CN1214550C - 用于远程站的信号传输设备和方法 - Google Patents
用于远程站的信号传输设备和方法 Download PDFInfo
- Publication number
- CN1214550C CN1214550C CNB011447192A CN01144719A CN1214550C CN 1214550 C CN1214550 C CN 1214550C CN B011447192 A CNB011447192 A CN B011447192A CN 01144719 A CN01144719 A CN 01144719A CN 1214550 C CN1214550 C CN 1214550C
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- China
- Prior art keywords
- signal
- optical
- digital
- quadrature
- phase
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- 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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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
-
- 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
- H04B10/25758—Optical arrangements for wireless networks between a central unit and a single remote unit by means of an optical fibre
- H04B10/25759—Details of the reception of RF signal or the optical conversion before the optical fibre
-
- 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
- H04B10/25753—Distribution optical network, e.g. between a base station and a plurality of remote units
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Optical Communication System (AREA)
Abstract
Description
Claims (17)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020000079995A KR100352852B1 (ko) | 2000-12-22 | 2000-12-22 | 광기지국용 수신신호 전송장치 |
| KR79995/2000 | 2000-12-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1360402A CN1360402A (zh) | 2002-07-24 |
| CN1214550C true CN1214550C (zh) | 2005-08-10 |
Family
ID=19703441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011447192A Expired - Fee Related CN1214550C (zh) | 2000-12-22 | 2001-12-21 | 用于远程站的信号传输设备和方法 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US7450853B2 (zh) |
| KR (1) | KR100352852B1 (zh) |
| CN (1) | CN1214550C (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101394614B (zh) * | 2007-09-18 | 2012-09-05 | 中兴通讯股份有限公司 | 光纤多点连接处理方法和系统 |
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| KR20020055223A (ko) * | 2000-12-28 | 2002-07-08 | 구자홍 | 기지국 사이의 디지털 데이터 전송 장치 |
| KR100428677B1 (ko) * | 2001-08-31 | 2004-04-30 | 엘지전자 주식회사 | 디지털 원격기지국 시스템 |
| US20040198451A1 (en) * | 2002-06-11 | 2004-10-07 | Andrew Corporation | Tower top antenna structure with fiber optic communications link |
| US20040037565A1 (en) * | 2002-08-22 | 2004-02-26 | Robin Young | Transport of signals over an optical fiber using analog RF multiplexing |
| US7113761B2 (en) * | 2003-10-07 | 2006-09-26 | Motorola, Inc. | RF power device with on-chip digital control and optical interface |
| US8677434B2 (en) * | 2003-12-03 | 2014-03-18 | Broadcom Corporation | Method and system for direct digital up-conversion in a cable modem |
| CN1954625A (zh) * | 2004-05-31 | 2007-04-25 | Ut斯达康通讯有限公司 | 集中式基站中连接远端射频单位的结构及其方法 |
| CN101258763B (zh) * | 2006-01-12 | 2011-09-14 | 中兴通讯股份有限公司 | 一种远端射频单元及其环形组网系统 |
| 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 |
| CN101325449B (zh) * | 2007-06-15 | 2012-11-28 | 中兴通讯股份有限公司 | 一种多无线体制iq数据在基带和射频之间传输的方法 |
| 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 |
| CN101453267B (zh) * | 2007-12-05 | 2013-06-26 | 华为技术有限公司 | 一种光接入网数据传输方法、系统及设备 |
| WO2009081376A2 (en) | 2007-12-20 | 2009-07-02 | Mobileaccess Networks Ltd. | Extending outdoor location based services and applications into enclosed areas |
| US20090305689A1 (en) * | 2008-06-10 | 2009-12-10 | Nsoro, Inc. | Load reduction in wireless communication towers |
| JP2012517190A (ja) | 2009-02-03 | 2012-07-26 | コーニング ケーブル システムズ リミテッド ライアビリティ カンパニー | 光ファイバベースの分散型アンテナシステム、構成要素、及びそのモニタリング及び構成のための関連の方法 |
| 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 |
| US8346091B2 (en) * | 2009-04-29 | 2013-01-01 | Andrew Llc | Distributed antenna system for wireless network systems |
| CN102308437B (zh) * | 2009-05-26 | 2013-09-11 | 华为技术有限公司 | 一种天线装置 |
| US9590733B2 (en) | 2009-07-24 | 2017-03-07 | Corning Optical Communications LLC | Location tracking using fiber optic array cables and related systems and methods |
| 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 |
| AU2011232897B2 (en) | 2010-03-31 | 2015-11-05 | Corning Optical Communications LLC | Localization services in optical fiber-based distributed communications components and systems, and related 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 |
| 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 |
| EP2567592A1 (en) * | 2010-05-02 | 2013-03-13 | Corning Cable Systems LLC | Providing digital data services in optical fiber -based distributed radio frequency (rf) communications system |
| US8570914B2 (en) | 2010-08-09 | 2013-10-29 | Corning Cable Systems Llc | Apparatuses, systems, and methods for determining location of a mobile device(s) in a distributed antenna system(s) |
| 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 |
| US9160449B2 (en) | 2010-10-13 | 2015-10-13 | Ccs Technology, Inc. | Local power management for remote antenna units in distributed antenna systems |
| EP2643947B1 (en) | 2010-11-24 | 2018-09-19 | Corning Optical Communications LLC | Power distribution module(s) capable of hot connection and/or disconnection for distributed antenna systems, and related power units, components, and methods |
| US11296504B2 (en) | 2010-11-24 | 2022-04-05 | Corning Optical Communications LLC | Power distribution module(s) capable of hot connection and/or disconnection for wireless communication systems, and related power units, components, and methods |
| EP2678972B1 (en) | 2011-02-21 | 2018-09-05 | Corning Optical Communications 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 |
| EP2702780A4 (en) | 2011-04-29 | 2014-11-12 | Corning Cable Sys Llc | SYSTEMS, METHODS AND DEVICES FOR INCREASING HIGH-FREQUENCY (HF) PERFORMANCE 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 |
| CN102547778B (zh) * | 2012-01-06 | 2014-12-10 | 京信通信系统(中国)有限公司 | 一种扁平化网络架构的无线通信系统、方法及扩展装置 |
| WO2013148986A1 (en) | 2012-03-30 | 2013-10-03 | Corning Cable Systems Llc | Reducing location-dependent interference in distributed antenna systems operating in multiple-input, multiple-output (mimo) configuration, and related components, systems, and methods |
| US9781553B2 (en) | 2012-04-24 | 2017-10-03 | Corning Optical Communications LLC | Location based services in a distributed communication system, and related components and methods |
| WO2013162988A1 (en) | 2012-04-25 | 2013-10-31 | Corning Cable Systems Llc | Distributed antenna system architectures |
| EP2670210B1 (en) * | 2012-06-01 | 2014-09-17 | Ntt Docomo, Inc. | System for implementing a radio over fiber transmission in a passive optical network |
| US9154222B2 (en) | 2012-07-31 | 2015-10-06 | Corning Optical Communications LLC | Cooling system control in distributed antenna systems |
| 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 |
| SE1200578A1 (sv) * | 2012-09-26 | 2014-03-27 | Deltanode Solutions Ab | Distributionsnät för ett distribuerat antennsystem |
| US9455784B2 (en) | 2012-10-31 | 2016-09-27 | Corning Optical Communications Wireless Ltd | Deployable wireless infrastructures and methods of deploying wireless infrastructures |
| US10257056B2 (en) | 2012-11-28 | 2019-04-09 | Corning Optical Communications LLC | Power management for distributed communication systems, and related components, systems, and methods |
| 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 |
| US9158864B2 (en) | 2012-12-21 | 2015-10-13 | Corning Optical Communications Wireless Ltd | Systems, methods, and devices for documenting a location of installed equipment |
| US9497706B2 (en) | 2013-02-20 | 2016-11-15 | Corning Optical Communications Wireless Ltd | Power management in distributed antenna systems (DASs), and related components, systems, and methods |
| CN105027475B (zh) | 2013-03-07 | 2018-04-13 | 瑞典爱立信有限公司 | 用于提供在本地站点的无线电接入的方法和布置 |
| EP3008515A1 (en) | 2013-06-12 | 2016-04-20 | Corning Optical Communications Wireless, Ltd | Voltage controlled optical directional coupler |
| EP3008828B1 (en) | 2013-06-12 | 2017-08-09 | Corning Optical Communications Wireless Ltd. | Time-division duplexing (tdd) in distributed communications systems, including distributed antenna systems (dass) |
| 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 |
| EP3039814B1 (en) | 2013-08-28 | 2018-02-21 | Corning Optical Communications Wireless Ltd. | Power management for distributed communication systems, and related components, systems, and methods |
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| 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) |
| 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 |
| 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 |
| 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 |
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| 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) |
| US9785175B2 (en) | 2015-03-27 | 2017-10-10 | Corning Optical Communications Wireless, Ltd. | Combining power from electrically isolated power paths for powering remote units in a distributed antenna system(s) (DASs) |
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| 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) |
| US9648580B1 (en) | 2016-03-23 | 2017-05-09 | Corning Optical Communications Wireless Ltd | Identifying remote units in a wireless distribution system (WDS) based on assigned unique temporal delay patterns |
| US10236924B2 (en) | 2016-03-31 | 2019-03-19 | Corning Optical Communications Wireless Ltd | Reducing out-of-channel noise in a wireless distribution system (WDS) |
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| CN112929088B (zh) * | 2019-12-06 | 2022-10-28 | 华为技术有限公司 | 中心单元、拉远单元、小站系统及通信方法 |
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| US12107611B2 (en) | 2020-12-11 | 2024-10-01 | Intel Corporation | Receiver with reduced noise figure using split LNA and digital combining |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5067173A (en) * | 1990-12-20 | 1991-11-19 | At&T Bell Laboratories | Microcellular communications system using space diversity reception |
| US5627879A (en) * | 1992-09-17 | 1997-05-06 | Adc Telecommunications, Inc. | Cellular communications system with centralized base stations and distributed antenna units |
| JPH07326932A (ja) * | 1994-05-31 | 1995-12-12 | Toshiba Corp | ディジタル無線機の局部発振回路 |
| GB2298342B (en) * | 1995-02-16 | 1999-04-28 | Roke Manor Research | Apparatus for aquiring code phase lock in direct sequence spread spectrum systems |
| KR970014335A (ko) * | 1995-08-31 | 1997-03-29 | 배순훈 | 위성방송용 수신기 |
| JP3690889B2 (ja) * | 1996-06-10 | 2005-08-31 | 松下電器産業株式会社 | 受信回路 |
| JP2000031854A (ja) * | 1998-04-28 | 2000-01-28 | Kokusai Electric Co Ltd | 無線受信機 |
| KR19990081412A (ko) * | 1998-04-29 | 1999-11-15 | 유태로 | 단일 광케이블을 이용한 광변환 중계장치 및 광신호 전송방법 |
| KR20010000745A (ko) * | 2000-10-17 | 2001-01-05 | 이종훈 | 자연어 검색과 휴먼 검색의 통합 검색 시스템 |
-
2000
- 2000-12-22 KR KR1020000079995A patent/KR100352852B1/ko not_active Expired - Fee Related
-
2001
- 2001-12-21 US US10/023,745 patent/US7450853B2/en not_active Expired - Fee Related
- 2001-12-21 CN CNB011447192A patent/CN1214550C/zh not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101394614B (zh) * | 2007-09-18 | 2012-09-05 | 中兴通讯股份有限公司 | 光纤多点连接处理方法和系统 |
Also Published As
| Publication number | Publication date |
|---|---|
| US7450853B2 (en) | 2008-11-11 |
| KR20020050820A (ko) | 2002-06-28 |
| CN1360402A (zh) | 2002-07-24 |
| US20020080448A1 (en) | 2002-06-27 |
| KR100352852B1 (ko) | 2002-09-16 |
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