DE69727245D1 - Verfahren und vorrichtung zur gerichteten funkübertragung - Google Patents
Verfahren und vorrichtung zur gerichteten funkübertragungInfo
- Publication number
- DE69727245D1 DE69727245D1 DE69727245T DE69727245T DE69727245D1 DE 69727245 D1 DE69727245 D1 DE 69727245D1 DE 69727245 T DE69727245 T DE 69727245T DE 69727245 T DE69727245 T DE 69727245T DE 69727245 D1 DE69727245 D1 DE 69727245D1
- Authority
- DE
- Germany
- Prior art keywords
- station
- bts4
- parameter
- radio transmission
- signals
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/28—Cell structures using beam steering
-
- 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
- H04B7/0491—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more sectors, i.e. sector diversity
-
- 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
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
-
- 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
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0617—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/EP1997/000665 WO1998036597A1 (en) | 1997-02-13 | 1997-02-13 | Method and apparatus for directional radio communication |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69727245D1 true DE69727245D1 (de) | 2004-02-19 |
DE69727245T2 DE69727245T2 (de) | 2004-11-18 |
Family
ID=8166513
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1997627245 Expired - Lifetime DE69727245T2 (de) | 1997-02-13 | 1997-02-13 | Verfahren und vorrichtung zur gerichteten funkübertragung |
Country Status (9)
Country | Link |
---|---|
US (2) | US6553012B1 (de) |
EP (2) | EP0963669B1 (de) |
JP (2) | JP4121560B2 (de) |
CN (1) | CN1123261C (de) |
AT (1) | ATE258000T1 (de) |
AU (2) | AU742113B2 (de) |
DE (1) | DE69727245T2 (de) |
NO (1) | NO993895L (de) |
WO (2) | WO1998036597A1 (de) |
Families Citing this family (48)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI104865B (fi) | 1998-06-26 | 2000-04-14 | Nokia Networks Oy | Menetelmä ja järjestelmä radioverkkoparametrien hallitsemiseksi |
JP4087023B2 (ja) * | 1998-09-22 | 2008-05-14 | シャープ株式会社 | ミリ波帯信号送受信システムおよびミリ波帯信号送受信システムを具備した家屋 |
CN1140154C (zh) | 1998-11-04 | 2004-02-25 | 诺基亚网络有限公司 | 定向无线通信的方法和装置 |
EP1188336B1 (de) * | 1999-05-01 | 2006-08-16 | Nokia Corporation | Verfahren zur gerichteten funkkommunikation |
JP3213601B2 (ja) * | 1999-05-31 | 2001-10-02 | 三洋電機株式会社 | 無線基地局 |
US6778507B1 (en) * | 1999-09-01 | 2004-08-17 | Qualcomm Incorporated | Method and apparatus for beamforming in a wireless communication system |
DE69938185T2 (de) * | 1999-12-21 | 2009-07-23 | Lucent Technologies Inc. | Eine Methode und ein Apparat zum Betrieb eines zellularen Telekommunikationsystems |
US7965794B2 (en) | 2000-05-05 | 2011-06-21 | Greenwich Technologies Associates | Method and apparatus for broadcasting with spatially diverse signals |
US6823021B1 (en) | 2000-10-27 | 2004-11-23 | Greenwich Technologies Associates | Method and apparatus for space division multiple access receiver |
US6895258B1 (en) * | 2000-08-14 | 2005-05-17 | Kathrein-Werke Kg | Space division multiple access strategy for data service |
SE517244C2 (sv) * | 2000-09-18 | 2002-05-14 | Ericsson Telefon Ab L M | Metod och anordning i ett telekommunikationssystem |
JP3910349B2 (ja) * | 2000-09-19 | 2007-04-25 | 株式会社日立コミュニケーションテクノロジー | 指向性アンテナの制御方法および装置 |
US7110378B2 (en) * | 2000-10-03 | 2006-09-19 | Wisconsin Alumni Research Foundation | Channel aware optimal space-time signaling for wireless communication over wideband multipath channels |
GB0102316D0 (en) * | 2001-01-30 | 2001-03-14 | Koninkl Philips Electronics Nv | Radio communication system |
JP2003018058A (ja) * | 2001-06-29 | 2003-01-17 | Sony Corp | 送信機、その送信方法及び通信システム |
US6965851B2 (en) * | 2001-11-26 | 2005-11-15 | The Boeing Company | Apparatus and method for analyzing performance of a mobile network |
JP4173660B2 (ja) * | 2001-12-12 | 2008-10-29 | 株式会社エヌ・ティ・ティ・ドコモ | 移動通信システム、移動機、及び、移動機の位置推定方法 |
US7043274B2 (en) * | 2002-06-28 | 2006-05-09 | Interdigital Technology Corporation | System for efficiently providing coverage of a sectorized cell for common and dedicated channels utilizing beam forming and sweeping |
US6785559B1 (en) * | 2002-06-28 | 2004-08-31 | Interdigital Technology Corporation | System for efficiently covering a sectorized cell utilizing beam forming and sweeping |
CN101521639A (zh) * | 2003-03-03 | 2009-09-02 | 美商内数位科技公司 | 以降低复杂度滑窗为基础的均衡器 |
US7042967B2 (en) * | 2003-03-03 | 2006-05-09 | Interdigital Technology Corporation | Reduced complexity sliding window based equalizer |
US20040203921A1 (en) * | 2003-03-21 | 2004-10-14 | Nicholas Bromhead | Sub-sector timing advance positions determinations |
US7400692B2 (en) * | 2004-01-14 | 2008-07-15 | Interdigital Technology Corporation | Telescoping window based equalization |
JP4489505B2 (ja) * | 2004-05-12 | 2010-06-23 | 株式会社エヌ・ティ・ティ・ドコモ | ウエイト決定装置及びウエイト決定方法 |
CN1957545A (zh) * | 2004-05-28 | 2007-05-02 | 艾利森电话股份有限公司 | 自适应天线系统中的ta更新 |
US8036676B2 (en) | 2005-02-14 | 2011-10-11 | Mitsubishi Electric Corporation | Frequency sharing method, receiving station and transmitting station |
CN1838653A (zh) * | 2005-03-24 | 2006-09-27 | 松下电器产业株式会社 | 低功耗通信装置、低功耗多天线通信系统及其操作方法 |
US8363577B2 (en) * | 2005-05-13 | 2013-01-29 | Qualcomm Incorporated | Low complexity beamforming for multiple antenna systems |
US7844232B2 (en) * | 2005-05-25 | 2010-11-30 | Research In Motion Limited | Joint space-time optimum filters (JSTOF) with at least one antenna, at least one channel, and joint filter weight and CIR estimation |
CN100544231C (zh) * | 2005-06-08 | 2009-09-23 | 中兴通讯股份有限公司 | 基于软件无线电的智能天线实现方法及智能天线实现系统 |
US7948959B2 (en) * | 2005-10-27 | 2011-05-24 | Qualcomm Incorporated | Linear precoding for time division duplex system |
EP1843485B1 (de) | 2006-03-30 | 2016-06-08 | Sony Deutschland Gmbh | MIMO Raummultiplexsystem mit einer dynamischen Fähigkeit zum selektieren einer Antennenstrahlkombination. |
US8675617B2 (en) * | 2006-06-02 | 2014-03-18 | Interdigital Technology Corporation | Methods for improving wireless communications when interference or signal loss is directional in nature |
JP4592662B2 (ja) * | 2006-09-08 | 2010-12-01 | 三洋電機株式会社 | 無線基地装置、送信電力制御方法、および送信電力制御プログラム |
JP4806449B2 (ja) * | 2006-10-24 | 2011-11-02 | パナソニック株式会社 | 無線通信装置及び無線通信方法 |
US20090017910A1 (en) * | 2007-06-22 | 2009-01-15 | Broadcom Corporation | Position and motion tracking of an object |
US20090002165A1 (en) * | 2007-06-28 | 2009-01-01 | Micron Technology, Inc. | Method and system of determining a location characteristic of a rfid tag |
JP4741612B2 (ja) * | 2008-01-29 | 2011-08-03 | 京セラ株式会社 | アダプティブアレイ基地局 |
JPWO2010013468A1 (ja) * | 2008-07-29 | 2012-01-05 | パナソニック株式会社 | 無線通信基地局装置、無線通信端末装置および巡回遅延設定方法 |
JP5185148B2 (ja) * | 2009-01-23 | 2013-04-17 | 株式会社東芝 | 無線装置およびその方法 |
US8791853B2 (en) * | 2011-04-20 | 2014-07-29 | Rockwell Collins, Inc. | Air-to-ground antenna |
DE112013003099B4 (de) | 2012-06-21 | 2016-09-15 | Cable Television Laboratories Inc. | Effizientes anpassbares Drahtlosnetzsystem mit agiler Strahlformung |
US9769594B2 (en) * | 2015-01-30 | 2017-09-19 | Cassia Networks Inc. | Methods, devices and systems for increasing wireless communication range |
US9936352B2 (en) * | 2015-02-02 | 2018-04-03 | Qualcomm, Incorporated | Techniques for estimating distance between wireless communication devices |
WO2016180435A1 (en) * | 2015-05-08 | 2016-11-17 | Sony Mobile Communications Inc. | Beamforming control based on monitoring of multiple beams |
US11627474B2 (en) | 2017-01-05 | 2023-04-11 | Nec Corporation | Base station, terminal apparatus, method, program, and recording medium |
US9867190B1 (en) * | 2017-03-09 | 2018-01-09 | Verizon Patent And Licensing Inc. | System and method for signal boost in an LTE network |
WO2019127372A1 (zh) * | 2017-12-29 | 2019-07-04 | Oppo广东移动通信有限公司 | 一种波束选取方法、终端设备及计算机存储介质 |
Family Cites Families (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3200965A1 (de) * | 1982-01-14 | 1983-07-21 | Siemens AG, 1000 Berlin und 8000 München | Nachbarfunkzellen-organisationskanal-verweissystem |
US4901085A (en) * | 1988-09-23 | 1990-02-13 | Spar Aerospace Limited | Divided LLBFN/HMPA transmitted architecture |
US5504936A (en) * | 1991-04-02 | 1996-04-02 | Airtouch Communications Of California | Microcells for digital cellular telephone systems |
US5515378A (en) * | 1991-12-12 | 1996-05-07 | Arraycomm, Inc. | Spatial division multiple access wireless communication systems |
US6038459A (en) * | 1992-10-19 | 2000-03-14 | Nortel Networks Corporation | Base station antenna arrangement |
EP0647980B1 (de) | 1993-08-12 | 2002-10-16 | Nortel Networks Limited | Antenneneinrichtung für Basisstation |
GB2281011B (en) | 1993-08-12 | 1998-04-08 | Northern Telecom Ltd | Base station antenna arrangement |
GB2281176B (en) | 1993-08-12 | 1998-04-08 | Northern Telecom Ltd | Base station antenna arrangement |
JP2626514B2 (ja) * | 1993-11-08 | 1997-07-02 | 日本電気株式会社 | 基地局送受信装置 |
DE4343765C2 (de) * | 1993-12-21 | 2003-11-13 | Detecon Gmbh | Steuerungssystem für die Funkversorgung in einem zellularen, digitalen Mobilkommunikationssystem |
US5621752A (en) | 1994-06-23 | 1997-04-15 | Qualcomm Incorporated | Adaptive sectorization in a spread spectrum communication system |
FI97926C (fi) | 1994-09-22 | 1997-03-10 | Nokia Telecommunications Oy | Menetelmä lähetystehon säätämiseksi ja solukkoradiojärjestelmä |
US6006069A (en) | 1994-11-28 | 1999-12-21 | Bosch Telecom Gmbh | Point-to-multipoint communications system |
DE19506439A1 (de) | 1995-02-24 | 1996-08-29 | Sel Alcatel Ag | Zuweisung einer Trägerfrequenz in einem SDMA-Funksystem |
FI98172C (fi) * | 1995-05-24 | 1997-04-25 | Nokia Telecommunications Oy | Menetelmä pilottisignaalin lähettämiseksi ja solukkoradiojärjestelmä |
FI105515B (fi) | 1995-05-24 | 2000-08-31 | Nokia Networks Oy | Menetelmä kanavanvaihdon nopeuttamiseksi sekä solukkoradiojärjestelmä |
US5610617A (en) | 1995-07-18 | 1997-03-11 | Lucent Technologies Inc. | Directive beam selectivity for high speed wireless communication networks |
GB9514659D0 (en) | 1995-07-18 | 1995-09-13 | Northern Telecom Ltd | An antenna downlink beamsteering arrangement |
JP3441256B2 (ja) | 1995-09-06 | 2003-08-25 | 株式会社東芝 | 無線通信システム |
US5809422A (en) * | 1996-03-08 | 1998-09-15 | Watkins Johnson Company | Distributed microcellular communications system |
US5884187A (en) | 1996-03-13 | 1999-03-16 | Ziv; Noam A. | Method and apparatus for providing centralized power control administration for a set of base stations |
JP3482810B2 (ja) | 1996-04-18 | 2004-01-06 | 崔 勝元 | 配列アンテナ及びその設計方法と、配列アンテナでの信号処理方法と、それを利用した信号送受信装置及び方法 |
US5856804A (en) | 1996-10-30 | 1999-01-05 | Motorola, Inc. | Method and intelligent digital beam forming system with improved signal quality communications |
US6301238B1 (en) * | 1997-01-28 | 2001-10-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Directional-beam generative apparatus and associated method |
WO1998036596A1 (en) * | 1997-02-13 | 1998-08-20 | Nokia Telecommunications Oy | Method and apparatus for directional radio communication |
US6018643A (en) | 1997-06-03 | 2000-01-25 | Texas Instruments Incorporated | Apparatus and method for adaptively forming an antenna beam pattern in a wireless communication system |
US6185440B1 (en) * | 1997-12-10 | 2001-02-06 | Arraycomm, Inc. | Method for sequentially transmitting a downlink signal from a communication station that has an antenna array to achieve an omnidirectional radiation |
US6097970A (en) | 1997-12-31 | 2000-08-01 | Weblink Wireless, Inc. | Antenna system for narrowband communications systems and method of operation |
US6167036A (en) * | 1998-11-24 | 2000-12-26 | Nortel Networks Limited | Method and apparatus for a sectored cell of a cellular radio communications system |
US6233466B1 (en) | 1998-12-14 | 2001-05-15 | Metawave Communications Corporation | Downlink beamforming using beam sweeping and subscriber feedback |
-
1997
- 1997-02-13 DE DE1997627245 patent/DE69727245T2/de not_active Expired - Lifetime
- 1997-02-13 AT AT97903269T patent/ATE258000T1/de not_active IP Right Cessation
- 1997-02-13 WO PCT/EP1997/000665 patent/WO1998036597A1/en active IP Right Grant
- 1997-02-13 EP EP97903269A patent/EP0963669B1/de not_active Expired - Lifetime
- 1997-02-13 JP JP52913498A patent/JP4121560B2/ja not_active Expired - Fee Related
- 1997-02-13 AU AU17690/97A patent/AU742113B2/en not_active Ceased
- 1997-02-13 US US09/355,137 patent/US6553012B1/en not_active Expired - Fee Related
- 1997-07-21 JP JP53526198A patent/JP2001519978A/ja not_active Ceased
- 1997-07-21 EP EP97938842A patent/EP0965239A1/de not_active Withdrawn
- 1997-07-21 CN CN97181795A patent/CN1123261C/zh not_active Expired - Fee Related
- 1997-07-21 US US09/367,116 patent/US6643526B1/en not_active Expired - Fee Related
- 1997-07-21 WO PCT/EP1997/003917 patent/WO1998036599A1/en not_active Application Discontinuation
- 1997-07-21 AU AU41153/97A patent/AU742496B2/en not_active Ceased
-
1999
- 1999-08-12 NO NO993895A patent/NO993895L/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
US6643526B1 (en) | 2003-11-04 |
NO993895D0 (no) | 1999-08-12 |
AU4115397A (en) | 1998-09-08 |
WO1998036599A1 (en) | 1998-08-20 |
US6553012B1 (en) | 2003-04-22 |
JP2001512631A (ja) | 2001-08-21 |
JP4121560B2 (ja) | 2008-07-23 |
DE69727245T2 (de) | 2004-11-18 |
CN1246259A (zh) | 2000-03-01 |
EP0963669A1 (de) | 1999-12-15 |
JP2001519978A (ja) | 2001-10-23 |
AU1769097A (en) | 1998-09-08 |
AU742496B2 (en) | 2002-01-03 |
CN1123261C (zh) | 2003-10-01 |
AU742113B2 (en) | 2001-12-20 |
WO1998036597A1 (en) | 1998-08-20 |
EP0965239A1 (de) | 1999-12-22 |
NO993895L (no) | 1999-10-12 |
EP0963669B1 (de) | 2004-01-14 |
ATE258000T1 (de) | 2004-01-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |