014-09-24 2017-03-21 Corning Optical Communications Wireless Ltd Flexible head-end chassis supporting automatic identification and interconnection of radio interface modules and optical interface modules in an optical fiber-based distributed antenna system (DAS)
US10659163B2 (en) 2014-09-25 2020-05-19 Corning Optical Communications LLC Supporting analog remote antenna units (RAUs) in digital distributed antenna systems (DASs) using analog RAU digital adaptors
US9420542B2 (en) 2014-09-25 2016-08-16 Corning Optical Communications Wireless Ltd System-wide uplink band gain control in a distributed antenna system (DAS), based on per band gain control of remote uplink paths in remote units
WO2016071902A1 (en) 2014-11-03 2016-05-12 Corning Optical Communications Wireless Ltd. Multi-band monopole planar antennas configured to facilitate improved radio frequency (rf) isolation in multiple-input multiple-output (mimo) antenna arrangement
WO2016075696A1 (en) 2014-11-13 2016-05-19 Corning Optical Communications Wireless Ltd. Analog distributed antenna systems (dass) supporting distribution of digital communications signals interfaced from a digital signal source and analog radio frequency (rf) communications signals
US9729267B2 (en) 2014-12-11 2017-08-08 Corning Optical Communications Wireless Ltd Multiplexing two separate optical links with the same wavelength using asymmetric combining and splitting
WO2016098111A1 (en) 2014-12-18 2016-06-23 Corning Optical Communications Wireless Ltd. Digital- analog interface modules (da!ms) for flexibly.distributing digital and/or analog communications signals in wide-area analog distributed antenna systems (dass)
WO2016098109A1 (en) 2014-12-18 2016-06-23 Corning Optical Communications Wireless Ltd. Digital interface modules (dims) for flexibly distributing digital and/or analog communications signals in wide-area analog distributed antenna systems (dass)
US20180007696A1 (en) 2014-12-23 2018-01-04 Axell Wireless Ltd. Harmonizing noise aggregation and noise management in distributed antenna system
US20160249365A1 (en) 2015-02-19 2016-08-25 Corning Optical Communications Wireless Ltd. Offsetting unwanted downlink interference signals in an uplink path in a distributed antenna system (das)
US9681313B2 (en) 2015-04-15 2017-06-13 Corning Optical Communications Wireless Ltd Optimizing remote antenna unit performance using an alternative data channel
US9948349B2 (en) 2015-07-17 2018-04-17 Corning Optical Communications Wireless Ltd IOT automation and data collection system
US10560214B2 (en) 2015-09-28 2020-02-11 Corning Optical Communications LLC Downlink and uplink communication path switching in a time-division duplex (TDD) distributed antenna system (DAS)
US10236924B2 (en) 2016-03-31 2019-03-19 Corning Optical Communications Wireless Ltd Reducing out-of-channel noise in a wireless distribution system (WDS)
CN109873672B (zh) * 2017-12-04 2021-09-03 上海华为技术有限公司 通信系统、充电方法、功率控制方法及相关设备
CN117097353A (zh) * 2022-05-11 2023-11-21 莱特普茵特公司 校正误差矢量幅度测量值

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US722802A (en) * 1902-12-06 1903-03-17 Harold Bouton Stopper for bottles or similar vessels.
JPS61228408A (ja) * 1985-04-02 1986-10-11 Seiko Giken:Kk 光フアイバコネクタ
US5077815A (en) * 1988-09-30 1991-12-31 Fujitsu Limited Apparatus for optically connecting a single-mode optical fiber to a multi-mode optical fiber
US5416862A (en) * 1993-04-07 1995-05-16 At&T Corp. Lightwave transmission system using selected optical modes
US5359447A (en) * 1993-06-25 1994-10-25 Hewlett-Packard Company Optical communication with vertical-cavity surface-emitting laser operating in multiple transverse modes
ES1031655Y (es) 1995-07-12 1996-06-16 Carmen Pries Picardo Carmen Contenedor pinzable para productos a conservar frios o congelados.
GB9605011D0 (en) * 1996-03-08 1996-05-08 Hewlett Packard Co Multimode communications systems
US5872879A (en) * 1996-11-25 1999-02-16 Boston Scientific Corporation Rotatable connecting optical fibers
IL119832A (en) * 1996-12-15 2001-01-11 Foxcom Wireless Ltd Wireless communications systems employing optical fibers
EP0950326A4 (de) * 1996-12-15 2002-03-13 Foxcom Wireless Ltd Drahtlosen kommunikationseinheit und system
GB9709627D0 (en) * 1997-05-13 1997-07-02 Hewlett Packard Co Multimode communications systems
US6510265B1 (en) * 1999-04-21 2003-01-21 Lucent Technologies Inc. High-speed multi mode fiber optic link
US6525853B1 (en) * 1999-09-15 2003-02-25 Lucent Technologies Inc. Laser communication system and method of operation using multiple transmitters and multiple receivers with dispersive multiplexing in multimode fiber
US6501884B1 (en) * 2000-06-30 2002-12-31 Lucent Technologies Inc. Article comprising means for mode-selective launch into a multimode optical fiber, and method for a mode-selective launch
US6925099B2 (en) * 2001-11-01 2005-08-02 Stratos International, Inc. Control of VCSEL emission for better high-speed performance
US7231114B2 (en) * 2003-05-21 2007-06-12 Ocp-Europe, Ltd. Multimode fiber optical fiber transmission system with offset launch single mode long wavelength vertical cavity surface emitting laser transmitter
US6961489B2 (en) * 2003-06-30 2005-11-01 Finisar Corporation High speed optical system
US20050025416A1 (en) * 2003-08-01 2005-02-03 Optium Corporation Optical fiber transmission system with increased effective modal bandwidth transmission

Also Published As

Publication number Publication date
EP1947787A1 (de) 2008-07-23
GB0229238D0 (en) 2003-01-22
EP1576746A1 (de) 2005-09-21
US20070253714A1 (en) 2007-11-01
ATE393989T1 (de) 2008-05-15
CN100525147C (zh) 2009-08-05
JP2006510283A (ja) 2006-03-23
DE60320680T2 (de) 2009-06-10
WO2004056019A1 (en) 2004-07-01
AU2003292413A8 (en) 2004-07-09
CN1723640A (zh) 2006-01-18
EP1576746B8 (de) 2008-09-03
EP1576746B1 (de) 2008-04-30
AU2003292413A1 (en) 2004-07-09

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: UCL BUSINESS PLC, LONDON, GB

8327 Change in the person/name/address of the patent owner

Owner name: CAMBRIDGE ENTERPRISE LTD., CAMBRIDGE, CAMBRIDG, GB

Owner name: UCL BUSINESS PLC, LONDON, GB

8364 No opposition during term of opposition