KR100890793B1 - 결정적 섭동 기울기 근사를 이용하여 안테나 가중치선택을 용이하게 하기 위한 장치 및 관련 방법 - Google Patents

결정적 섭동 기울기 근사를 이용하여 안테나 가중치선택을 용이하게 하기 위한 장치 및 관련 방법 Download PDF

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Publication number
KR100890793B1
KR100890793B1 KR1020047018202A KR20047018202A KR100890793B1 KR 100890793 B1 KR100890793 B1 KR 100890793B1 KR 1020047018202 A KR1020047018202 A KR 1020047018202A KR 20047018202 A KR20047018202 A KR 20047018202A KR 100890793 B1 KR100890793 B1 KR 100890793B1
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KR
South Korea
Prior art keywords
perturbation
communication station
communication
antenna
perturbation vector
Prior art date
Application number
KR1020047018202A
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English (en)
Korean (ko)
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KR20040108803A (ko
Inventor
라고타만발라지
데리베리토마스알.
Original Assignee
노키아 코포레이션
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 노키아 코포레이션 filed Critical 노키아 코포레이션
Publication of KR20040108803A publication Critical patent/KR20040108803A/ko
Application granted granted Critical
Publication of KR100890793B1 publication Critical patent/KR100890793B1/ko

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    • 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

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  • 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)
KR1020047018202A 2002-05-15 2003-05-15 결정적 섭동 기울기 근사를 이용하여 안테나 가중치선택을 용이하게 하기 위한 장치 및 관련 방법 KR100890793B1 (ko)

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
US10/146,159 2002-05-15
US10/334,045 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
KR20040108803A KR20040108803A (ko) 2004-12-24
KR100890793B1 true KR100890793B1 (ko) 2009-03-31

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020047018202A KR100890793B1 (ko) 2002-05-15 2003-05-15 결정적 섭동 기울기 근사를 이용하여 안테나 가중치선택을 용이하게 하기 위한 장치 및 관련 방법

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
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
US7319868B2 (en) 2004-09-27 2008-01-15 Telefonktiebolaget Lm Ericsson (Publ) Derivation of optimal antenna weights during soft handover
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
WO2013173253A1 (fr) * 2012-05-13 2013-11-21 Invention Mine Llc 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
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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5642353A (en) 1991-12-12 1997-06-24 Arraycomm, Incorporated Spatial division multiple access wireless communication systems

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5642353A (en) 1991-12-12 1997-06-24 Arraycomm, Incorporated Spatial division multiple access wireless communication systems

Also Published As

Publication number Publication date
WO2003098823A1 (fr) 2003-11-27
CN100435489C (zh) 2008-11-19
EP1504535A4 (fr) 2010-04-21
AU2003234571A1 (en) 2003-12-02
EP1504535A1 (fr) 2005-02-09
CN1653706A (zh) 2005-08-10
KR20040108803A (ko) 2004-12-24

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