SE523685C2 - TX-diversitet med två fasta strålar - Google Patents
TX-diversitet med två fasta strålarInfo
- Publication number
- SE523685C2 SE523685C2 SE0104012A SE0104012A SE523685C2 SE 523685 C2 SE523685 C2 SE 523685C2 SE 0104012 A SE0104012 A SE 0104012A SE 0104012 A SE0104012 A SE 0104012A SE 523685 C2 SE523685 C2 SE 523685C2
- Authority
- SE
- Sweden
- Prior art keywords
- beams
- fixed
- dedicated
- fixed narrow
- signals
- Prior art date
Links
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
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0691—Hybrid systems, i.e. switching and simultaneous transmission using subgroups of transmit antennas
-
- 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
- H04B7/10—Polarisation diversity; Directional diversity
-
- 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
- H04B7/06—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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0104012A SE523685C2 (sv) | 2001-11-29 | 2001-11-29 | TX-diversitet med två fasta strålar |
EP02780243A EP1451894B1 (fr) | 2001-11-29 | 2002-11-01 | Diversite d'emission a deux faisceaux fixes |
CN028237757A CN1596487B (zh) | 2001-11-29 | 2002-11-01 | 两个固定波束发射分集 |
AU2002343312A AU2002343312A1 (en) | 2001-11-29 | 2002-11-01 | Two fixed-beams tx-diversity |
PCT/SE2002/001983 WO2003047027A1 (fr) | 2001-11-29 | 2002-11-01 | Diversite d'emission a deux faisceaux fixes |
ES02780243T ES2397058T3 (es) | 2001-11-29 | 2002-11-01 | Diversidad de transmisión con dos haces fijos |
US10/496,644 US7970348B2 (en) | 2001-11-29 | 2002-11-01 | Two fixed-beams TX-diversity |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0104012A SE523685C2 (sv) | 2001-11-29 | 2001-11-29 | TX-diversitet med två fasta strålar |
Publications (2)
Publication Number | Publication Date |
---|---|
SE0104012L SE0104012L (sv) | 2003-05-30 |
SE523685C2 true SE523685C2 (sv) | 2004-05-11 |
Family
ID=20286151
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE0104012A SE523685C2 (sv) | 2001-11-29 | 2001-11-29 | TX-diversitet med två fasta strålar |
Country Status (7)
Country | Link |
---|---|
US (1) | US7970348B2 (fr) |
EP (1) | EP1451894B1 (fr) |
CN (1) | CN1596487B (fr) |
AU (1) | AU2002343312A1 (fr) |
ES (1) | ES2397058T3 (fr) |
SE (1) | SE523685C2 (fr) |
WO (1) | WO2003047027A1 (fr) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005110130A (ja) * | 2003-10-01 | 2005-04-21 | Samsung Electronics Co Ltd | 共通チャネル伝送システム、共通チャネル伝送方法及び通信プログラム |
AU2003289623A1 (en) * | 2003-11-25 | 2005-06-17 | Zte Corporation | A method and apparatu for implementing beam forming in cdma communication system |
CN100373810C (zh) * | 2004-06-15 | 2008-03-05 | Ut斯达康通讯有限公司 | 改善无线基站覆盖和提高容量的天线装置及信号处理方法 |
EP1729531A1 (fr) * | 2005-06-02 | 2006-12-06 | Alcatel | Procédé et dispositif pour fournir une formation statique de faisceau |
US9521597B2 (en) * | 2006-03-13 | 2016-12-13 | Telefonaktiebolaget Lm Ericsson (Publ) | System and method of supporting softer handover in a cell using adaptive antenna in enabling narrow beam operation |
GB2444980B (en) * | 2006-12-22 | 2012-02-22 | Deltenna Ltd | Antenna system |
EP1983660A1 (fr) * | 2007-04-16 | 2008-10-22 | Nokia Siemens Networks Oy | Transmetteur/récepteur configurable à antennes multiples |
KR20130028397A (ko) | 2011-09-09 | 2013-03-19 | 삼성전자주식회사 | 무선 통신 시스템에서 동기 및 시스템 정보 획득을 위한 장치 및 방법 |
CN104159325B (zh) * | 2014-08-22 | 2017-11-28 | 福建三元达网络技术有限公司 | 基于lte网络的wlan室外无线接入点装置 |
EP3568921A1 (fr) * | 2017-01-16 | 2019-11-20 | Telefonaktiebolaget LM Ericsson (publ) | Agencement d'émetteur-récepteur |
DE102017110725A1 (de) | 2017-05-17 | 2018-11-22 | Kathrein Se | Mobilfunksystem mit einem Beamforming-Netzwerk und einem Mehrfachantennensystem, um ein Broadcast-Beam zu erzeugen sowie ein entsprechendes Verfahren hierfür |
WO2019171360A1 (fr) * | 2018-03-09 | 2019-09-12 | Isotropic Systems Ltd. | Réduction d'interférence dynamique pour systèmes de suivi de faisceau d'antenne |
WO2020092285A1 (fr) * | 2018-10-29 | 2020-05-07 | Antenum, Inc. | Considérations dans des réseaux sans fil qui supportent des dispositifs mobiles de direction de faisceau |
KR20230056696A (ko) * | 2020-08-05 | 2023-04-27 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 데이터 통신 장치, 데이터 통신 방법, 통신 장치, 및 공유 데이터를 사용한 통신 방법 |
CN113823894B (zh) * | 2021-09-28 | 2023-05-12 | 中国电子科技集团公司第三十八研究所 | 一种多波束阵列天线 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1150498A (zh) * | 1994-06-03 | 1997-05-21 | 艾利森电话股份有限公司 | 微带天线阵列 |
US6006069A (en) * | 1994-11-28 | 1999-12-21 | Bosch Telecom Gmbh | Point-to-multipoint communications system |
US5649287A (en) * | 1995-03-29 | 1997-07-15 | Telefonaktiebolaget Lm Ericsson | Orthogonalizing methods for antenna pattern nullfilling |
US6351237B1 (en) * | 1995-06-08 | 2002-02-26 | Metawave Communications Corporation | Polarization and angular diversity among antenna beams |
GB2320618A (en) * | 1996-12-20 | 1998-06-24 | Northern Telecom Ltd | Base station antenna arrangement with narrow overlapping beams |
US5933421A (en) * | 1997-02-06 | 1999-08-03 | At&T Wireless Services Inc. | Method for frequency division duplex communications |
SE509278C2 (sv) * | 1997-05-07 | 1999-01-11 | Ericsson Telefon Ab L M | Radioantennanordning och förfarande för samtidig alstring av bred lob och smal peklob |
US6094165A (en) * | 1997-07-31 | 2000-07-25 | Nortel Networks Corporation | Combined multi-beam and sector coverage antenna array |
GB9929375D0 (en) * | 1999-12-10 | 2000-02-09 | Nokia Networks Oy | An antenna system |
FI20001160A (fi) * | 2000-05-15 | 2001-11-16 | Nokia Networks Oy | Pilottisignaalin toteuttamismenetelmä |
AU2000252139A1 (en) * | 2000-05-18 | 2001-11-26 | Nokia Corporation | Hybrid antenna array |
US6982968B1 (en) * | 2000-09-29 | 2006-01-03 | Arraycomm, Inc. | Non-directional transmitting from a wireless data base station having a smart antenna system |
US6697643B1 (en) * | 2000-10-13 | 2004-02-24 | Telefonaktiebolaget Lm Ericsson (Publ) | System and method for implementing a multi-beam antenna without duplex filters within a base station |
US7027837B1 (en) * | 2001-09-27 | 2006-04-11 | Arraycomm Llc. | Antenna array for point-to-point microwave radio system |
DE60212990D1 (de) * | 2001-11-09 | 2006-08-17 | Ems Technologies Inc | Strahlformer für mehrstrahlige rundfunkantenne |
-
2001
- 2001-11-29 SE SE0104012A patent/SE523685C2/sv not_active IP Right Cessation
-
2002
- 2002-11-01 ES ES02780243T patent/ES2397058T3/es not_active Expired - Lifetime
- 2002-11-01 EP EP02780243A patent/EP1451894B1/fr not_active Expired - Lifetime
- 2002-11-01 US US10/496,644 patent/US7970348B2/en not_active Expired - Fee Related
- 2002-11-01 AU AU2002343312A patent/AU2002343312A1/en not_active Abandoned
- 2002-11-01 CN CN028237757A patent/CN1596487B/zh not_active Expired - Fee Related
- 2002-11-01 WO PCT/SE2002/001983 patent/WO2003047027A1/fr not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
US20050063342A1 (en) | 2005-03-24 |
EP1451894A1 (fr) | 2004-09-01 |
ES2397058T3 (es) | 2013-03-04 |
AU2002343312A1 (en) | 2003-06-10 |
WO2003047027A1 (fr) | 2003-06-05 |
CN1596487B (zh) | 2011-10-05 |
EP1451894B1 (fr) | 2012-10-24 |
US7970348B2 (en) | 2011-06-28 |
SE0104012L (sv) | 2003-05-30 |
CN1596487A (zh) | 2005-03-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |