JP4063419B2 - 光伝送システム - Google Patents

光伝送システム Download PDF

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Publication number
JP4063419B2
JP4063419B2 JP28431098A JP28431098A JP4063419B2 JP 4063419 B2 JP4063419 B2 JP 4063419B2 JP 28431098 A JP28431098 A JP 28431098A JP 28431098 A JP28431098 A JP 28431098A JP 4063419 B2 JP4063419 B2 JP 4063419B2
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JP
Japan
Prior art keywords
signal
optical
conversion unit
unit
electro
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 - Fee Related
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JP28431098A
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English (en)
Japanese (ja)
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JP2000115837A (ja
JP2000115837A5 (enExample
Inventor
和貴 前田
裕之 笹井
浩一 増田
晋 森倉
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.)
Panasonic Corp
Panasonic Holdings Corp
Original Assignee
Panasonic Corp
Matsushita Electric Industrial 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 Panasonic Corp, Matsushita Electric Industrial Co Ltd filed Critical Panasonic Corp
Priority to JP28431098A priority Critical patent/JP4063419B2/ja
Priority to EP99111994A priority patent/EP0993124B1/en
Priority to DE69938528T priority patent/DE69938528D1/de
Priority to CNB991101545A priority patent/CN1140145C/zh
Priority to US09/343,681 priority patent/US6292673B1/en
Priority to CN200310124558.2A priority patent/CN1291560C/zh
Publication of JP2000115837A publication Critical patent/JP2000115837A/ja
Publication of JP2000115837A5 publication Critical patent/JP2000115837A5/ja
Application granted granted Critical
Publication of JP4063419B2 publication Critical patent/JP4063419B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
JP28431098A 1998-10-06 1998-10-06 光伝送システム Expired - Fee Related JP4063419B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP28431098A JP4063419B2 (ja) 1998-10-06 1998-10-06 光伝送システム
DE69938528T DE69938528D1 (de) 1998-10-06 1999-06-29 Funksignalübertrager in zwei Frequenzbanden mit und ohne Stärkeregelung
EP99111994A EP0993124B1 (en) 1998-10-06 1999-06-29 Radio signal transmitter in two frequency bands with and without power limitation
US09/343,681 US6292673B1 (en) 1998-10-06 1999-06-30 Radio signal transmitter
CNB991101545A CN1140145C (zh) 1998-10-06 1999-06-30 无线电信号发射机
CN200310124558.2A CN1291560C (zh) 1998-10-06 1999-06-30 无线电信号发射机

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP28431098A JP4063419B2 (ja) 1998-10-06 1998-10-06 光伝送システム

Publications (3)

Publication Number Publication Date
JP2000115837A JP2000115837A (ja) 2000-04-21
JP2000115837A5 JP2000115837A5 (enExample) 2005-11-24
JP4063419B2 true JP4063419B2 (ja) 2008-03-19

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ID=17676895

Family Applications (1)

Application Number Title Priority Date Filing Date
JP28431098A Expired - Fee Related JP4063419B2 (ja) 1998-10-06 1998-10-06 光伝送システム

Country Status (5)

Country Link
US (1) US6292673B1 (enExample)
EP (1) EP0993124B1 (enExample)
JP (1) JP4063419B2 (enExample)
CN (2) CN1140145C (enExample)
DE (1) DE69938528D1 (enExample)

Families Citing this family (62)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6763195B1 (en) 2000-01-13 2004-07-13 Lightpointe Communications, Inc. Hybrid wireless optical and radio frequency communication link
US20050149304A1 (en) * 2001-06-27 2005-07-07 Fluidigm Corporation Object oriented microfluidic design method and system
US6778318B2 (en) 2001-06-29 2004-08-17 Hrl Laboratories, Llc Optical-to-wireless WDM converter
US7409159B2 (en) 2001-06-29 2008-08-05 Hrl Laboratories, Llc Wireless wavelength division multiplexed system
KR100438177B1 (ko) * 2001-12-04 2004-07-01 엘지전자 주식회사 억세스 포인트의 신호 처리 장치 및 방법
KR100509687B1 (ko) * 2002-02-15 2005-08-23 주식회사 위다스 옥외형 무선중계기의 절연상태 측정장치 및 그 방법
US20040017785A1 (en) * 2002-07-16 2004-01-29 Zelst Allert Van System for transporting multiple radio frequency signals of a multiple input, multiple output wireless communication system to/from a central processing base station
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
JP4829741B2 (ja) * 2006-09-29 2011-12-07 富士通株式会社 放送波再送信機能を有する張り出し基地局システム
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
AU2010210766A1 (en) 2009-02-03 2011-09-15 Corning Cable Systems Llc Optical fiber-based distributed antenna systems, components, and related methods for monitoring and configuring thereof
WO2010091004A1 (en) 2009-02-03 2010-08-12 Corning Cable Systems Llc Optical fiber-based distributed antenna systems, components, and related methods for calibration thereof
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
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
US8185120B2 (en) 2010-03-26 2012-05-22 Microsoft Corporation Cellular service with improved service availability
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
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
EP2606707A1 (en) 2010-08-16 2013-06-26 Corning Cable Systems LLC Remote antenna clusters and related systems, components, and methods supporting digital data signal propagation between remote antenna units
US9252874B2 (en) 2010-10-13 2016-02-02 Ccs Technology, Inc Power management for remote antenna units in distributed antenna systems
CN203504582U (zh) 2011-02-21 2014-03-26 康宁光缆系统有限责任公司 一种分布式天线系统及用于在其中分配电力的电源装置
CN103609146B (zh) 2011-04-29 2017-05-31 康宁光缆系统有限责任公司 用于增加分布式天线系统中的射频（rf）功率的系统、方法和装置
WO2012148938A1 (en) 2011-04-29 2012-11-01 Corning Cable Systems Llc Determining propagation delay of communications in distributed antenna systems, and related components, systems and methods
EP2832012A1 (en) 2012-03-30 2015-02-04 Corning Optical Communications LLC Reducing location-dependent interference in distributed antenna systems operating in multiple-input, multiple-output (mimo) configuration, and related components, systems, and methods
WO2013162988A1 (en) 2012-04-25 2013-10-31 Corning Cable Systems Llc Distributed antenna system architectures
EP2883416A1 (en) 2012-08-07 2015-06-17 Corning Optical Communications Wireless Ltd. Distribution of time-division multiplexed (tdm) management services in a distributed antenna system, and related components, systems, and methods
US9455784B2 (en) 2012-10-31 2016-09-27 Corning Optical Communications Wireless Ltd Deployable wireless infrastructures and methods of deploying wireless infrastructures
EP2926466A1 (en) 2012-11-29 2015-10-07 Corning Optical Communications LLC HYBRID INTRA-CELL / INTER-CELL REMOTE UNIT ANTENNA BONDING IN MULTIPLE-INPUT, MULTIPLE-OUTPUT (MIMO) DISTRIBUTED ANTENNA SYSTEMS (DASs)
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
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
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)
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)
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)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5321849A (en) * 1991-05-22 1994-06-14 Southwestern Bell Technology Resources, Inc. System for controlling signal level at both ends of a transmission link based on a detected valve
JP2897492B2 (ja) * 1991-10-24 1999-05-31 日本電気株式会社 移動通信装置
JPH0670362A (ja) 1992-08-19 1994-03-11 Matsushita Electric Ind Co Ltd 無線基地局用光伝送装置
EP0674452B1 (en) * 1994-03-24 2002-07-03 Hitachi Kokusai Electric Inc. Repeater for radio paging system
JP2993554B2 (ja) * 1994-05-12 1999-12-20 エヌ・ティ・ティ移動通信網株式会社 送信電力制御法および前記送信電力制御法を用いた通信装置
US5642378A (en) * 1994-11-17 1997-06-24 Denheyer; Brian John Dual mode analog and digital cellular phone
JP2718398B2 (ja) * 1995-06-30 1998-02-25 日本電気株式会社 Ｃｄｍａ基地局送信装置
EP0762674A3 (de) * 1995-09-08 2001-03-21 Siemens Aktiengesellschaft Verfahren und Schaltungsanordnung zum Übertragen von Empfangssignalen von einer Antenne zu einer Basisstation eines Funksystems
US6173162B1 (en) * 1997-06-16 2001-01-09 Telefonaktiebolaget Lm Ericsson (Publ) Multiple code channel power control in a radio communication system

Also Published As

Publication number Publication date
EP0993124A3 (en) 2003-04-02
US6292673B1 (en) 2001-09-18
CN1250325A (zh) 2000-04-12
JP2000115837A (ja) 2000-04-21
EP0993124A2 (en) 2000-04-12
EP0993124B1 (en) 2008-04-16
CN1140145C (zh) 2004-02-25
CN1291560C (zh) 2006-12-20
DE69938528D1 (de) 2008-05-29
CN1510852A (zh) 2004-07-07

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