AU2003234571A1 - Apparatus, and associated method, for facilitating antenna weight selection utilizing deterministic perturbation gradient approximation - Google Patents

Apparatus, and associated method, for facilitating antenna weight selection utilizing deterministic perturbation gradient approximation

Info

Publication number
AU2003234571A1
AU2003234571A1 AU2003234571A AU2003234571A AU2003234571A1 AU 2003234571 A1 AU2003234571 A1 AU 2003234571A1 AU 2003234571 A AU2003234571 A AU 2003234571A AU 2003234571 A AU2003234571 A AU 2003234571A AU 2003234571 A1 AU2003234571 A1 AU 2003234571A1
Authority
AU
Australia
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.)
Abandoned
Application number
AU2003234571A
Other languages
English (en)
Inventor
Thomas R. Derryberry
Balaji Raghothaman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Oyj
Original Assignee
Nokia Oyj
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US10/146,159 external-priority patent/US6745009B2/en
Priority claimed from US10/334,045 external-priority patent/US6842632B2/en
Application filed by Nokia Oyj filed Critical Nokia Oyj
Publication of AU2003234571A1 publication Critical patent/AU2003234571A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • H04B7/04—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
    • 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)
AU2003234571A 2002-05-15 2003-05-15 Apparatus, and associated method, for facilitating antenna weight selection utilizing deterministic perturbation gradient approximation Abandoned AU2003234571A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US10/146,159 2002-05-15
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
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
US10/334,045 2002-12-30
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 (1)

Publication Number Publication Date
AU2003234571A1 true AU2003234571A1 (en) 2003-12-02

Family

ID=29552717

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003234571A Abandoned AU2003234571A1 (en) 2002-05-15 2003-05-15 Apparatus, and associated method, for facilitating antenna weight selection utilizing deterministic perturbation gradient approximation

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)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
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
JP4802193B2 (ja) * 2004-09-27 2011-10-26 テレフオンアクチーボラゲット エル エム エリクソン（パブル） ソフトハンドオーバー中の最適アンテナ重みの導出
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
US9008208B2 (en) 2012-05-13 2015-04-14 Amir Keyvan Khandani Wireless transmission with channel state perturbation
US10177896B2 (en) 2013-05-13 2019-01-08 Amir Keyvan Khandani Methods for training of full-duplex wireless systems
US9531483B2 (en) * 2013-06-19 2016-12-27 Qualcomm Incorporated Devices and methods for facilitating signal-to-interference ratio estimates for closed-loop transmission diversity communications
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
US10333593B2 (en) 2016-05-02 2019-06-25 Amir Keyvan Khandani Systems and methods of antenna design for full-duplex line of sight transmission
US10700766B2 (en) 2017-04-19 2020-06-30 Amir Keyvan Khandani Noise cancelling amplify-and-forward (in-band) relay with self-interference cancellation
US11212089B2 (en) 2017-10-04 2021-12-28 Amir Keyvan Khandani Methods for secure data storage
US11012144B2 (en) 2018-01-16 2021-05-18 Amir Keyvan Khandani System and methods for in-band relaying

Family Cites Families (4)

* Cited by examiner, † Cited by third party
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
IL120574A (en) * 1996-05-17 2002-09-12 Motorala Ltd Methods and devices for transmitter track weights
US6492942B1 (en) * 1999-11-09 2002-12-10 Com Dev International, Inc. Content-based adaptive parasitic array antenna system
US6952455B1 (en) * 2000-08-02 2005-10-04 Via Telecom, Co., Ltd. Adaptive antenna method and apparatus

Also Published As

Publication number Publication date
EP1504535A1 (fr) 2005-02-09
WO2003098823A1 (fr) 2003-11-27
CN1653706A (zh) 2005-08-10
EP1504535A4 (fr) 2010-04-21
KR100890793B1 (ko) 2009-03-31
KR20040108803A (ko) 2004-12-24
CN100435489C (zh) 2008-11-19

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase