EP1504535A4 - Appareil et procede associe permettant de faciliter la selection du poids d'une antenne a l'aide d'une approximation de gradient de perturbation deterministe - Google Patents
Appareil et procede associe permettant de faciliter la selection du poids d'une antenne a l'aide d'une approximation de gradient de perturbation deterministeInfo
- Publication number
- EP1504535A4 EP1504535A4 EP03728913A EP03728913A EP1504535A4 EP 1504535 A4 EP1504535 A4 EP 1504535A4 EP 03728913 A EP03728913 A EP 03728913A EP 03728913 A EP03728913 A EP 03728913A EP 1504535 A4 EP1504535 A4 EP 1504535A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- associated method
- antenna weight
- weight selection
- gradient approximation
- selection utilizing
- 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.)
- Withdrawn
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
- H04B7/0613—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
- H04B7/0621—Feedback content
- H04B7/0634—Antenna weights or vector/matrix coefficients
-
- 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
-
- 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
- H04B7/022—Site diversity; Macro-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
-
- 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
- H04B7/0636—Feedback format
- H04B7/0641—Differential feedback
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/146,159 US6745009B2 (en) | 2002-05-15 | 2002-05-15 | Apparatus, and associated method, for facilitating antenna weight selection utilizing deterministic perturbation gradient approximation |
US146159 | 2002-05-15 | ||
US334045 | 2002-12-30 | ||
US10/334,045 US6842632B2 (en) | 2002-12-30 | 2002-12-30 | Apparatus, and associated method, for facilitating antenna weight selection utilizing deterministic perturbation gradient approximation |
PCT/US2003/015228 WO2003098823A1 (fr) | 2002-05-15 | 2003-05-15 | Appareil et procede associe permettant de faciliter la selection du poids d'une antenne a l'aide d'une approximation de gradient de perturbation deterministe |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1504535A1 EP1504535A1 (fr) | 2005-02-09 |
EP1504535A4 true EP1504535A4 (fr) | 2010-04-21 |
Family
ID=29552717
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP03728913A Withdrawn EP1504535A4 (fr) | 2002-05-15 | 2003-05-15 | Appareil et procede associe permettant de faciliter la selection du poids d'une antenne a l'aide d'une approximation de gradient de perturbation deterministe |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1504535A4 (fr) |
KR (1) | KR100890793B1 (fr) |
CN (1) | CN100435489C (fr) |
AU (1) | AU2003234571A1 (fr) |
WO (1) | WO2003098823A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105393469A (zh) * | 2013-06-19 | 2016-03-09 | 高通股份有限公司 | 用于促成用于闭环传输分集通信的信号干扰比估计的设备和方法 |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7236540B2 (en) | 2003-06-10 | 2007-06-26 | Telefonaktiebolaget Lm Ericsson (Publ) | Channel estimation in a transmission diversity system |
US7319868B2 (en) | 2004-09-27 | 2008-01-15 | Telefonktiebolaget Lm Ericsson (Publ) | Derivation of optimal antenna weights during soft handover |
WO2006034792A2 (fr) * | 2004-09-27 | 2006-04-06 | Telefonaktiebolaget L M Ericsson (Publ) | Obtention de ponderations d'antennes optimales pendant un transfert intercellulaire sans coupure |
US8254482B2 (en) * | 2008-05-13 | 2012-08-28 | Samsung Electronics Co., Ltd. | Perturbed decoder, perturbed decoding method and apparatus in communication system using the same |
US9997830B2 (en) | 2012-05-13 | 2018-06-12 | Amir Keyvan Khandani | Antenna system and method for full duplex wireless transmission with channel phase-based encryption |
EP2850741B1 (fr) * | 2012-05-13 | 2019-05-01 | Amir Khandani | Signalisation collaborative répartie dans des émetteurs-récepteurs sans fil bilatéraux simultanés |
US10177896B2 (en) | 2013-05-13 | 2019-01-08 | Amir Keyvan Khandani | Methods for training of full-duplex wireless systems |
US9236996B2 (en) | 2013-11-30 | 2016-01-12 | Amir Keyvan Khandani | Wireless full-duplex system and method using sideband test signals |
US9413516B2 (en) | 2013-11-30 | 2016-08-09 | Amir Keyvan Khandani | Wireless full-duplex system and method with self-interference sampling |
US9820311B2 (en) | 2014-01-30 | 2017-11-14 | Amir Keyvan Khandani | Adapter and associated method for full-duplex wireless communication |
WO2017173461A1 (fr) * | 2016-04-01 | 2017-10-05 | Cohere Technologies, Inc. | Précodage de tomlinson-harashima dans un système de communication otfs |
US10778295B2 (en) | 2016-05-02 | 2020-09-15 | Amir Keyvan Khandani | Instantaneous beamforming exploiting user physical signatures |
US10700766B2 (en) | 2017-04-19 | 2020-06-30 | Amir Keyvan Khandani | Noise cancelling amplify-and-forward (in-band) relay with self-interference cancellation |
US11057204B2 (en) | 2017-10-04 | 2021-07-06 | Amir Keyvan Khandani | Methods for encrypted data communications |
US11012144B2 (en) | 2018-01-16 | 2021-05-18 | Amir Keyvan Khandani | System and methods for in-band relaying |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6952455B1 (en) * | 2000-08-02 | 2005-10-04 | Via Telecom, Co., Ltd. | Adaptive antenna method and apparatus |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5515378A (en) * | 1991-12-12 | 1996-05-07 | Arraycomm, Inc. | Spatial division multiple access wireless communication systems |
EP0807989B1 (fr) * | 1996-05-17 | 2001-06-27 | Motorola Ltd | Procédé et appareil de pondération d'une voie de transmission |
US6492942B1 (en) * | 1999-11-09 | 2002-12-10 | Com Dev International, Inc. | Content-based adaptive parasitic array antenna system |
-
2003
- 2003-05-15 EP EP03728913A patent/EP1504535A4/fr not_active Withdrawn
- 2003-05-15 WO PCT/US2003/015228 patent/WO2003098823A1/fr not_active Application Discontinuation
- 2003-05-15 AU AU2003234571A patent/AU2003234571A1/en not_active Abandoned
- 2003-05-15 KR KR1020047018202A patent/KR100890793B1/ko not_active IP Right Cessation
- 2003-05-15 CN CNB038108178A patent/CN100435489C/zh not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6952455B1 (en) * | 2000-08-02 | 2005-10-04 | Via Telecom, Co., Ltd. | Adaptive antenna method and apparatus |
Non-Patent Citations (5)
Title |
---|
3GPP2-DRAFTS, 2500 WILSON BOULEVARD, SUITE 300, ARLINGTON, VIRGINIA 22201 USA, 12 February 2001 (2001-02-12), XP040351356 * |
3GPP2-DRAFTS, 2500 WILSON BOULEVARD, SUITE 300, ARLINGTON, VIRGINIA 22201 USA, 20 August 2001 (2001-08-20), XP040263545 * |
BANISTER B C ET AL: "Implementation of transmit antenna weight adaptation through stochastic gradient feedback", CONFERENCE RECORD OF THE 35TH. ASILOMAR CONFERENCE ON SIGNALS, SYSTEMS, & COMPUTERS. PACIFIC GROOVE, CA, NOV. 4 - 7, 2001; [ASILOMAR CONFERENCE ON SIGNALS, SYSTEMS AND COMPUTERS], NEW YORK, NY : IEEE, US, vol. 2, 4 November 2001 (2001-11-04), pages 1517 - 1524, XP010582290, ISBN: 978-0-7803-7147-7 * |
RAGHOTHAMAN B ED - INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS: "Deterministic perturbation gradient approximation for transmission subspace tracking in FDD-CDMA", ICC 2003. 2003 IEEE INTERNATIONAL CONFERENCE ON COMMUNICATIONS. ANCHORAGE, AK, MAY 11 - 15, 2003; [IEEE INTERNATIONAL CONFERENCE ON COMMUNICATIONS], NEW YORK, NY : IEEE, US, vol. 4, 11 May 2003 (2003-05-11), pages 2450 - 2454, XP010642887, ISBN: 978-0-7803-7802-5 * |
See also references of WO03098823A1 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105393469A (zh) * | 2013-06-19 | 2016-03-09 | 高通股份有限公司 | 用于促成用于闭环传输分集通信的信号干扰比估计的设备和方法 |
CN105393469B (zh) * | 2013-06-19 | 2018-10-02 | 高通股份有限公司 | 用于促成用于闭环传输分集通信的信号干扰比估计的设备和方法 |
Also Published As
Publication number | Publication date |
---|---|
AU2003234571A1 (en) | 2003-12-02 |
KR100890793B1 (ko) | 2009-03-31 |
CN100435489C (zh) | 2008-11-19 |
CN1653706A (zh) | 2005-08-10 |
KR20040108803A (ko) | 2004-12-24 |
EP1504535A1 (fr) | 2005-02-09 |
WO2003098823A1 (fr) | 2003-11-27 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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17P | Request for examination filed |
Effective date: 20041028 |
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AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR |
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AX | Request for extension of the european patent |
Extension state: AL LT LV MK |
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DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20100319 |
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17Q | First examination report despatched |
Effective date: 20100614 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20101026 |