FI912785A - Radio-dataoeverfoeringssystem, speciellt cellulaer-resetelefonsystem. - Google Patents

Radio-dataoeverfoeringssystem, speciellt cellulaer-resetelefonsystem. Download PDF

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Publication number
FI912785A
FI912785A FI912785A FI912785A FI912785A FI 912785 A FI912785 A FI 912785A FI 912785 A FI912785 A FI 912785A FI 912785 A FI912785 A FI 912785A FI 912785 A FI912785 A FI 912785A
Authority
FI
Finland
Prior art keywords
radio
optical
carrier
remote
signal
Prior art date
Application number
FI912785A
Other languages
English (en)
Finnish (fi)
Other versions
FI912785A0 (fi
Inventor
Rolf Heidemann
Original Assignee
Alcatel Nv
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 Alcatel Nv filed Critical Alcatel Nv
Publication of FI912785A0 publication Critical patent/FI912785A0/fi
Publication of FI912785A publication Critical patent/FI912785A/fi

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
    • H04B10/25752—Optical arrangements for wireless networks
    • H04B10/25753—Distribution optical network, e.g. between a base station and a plurality of remote units
    • H04B10/25754—Star network topology

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Prostheses (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Selective Calling Equipment (AREA)
  • Radio Relay Systems (AREA)
FI912785A 1990-06-15 1991-06-10 Radio-dataoeverfoeringssystem, speciellt cellulaer-resetelefonsystem. FI912785A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4019224A DE4019224A1 (de) 1990-06-15 1990-06-15 Funk-nachrichtenuebertragungssystem, insbesondere zellulares mobilfunksystem

Publications (2)

Publication Number Publication Date
FI912785A0 FI912785A0 (fi) 1991-06-10
FI912785A true FI912785A (fi) 1991-12-16

Family

ID=6408505

Family Applications (1)

Application Number Title Priority Date Filing Date
FI912785A FI912785A (fi) 1990-06-15 1991-06-10 Radio-dataoeverfoeringssystem, speciellt cellulaer-resetelefonsystem.

Country Status (12)

Country Link
US (1) US5251053A (zh)
EP (1) EP0461380B1 (zh)
JP (1) JP3115644B2 (zh)
CN (1) CN1057556A (zh)
AT (1) ATE184439T1 (zh)
AU (1) AU644441B2 (zh)
CA (1) CA2044670C (zh)
DE (2) DE4019224A1 (zh)
ES (1) ES2135382T3 (zh)
FI (1) FI912785A (zh)
NO (1) NO912117L (zh)
RU (1) RU2099881C1 (zh)

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DE4438942A1 (de) * 1994-10-31 1996-05-02 Sel Alcatel Ag Optisches Nachrichtenübertragungssystem für Kabelfernsehsignale und für teilnehmerindividuelle Signale
DE4444218A1 (de) * 1994-12-13 1996-06-27 Sel Alcatel Ag Optische Sendeeinrichtung für ein optisches Nachrichtenübertragungssystem in Verbindung mit einem Funksystem
US6043861A (en) * 1995-06-05 2000-03-28 Motorola, Inc. Optical waveguide using cholesteric liquid crystal polymer
DE19531633A1 (de) * 1995-08-28 1997-07-03 Whitaker Corp Optisches Datenkommunikationssystem
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JPH09162810A (ja) * 1995-12-12 1997-06-20 Tokin Corp 光送受信アンテナ装置
US5710651A (en) * 1995-12-13 1998-01-20 California Institute Of Technology Remote millimeter-wave antenna fiber optic communication system using dual optical signal with millimeter-wave beat frequency
US5774789A (en) * 1995-12-14 1998-06-30 Allen Telecom Inc. RF communication signal distribution system and method
US5847853A (en) 1995-12-29 1998-12-08 Micron Technology, Inc. Modulation and demodulation of light to facilitate transmission of information
DE19603295A1 (de) * 1996-01-30 1997-07-31 Siemens Ag Optische Schnittstelle, insbesondere zur Diagnose einer optoelektronischen Kochstellensteuerung
US5880863A (en) * 1996-02-13 1999-03-09 Gte Laboratories Incorporated Reconfigurable ring system for the transport of RF signals over optical fibers
US6525855B1 (en) * 1996-07-19 2003-02-25 British Telecommunications Public Limited Company Telecommunications system simultaneously receiving and modulating an optical signal
US5898906A (en) * 1996-10-29 1999-04-27 Gec Plessey Semiconductors, Inc. System and method for implementing a cellular radio transmitter device
US6049593A (en) * 1997-01-17 2000-04-11 Acampora; Anthony Hybrid universal broadband telecommunications using small radio cells interconnected by free-space optical links
US6112086A (en) * 1997-02-25 2000-08-29 Adc Telecommunications, Inc. Scanning RSSI receiver system using inverse fast fourier transforms for a cellular communications system with centralized base stations and distributed antenna units
DE19716323A1 (de) * 1997-04-18 1998-10-22 Alsthom Cge Alcatel Modulationseinrichtung zur Modulation digitaler Signale
DE19737482A1 (de) 1997-08-28 1999-03-04 Alsthom Cge Alcatel Verfahren zur optischen Übertragung über ein Lichtwellenleiternetz, sowie optisches Übertragungsnetz
US6704545B1 (en) 2000-07-19 2004-03-09 Adc Telecommunications, Inc. Point-to-multipoint digital radio frequency transport
US20020055371A1 (en) * 2000-11-09 2002-05-09 Shlomi Arnon Cellular base station with remote antenna
US20020114038A1 (en) * 2000-11-09 2002-08-22 Shlomi Arnon Optical communication system
GB2370170B (en) * 2000-12-15 2003-01-29 Ntl Group Ltd Signal transmission systems
US20030078052A1 (en) * 2001-05-23 2003-04-24 Celerica, Inc. Method and apparatus for sharing infrastructure between wireless network operators
EP1361683A1 (en) * 2002-02-08 2003-11-12 Motorola, Inc. Optical to radio frequency detector
US7184728B2 (en) 2002-02-25 2007-02-27 Adc Telecommunications, Inc. Distributed automatic gain control system
ES2198206B2 (es) * 2002-04-12 2004-09-16 Telefonica, S.A. Sistema de conexion mediante fibra optica utilizando tecnicas hibridas dwdm/scm entre estaciones base y antenas remotas en un sistema de radiocomunicaciones, asi como metodo de acceso.
US8958789B2 (en) 2002-12-03 2015-02-17 Adc Telecommunications, Inc. Distributed digital antenna system
KR100954263B1 (ko) * 2003-02-28 2010-04-23 도쿠리쯔교세이호진 죠호쯔신겡큐기코 무선 통신 시스템
JP4535423B2 (ja) * 2003-12-25 2010-09-01 日本電信電話株式会社 光送信器及び光−無線融合通信システム
JP3841793B2 (ja) * 2004-02-26 2006-11-01 独立行政法人情報通信研究機構 無線光融合通信システムにおける周波数変換方法及び基地局
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
US7599711B2 (en) * 2006-04-12 2009-10-06 Adc Telecommunications, Inc. Systems and methods for analog transport of RF voice/data communications
US8583100B2 (en) 2007-01-25 2013-11-12 Adc Telecommunications, Inc. Distributed remote base station system
US8737454B2 (en) 2007-01-25 2014-05-27 Adc Telecommunications, Inc. Modular wireless communications platform
WO2009053910A2 (en) 2007-10-22 2009-04-30 Mobileaccess Networks Ltd. Communication system using low bandwidth wires
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
WO2010089719A1 (en) 2009-02-08 2010-08-12 Mobileaccess Networks Ltd. Communication system using cables carrying ethernet signals
US9001811B2 (en) 2009-05-19 2015-04-07 Adc Telecommunications, Inc. Method of inserting CDMA beacon pilots in output of distributed remote antenna nodes
EP2829152A2 (en) 2012-03-23 2015-01-28 Corning Optical Communications Wireless Ltd. Radio-frequency integrated circuit (rfic) chip(s) for providing distributed antenna system functionalities, and related components, systems, and methods
WO2015126828A1 (en) 2014-02-18 2015-08-27 Commscope Technologiees Llc Selectively combining uplink signals in distributed antenna systems
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
FR3030954A1 (fr) * 2014-12-17 2016-06-24 Thales Sa Composant optoelectronique pour generer et rayonner un signal hyperfrequence
US10499269B2 (en) 2015-11-12 2019-12-03 Commscope Technologies Llc Systems and methods for assigning controlled nodes to channel interfaces of a controller

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DE240475C (zh) *
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DE4008165A1 (de) * 1990-02-01 1991-08-08 Standard Elektrik Lorenz Ag Zellulares mobilfunksystem

Also Published As

Publication number Publication date
DE4019224A1 (de) 1991-12-19
EP0461380B1 (de) 1999-09-08
CA2044670A1 (en) 1991-12-16
RU2099881C1 (ru) 1997-12-20
CN1057556A (zh) 1992-01-01
CA2044670C (en) 1998-10-06
NO912117L (no) 1991-12-16
ATE184439T1 (de) 1999-09-15
JP3115644B2 (ja) 2000-12-11
US5251053A (en) 1993-10-05
AU7823691A (en) 1991-12-19
ES2135382T3 (es) 1999-11-01
FI912785A0 (fi) 1991-06-10
AU644441B2 (en) 1993-12-09
EP0461380A3 (en) 1993-10-06
JPH04233339A (ja) 1992-08-21
DE59109149D1 (de) 1999-10-14
NO912117D0 (no) 1991-06-03
EP0461380A2 (de) 1991-12-18

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