AU2001263953A1 - Adaptive antenna array and method of controlling operation thereof - Google Patents
Adaptive antenna array and method of controlling operation thereofInfo
- Publication number
- AU2001263953A1 AU2001263953A1 AU2001263953A AU6395301A AU2001263953A1 AU 2001263953 A1 AU2001263953 A1 AU 2001263953A1 AU 2001263953 A AU2001263953 A AU 2001263953A AU 6395301 A AU6395301 A AU 6395301A AU 2001263953 A1 AU2001263953 A1 AU 2001263953A1
- Authority
- AU
- Australia
- Prior art keywords
- downlink
- signal processor
- antenna elements
- antenna array
- downlink beam
- 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.)
- Abandoned
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
- H04B7/0602—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 antenna switching
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
- G01S3/14—Systems for determining direction or deviation from predetermined direction
- G01S3/46—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Burglar Alarm Systems (AREA)
- Details Of Aerials (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Radio Transmission System (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0013735A GB2363256B (en) | 2000-06-07 | 2000-06-07 | Adaptive antenna array and method of controlling operation thereof |
GB0013735 | 2000-06-07 | ||
PCT/EP2001/006440 WO2001095427A2 (en) | 2000-06-07 | 2001-06-05 | Adaptive antenna array |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2001263953A1 true AU2001263953A1 (en) | 2001-12-17 |
Family
ID=9893071
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2001263953A Abandoned AU2001263953A1 (en) | 2000-06-07 | 2001-06-05 | Adaptive antenna array and method of controlling operation thereof |
Country Status (9)
Country | Link |
---|---|
US (1) | US7062246B2 (de) |
EP (2) | EP1293050B1 (de) |
JP (1) | JP2003536308A (de) |
AT (1) | ATE378741T1 (de) |
AU (1) | AU2001263953A1 (de) |
CA (1) | CA2411437C (de) |
DE (1) | DE60131396T2 (de) |
GB (1) | GB2363256B (de) |
WO (1) | WO2001095427A2 (de) |
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JP4239033B2 (ja) * | 2004-06-15 | 2009-03-18 | ブラザー工業株式会社 | 無線タグ通信システムの質問器 |
US7693529B2 (en) * | 2004-07-09 | 2010-04-06 | Alcatel-Lucent Usa Inc. | Method of scheduling for mobile stations in wireless communication networks |
US9148256B2 (en) | 2004-07-21 | 2015-09-29 | Qualcomm Incorporated | Performance based rank prediction for MIMO design |
US9137822B2 (en) | 2004-07-21 | 2015-09-15 | Qualcomm Incorporated | Efficient signaling over access channel |
US8019303B2 (en) * | 2004-09-28 | 2011-09-13 | Intel Corporation | Multi-antenna multicarrier receiver and methods for adaptively adjusting a receive data rate based on channel utilization |
EP1646112A1 (de) * | 2004-10-11 | 2006-04-12 | Sony Deutschland GmbH | Steuerung der Richtcharakteristik in einem drahtlosen Kommunikationssystem mit kurzer Reichweite |
US7573851B2 (en) * | 2004-12-07 | 2009-08-11 | Adaptix, Inc. | Method and system for switching antenna and channel assignments in broadband wireless networks |
US9246560B2 (en) | 2005-03-10 | 2016-01-26 | Qualcomm Incorporated | Systems and methods for beamforming and rate control in a multi-input multi-output communication systems |
US9154211B2 (en) | 2005-03-11 | 2015-10-06 | Qualcomm Incorporated | Systems and methods for beamforming feedback in multi antenna communication systems |
US9520972B2 (en) | 2005-03-17 | 2016-12-13 | Qualcomm Incorporated | Pilot signal transmission for an orthogonal frequency division wireless communication system |
US9461859B2 (en) | 2005-03-17 | 2016-10-04 | Qualcomm Incorporated | Pilot signal transmission for an orthogonal frequency division wireless communication system |
US9143305B2 (en) | 2005-03-17 | 2015-09-22 | Qualcomm Incorporated | Pilot signal transmission for an orthogonal frequency division wireless communication system |
US9184870B2 (en) | 2005-04-01 | 2015-11-10 | Qualcomm Incorporated | Systems and methods for control channel signaling |
US9408220B2 (en) | 2005-04-19 | 2016-08-02 | Qualcomm Incorporated | Channel quality reporting for adaptive sectorization |
US9036538B2 (en) | 2005-04-19 | 2015-05-19 | Qualcomm Incorporated | Frequency hopping design for single carrier FDMA systems |
CN100431386C (zh) * | 2005-05-12 | 2008-11-05 | 上海原动力通信科技有限公司 | 同频多小区终端来波方向的估计方法 |
US8565194B2 (en) | 2005-10-27 | 2013-10-22 | Qualcomm Incorporated | Puncturing signaling channel for a wireless communication system |
US9179319B2 (en) * | 2005-06-16 | 2015-11-03 | Qualcomm Incorporated | Adaptive sectorization in cellular systems |
US8885628B2 (en) | 2005-08-08 | 2014-11-11 | Qualcomm Incorporated | Code division multiplexing in a single-carrier frequency division multiple access system |
US20070041457A1 (en) | 2005-08-22 | 2007-02-22 | Tamer Kadous | Method and apparatus for providing antenna diversity in a wireless communication system |
US9209956B2 (en) | 2005-08-22 | 2015-12-08 | Qualcomm Incorporated | Segment sensitive scheduling |
US9136974B2 (en) | 2005-08-30 | 2015-09-15 | Qualcomm Incorporated | Precoding and SDMA support |
EP1922842B1 (de) * | 2005-09-09 | 2017-08-09 | Panasonic Intellectual Property Corporation of America | Funkkommunikations-endgerát und kommunikationsgerät auf netzwerkseite |
US8340071B2 (en) | 2005-10-26 | 2012-12-25 | Intel Corporation | Systems for communicating using multiple frequency bands in a wireless network |
US7720036B2 (en) | 2005-10-26 | 2010-05-18 | Intel Corporation | Communication within a wireless network using multiple frequency bands |
US20070099669A1 (en) | 2005-10-26 | 2007-05-03 | Sadri Ali S | Communication signaling using multiple frequency bands in a wireless network |
US9084260B2 (en) | 2005-10-26 | 2015-07-14 | Intel Corporation | Systems for communicating using multiple frequency bands in a wireless network |
US7653163B2 (en) | 2005-10-26 | 2010-01-26 | Intel Corporation | Systems for communicating using multiple frequency bands in a wireless network |
US9225416B2 (en) | 2005-10-27 | 2015-12-29 | Qualcomm Incorporated | Varied signaling channels for a reverse link in a wireless communication system |
US9088384B2 (en) | 2005-10-27 | 2015-07-21 | Qualcomm Incorporated | Pilot symbol transmission in wireless communication systems |
US9225488B2 (en) | 2005-10-27 | 2015-12-29 | Qualcomm Incorporated | Shared signaling channel |
US9144060B2 (en) | 2005-10-27 | 2015-09-22 | Qualcomm Incorporated | Resource allocation for shared signaling channels |
US9172453B2 (en) | 2005-10-27 | 2015-10-27 | Qualcomm Incorporated | Method and apparatus for pre-coding frequency division duplexing system |
US9210651B2 (en) | 2005-10-27 | 2015-12-08 | Qualcomm Incorporated | Method and apparatus for bootstraping information in a communication system |
JP4808013B2 (ja) * | 2005-12-15 | 2011-11-02 | 富士通株式会社 | 動的セル再構成方法及び,これを適用するセルラーネットワークシステム |
US8014416B2 (en) * | 2006-02-14 | 2011-09-06 | Sibeam, Inc. | HD physical layer of a wireless communication device |
JP4972370B2 (ja) * | 2006-09-21 | 2012-07-11 | 京セラ株式会社 | 無線通信装置及び無線通信方法 |
US7689171B2 (en) | 2006-11-27 | 2010-03-30 | Intel Corporation | Reducing interference in a wireless network via antenna selection |
WO2008090836A1 (ja) * | 2007-01-23 | 2008-07-31 | Nec Corporation | 無線制御方法 |
GB2452029B (en) * | 2007-08-07 | 2011-07-13 | Motorola Inc | Base station arrangement for a cellular communication system |
US8243851B2 (en) * | 2009-04-01 | 2012-08-14 | Ubidyne, Inc. | Radio system and a method for relaying radio signals |
US8140007B2 (en) | 2009-04-01 | 2012-03-20 | Ubidyne, Inc. | Radio system and method for relaying radio signals with a power calibration of transmit radio signals |
US9397396B2 (en) * | 2009-04-01 | 2016-07-19 | Kathrein-Werke Kg | Radio system and a method for relaying packetized radio signals |
US8396416B2 (en) * | 2009-04-01 | 2013-03-12 | Ubidyne, Inc. | Radio system and a method for relaying radio signals |
CN101860948B (zh) | 2009-04-13 | 2014-07-30 | 华为技术有限公司 | 功耗调节的方法、设备及系统 |
US8346091B2 (en) | 2009-04-29 | 2013-01-01 | Andrew Llc | Distributed antenna system for wireless network systems |
GB2471669B (en) * | 2009-07-06 | 2012-04-04 | Socowave Technologies Ltd | Wireless network element and method for antenna array control |
US8731005B2 (en) * | 2009-10-12 | 2014-05-20 | Kathrein-Werke Kg | Absolute timing and Tx power calibration of the Tx path in a distributed system |
CA2732119A1 (en) * | 2010-02-19 | 2011-08-19 | Vladimir Slastion | Extended range interferometric methods and systems |
US9100810B2 (en) * | 2010-10-28 | 2015-08-04 | Apple Inc. | Management systems for multiple access control entities |
JP5864722B2 (ja) * | 2012-03-15 | 2016-02-17 | 京セラ株式会社 | 無線端末および無線通信方法 |
US8908607B2 (en) | 2012-10-31 | 2014-12-09 | Andrew Llc | Digital baseband transport in telecommunications distribution systems |
CN103281110B (zh) * | 2013-04-26 | 2016-02-03 | 大唐移动通信设备有限公司 | 波束赋形方法和设备 |
US10291298B2 (en) | 2017-04-18 | 2019-05-14 | Corning Optical Communications LLC | Remote unit supporting radio frequency (RF) spectrum-based coverage area optimization in a wireless distribution system (WDS) |
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-
2000
- 2000-06-07 GB GB0013735A patent/GB2363256B/en not_active Expired - Lifetime
-
2001
- 2001-06-05 CA CA002411437A patent/CA2411437C/en not_active Expired - Lifetime
- 2001-06-05 WO PCT/EP2001/006440 patent/WO2001095427A2/en active IP Right Grant
- 2001-06-05 US US10/297,553 patent/US7062246B2/en not_active Expired - Lifetime
- 2001-06-05 AU AU2001263953A patent/AU2001263953A1/en not_active Abandoned
- 2001-06-05 EP EP01938252A patent/EP1293050B1/de not_active Expired - Lifetime
- 2001-06-05 EP EP06126342A patent/EP1775856A3/de not_active Withdrawn
- 2001-06-05 DE DE60131396T patent/DE60131396T2/de not_active Expired - Lifetime
- 2001-06-05 AT AT01938252T patent/ATE378741T1/de not_active IP Right Cessation
- 2001-06-05 JP JP2002502860A patent/JP2003536308A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB2363256B (en) | 2004-05-12 |
EP1775856A3 (de) | 2012-11-14 |
EP1293050A2 (de) | 2003-03-19 |
GB2363256A (en) | 2001-12-12 |
EP1293050B1 (de) | 2007-11-14 |
GB0013735D0 (en) | 2000-07-26 |
DE60131396D1 (de) | 2007-12-27 |
EP1775856A2 (de) | 2007-04-18 |
WO2001095427A3 (en) | 2002-04-04 |
DE60131396T2 (de) | 2008-09-11 |
JP2003536308A (ja) | 2003-12-02 |
CA2411437A1 (en) | 2001-12-13 |
ATE378741T1 (de) | 2007-11-15 |
WO2001095427A2 (en) | 2001-12-13 |
US7062246B2 (en) | 2006-06-13 |
US20040204098A1 (en) | 2004-10-14 |
CA2411437C (en) | 2009-01-06 |
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