AU2001227662A1 - Transmitting beam forming in smart antenna array systems - Google Patents
Transmitting beam forming in smart antenna array systemsInfo
- Publication number
- AU2001227662A1 AU2001227662A1 AU2001227662A AU2766201A AU2001227662A1 AU 2001227662 A1 AU2001227662 A1 AU 2001227662A1 AU 2001227662 A AU2001227662 A AU 2001227662A AU 2766201 A AU2766201 A AU 2766201A AU 2001227662 A1 AU2001227662 A1 AU 2001227662A1
- Authority
- AU
- Australia
- Prior art keywords
- antenna array
- beam forming
- smart antenna
- transmitting beam
- array systems
- 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
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
-
- 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
-
- 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
- H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam 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
- 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
- H04B7/02—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
- H04B7/0619—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 using feedback from receiving side
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09511665 | 2000-02-23 | ||
US09/511,665 US6453177B1 (en) | 1999-07-14 | 2000-02-23 | Transmitting beam forming in smart antenna array system |
PCT/US2001/000392 WO2001063776A2 (en) | 2000-02-23 | 2001-01-05 | Transmitting beam forming in smart antenna array systems |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2001227662A1 true AU2001227662A1 (en) | 2001-09-03 |
Family
ID=24035894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2001227662A Abandoned AU2001227662A1 (en) | 2000-02-23 | 2001-01-05 | Transmitting beam forming in smart antenna array systems |
Country Status (3)
Country | Link |
---|---|
US (1) | US6453177B1 (en) |
AU (1) | AU2001227662A1 (en) |
WO (1) | WO2001063776A2 (en) |
Families Citing this family (70)
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US7120431B1 (en) * | 1999-02-12 | 2006-10-10 | Lucent Technologies Inc. | System and method for adjusting antenna radiation in a wireless network |
JP3663092B2 (en) * | 1999-11-19 | 2005-06-22 | 三洋電機株式会社 | Wireless base station |
FI20000176A0 (en) * | 2000-01-28 | 2000-01-28 | Nokia Networks Oy | Diversiteettilähetys |
US7016649B1 (en) * | 2000-03-17 | 2006-03-21 | Kathrein-Werke Kg | Space-time and space-frequency hopping for capacity enhancement of mobile data systems |
US6701165B1 (en) * | 2000-06-21 | 2004-03-02 | Agere Systems Inc. | Method and apparatus for reducing interference in non-stationary subscriber radio units using flexible beam selection |
JP3473555B2 (en) * | 2000-06-30 | 2003-12-08 | 日本電気株式会社 | Transmission power control system, control method, base station, control station, and recording medium |
GB0016186D0 (en) * | 2000-06-30 | 2000-08-23 | Nokia Networks Oy | Antenna system |
JP2002026790A (en) * | 2000-07-03 | 2002-01-25 | Matsushita Electric Ind Co Ltd | Wireless communication unit and wireless communication method |
JP2002058063A (en) * | 2000-08-08 | 2002-02-22 | Hitachi Ltd | Cellular systems and base stations |
EP1249951B1 (en) * | 2000-11-16 | 2016-06-01 | Sony Corporation | Communication apparatus |
US7236508B2 (en) * | 2001-02-05 | 2007-06-26 | The Directv Group, Inc. | Application of complex codes to maximize feeder link utilization |
GB2376567B (en) * | 2001-06-12 | 2005-07-20 | Mobisphere Ltd | Improvements in or relating to smart antenna arrays |
JP2003243921A (en) * | 2002-02-15 | 2003-08-29 | Ntt Docomo Inc | Wireless receiver and method for controlling directional angle of antenna |
KR100689399B1 (en) | 2002-05-17 | 2007-03-08 | 삼성전자주식회사 | Apparatus and method for forward transmission beam forming of smart antenna in mobile communication system |
US6785559B1 (en) * | 2002-06-28 | 2004-08-31 | Interdigital Technology Corporation | System for efficiently covering a sectorized cell utilizing beam forming and sweeping |
US7221699B1 (en) | 2002-06-28 | 2007-05-22 | Arraycomm Llc | External correction of errors between traffic and training in a wireless communications system |
US7342912B1 (en) | 2002-06-28 | 2008-03-11 | Arraycomm, Llc. | Selection of user-specific transmission parameters for optimization of transmit performance in wireless communications using a common pilot channel |
US6865377B1 (en) | 2002-06-28 | 2005-03-08 | Arraycomm, Inc. | Combined open and closed loop beam forming in a multiple array radio communication system |
US7263082B1 (en) | 2002-06-28 | 2007-08-28 | Arraycomm, Llc | Resolving user-specific narrow beam signals using a known sequence in a wireless communications system with a common pilot channel |
US7206554B1 (en) | 2002-06-28 | 2007-04-17 | Arraycomm Llc | Transmit diversity with formed beams in a wireless communications system using a common pilot channel |
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 |
US6999794B1 (en) * | 2002-06-28 | 2006-02-14 | Arraycomm Llc | Transmission of a common pilot channel from a beamforming transmit antenna array |
US7277730B2 (en) * | 2002-12-26 | 2007-10-02 | Nokia Corporation | Method of allocating radio resources in telecommunication system, and telecommunication system |
KR100925432B1 (en) | 2003-01-15 | 2009-11-06 | 엘지전자 주식회사 | Weight Update Method of Communication System Using Smart Antenna |
US7646744B2 (en) * | 2003-04-07 | 2010-01-12 | Shaolin Li | Method of operating multi-antenna wireless data processing system |
US7512083B2 (en) * | 2003-04-07 | 2009-03-31 | Shaolin Li | Single chip multi-antenna wireless data processor |
US8014374B2 (en) | 2003-04-07 | 2011-09-06 | Bellow Bellows Llc | System and method for achieving timing compatibility with multi-antenna wireless data protocols |
US7933255B2 (en) * | 2003-04-07 | 2011-04-26 | Bellow Bellows Llc | Multi-antenna wireless data processing system |
US7389096B2 (en) * | 2003-04-07 | 2008-06-17 | Bellow Bellows Llc | Monitoring system using multi-antenna transceivers |
KR20050030077A (en) * | 2003-09-24 | 2005-03-29 | 삼성전자주식회사 | Apparatus and method for assigning the forward link beam in the smart antenna system |
US7245938B2 (en) * | 2003-10-17 | 2007-07-17 | Sobczak David M | Wireless antenna traffic matrix |
US7123944B2 (en) * | 2003-12-19 | 2006-10-17 | Samsung Electronics Co., Ltd. | Apparatus and method for controlling auxiliary pilot channel in a CDMA2000 wireless network |
US7457590B2 (en) * | 2003-12-23 | 2008-11-25 | Motorola, Inc. | Method, apparatus and system for use in the transmission of wireless communications using multiple antennas |
JP2005260294A (en) * | 2004-03-09 | 2005-09-22 | Nec Corp | Illumination apparatus for mobile communication terminal |
US20050215289A1 (en) * | 2004-03-26 | 2005-09-29 | Samsung Electronics Co., Ltd. | Apparatus and method for dynamic control of downlink beam width of an adaptive antenna array in a wireless network |
US10985811B2 (en) | 2004-04-02 | 2021-04-20 | Rearden, Llc | System and method for distributed antenna wireless communications |
US11394436B2 (en) | 2004-04-02 | 2022-07-19 | Rearden, Llc | System and method for distributed antenna wireless communications |
US11451275B2 (en) | 2004-04-02 | 2022-09-20 | Rearden, Llc | System and method for distributed antenna wireless communications |
JP4516358B2 (en) * | 2004-05-26 | 2010-08-04 | 富士通株式会社 | Radio base station apparatus and radio communication method |
US7525926B2 (en) | 2004-08-02 | 2009-04-28 | Atheros Communications, Inc. | Wireless communication using beam forming and diversity |
US20070049203A1 (en) * | 2005-08-29 | 2007-03-01 | Dillon Matt J | System and method for adjusting the coverage footprint of an antenna |
KR100962114B1 (en) * | 2006-11-23 | 2010-06-10 | 삼성전자주식회사 | Apparatus and Method for Channel Estimation in Broadband Wireless Communication Systems |
US20080153501A1 (en) * | 2006-12-20 | 2008-06-26 | Motorola, Inc. | Smart antenna for common channel incremental redundancy |
EP2342834B1 (en) * | 2008-10-16 | 2018-12-05 | Bittium Wireless Oy | Beam forming method, apparatus and system |
US8422540B1 (en) | 2012-06-21 | 2013-04-16 | CBF Networks, Inc. | Intelligent backhaul radio with zero division duplexing |
US8467363B2 (en) | 2011-08-17 | 2013-06-18 | CBF Networks, Inc. | Intelligent backhaul radio and antenna system |
US8559899B2 (en) * | 2011-09-19 | 2013-10-15 | Alcatel Lucent | Method of improving transmission gain at a network element having a plurality of antennas |
JP5864722B2 (en) * | 2012-03-15 | 2016-02-17 | 京セラ株式会社 | Wireless terminal and wireless communication method |
GB2500927B (en) * | 2012-04-05 | 2014-11-19 | Broadcom Corp | Antenna using fading conditions to control radiation beam |
DK2896141T3 (en) * | 2012-09-12 | 2020-04-27 | Guangdong Oppo Mobile Telecommunications Corp Ltd | PROCEDURE IN A NETWORK BUTTON, PROCEDURE IN A USER EQUIPMENT, A NETWORK BUTTON AND USER EQUIPMENT FOR SELECTION OF A RADIATION CANDIDATE |
US10194346B2 (en) | 2012-11-26 | 2019-01-29 | Rearden, Llc | Systems and methods for exploiting inter-cell multiplexing gain in wireless cellular systems via distributed input distributed output technology |
US11190947B2 (en) | 2014-04-16 | 2021-11-30 | Rearden, Llc | Systems and methods for concurrent spectrum usage within actively used spectrum |
US11189917B2 (en) | 2014-04-16 | 2021-11-30 | Rearden, Llc | Systems and methods for distributing radioheads |
US10164698B2 (en) | 2013-03-12 | 2018-12-25 | Rearden, Llc | Systems and methods for exploiting inter-cell multiplexing gain in wireless cellular systems via distributed input distributed output technology |
US10547358B2 (en) | 2013-03-15 | 2020-01-28 | Rearden, Llc | Systems and methods for radio frequency calibration exploiting channel reciprocity in distributed input distributed output wireless communications |
US9318799B2 (en) * | 2013-03-29 | 2016-04-19 | Broadcom Corporation | Wireless communication apparatus and method for controlling antenna radiation patterns based on fading conditions |
US9300388B1 (en) * | 2013-12-18 | 2016-03-29 | Google Inc. | Systems and methods for using different beam widths for communications between balloons |
EP3095203B1 (en) * | 2014-01-16 | 2017-09-06 | Telefonaktiebolaget LM Ericsson (publ) | Improved control of directive antennas for wireless links |
FR3019414B1 (en) * | 2014-03-31 | 2017-09-08 | Sagem Defense Securite | METHOD FOR THE FLIGHT TRANSMISSION OF BLACKBOX TYPE DATA |
US11290162B2 (en) | 2014-04-16 | 2022-03-29 | Rearden, Llc | Systems and methods for mitigating interference within actively used spectrum |
EP3140921B1 (en) * | 2014-05-08 | 2019-12-25 | Telefonaktiebolaget LM Ericsson (publ) | Beam forming using an antenna arrangement |
US10251134B2 (en) | 2014-07-24 | 2019-04-02 | Lg Electronics Inc. | Method and apparatus for controlling transmission power |
WO2017058286A1 (en) * | 2015-09-30 | 2017-04-06 | Intel IP Corporation | Beamforming in a wireless communication network |
US10454553B2 (en) * | 2017-03-01 | 2019-10-22 | Samsung Electronics Co., Ltd. | Beam forming method for a transmitting antenna and a device thereof |
US10256877B2 (en) | 2017-08-02 | 2019-04-09 | Qualcomm Incorporated | Apparatus and methods for beam refinement |
KR102380185B1 (en) * | 2017-09-18 | 2022-03-29 | 삼성전자주식회사 | Apparatus and method for operating beamforming in wireless communication system |
US10321334B1 (en) | 2018-01-19 | 2019-06-11 | Sprint Communications Company L.P. | Methods and systems for adjusting antenna beamforming settings |
CN108616975B (en) * | 2018-03-30 | 2020-06-09 | 维沃移动通信有限公司 | Radio frequency system, transmission power adjustment method and terminal based on millimeter wave communication |
US12003294B2 (en) | 2019-04-02 | 2024-06-04 | Telefonaktiebolaget Lm Ericsson (Publ) | Control of EIRP of a radio base station |
CN115361676B (en) * | 2022-10-19 | 2023-01-03 | 天地信息网络研究院(安徽)有限公司 | Directional ad hoc network neighbor discovery method based on self-adaptive adjustment of beam width |
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US4451831A (en) | 1981-06-29 | 1984-05-29 | Sperry Corporation | Circular array scanning network |
TW351886B (en) * | 1993-09-27 | 1999-02-01 | Ericsson Telefon Ab L M | Using two classes of channels with different capacity |
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FI98172C (en) * | 1995-05-24 | 1997-04-25 | Nokia Telecommunications Oy | Method for transmitting a pilot signal and a cellular radio system |
EP0776105B1 (en) | 1995-06-13 | 2004-08-25 | NTT DoCoMo, Inc. | Cdma demodulator |
DE19535441A1 (en) * | 1995-09-23 | 1997-03-27 | Bosch Gmbh Robert | Antenna of a central station of a point-to-multipoint radio relay system |
CN1102308C (en) | 1996-06-27 | 2003-02-26 | Ntt移动通信网株式会社 | Transmitted power controller |
JP3308835B2 (en) * | 1996-12-06 | 2002-07-29 | 株式会社日立製作所 | Wireless communication system |
WO1998042150A2 (en) | 1997-03-14 | 1998-09-24 | At & T Corp. | Downlink smart antennas for is-54/is-136 tdma systems |
FI105063B (en) * | 1997-05-16 | 2000-05-31 | Nokia Networks Oy | Procedure for determining the direction of transmission and radio system |
WO1999014870A2 (en) | 1997-09-15 | 1999-03-25 | Adaptive Telecom, Inc. | Practical space-time radio method for cdma communication capacity enhancement |
US6108565A (en) * | 1997-09-15 | 2000-08-22 | Adaptive Telecom, Inc. | Practical space-time radio method for CDMA communication capacity enhancement |
FI980616L (en) * | 1997-11-05 | 1999-05-06 | Nokia Telecommunications Oy | Method for improving radio connection quality in a cellular radio network |
-
2000
- 2000-02-23 US US09/511,665 patent/US6453177B1/en not_active Expired - Lifetime
-
2001
- 2001-01-05 AU AU2001227662A patent/AU2001227662A1/en not_active Abandoned
- 2001-01-05 WO PCT/US2001/000392 patent/WO2001063776A2/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
US6453177B1 (en) | 2002-09-17 |
WO2001063776A3 (en) | 2002-02-07 |
WO2001063776A2 (en) | 2001-08-30 |
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