DK174713B1 - Kommunikationssystem - Google Patents
Kommunikationssystem Download PDFInfo
- Publication number
- DK174713B1 DK174713B1 DK199100879A DK87991A DK174713B1 DK 174713 B1 DK174713 B1 DK 174713B1 DK 199100879 A DK199100879 A DK 199100879A DK 87991 A DK87991 A DK 87991A DK 174713 B1 DK174713 B1 DK 174713B1
- Authority
- DK
- Denmark
- Prior art keywords
- radio
- signals
- fiber optic
- optical
- transceivers
- Prior art date
Links
- 238000004891 communication Methods 0.000 title claims description 23
- 230000003287 optical effect Effects 0.000 claims description 62
- 239000011159 matrix material Substances 0.000 claims description 29
- 239000000969 carrier Substances 0.000 claims description 22
- 239000000835 fiber Substances 0.000 claims description 22
- 230000001012 protector Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000001413 cellular effect Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8826476 | 1988-11-11 | ||
GB888826476A GB8826476D0 (en) | 1988-11-11 | 1988-11-11 | Communications system |
PCT/GB1989/001341 WO1990005432A1 (en) | 1988-11-11 | 1989-11-10 | Communications system |
GB8901341 | 1989-11-10 |
Publications (3)
Publication Number | Publication Date |
---|---|
DK87991A DK87991A (da) | 1991-05-10 |
DK87991D0 DK87991D0 (da) | 1991-05-10 |
DK174713B1 true DK174713B1 (da) | 2003-09-29 |
Family
ID=10646738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK199100879A DK174713B1 (da) | 1988-11-11 | 1991-05-10 | Kommunikationssystem |
Country Status (12)
Country | Link |
---|---|
EP (2) | EP0368673B1 (de) |
JP (1) | JP2956981B2 (de) |
AU (1) | AU638426B2 (de) |
CA (1) | CA2002295C (de) |
DE (1) | DE68914287T3 (de) |
DK (1) | DK174713B1 (de) |
ES (1) | ES2050815T3 (de) |
FI (1) | FI97323C (de) |
GB (1) | GB8826476D0 (de) |
HK (1) | HK136496A (de) |
NZ (1) | NZ231332A (de) |
WO (1) | WO1990005432A1 (de) |
Families Citing this family (66)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2548763B2 (ja) * | 1988-01-25 | 1996-10-30 | 富士通株式会社 | 移動体通信の通話中ゾーン切換え方法と制御交換局 |
CA2008900C (en) * | 1989-04-04 | 1998-01-20 | Ta-Shing Chu | Optical fiber microcellular mobile radio |
NO910261L (no) * | 1990-02-01 | 1991-08-02 | Alcatel Nv | Mobilradiosystem. |
DE4008790A1 (de) * | 1990-03-19 | 1991-09-26 | Albert Peitz | Schaltungsanordnung fuer aus vermittlungsstellen bestehende fernmeldewaehlnetze, vorzugsweise fernsprechwaehlnetze |
JPH03283725A (ja) * | 1990-03-30 | 1991-12-13 | Nippon Telegr & Teleph Corp <Ntt> | 無線通信方式 |
IT1248925B (it) * | 1990-05-31 | 1995-02-11 | Sirti Spa | Ripetitore per telecomunicazioni,in particolare per radiotelefonia |
DE4019224A1 (de) * | 1990-06-15 | 1991-12-19 | Standard Elektrik Lorenz Ag | Funk-nachrichtenuebertragungssystem, insbesondere zellulares mobilfunksystem |
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 |
EP0543857B1 (de) * | 1990-08-07 | 1996-12-11 | Inventahl Ab | Modulares funkkommunikationssystem |
CA2051496C (en) * | 1990-09-17 | 1996-05-07 | Katsumi Emura | Mobile communication system |
US5504936A (en) * | 1991-04-02 | 1996-04-02 | Airtouch Communications Of California | Microcells for digital cellular telephone systems |
US5243598A (en) * | 1991-04-02 | 1993-09-07 | Pactel Corporation | Microcell system in digital cellular |
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 |
WO1993012596A1 (en) * | 1991-12-16 | 1993-06-24 | Motorola, Inc. | Optical distribution system |
US5528665A (en) * | 1991-12-31 | 1996-06-18 | Peitz Gmbh | Telephone exchange apparatus for both mobile and stationary stations, in which all communication channel pairs are assignable for all stations |
DE4143266C1 (de) * | 1991-12-31 | 1993-08-05 | Peitz Gmbh, 8000 Muenchen, De | |
SE9200283D0 (sv) * | 1992-02-03 | 1992-02-03 | Peter Aahl | Dynamisk varierbar radiostation-dvr |
US5303287A (en) * | 1992-08-13 | 1994-04-12 | Hughes Aircraft Company | Integrated personal/cellular communications system architecture |
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 |
GB9316951D0 (en) * | 1993-08-14 | 1993-09-29 | Macnamee Robert J G | Radio communication systems |
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 |
US5758287A (en) * | 1994-05-20 | 1998-05-26 | Airtouch Communications, Inc. | Hub and remote cellular telephone system |
US5519691A (en) * | 1994-06-03 | 1996-05-21 | At&T Corp. | Arrangement for and method of providing radio frequency access to a switching system |
DE4424016A1 (de) * | 1994-07-08 | 1996-01-18 | Ant Nachrichtentech | Basisstationssystem für ein digitales zellulares Mobilfunknetz |
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 |
WO1999013672A1 (fr) * | 1997-09-08 | 1999-03-18 | 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 |
DE69831240T2 (de) | 1998-10-15 | 2006-06-01 | Lucent Technologies Inc. | Rekonfigurierbares faseroptisches Netzwerk für Drahtlose Übertragung |
EP2094058B1 (de) | 2000-03-27 | 2013-01-16 | LGC Wireless, LLC | Verteilungssystem für ein Funkfrequenzsignal |
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 |
GB2377591B (en) * | 2001-06-08 | 2003-07-30 | 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 |
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 |
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 |
US8380143B2 (en) | 2002-05-01 | 2013-02-19 | Dali Systems Co. Ltd | Power amplifier time-delay invariant predistortion methods and apparatus |
US8811917B2 (en) | 2002-05-01 | 2014-08-19 | Dali Systems Co. Ltd. | Digital hybrid mode power amplifier system |
US7263293B2 (en) | 2002-06-10 | 2007-08-28 | Andrew Corporation | Indoor wireless voice and data distribution system |
US7171244B2 (en) | 2002-12-03 | 2007-01-30 | Adc Telecommunications, Inc. | Communication system and method with gain control for signals from distributed antennas |
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 |
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 |
CN104202279A (zh) | 2006-12-26 | 2014-12-10 | 大力系统有限公司 | 用于多信道宽带通信系统中的基带预失真线性化的方法和系统 |
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 |
US8682338B2 (en) | 2010-09-14 | 2014-03-25 | Dali Systems Co., Ltd. | Remotely reconfigurable distributed antenna system and methods |
CN103180844B (zh) | 2010-08-17 | 2017-10-03 | 大力系统有限公司 | 用于分布式天线系统的中性主机架构 |
WO2013151472A1 (en) * | 2012-04-05 | 2013-10-10 | Telefonaktiebolaget Lm 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 |
Family Cites Families (8)
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 |
-
1988
- 1988-11-11 GB GB888826476A patent/GB8826476D0/en active Pending
-
1989
- 1989-11-06 CA CA002002295A patent/CA2002295C/en not_active Expired - Lifetime
- 1989-11-09 NZ NZ231332A patent/NZ231332A/en unknown
- 1989-11-10 EP EP89311656A patent/EP0368673B1/de not_active Expired - Lifetime
- 1989-11-10 EP EP89912477A patent/EP0444067B2/de not_active Expired - Lifetime
- 1989-11-10 WO PCT/GB1989/001341 patent/WO1990005432A1/en active IP Right Grant
- 1989-11-10 DE DE68914287T patent/DE68914287T3/de not_active Expired - Lifetime
- 1989-11-10 AU AU45171/89A patent/AU638426B2/en not_active Ceased
- 1989-11-10 JP JP1511699A patent/JP2956981B2/ja not_active Expired - Lifetime
- 1989-11-10 ES ES89311656T patent/ES2050815T3/es not_active Expired - Lifetime
-
1991
- 1991-05-10 DK DK199100879A patent/DK174713B1/da not_active IP Right Cessation
- 1991-05-10 FI FI912272A patent/FI97323C/fi not_active IP Right Cessation
-
1996
- 1996-07-25 HK HK136496A patent/HK136496A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE68914287D1 (de) | 1994-05-05 |
CA2002295C (en) | 1996-05-14 |
JP2956981B2 (ja) | 1999-10-04 |
EP0444067B1 (de) | 1994-03-30 |
DK87991A (da) | 1991-05-10 |
FI97323B (fi) | 1996-08-15 |
HK136496A (en) | 1996-08-02 |
ES2050815T3 (es) | 1994-06-01 |
JPH04501642A (ja) | 1992-03-19 |
DE68914287T3 (de) | 2001-06-21 |
CA2002295A1 (en) | 1990-05-11 |
AU4517189A (en) | 1990-05-28 |
NZ231332A (en) | 1992-09-25 |
AU638426B2 (en) | 1993-07-01 |
EP0444067A1 (de) | 1991-09-04 |
GB8826476D0 (en) | 1988-12-14 |
FI97323C (fi) | 1996-11-25 |
EP0368673A1 (de) | 1990-05-16 |
DE68914287T2 (de) | 1994-07-21 |
EP0368673B1 (de) | 1994-03-30 |
EP0444067B2 (de) | 2001-01-24 |
FI912272A0 (fi) | 1991-05-10 |
WO1990005432A1 (en) | 1990-05-17 |
DK87991D0 (da) | 1991-05-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DK174713B1 (da) | Kommunikationssystem | |
US5682256A (en) | Communications system | |
EP1807939B1 (de) | Kommunikationssystem und -verfahren | |
EP1250018B1 (de) | Drahtloses basisstationsnetzsystem, steuerungsstation, basisstationsvermittlungsverfahren, signalverarbeitungsverfahren sowie weiterreichungssteuerverfahren | |
EP1392065B1 (de) | Fernmeldevermittlungssystem mit verteilter Steuerung | |
US6674966B1 (en) | Re-configurable fibre wireless network | |
RU96109377A (ru) | Распределенная коммутационная система связи | |
US5920410A (en) | Access network | |
CA2450023A1 (en) | Network and method for connecting antennas to base stations in a wireless communication network using space diversity | |
CN104618205B (zh) | 一种室内固网接入和移动通信信号覆盖综合系统 | |
CA2042952A1 (fr) | Reseau de commutation a trajets multiples et a auto-acheminement pour la commutation de cellules a multiplexage temporel asynchrone avec signalisation de disponibilite | |
WO1986005649A1 (en) | Optical networks | |
US5479287A (en) | Switchable optical network with improved transmission ability | |
KUMOZAKI | A fiber-optic passive double star network for microcellular radio communication systems applications | |
JP2001320348A (ja) | 移動通信用基地局ネットワーク及び前記ネットワークにおける基地局切換え方法 | |
Galvé et al. | Space-division multiplexing for the next generation of fiber-wireless access networks | |
PL182153B1 (en) | Subscriber connection network for connecting subscribbers to a data transmission exchange using a radio transmission system | |
Bannister | Optical Tree Topologies: Access Control and Wavelength Assignment | |
KR20010047503A (ko) | 코드분할 다중접속 2000 시스템에서 비동기 전송모드다중화기를 이용한 망 구성 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed |
Country of ref document: DK |