CN1253436A - 基站装置及无线通信方法 - Google Patents
基站装置及无线通信方法 Download PDFInfo
- Publication number
- CN1253436A CN1253436A CN99123470A CN99123470A CN1253436A CN 1253436 A CN1253436 A CN 1253436A CN 99123470 A CN99123470 A CN 99123470A CN 99123470 A CN99123470 A CN 99123470A CN 1253436 A CN1253436 A CN 1253436A
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- CN
- China
- Prior art keywords
- directivity
- base station
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- 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.)
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Links
- 238000004891 communication Methods 0.000 title claims description 54
- 238000000034 method Methods 0.000 title claims description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 60
- 230000015572 biosynthetic process Effects 0.000 claims description 13
- 230000000052 comparative effect Effects 0.000 claims 1
- 230000003044 adaptive effect Effects 0.000 description 21
- 238000006243 chemical reaction Methods 0.000 description 18
- 238000010586 diagram Methods 0.000 description 17
- 230000010415 tropism Effects 0.000 description 13
- 230000003321 amplification Effects 0.000 description 7
- 238000003199 nucleic acid amplification method Methods 0.000 description 7
- 238000001228 spectrum Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 238000012546 transfer Methods 0.000 description 4
- 238000012372 quality testing Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 238000000205 computational method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 101100493820 Caenorhabditis elegans best-1 gene Proteins 0.000 description 1
- 101100004280 Caenorhabditis elegans best-2 gene Proteins 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Images
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation 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
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/155—Ground-based stations
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Transmission System (AREA)
- Mobile Radio Communication Systems (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP31935498A JP3554207B2 (ja) | 1998-11-10 | 1998-11-10 | 無線通信装置及び無線通信方法 |
JP319354/1998 | 1998-11-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1253436A true CN1253436A (zh) | 2000-05-17 |
CN1180565C CN1180565C (zh) | 2004-12-15 |
Family
ID=18109224
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB991234707A Expired - Fee Related CN1180565C (zh) | 1998-11-10 | 1999-11-09 | 无线通信装置及无线通信方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6721367B1 (zh) |
EP (1) | EP1001557B1 (zh) |
JP (1) | JP3554207B2 (zh) |
KR (1) | KR100443327B1 (zh) |
CN (1) | CN1180565C (zh) |
DE (1) | DE69934957T2 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1326335C (zh) * | 2001-05-15 | 2007-07-11 | 西门子公司 | 蜂窝无线通信系统中的闭环天线分集方法、用户台和基站 |
US8709299B2 (en) | 2009-09-04 | 2014-04-29 | Basf Se | Dye sensitised solar cell |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69912995T2 (de) * | 1999-04-06 | 2004-09-02 | Sanyo Electric Co., Ltd., Moriguchi | Vorrichtung mit adaptiver gruppenantenne |
US7952511B1 (en) | 1999-04-07 | 2011-05-31 | Geer James L | Method and apparatus for the detection of objects using electromagnetic wave attenuation patterns |
FI107671B (fi) | 1999-10-08 | 2001-09-14 | Nokia Mobile Phones Ltd | Menetelmä ja järjestely diversiteettikertoimien muutosten ajoittamiseksi solukkoradiojärjestelmässä |
JP4318389B2 (ja) * | 2000-04-03 | 2009-08-19 | 三洋電機株式会社 | アダプティブアレー装置、無線基地局、携帯電話機 |
FI20001513A (fi) * | 2000-06-26 | 2001-12-27 | Nokia Networks Oy | Menetelmä tiedonsiirron laadun parantamiseksi |
JP2002111564A (ja) * | 2000-09-27 | 2002-04-12 | Matsushita Electric Ind Co Ltd | 基地局装置及び無線送信方法 |
JP3679000B2 (ja) * | 2000-12-21 | 2005-08-03 | 松下電器産業株式会社 | 無線送信装置及び無線送信方法 |
GB2398975B (en) * | 2001-02-01 | 2005-02-23 | Fujitsu Ltd | Communications systems |
ITMI20010615A1 (it) * | 2001-03-23 | 2002-09-23 | Cit Alcatel | Metodo per la selezione del segnale di sincronismo in un combinatore in bande base e relativo combinatore in banda base |
US8031622B2 (en) | 2002-02-19 | 2011-10-04 | Qualcomm, Incorporated | Method and apparatus for receive diversity in a communication system |
US7072628B2 (en) * | 2002-04-05 | 2006-07-04 | Qualcomm, Incorporated | Method and apparatus for determining receive diversity in mobile station |
JP3805297B2 (ja) * | 2002-08-19 | 2006-08-02 | 日本無線株式会社 | アレイ・アンテナシステム |
JP4165238B2 (ja) * | 2003-01-29 | 2008-10-15 | 日本電気株式会社 | パスサーチ回路及びその方法ならびにプログラム |
JPWO2005055466A1 (ja) | 2003-12-01 | 2008-04-17 | 日本電気株式会社 | マルチビーム送受信装置および送受信方法 |
AU2005227313A1 (en) * | 2004-03-19 | 2005-10-06 | Amgen Inc. | Reducing the risk of human and anti-human antibodies through V gene manipulation |
US7826807B2 (en) * | 2005-03-09 | 2010-11-02 | Qualcomm Incorporated | Methods and apparatus for antenna control in a wireless terminal |
DE112008001354B4 (de) | 2007-05-29 | 2016-06-16 | Mitsubishi Electric Corp. | Digitale Rundfunkempfangsvorrichtung |
EP2112775B1 (en) * | 2008-04-25 | 2018-06-06 | Telefonaktiebolaget LM Ericsson (publ) | Method and apparatus for compensation for propagation delay in a wireless communication system |
US10326515B2 (en) | 2015-04-27 | 2019-06-18 | Nec Corporation | Array antenna apparatus, receiver, and method of processing received signals |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB639035A (en) * | 1948-04-30 | 1950-06-21 | Maurice Miller Ward | Improvements in or relating to hand or power fed boring bars |
US4129870A (en) * | 1977-09-30 | 1978-12-12 | Tull Aviation Corporation | Apparatus for synthesis of scanning beam |
JPS6163118A (ja) | 1984-09-04 | 1986-04-01 | Matsushita Electric Ind Co Ltd | ダイバ−シチ受信装置 |
DE69431583T2 (de) | 1993-08-12 | 2003-03-06 | Nortel Networks Ltd., St.Laurent | Antenneneinrichtung für Basisstation |
GB2309591B (en) * | 1996-01-27 | 1999-08-04 | Motorola Ltd | Apparatus and method for adaptive beamforming |
GB2313237B (en) | 1996-05-17 | 2000-08-02 | Motorola Ltd | Method and apparatus for transmitter antenna array adjustment |
DE69705356T2 (de) | 1996-05-17 | 2002-05-02 | Motorola Ltd., Basingstoke | Verfahren und Vorrichtung zur Gewichtung eines Uebertragungsweges |
JPH1070494A (ja) | 1996-08-27 | 1998-03-10 | N T T Ido Tsushinmo Kk | 送信ダイバーシティ用送受信装置 |
AU4238697A (en) * | 1996-08-29 | 1998-03-19 | Cisco Technology, Inc. | Spatio-temporal processing for communication |
US6122260A (en) | 1996-12-16 | 2000-09-19 | Civil Telecommunications, Inc. | Smart antenna CDMA wireless communication system |
JPH10190528A (ja) | 1996-12-25 | 1998-07-21 | Matsushita Electric Ind Co Ltd | スペクトル拡散受信機 |
US5970406A (en) * | 1996-12-31 | 1999-10-19 | Airnet Communication Corp. | Translator for time division multiple access wireless system having selective diversity circuits |
JP3300252B2 (ja) | 1997-04-02 | 2002-07-08 | 松下電器産業株式会社 | 適応送信ダイバーシチ装置及び適応送信ダイバーシチ方法 |
US6034634A (en) * | 1997-10-24 | 2000-03-07 | Telefonaktiebolaget L M Ericsson (Publ) | Terminal antenna for communications systems |
-
1998
- 1998-11-10 JP JP31935498A patent/JP3554207B2/ja not_active Expired - Fee Related
-
1999
- 1999-11-05 US US09/434,109 patent/US6721367B1/en not_active Expired - Lifetime
- 1999-11-06 KR KR10-1999-0049061A patent/KR100443327B1/ko not_active IP Right Cessation
- 1999-11-08 DE DE1999634957 patent/DE69934957T2/de not_active Expired - Lifetime
- 1999-11-08 EP EP19990122263 patent/EP1001557B1/en not_active Expired - Lifetime
- 1999-11-09 CN CNB991234707A patent/CN1180565C/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1326335C (zh) * | 2001-05-15 | 2007-07-11 | 西门子公司 | 蜂窝无线通信系统中的闭环天线分集方法、用户台和基站 |
US8709299B2 (en) | 2009-09-04 | 2014-04-29 | Basf Se | Dye sensitised solar cell |
Also Published As
Publication number | Publication date |
---|---|
CN1180565C (zh) | 2004-12-15 |
DE69934957D1 (de) | 2007-03-15 |
EP1001557A2 (en) | 2000-05-17 |
US6721367B1 (en) | 2004-04-13 |
EP1001557A3 (en) | 2003-05-14 |
KR20000035272A (ko) | 2000-06-26 |
JP2000151488A (ja) | 2000-05-30 |
EP1001557B1 (en) | 2007-01-24 |
KR100443327B1 (ko) | 2004-08-09 |
JP3554207B2 (ja) | 2004-08-18 |
DE69934957T2 (de) | 2007-05-24 |
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GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: MATSUSHITA ELECTRIC (AMERICA) INTELLECTUAL PROPERT Free format text: FORMER OWNER: MATSUSHITA ELECTRIC INDUSTRIAL CO, LTD. Effective date: 20140716 |
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C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20140716 Address after: California, USA Patentee after: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA Address before: Osaka Japan Patentee before: Matsushita Electric Industrial Co.,Ltd. |
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C56 | Change in the name or address of the patentee | ||
CP03 | Change of name, title or address |
Address after: American California Patentee after: Grand platform United Insurance Trust Series I 57 Address before: California, USA Patentee before: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20041215 Termination date: 20171109 |
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CF01 | Termination of patent right due to non-payment of annual fee |