IT1209944B - Apparecchiatura di comando di direzione di fascio a banda stretta - Google Patents

Apparecchiatura di comando di direzione di fascio a banda stretta

Info

Publication number
IT1209944B
IT1209944B IT8547855A IT4785585A IT1209944B IT 1209944 B IT1209944 B IT 1209944B IT 8547855 A IT8547855 A IT 8547855A IT 4785585 A IT4785585 A IT 4785585A IT 1209944 B IT1209944 B IT 1209944B
Authority
IT
Italy
Prior art keywords
narrow band
beam direction
direction command
band beam
command equipment
Prior art date
Application number
IT8547855A
Other languages
English (en)
Italian (it)
Other versions
IT8547855A0 (it
Inventor
Samuel W Autrey
Harold G Drab
Original Assignee
Hughes Aircraft Co
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
Application filed by Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of IT8547855A0 publication Critical patent/IT8547855A0/it
Application granted granted Critical
Publication of IT1209944B publication Critical patent/IT1209944B/it

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
    • H01Q3/30—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 varying the relative phase between the radiating elements of an array
    • H01Q3/34—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 varying the relative phase between the radiating elements of an array by electrical means
    • H01Q3/36—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 varying the relative phase between the radiating elements of an array by electrical means with variable phase-shifters
    • H01Q3/38—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 varying the relative phase between the radiating elements of an array by electrical means with variable phase-shifters the phase-shifters being digital
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/34—Sound-focusing or directing, e.g. scanning using electrical steering of transducer arrays, e.g. beam steering
    • G10K11/341—Circuits therefor
    • G10K11/346—Circuits therefor using phase variation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H19/00—Networks using time-varying elements, e.g. N-path filters
    • H03H19/004—Switched capacitor networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Power Engineering (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
IT8547855A 1984-03-26 1985-03-22 Apparecchiatura di comando di direzione di fascio a banda stretta IT1209944B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/593,155 US4616231A (en) 1984-03-26 1984-03-26 Narrow-band beam steering system

Publications (2)

Publication Number Publication Date
IT8547855A0 IT8547855A0 (it) 1985-03-22
IT1209944B true IT1209944B (it) 1989-08-30

Family

ID=24373608

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8547855A IT1209944B (it) 1984-03-26 1985-03-22 Apparecchiatura di comando di direzione di fascio a banda stretta

Country Status (7)

Country Link
US (1) US4616231A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0174948A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1227837A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES8703065A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GR (1) GR850479B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1209944B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
WO (1) WO1985004508A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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US5014061A (en) * 1989-04-24 1991-05-07 Technology Research International Adaptive multifrequency signal combining system
US5019793A (en) * 1990-05-21 1991-05-28 Hughes Aircraft Company Digitally implemented variable phase shifter and amplitude weighting device
US6111816A (en) * 1997-02-03 2000-08-29 Teratech Corporation Multi-dimensional beamforming device
US6721235B2 (en) 1997-02-03 2004-04-13 Teratech Corporation Steerable beamforming system
US6292433B1 (en) * 1997-02-03 2001-09-18 Teratech Corporation Multi-dimensional beamforming device
US6842401B2 (en) 2000-04-06 2005-01-11 Teratech Corporation Sonar beamforming system
US6506154B1 (en) * 2000-11-28 2003-01-14 Insightec-Txsonics, Ltd. Systems and methods for controlling a phased array focused ultrasound system
US10052497B2 (en) 2005-07-22 2018-08-21 The Board Of Trustees Of The Leland Stanford Junior University System for optical stimulation of target cells
EP1919497B1 (en) 2005-07-22 2020-02-12 The Board of Trustees of the Leland Stanford Junior University Light-activated cation channel and uses thereof
US9238150B2 (en) 2005-07-22 2016-01-19 The Board Of Trustees Of The Leland Stanford Junior University Optical tissue interface method and apparatus for stimulating cells
US8926959B2 (en) 2005-07-22 2015-01-06 The Board Of Trustees Of The Leland Stanford Junior University System for optical stimulation of target cells
US9274099B2 (en) 2005-07-22 2016-03-01 The Board Of Trustees Of The Leland Stanford Junior University Screening test drugs to identify their effects on cell membrane voltage-gated ion channel
US8398692B2 (en) 2007-01-10 2013-03-19 The Board Of Trustees Of The Leland Stanford Junior University System for optical stimulation of target cells
WO2008101128A1 (en) 2007-02-14 2008-08-21 The Board Of Trustees Of The Leland Stanford Junior University System, method and applications involving identification of biological circuits such as neurological characteristics
WO2008106694A2 (en) 2007-03-01 2008-09-04 The Board Of Trustees Of The Leland Stanford Junior University Systems, methods and compositions for optical stimulation of target cells
JP2009088246A (ja) * 2007-09-28 2009-04-23 Canon Inc 露光装置およびデバイス製造方法
US10035027B2 (en) 2007-10-31 2018-07-31 The Board Of Trustees Of The Leland Stanford Junior University Device and method for ultrasonic neuromodulation via stereotactic frame based technique
US10434327B2 (en) 2007-10-31 2019-10-08 The Board Of Trustees Of The Leland Stanford Junior University Implantable optical stimulators
WO2009131837A2 (en) 2008-04-23 2009-10-29 The Board Of Trustees Of The Leland Stanford Junior University. Systems, methods and compositions for optical stimulation of target cells
KR20110018924A (ko) 2008-05-29 2011-02-24 더 보드 어브 트러스티스 어브 더 리랜드 스탠포드 주니어 유니버시티 세포주, 2차 전달물질의 광학적 조절을 위한 시스템 및 방법
EP3192562B1 (en) 2008-06-17 2020-03-04 The Board of Trustees of the Leland Stanford Junior University Devices for optical stimulation of target cells using an optical transmission element
JP5887136B2 (ja) 2008-06-17 2016-03-16 ザ ボード オブ トラスティーズ オブ ザ レランド スタンフォード ジュニア ユニバーシティー 細胞発達を制御するための装置および方法
US9101759B2 (en) 2008-07-08 2015-08-11 The Board Of Trustees Of The Leland Stanford Junior University Materials and approaches for optical stimulation of the peripheral nervous system
NZ602416A (en) 2008-11-14 2014-08-29 Univ Leland Stanford Junior Optically-based stimulation of target cells and modifications thereto
US9177543B2 (en) 2009-08-26 2015-11-03 Insightec Ltd. Asymmetric ultrasound phased-array transducer for dynamic beam steering to ablate tissues in MRI
EP2489034B1 (en) 2009-10-14 2016-11-30 Insightec Ltd. Mapping ultrasound transducers
US9079940B2 (en) 2010-03-17 2015-07-14 The Board Of Trustees Of The Leland Stanford Junior University Light-sensitive ion-passing molecules
US9852727B2 (en) 2010-04-28 2017-12-26 Insightec, Ltd. Multi-segment ultrasound transducers
CN103298480B (zh) 2010-11-05 2016-10-12 斯坦福大学托管董事会 记忆功能的控制和表征
CA2816968C (en) 2010-11-05 2019-11-26 The Board Of Trustees Of The Leland Stanford Junior University Optically-controlled cns dysfunction
EP3486253A1 (en) 2010-11-05 2019-05-22 The Board of Trustees of The Leland Stanford Junior University Light-activated chimeric opsins and methods of using the same
JP6002140B2 (ja) 2010-11-05 2016-10-05 ザ ボード オブ トラスティーズ オブ ザ レランド スタンフォード ジュニア ユニバーシティー 安定化階段関数オプシンタンパク質及びその使用方法
AU2011323235B2 (en) 2010-11-05 2015-10-29 The Board Of Trustees Of The Leland Stanford Junior University Optogenetic control of reward-related behaviors
EP2635341B1 (en) 2010-11-05 2018-08-08 The Board of Trustees of the Leland Stanford Junior University Upconversion of light for use in optogenetic methods
US8696722B2 (en) 2010-11-22 2014-04-15 The Board Of Trustees Of The Leland Stanford Junior University Optogenetic magnetic resonance imaging
JP6406581B2 (ja) 2011-12-16 2018-10-17 ザ ボード オブ トラスティーズ オブ ザ レランド スタンフォード ジュニア ユニバーシティー オプシンポリペプチドおよびその使用法
CN104363961B (zh) 2012-02-21 2017-10-03 斯坦福大学托管董事会 用于治疗盆底神经源性病症的组合物和方法
US9636380B2 (en) 2013-03-15 2017-05-02 The Board Of Trustees Of The Leland Stanford Junior University Optogenetic control of inputs to the ventral tegmental area
ES2742492T3 (es) 2013-03-15 2020-02-14 Univ Leland Stanford Junior Control optogenético del estado conductual
AU2014260101B2 (en) 2013-04-29 2018-07-26 Humboldt-Universitat Zu Berlin Devices, systems and methods for optogenetic modulation of action potentials in target cells
EP3033427A4 (en) 2013-08-14 2017-05-31 The Board Of Trustees Of The University Of the Leland Stanford Junior University Compositions and methods for controlling pain
WO2016209654A1 (en) 2015-06-22 2016-12-29 The Board Of Trustees Of The Leland Stanford Junior University Methods and devices for imaging and/or optogenetic control of light-responsive neurons
US11294165B2 (en) 2017-03-30 2022-04-05 The Board Of Trustees Of The Leland Stanford Junior University Modular, electro-optical device for increasing the imaging field of view using time-sequential capture

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US3002188A (en) * 1959-04-14 1961-09-26 Frank R Abbott Harmonic wave beam-steering system
US3670355A (en) * 1970-03-23 1972-06-20 Kashira Sakamoto Wiper assembly for vehicles
US4228531A (en) * 1970-09-17 1980-10-14 The United States Of America As Represented By The Secretary Of The Navy Automatic underwater null steering
US3863258A (en) * 1971-09-14 1975-01-28 Litton Systems Inc Binary beam system
US3909751A (en) * 1973-12-28 1975-09-30 Hughes Aircraft Co Microwave switch and shifter including a bistate capacitor
US3905009A (en) * 1974-09-20 1975-09-09 Us Navy Transducer array scanning system
GB2022256B (en) * 1978-05-23 1983-05-18 Secr Defence Sonar beam-forming
US4468749A (en) * 1980-08-20 1984-08-28 Fujitsu Limited Adjustable attenuator circuit
DE3277105D1 (en) * 1981-05-08 1987-10-01 Hitachi Ltd Signal voltage dividing circuit
DE3118198A1 (de) * 1981-05-08 1982-11-25 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schalter-kondensator-filter
US4532515A (en) * 1982-02-10 1985-07-30 Cantrell Ben H Angle of arrival measurements for two unresolved sources
JPS58151724A (ja) * 1982-03-05 1983-09-09 Nec Corp 受信機

Also Published As

Publication number Publication date
US4616231A (en) 1986-10-07
WO1985004508A1 (en) 1985-10-10
ES541537A0 (es) 1987-01-16
EP0174948A1 (en) 1986-03-26
CA1227837A (en) 1987-10-06
IT8547855A0 (it) 1985-03-22
GR850479B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1985-07-17
ES8703065A1 (es) 1987-01-16

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