ES8703065A1 - Perfeccionamientos introducidos en instalaciones formadoras de haces, con desfase, prevista especialmente para transductores y disposicion de formador de haz correspondiente. - Google Patents
Perfeccionamientos introducidos en instalaciones formadoras de haces, con desfase, prevista especialmente para transductores y disposicion de formador de haz correspondiente.Info
- Publication number
- ES8703065A1 ES8703065A1 ES541537A ES541537A ES8703065A1 ES 8703065 A1 ES8703065 A1 ES 8703065A1 ES 541537 A ES541537 A ES 541537A ES 541537 A ES541537 A ES 541537A ES 8703065 A1 ES8703065 A1 ES 8703065A1
- Authority
- ES
- Spain
- Prior art keywords
- narrow
- proportionalities
- phase shift
- cosine
- steering system
- 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.)
- Expired
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)
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 |
---|---|
ES541537A0 ES541537A0 (es) | 1987-01-16 |
ES8703065A1 true ES8703065A1 (es) | 1987-01-16 |
Family
ID=24373608
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES541537A Expired ES8703065A1 (es) | 1984-03-26 | 1985-03-25 | Perfeccionamientos introducidos en instalaciones formadoras de haces, con desfase, prevista especialmente para transductores y disposicion de formador de haz correspondiente. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4616231A (en:Method) |
EP (1) | EP0174948A1 (en:Method) |
CA (1) | CA1227837A (en:Method) |
ES (1) | ES8703065A1 (en:Method) |
GR (1) | GR850479B (en:Method) |
IT (1) | IT1209944B (en:Method) |
WO (1) | WO1985004508A1 (en:Method) |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
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 |
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 |
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 |
US10434327B2 (en) | 2007-10-31 | 2019-10-08 | The Board Of Trustees Of The Leland Stanford Junior University | Implantable optical stimulators |
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 |
KR20110005280A (ko) | 2008-04-23 | 2011-01-17 | 더 보드 어브 트러스티스 어브 더 리랜드 스탠포드 주니어 유니버시티 | 표적 세포의 광학적 자극을 위한 시스템, 방법 및 조성물 |
WO2009148946A2 (en) | 2008-05-29 | 2009-12-10 | The Board Of Trustees Of The Leland Stanford Junior University | Cell line, system and method for optical control of secondary messengers |
US10711242B2 (en) | 2008-06-17 | 2020-07-14 | The Board Of Trustees Of The Leland Stanford Junior University | Apparatus and methods for controlling cellular development |
EP2303406B1 (en) | 2008-06-17 | 2016-11-09 | The Board of Trustees of the Leland Stanford Junior University | Devices for optical stimulation of target cells using an optical transmission element |
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 |
US8661873B2 (en) | 2009-10-14 | 2014-03-04 | Insightec Ltd. | Mapping ultrasound transducers |
EP3399024A1 (en) | 2010-03-17 | 2018-11-07 | 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 |
CA2816972C (en) | 2010-11-05 | 2019-12-03 | The Board Of Trustees Of The Leland Stanford Junior University | Control and characterization of memory function |
US9992981B2 (en) | 2010-11-05 | 2018-06-12 | The Board Of Trustees Of The Leland Stanford Junior University | Optogenetic control of reward-related behaviors |
ES2716819T3 (es) | 2010-11-05 | 2019-06-17 | Univ Leland Stanford Junior | Opsinas quiméricas activadas por luz y métodos de uso de las mismas |
CA2816990A1 (en) | 2010-11-05 | 2012-05-10 | The Board Of Trustees Of The Leland Stanford Junior University | Stabilized step function opsin proteins and methods of using the same |
CN103313752B (zh) | 2010-11-05 | 2016-10-19 | 斯坦福大学托管董事会 | 用于光遗传学方法的光的上转换 |
JP6155192B2 (ja) | 2010-11-05 | 2017-06-28 | 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 | 光により制御される中枢神経系(cns)機能不全 |
US8696722B2 (en) | 2010-11-22 | 2014-04-15 | The Board Of Trustees Of The Leland Stanford Junior University | Optogenetic magnetic resonance imaging |
ES2724803T3 (es) | 2011-12-16 | 2019-09-16 | Univ Leland Stanford Junior | Polipéptidos opsinas y métodos de utilización de los mismos |
ES2728077T3 (es) | 2012-02-21 | 2019-10-22 | Univ Leland Stanford Junior | Composiciones para el tratamiento de trastornos neurogénicos del suelo pélvico |
JP6594854B2 (ja) | 2013-03-15 | 2019-10-23 | 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 | 行動状態の光遺伝学的制御方法 |
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 |
CA2908864A1 (en) | 2013-04-29 | 2014-11-06 | The Board Of Trustees Of The Leland Stanford Junior University | Devices, systems and methods for optogenetic modulation of action potentials in target cells |
JP6621747B2 (ja) | 2013-08-14 | 2019-12-18 | 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 | 疼痛を制御するための組成物及び方法 |
US10568516B2 (en) | 2015-06-22 | 2020-02-25 | 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 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
-
1984
- 1984-03-26 US US06/593,155 patent/US4616231A/en not_active Expired - Lifetime
-
1985
- 1985-02-15 WO PCT/US1985/000248 patent/WO1985004508A1/en unknown
- 1985-02-15 EP EP85901231A patent/EP0174948A1/en not_active Withdrawn
- 1985-02-26 GR GR850479A patent/GR850479B/el unknown
- 1985-03-22 IT IT8547855A patent/IT1209944B/it active
- 1985-03-25 CA CA000477356A patent/CA1227837A/en not_active Expired
- 1985-03-25 ES ES541537A patent/ES8703065A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT8547855A0 (it) | 1985-03-22 |
EP0174948A1 (en) | 1986-03-26 |
IT1209944B (it) | 1989-08-30 |
GR850479B (en:Method) | 1985-07-17 |
US4616231A (en) | 1986-10-07 |
CA1227837A (en) | 1987-10-06 |
ES541537A0 (es) | 1987-01-16 |
WO1985004508A1 (en) | 1985-10-10 |
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