DE69512024D1 - Polyedrische richtwandleranordnung - Google Patents
Polyedrische richtwandleranordnungInfo
- Publication number
- DE69512024D1 DE69512024D1 DE69512024T DE69512024T DE69512024D1 DE 69512024 D1 DE69512024 D1 DE 69512024D1 DE 69512024 T DE69512024 T DE 69512024T DE 69512024 T DE69512024 T DE 69512024T DE 69512024 D1 DE69512024 D1 DE 69512024D1
- Authority
- DE
- Germany
- Prior art keywords
- polyedric
- director arrangement
- director
- arrangement
- polyedric director
- 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 - Fee Related
Links
Classifications
-
- 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
- G10K11/004—Mounting transducers, e.g. provided with mechanical moving or orienting device
- G10K11/006—Transducer mounting in underwater equipment, e.g. sonobuoys
- G10K11/008—Arrays of transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/42—Combinations of transducers with fluid-pressure or other non-electrical amplifying means
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Transducers For Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/186,392 US5377166A (en) | 1994-01-25 | 1994-01-25 | Polyhedral directional transducer array |
PCT/US1995/000910 WO1995020214A1 (en) | 1994-01-25 | 1995-01-23 | Polyhedral directional transducer array |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69512024D1 true DE69512024D1 (de) | 1999-10-14 |
DE69512024T2 DE69512024T2 (de) | 2000-02-24 |
Family
ID=22684774
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69512024T Expired - Fee Related DE69512024T2 (de) | 1994-01-25 | 1995-01-23 | Polyedrische richtwandleranordnung |
Country Status (5)
Country | Link |
---|---|
US (1) | US5377166A (de) |
EP (1) | EP0741899B1 (de) |
CA (1) | CA2181805C (de) |
DE (1) | DE69512024T2 (de) |
WO (1) | WO1995020214A1 (de) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5592441A (en) * | 1995-10-06 | 1997-01-07 | Martin Marietta Corporation | High-gain directional transducer array |
JP3572984B2 (ja) * | 1999-03-04 | 2004-10-06 | 富士写真光機株式会社 | 超音波トランスデューサ |
US6594582B1 (en) * | 1999-05-14 | 2003-07-15 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | GPS compound eye attitude and navigation sensor and method |
GB2414800B (en) * | 2000-01-27 | 2006-05-31 | Thomson Marconi Sonar Ltd | Sonar receiver with low side lobes |
EP1429219A1 (de) * | 2002-12-10 | 2004-06-16 | Abb Research Ltd. | Entwurf von Komponenten mit dicken Wanden für Kraftwerken mit Hilfe von Risswachstummodellen |
US6683819B1 (en) | 2003-01-21 | 2004-01-27 | Raytheon Company | Sonar array system |
US7765001B2 (en) | 2005-08-31 | 2010-07-27 | Ebr Systems, Inc. | Methods and systems for heart failure prevention and treatments using ultrasound and leadless implantable devices |
GB2442377B (en) * | 2004-08-10 | 2008-09-24 | 1 Ltd | Non-planar transducer arrays |
EP1833553B1 (de) * | 2004-12-21 | 2015-11-18 | EBR Systems, Inc. | Implantierbare wandler |
US7558631B2 (en) | 2004-12-21 | 2009-07-07 | Ebr Systems, Inc. | Leadless tissue stimulation systems and methods |
WO2006069215A2 (en) | 2004-12-21 | 2006-06-29 | Ebr Systems, Inc. | Leadless cardiac system for pacing and arrhythmia treatment |
EP1737267B1 (de) * | 2005-06-23 | 2007-11-14 | AKG Acoustics GmbH | Methode zur Modellierung eines Mikrofons |
US7702392B2 (en) | 2005-09-12 | 2010-04-20 | Ebr Systems, Inc. | Methods and apparatus for determining cardiac stimulation sites using hemodynamic data |
US8718773B2 (en) * | 2007-05-23 | 2014-05-06 | Ebr Systems, Inc. | Optimizing energy transmission in a leadless tissue stimulation system |
US7953493B2 (en) | 2007-12-27 | 2011-05-31 | Ebr Systems, Inc. | Optimizing size of implantable medical devices by isolating the power source |
EP2265166B1 (de) | 2008-03-25 | 2020-08-05 | EBR Systems, Inc. | Vorübergehende elektrodenverbindung für drahtlose schrittmachersysteme |
US20100016911A1 (en) | 2008-07-16 | 2010-01-21 | Ebr Systems, Inc. | Local Lead To Improve Energy Efficiency In Implantable Wireless Acoustic Stimulators |
WO2015024602A1 (en) * | 2013-08-23 | 2015-02-26 | Binauric SE | External speaker/microphone apparatus for use with an electrical device for providing audio signals and/or for voice communication |
CN107005768A (zh) * | 2014-12-22 | 2017-08-01 | 爱飞纽医疗机械贸易有限公司 | 具有包括厚金属层的柔性印刷电路板的超声波换能器及其制造方法 |
GB201609784D0 (en) | 2016-06-03 | 2016-07-20 | Craven Peter G And Travis Christopher | Microphone array providing improved horizontal directivity |
US10642898B1 (en) | 2017-04-11 | 2020-05-05 | Northrop Grumman Systems Corporation | Three-dimensional graph |
US10733166B1 (en) | 2017-05-03 | 2020-08-04 | Northrop Grumman Systems Corporation | Nested icosahedral grid |
WO2020131020A1 (en) * | 2018-12-17 | 2020-06-25 | Emerge Now Inc. | Systems for interfacing with immersive computing environments |
CN109433570B (zh) * | 2019-01-07 | 2023-06-16 | 中国科学院声学研究所北海研究站 | 一种多面体球形换能器及其制作方法 |
US12023488B2 (en) | 2020-08-17 | 2024-07-02 | Ebr Systems, Inc. | Implantable stimulation assemblies having tissue engagement mechanisms, and associated systems and methods |
US11671751B2 (en) * | 2021-04-28 | 2023-06-06 | Sennheiser Electronic Gmbh & Co. Kg | Microphone array |
FR3142057A1 (fr) * | 2022-11-15 | 2024-05-17 | Commissariat à l'énergie atomique et aux énergies alternatives | Procédé de communication de données numériques par ondes ultrasonores et dispositif de communication associé. |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1902907A1 (de) * | 1969-01-22 | 1970-08-20 | Herbertz Dipl Phys Joachim | Verfahren zur Bestimmung der Energiedichte in ultraschallerregten Fluessigkeitsraeumen |
GB1512514A (en) * | 1974-07-12 | 1978-06-01 | Nat Res Dev | Microphone assemblies |
JPS59224998A (ja) * | 1983-06-03 | 1984-12-17 | Mitsubishi Heavy Ind Ltd | 低音用スピ−カ装置 |
US4673057A (en) * | 1984-11-13 | 1987-06-16 | Glassco John M | Geometrical transducer arrangements |
FR2628539B1 (fr) * | 1988-03-11 | 1991-12-20 | Cgr Ultrasonic | Sonde, dispositif d'imagerie utilisant une telle sonde et procede mettant en oeuvre un tel dispositif |
US5258771A (en) * | 1990-05-14 | 1993-11-02 | General Electric Co. | Interleaved helix arrays |
US5239518A (en) * | 1992-05-15 | 1993-08-24 | Allied-Signal Inc. | Low frequency sonar projector and method |
-
1994
- 1994-01-25 US US08/186,392 patent/US5377166A/en not_active Expired - Lifetime
-
1995
- 1995-01-23 DE DE69512024T patent/DE69512024T2/de not_active Expired - Fee Related
- 1995-01-23 EP EP95909307A patent/EP0741899B1/de not_active Expired - Lifetime
- 1995-01-23 CA CA002181805A patent/CA2181805C/en not_active Expired - Fee Related
- 1995-01-23 WO PCT/US1995/000910 patent/WO1995020214A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
DE69512024T2 (de) | 2000-02-24 |
CA2181805A1 (en) | 1995-07-27 |
WO1995020214A1 (en) | 1995-07-27 |
EP0741899B1 (de) | 1999-09-08 |
EP0741899A1 (de) | 1996-11-13 |
CA2181805C (en) | 2000-03-28 |
US5377166A (en) | 1994-12-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |