DE69707133D1 - System und verfahren zur verminderung von rauschen in einer verteilten antennenanordnung - Google Patents

System und verfahren zur verminderung von rauschen in einer verteilten antennenanordnung

Info

Publication number
DE69707133D1
DE69707133D1 DE69707133T DE69707133T DE69707133D1 DE 69707133 D1 DE69707133 D1 DE 69707133D1 DE 69707133 T DE69707133 T DE 69707133T DE 69707133 T DE69707133 T DE 69707133T DE 69707133 D1 DE69707133 D1 DE 69707133D1
Authority
DE
Germany
Prior art keywords
reducing noise
antenna arrangement
distributed antenna
distributed
noise
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
DE69707133T
Other languages
English (en)
Other versions
DE69707133T2 (de
Inventor
Arun Naidu
Jacque Huffman
Larry Eckstein
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.)
Ericsson Inc
Original Assignee
Ericsson Inc
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 Ericsson Inc filed Critical Ericsson Inc
Application granted granted Critical
Publication of DE69707133D1 publication Critical patent/DE69707133D1/de
Publication of DE69707133T2 publication Critical patent/DE69707133T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
DE69707133T 1996-07-18 1997-07-07 System und verfahren zur verminderung von rauschen in einer verteilten antennenanordnung Expired - Lifetime DE69707133T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/683,187 US6128470A (en) 1996-07-18 1996-07-18 System and method for reducing cumulative noise in a distributed antenna network
PCT/US1997/011561 WO1998004054A1 (en) 1996-07-18 1997-07-07 System and method for reducing cumulative noise in a distributed antenna network

Publications (2)

Publication Number Publication Date
DE69707133D1 true DE69707133D1 (de) 2001-11-08
DE69707133T2 DE69707133T2 (de) 2002-03-07

Family

ID=24742916

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69707133T Expired - Lifetime DE69707133T2 (de) 1996-07-18 1997-07-07 System und verfahren zur verminderung von rauschen in einer verteilten antennenanordnung

Country Status (7)

Country Link
US (1) US6128470A (de)
EP (1) EP0913038B1 (de)
CN (1) CN1106724C (de)
AU (1) AU720088B2 (de)
CA (1) CA2259993C (de)
DE (1) DE69707133T2 (de)
WO (1) WO1998004054A1 (de)

Families Citing this family (100)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6233456B1 (en) * 1996-09-27 2001-05-15 Qualcomm Inc. Method and apparatus for adjacent coverage area handoff in communication systems
US6336042B1 (en) * 1998-06-05 2002-01-01 Transcept, Inc. Reverse link antenna diversity in a wireless telephony system
SE515511C2 (sv) * 1999-03-24 2001-08-20 Diator Netcom Consultants Ab Förfarande och anordning vid sändar- och mottagarenhet i mobiltelefonsystem
CN1107358C (zh) * 2000-02-24 2003-04-30 信息产业部电信科学技术研究院 分布式智能天线系统
CN1131653C (zh) * 2000-03-27 2003-12-17 信息产业部电信科学技术研究院 一种码分多址数字移动通信系统的小区初始搜索方法
US6704545B1 (en) 2000-07-19 2004-03-09 Adc Telecommunications, Inc. Point-to-multipoint digital radio frequency transport
DE10047239A1 (de) * 2000-09-23 2002-04-25 Hirschmann Electronics Gmbh Hochfrequenzgerät mit Pegelerfassung zur Störunterdrückung
CA2445442C (en) * 2001-05-02 2013-01-22 Passover, Inc. Multi-band cellular service over catv network
US6683772B2 (en) * 2001-05-15 2004-01-27 William J. Fowler Lightning suppression apparatus for use with coaxial cable and heliaxial cable
US20040037565A1 (en) * 2002-08-22 2004-02-26 Robin Young Transport of signals over an optical fiber using analog RF multiplexing
US8958789B2 (en) 2002-12-03 2015-02-17 Adc Telecommunications, Inc. Distributed digital antenna system
US7103377B2 (en) * 2002-12-03 2006-09-05 Adc Telecommunications, Inc. Small signal threshold and proportional gain distributed digital communications
US7869528B2 (en) * 2003-10-31 2011-01-11 Northrop Grumman Systems Corporation Multi-carrier transceiver assembly
US7783277B2 (en) * 2004-03-24 2010-08-24 Somfy Sas Low power rf control system
IL161869A (en) 2004-05-06 2014-05-28 Serconet Ltd A system and method for carrying a signal originating is wired using wires
US7813451B2 (en) 2006-01-11 2010-10-12 Mobileaccess Networks Ltd. Apparatus and method for frequency shifting of a wireless signal and systems using frequency shifting
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
JP2010517016A (ja) * 2007-01-17 2010-05-20 オムニフェイズ・リサーチ・ラボラトリーズ・インコーポレイテッド 自動雑音測定システム
US20080175175A1 (en) 2007-01-18 2008-07-24 Yair Oren Hybrid Passive Active Broadband Antenna for a Distributed Antenna System
US8111998B2 (en) 2007-02-06 2012-02-07 Corning Cable Systems Llc Transponder systems and methods for radio-over-fiber (RoF) wireless picocellular systems
WO2008103374A2 (en) * 2007-02-19 2008-08-28 Mobile Access Networks Ltd. Method and system for improving uplink performance
US20100054746A1 (en) 2007-07-24 2010-03-04 Eric Raymond Logan Multi-port accumulator for radio-over-fiber (RoF) wireless picocellular systems
US7974244B2 (en) * 2007-08-21 2011-07-05 Adc Telecommunications, Inc. Method and system for reducing uplink noise in wireless communication 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
EP2203799A4 (de) 2007-10-22 2017-05-17 Mobileaccess Networks Ltd. Kommunikationssystem mit leitungen mit niedriger bandbreite
US8195224B2 (en) 2008-05-13 2012-06-05 Corning Mobileaccess Ltd Multiple data services over a distributed antenna system
US8175649B2 (en) 2008-06-20 2012-05-08 Corning Mobileaccess Ltd Method and system for real time control of an active antenna over a distributed antenna system
US8644844B2 (en) 2007-12-20 2014-02-04 Corning Mobileaccess Ltd. Extending outdoor location based services and applications into enclosed areas
US7936698B1 (en) * 2008-05-13 2011-05-03 Sprint Spectrum L.P. System and method for reducing reverse noise rise in wireless communications
US8111959B2 (en) 2008-07-30 2012-02-07 Corning Mobileaccess Ltd Method and system for coupling multimode optical fiber to an optical detector
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
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
AU2010210771B2 (en) 2009-02-03 2015-09-17 Corning Cable Systems Llc Optical fiber-based distributed antenna systems, components, and related methods for calibration thereof
JP5649588B2 (ja) 2009-02-08 2015-01-07 コーニング モバイルアクセス エルティディ． イーサネット信号を搬送するケーブルを用いる通信システム
US9001811B2 (en) 2009-05-19 2015-04-07 Adc Telecommunications, Inc. Method of inserting CDMA beacon pilots in output of distributed remote antenna nodes
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
EP2504922A4 (de) 2009-11-25 2015-07-22 Mobileaccess Networks Ltd Verfahren und system zur integration eines hf-moduls in einen digitalnetzwerk-zugansgpunkt
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
CN102845001B (zh) 2010-03-31 2016-07-06 康宁光缆系统有限责任公司 基于光纤的分布式通信组件及系统中的定位服务以及相关方法
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
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
EP2678972B1 (de) 2011-02-21 2018-09-05 Corning Optical Communications LLC Bereitstellung digitaler datendienste als elektrische signale und hochfrequenz (hf)-kommunikationen über glasfasern in verteilten kommunikationssystemen sowie entsprechende komponenten und verfahren
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
EP2702780A4 (de) 2011-04-29 2014-11-12 Corning Cable Sys Llc Systeme, verfahren und vorrichtungen zur erhöhung einer hochfrequenz (hf)-leistung in verteilten antennensystemen
US8831593B2 (en) 2011-09-15 2014-09-09 Andrew Wireless Systems Gmbh Configuration sub-system for telecommunication systems
WO2013040579A1 (en) 2011-09-16 2013-03-21 Andrew Wireless Systems Gmbh Integrated intermodulation detection sub-system for telecommunications systems
US9312941B2 (en) * 2011-10-14 2016-04-12 Qualcomm Incorporated Base stations and methods for facilitating dynamic simulcasting and de-simulcasting in a distributed antenna system
US9692532B2 (en) * 2012-02-10 2017-06-27 Mediatek Inc. Method and wireless communication device for antenna deployment determination
EP2829152A2 (de) 2012-03-23 2015-01-28 Corning Optical Communications Wireless Ltd. Rfic-chip(s) zur bereitstellung von funktionalitäten eines verteilten antennensystems sowie entsprechende komponenten, systeme und verfahren
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
WO2013181247A1 (en) 2012-05-29 2013-12-05 Corning Cable Systems Llc Ultrasound-based localization of client devices with inertial navigation supplement in distributed communication systems and related devices and methods
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
EP2896146B1 (de) 2012-09-14 2019-11-06 Andrew Wireless Systems GmbH Uplink-pfad-integritätserkennung in verteilten antennensystemen
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
US9158864B2 (en) 2012-12-21 2015-10-13 Corning Optical Communications Wireless Ltd Systems, methods, and devices for documenting a location of installed equipment
EP3008828B1 (de) 2013-06-12 2017-08-09 Corning Optical Communications Wireless Ltd. Zeitduplexierung (tdd) in verteilten kommunikationssystemen, einschliesslich verteilten antennensystemen (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
US9228843B2 (en) * 2013-12-20 2016-01-05 Verizon Patent And Licensing Inc. System and method for providing a dynamic telematics dashboard
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
US9577922B2 (en) 2014-02-18 2017-02-21 Commscope Technologies Llc Selectively combining uplink signals in distributed antenna systems
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)
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
US9184960B1 (en) 2014-09-25 2015-11-10 Corning Optical Communications Wireless Ltd Frequency shifting a communications signal(s) in a multi-frequency distributed antenna system (DAS) to avoid or reduce frequency interference
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
CN108089596B (zh) * 2014-12-15 2020-12-18 深圳市大疆创新科技有限公司 一种飞行器控制方法、装置及飞行器
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)
US10499269B2 (en) 2015-11-12 2019-12-03 Commscope Technologies Llc Systems and methods for assigning controlled nodes to channel interfaces of a controller
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)
US10757623B2 (en) 2018-11-27 2020-08-25 International Business Machines Corporation Cognitive analysis of temporal obstructions

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2142071B2 (de) * 1971-08-21 1979-11-08 Robert Bosch Gmbh, 7000 Stuttgart Sprechfunksystem
US4041397A (en) * 1976-04-28 1977-08-09 The United States Of America As Represented By The Secretary Of The Navy Satellite up link diversity switch
ATE79495T1 (de) * 1986-04-03 1992-08-15 Motorola Inc Ukw-empfaenger mit rauschunterdrueckung beim empfang von signalen mit ''raleigh''¨berblendung.
US5177604A (en) * 1986-05-14 1993-01-05 Radio Telcom & Technology, Inc. Interactive television and data transmission system
US4932049A (en) * 1989-02-06 1990-06-05 Pactel Corporation Cellular telephone system
US5390342A (en) * 1990-03-14 1995-02-14 Pioneer Electronic Corporation Receiver using selective diversity receiving system
US5513176A (en) * 1990-12-07 1996-04-30 Qualcomm Incorporated Dual distributed antenna system
IE70073B1 (en) * 1990-12-14 1996-10-30 Ainsworth Tech Inc Communication system
CA2058737C (en) * 1992-01-03 1997-03-18 Andrew S. Beasley Rf repeater arrangement with improved frequency reuse for wireless telephones
US5377255A (en) * 1992-07-14 1994-12-27 Pcs Microcell International Inc. RF repeaters for time division duplex cordless telephone systems
US5627879A (en) * 1992-09-17 1997-05-06 Adc Telecommunications, Inc. Cellular communications system with centralized base stations and distributed antenna units
US5396541A (en) * 1992-10-23 1995-03-07 At&T Corp. Call handoff in a wireless telephone system
AU672054B2 (en) * 1992-12-30 1996-09-19 Radio Communication Systems Ltd. Bothway RF repeater for personal communications systems
US5634191A (en) * 1994-10-24 1997-05-27 Pcs Microcell International, Inc. Self-adjusting RF repeater arrangements for wireless telephone systems

Also Published As

Publication number Publication date
EP0913038B1 (de) 2001-10-04
CN1106724C (zh) 2003-04-23
AU720088B2 (en) 2000-05-25
CN1230312A (zh) 1999-09-29
DE69707133T2 (de) 2002-03-07
CA2259993A1 (en) 1998-01-29
US6128470A (en) 2000-10-03
WO1998004054A1 (en) 1998-01-29
EP0913038A1 (de) 1999-05-06
CA2259993C (en) 2004-02-24
AU3513697A (en) 1998-02-10

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