HK136496A - Communications system - Google Patents

Communications system

Info

Publication number
HK136496A
HK136496A HK136496A HK136496A HK136496A HK 136496 A HK136496 A HK 136496A HK 136496 A HK136496 A HK 136496A HK 136496 A HK136496 A HK 136496A HK 136496 A HK136496 A HK 136496A
Authority
HK
Hong Kong
Prior art keywords
communications system
communications
Prior art date
Application number
HK136496A
Other languages
English (en)
Inventor
Andrew James Motley
Anthony Gerard Chadney
Original Assignee
British Telecomm
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10646738&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HK136496(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by British Telecomm filed Critical British Telecomm
Publication of HK136496A publication Critical patent/HK136496A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
    • H04W88/085—Access point devices with remote components
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/16—Performing reselection for specific purposes
    • H04W36/18—Performing reselection for specific purposes for allowing seamless reselection, e.g. soft reselection

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Optical Communication System (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
HK136496A 1988-11-11 1996-07-25 Communications system HK136496A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB888826476A GB8826476D0 (en) 1988-11-11 1988-11-11 Communications system
PCT/GB1989/001341 WO1990005432A1 (en) 1988-11-11 1989-11-10 Communications system

Publications (1)

Publication Number Publication Date
HK136496A true HK136496A (en) 1996-08-02

Family

ID=10646738

Family Applications (1)

Application Number Title Priority Date Filing Date
HK136496A HK136496A (en) 1988-11-11 1996-07-25 Communications system

Country Status (12)

Country Link
EP (2) EP0444067B2 (xx)
JP (1) JP2956981B2 (xx)
AU (1) AU638426B2 (xx)
CA (1) CA2002295C (xx)
DE (1) DE68914287T3 (xx)
DK (1) DK174713B1 (xx)
ES (1) ES2050815T3 (xx)
FI (1) FI97323C (xx)
GB (1) GB8826476D0 (xx)
HK (1) HK136496A (xx)
NZ (1) NZ231332A (xx)
WO (1) WO1990005432A1 (xx)

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US5666653A (en) * 1990-08-07 1997-09-09 Inventahl Ab Wide area radio communication system and method for communicating in a wide area through a wide area radio communication system
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US5243598A (en) * 1991-04-02 1993-09-07 Pactel Corporation Microcell system in digital cellular
US5504936A (en) * 1991-04-02 1996-04-02 Airtouch Communications Of California Microcells for digital cellular telephone systems
JP2628950B2 (ja) * 1991-10-07 1997-07-09 株式会社日立製作所 携帯電話システムにおける位置登録方法
GB2268653B (en) * 1991-12-16 1995-08-30 Motorola Inc Optical distribution system
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US5627879A (en) 1992-09-17 1997-05-06 Adc Telecommunications, Inc. Cellular communications system with centralized base stations and distributed antenna units
US5519830A (en) * 1993-06-10 1996-05-21 Adc Telecommunications, Inc. Point-to-multipoint performance monitoring and failure isolation system
US5528579A (en) * 1993-06-11 1996-06-18 Adc Telecommunications, Inc. Added bit signalling in a telecommunications system
US5390235A (en) * 1993-06-23 1995-02-14 Pcs Microcell International, Inc. Cordless telephone system and switching control method therefor
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US5408462A (en) * 1993-10-07 1995-04-18 Adc Telecommunications, Inc. Protection switching apparatus and method
US5453737A (en) * 1993-10-08 1995-09-26 Adc Telecommunications, Inc. Control and communications apparatus
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US5519691A (en) * 1994-06-03 1996-05-21 At&T Corp. Arrangement for and method of providing radio frequency access to a switching system
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US5761619A (en) * 1995-03-23 1998-06-02 Telefoanktiebolaget Lm Ericsson Distributed telecommunications system
US5903834A (en) * 1995-10-06 1999-05-11 Telefonaktiebolaget L/M Ericsson Distributed indoor digital multiple-access cellular telephone system
GB2308042B (en) * 1995-12-05 2000-02-16 Motorola Ltd Radio communication system
US6205133B1 (en) 1996-11-25 2001-03-20 Ericsson Inc. Flexible wideband architecture for use in radio communications systems
US5845199A (en) * 1996-12-05 1998-12-01 Ericsson Inc. Simulcasting system with diversity reception
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
US5978117A (en) * 1997-08-29 1999-11-02 Lucent Technologies Inc. Dynamic reconfiguration of a wireless network using flexible wavelenght multiplexing
FR2768288B1 (fr) * 1997-09-08 1999-10-15 Alsthom Cge Alcatel Station de base controlant les communications mises en oeuvre dans une cellule d'un reseau de radio-communication cellulaire et numerique et procede de controle correspondant
AU9166098A (en) * 1997-09-08 1999-03-29 Alcatel Base station controlling communications carried out in a digital and cellular radiocommunication network cell and corresponding control method
DE69831240T2 (de) 1998-10-15 2006-06-01 Lucent Technologies Inc. Rekonfigurierbares faseroptisches Netzwerk für Drahtlose Übertragung
AU2001247819A1 (en) 2000-03-27 2001-10-08 Transcept Opencell, Inc. Multi-protocol distributed wireless system architecture
US6704545B1 (en) 2000-07-19 2004-03-09 Adc Telecommunications, Inc. Point-to-multipoint digital radio frequency transport
GB2368752B (en) * 2000-10-31 2004-06-30 Ip Access Ltd Cellular radio telecommunications systems
CA2450023C (en) * 2001-06-08 2011-04-05 Nextg Networks Network and method for connecting antennas to base stations in a wireless communication network using space diversity
US6826163B2 (en) 2001-06-08 2004-11-30 Nextg Networks Method and apparatus for multiplexing in a wireless communication infrastructure
US6826164B2 (en) 2001-06-08 2004-11-30 Nextg Networks Method and apparatus for multiplexing in a wireless communication infrastructure
US7127175B2 (en) 2001-06-08 2006-10-24 Nextg Networks Method and apparatus for multiplexing in a wireless communication infrastructure
US6865390B2 (en) 2001-06-25 2005-03-08 Lucent Technologies Inc. Cellular communications system featuring a central radio pool/traffic router
US7184728B2 (en) 2002-02-25 2007-02-27 Adc Telecommunications, Inc. Distributed automatic gain control system
JP2003324393A (ja) * 2002-02-26 2003-11-14 Matsushita Electric Ind Co Ltd 双方向光伝送システム並びにそれに用いられる親局及び子局
US8811917B2 (en) 2002-05-01 2014-08-19 Dali Systems Co. Ltd. Digital hybrid mode power amplifier system
US8380143B2 (en) 2002-05-01 2013-02-19 Dali Systems Co. Ltd Power amplifier time-delay invariant predistortion methods and apparatus
US7263293B2 (en) 2002-06-10 2007-08-28 Andrew Corporation Indoor wireless voice and data distribution system
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
US7171244B2 (en) 2002-12-03 2007-01-30 Adc Telecommunications, Inc. Communication system and method with gain control for signals from distributed antennas
US7796554B2 (en) 2004-03-29 2010-09-14 Utstarcom Telecom Co., Ltd. Method for resource management and method for traffic guidance in the multimode radio network
US7787854B2 (en) * 2005-02-01 2010-08-31 Adc Telecommunications, Inc. Scalable distributed radio network
US8149950B2 (en) 2006-12-26 2012-04-03 Dali Systems Co. Ltd. Method and system for baseband predistortion linearization in multi-channel wideband communication systems
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
US20110044693A1 (en) * 2008-01-04 2011-02-24 Bradley George Kelly System and apparatus for providing a high quality of service network connection via plastic optical fiber
US9001811B2 (en) 2009-05-19 2015-04-07 Adc Telecommunications, Inc. Method of inserting CDMA beacon pilots in output of distributed remote antenna nodes
CN107682021B (zh) 2010-08-17 2020-02-18 大力系统有限公司 远程地可重新配置的远程无线电头单元
KR101829517B1 (ko) 2010-09-14 2018-02-14 달리 시스템즈 씨오. 엘티디. 원격으로 재구성가능한 분산 안테나 시스템 및 방법
US20150086209A1 (en) * 2012-04-05 2015-03-26 Telefonaktiebolaget L M Ericsson (Publ) Arrangement in a Mobile Network
WO2015126828A1 (en) 2014-02-18 2015-08-27 Commscope Technologiees Llc Selectively combining uplink signals in distributed antenna systems
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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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3135231A1 (de) * 1981-09-05 1983-04-07 Standard Elektrik Lorenz Ag, 7000 Stuttgart Nachrichtenuebertragungssystem
GB2138652B (en) * 1983-04-23 1986-04-23 Standard Telephones Cables Ltd Distributed pabx
JPS6025347A (ja) * 1983-07-22 1985-02-08 Nippon Telegr & Teleph Corp <Ntt> 無線パケツトアクセス方式
DE3411013A1 (de) * 1984-03-24 1985-09-26 Standard Elektrik Lorenz Ag, 7000 Stuttgart Nachrichtenuebertragungssystem
JPS6032372B2 (ja) * 1984-08-06 1985-07-27 日本電気株式会社 移動通信方式
JPS6212298A (ja) * 1985-07-10 1987-01-21 Hitachi Ltd 移動体通信方式
DE3673631D1 (de) * 1986-02-15 1990-09-27 Ant Nachrichtentech Digitales mobilfunksystem.
AU5990890A (en) * 1989-07-24 1991-01-24 Predrag J.S. Skrbic Fibre-optical broadcasting system

Also Published As

Publication number Publication date
DK174713B1 (da) 2003-09-29
JP2956981B2 (ja) 1999-10-04
DE68914287D1 (de) 1994-05-05
WO1990005432A1 (en) 1990-05-17
DK87991A (da) 1991-05-10
CA2002295C (en) 1996-05-14
EP0444067A1 (en) 1991-09-04
ES2050815T3 (es) 1994-06-01
GB8826476D0 (en) 1988-12-14
EP0444067B1 (en) 1994-03-30
AU4517189A (en) 1990-05-28
AU638426B2 (en) 1993-07-01
EP0368673B1 (en) 1994-03-30
DE68914287T3 (de) 2001-06-21
DE68914287T2 (de) 1994-07-21
JPH04501642A (ja) 1992-03-19
FI912272A0 (fi) 1991-05-10
EP0368673A1 (en) 1990-05-16
CA2002295A1 (en) 1990-05-11
EP0444067B2 (en) 2001-01-24
FI97323C (fi) 1996-11-25
NZ231332A (en) 1992-09-25
DK87991D0 (da) 1991-05-10
FI97323B (fi) 1996-08-15

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Legal Events

Date Code Title Description
AS Change of ownership

Owner name: MICROWAVE PHOTONICS, INC.

Free format text: FORMER OWNER(S): BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY

CHPA Change of a particular in the register (except of change of ownership)
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20041110