CN1160981C - 自适应阵列无线基站 - Google Patents
自适应阵列无线基站 Download PDFInfo
- Publication number
- CN1160981C CN1160981C CNB00137401XA CN00137401A CN1160981C CN 1160981 C CN1160981 C CN 1160981C CN B00137401X A CNB00137401X A CN B00137401XA CN 00137401 A CN00137401 A CN 00137401A CN 1160981 C CN1160981 C CN 1160981C
- Authority
- CN
- China
- Prior art keywords
- travelling carriage
- symbol
- signal
- base station
- transmission
- 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 - Fee Related
Links
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
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/0842—Weighted combining
- H04B7/0848—Joint weighting
- H04B7/0851—Joint weighting using training sequences or error signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/001—Synchronization between nodes
- H04W56/0015—Synchronization between nodes one node acting as a reference for the others
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
- H04B7/2656—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA] for structure of frame, burst
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Radio Transmission System (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
Description
Claims (3)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP330737/1999 | 1999-11-19 | ||
JP33073799A JP2001148650A (ja) | 1999-11-19 | 1999-11-19 | 無線基地局 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1298267A CN1298267A (zh) | 2001-06-06 |
CN1160981C true CN1160981C (zh) | 2004-08-04 |
Family
ID=18236005
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB00137401XA Expired - Fee Related CN1160981C (zh) | 1999-11-19 | 2000-11-18 | 自适应阵列无线基站 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6771985B1 (zh) |
JP (1) | JP2001148650A (zh) |
CN (1) | CN1160981C (zh) |
HK (1) | HK1037448A1 (zh) |
TW (1) | TW490887B (zh) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6745034B2 (en) * | 2000-12-22 | 2004-06-01 | Nokia Corporation | Apparatus, and associated method, for adaptively selecting a handoff threshold in a radio communication system |
WO2002054627A1 (fr) * | 2000-12-27 | 2002-07-11 | Sanyo Electric Co., Ltd. | Appareil radio, programme et procede de detection de permutation |
JP4587357B2 (ja) | 2001-07-12 | 2010-11-24 | 三洋電機株式会社 | 無線基地システムおよび送信指向性制御方法 |
JP4004284B2 (ja) * | 2001-11-30 | 2007-11-07 | 三洋電機株式会社 | 無線装置、送信ウェイト推定方法、および送信ウェイト推定プログラム |
JP2003264490A (ja) * | 2002-03-07 | 2003-09-19 | Matsushita Electric Ind Co Ltd | 無線基地局装置及び無線送信方法 |
DE602004011662T2 (de) * | 2003-04-09 | 2009-02-05 | Philips Intellectual Property & Standards Gmbh | Netzwerk mit Überbrückenanschlüsse verbindbaren Teilnetzen |
JP3881334B2 (ja) * | 2003-11-20 | 2007-02-14 | インターナショナル・ビジネス・マシーンズ・コーポレーション | 情報処理装置、無線通信方法、無線通信プログラム、及び記録媒体 |
TWI273850B (en) * | 2004-03-05 | 2007-02-11 | Benq Corp | Cell timing distribution mechanism |
JP4366589B2 (ja) * | 2004-03-31 | 2009-11-18 | 日本電気株式会社 | キャリア検出方法/プログラム/プログラム記録媒体/回路、受信機 |
EP1885071A4 (en) * | 2005-05-20 | 2015-01-28 | Fujitsu Ltd | RADIO COMMUNICATION DEVICE, MOBILE TERMINAL DEVICE, RADIO COMMUNICATION METHOD |
US7639708B1 (en) * | 2007-02-05 | 2009-12-29 | Rockwell Collins, Inc. | Method for dynamically reallocating bandwidth to accommodate bursty traffic in a wireless network |
JP2007282269A (ja) * | 2007-06-05 | 2007-10-25 | Sanyo Electric Co Ltd | 無線装置、送信ウェイト推定方法、および送信ウェイト推定プログラム |
JP5373798B2 (ja) * | 2008-08-11 | 2013-12-18 | 株式会社エヌ・ティ・ティ・ドコモ | ユーザ装置及びユーザ装置における下りリンクの同期判定方法 |
JP5271213B2 (ja) * | 2009-09-14 | 2013-08-21 | 株式会社日立製作所 | 基地局、端末及び無線通信システム |
US8976691B2 (en) | 2010-10-06 | 2015-03-10 | Blackbird Technology Holdings, Inc. | Method and apparatus for adaptive searching of distributed datasets |
US9042353B2 (en) | 2010-10-06 | 2015-05-26 | Blackbird Technology Holdings, Inc. | Method and apparatus for low-power, long-range networking |
US8718551B2 (en) | 2010-10-12 | 2014-05-06 | Blackbird Technology Holdings, Inc. | Method and apparatus for a multi-band, multi-mode smartcard |
US8622312B2 (en) | 2010-11-16 | 2014-01-07 | Blackbird Technology Holdings, Inc. | Method and apparatus for interfacing with a smartcard |
US9104548B2 (en) | 2011-01-21 | 2015-08-11 | Blackbird Technology Holdings, Inc. | Method and apparatus for memory management |
WO2012112650A1 (en) | 2011-02-15 | 2012-08-23 | Blackbird Technology Holdings, Inc. | Method and apparatus for plug and play, networkable iso 18000-7 connectivity |
US8867370B2 (en) | 2011-03-02 | 2014-10-21 | Blackbird Technology Holdings, Inc. | Method and apparatus for adaptive traffic management in a resource-constrained network |
US8929961B2 (en) | 2011-07-15 | 2015-01-06 | Blackbird Technology Holdings, Inc. | Protective case for adding wireless functionality to a handheld electronic device |
US9735940B1 (en) | 2012-04-12 | 2017-08-15 | Tarana Wireless, Inc. | System architecture for optimizing the capacity of adaptive array systems |
US9252908B1 (en) | 2012-04-12 | 2016-02-02 | Tarana Wireless, Inc. | Non-line of sight wireless communication system and method |
US10110270B2 (en) | 2013-03-14 | 2018-10-23 | Tarana Wireless, Inc. | Precision array processing using semi-coherent transceivers |
US10499456B1 (en) | 2013-03-15 | 2019-12-03 | Tarana Wireless, Inc. | Distributed capacity base station architecture for broadband access with enhanced in-band GPS co-existence |
US10348394B1 (en) | 2014-03-14 | 2019-07-09 | Tarana Wireless, Inc. | System architecture and method for enhancing wireless networks with mini-satellites and pseudollites and adaptive antenna processing |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06152487A (ja) | 1992-11-04 | 1994-05-31 | N T T Idou Tsuushinmou Kk | 無線通信システム |
JP3438918B2 (ja) * | 1992-11-27 | 2003-08-18 | コモンウェルス サイエンティフィック アンド インダストリアル リサーチ オーガニゼーション | ワイヤレスlan |
US5790606A (en) * | 1994-01-11 | 1998-08-04 | Ericsson Inc. | Joint demodulation using spatial maximum likelihood |
FI106668B (fi) * | 1995-05-24 | 2001-03-15 | Nokia Networks Oy | Tukiasemalaitteisto sekä menetelmä antennikeilan suuntaamiseksi |
US5887262A (en) * | 1996-04-19 | 1999-03-23 | Nokia Mobile Phones Limited | Smart antenna backwards compatibility in digital cellular systems |
US6122260A (en) * | 1996-12-16 | 2000-09-19 | Civil Telecommunications, Inc. | Smart antenna CDMA wireless communication system |
US6005854A (en) * | 1997-08-08 | 1999-12-21 | Cwill Telecommunication, Inc. | Synchronous wireless access protocol method and apparatus |
JP3609937B2 (ja) | 1998-03-20 | 2005-01-12 | シャープ株式会社 | 受信機 |
US6563862B1 (en) * | 1998-10-21 | 2003-05-13 | Thomson Licensing Sa | Digital variable symbol rate modulation |
-
1999
- 1999-11-19 JP JP33073799A patent/JP2001148650A/ja active Pending
-
2000
- 2000-11-17 US US09/714,284 patent/US6771985B1/en not_active Expired - Fee Related
- 2000-11-17 TW TW089124343A patent/TW490887B/zh not_active IP Right Cessation
- 2000-11-18 CN CNB00137401XA patent/CN1160981C/zh not_active Expired - Fee Related
-
2001
- 2001-11-20 HK HK01108167A patent/HK1037448A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US6771985B1 (en) | 2004-08-03 |
CN1298267A (zh) | 2001-06-06 |
JP2001148650A (ja) | 2001-05-29 |
HK1037448A1 (en) | 2002-02-08 |
TW490887B (en) | 2002-06-11 |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
REG | Reference to a national code |
Ref country code: HK Ref legal event code: GR Ref document number: 1037448 Country of ref document: HK |
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ASS | Succession or assignment of patent right |
Owner name: KYOTO CERAMIC CO., LTD. Free format text: FORMER OWNER: SANYO ELECTRIC CO., LTD. Effective date: 20090327 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20090327 Address after: Kyoto City, Kyoto, Japan Patentee after: KYOCERA Corporation Address before: Osaka Japan Patentee before: Sanyo Electric Co., Ltd. |
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C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040804 Termination date: 20131118 |