NZ206475A - Ultrasonic transducer array provides beam steering - Google Patents
Ultrasonic transducer array provides beam steeringInfo
- Publication number
- NZ206475A NZ206475A NZ20647583A NZ20647583A NZ206475A NZ 206475 A NZ206475 A NZ 206475A NZ 20647583 A NZ20647583 A NZ 20647583A NZ 20647583 A NZ20647583 A NZ 20647583A NZ 206475 A NZ206475 A NZ 206475A
- Authority
- NZ
- New Zealand
- Prior art keywords
- ultrasonic transducer
- transducer array
- beam steering
- array provides
- provides beam
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/08—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with magnetostriction
- B06B1/085—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with magnetostriction using multiple elements, e.g. arrays
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NZ20647583A NZ206475A (en) | 1983-12-05 | 1983-12-05 | Ultrasonic transducer array provides beam steering |
GB08414282A GB2151025B (en) | 1983-12-05 | 1984-06-05 | Transducer |
AU36090/84A AU573655B2 (en) | 1983-12-05 | 1984-11-30 | Transducer array |
US06/676,818 US4704556A (en) | 1983-12-05 | 1984-11-30 | Transducers |
DE8484308392T DE3477287D1 (en) | 1983-12-05 | 1984-12-04 | Improvements relating to transducers |
EP84308392A EP0144234B1 (en) | 1983-12-05 | 1984-12-04 | Improvements relating to transducers |
AT84308392T ATE41542T1 (en) | 1983-12-05 | 1984-12-04 | CONVERTER. |
JP59257272A JPS60157060A (en) | 1983-12-05 | 1984-12-05 | Transducer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NZ20647583A NZ206475A (en) | 1983-12-05 | 1983-12-05 | Ultrasonic transducer array provides beam steering |
Publications (1)
Publication Number | Publication Date |
---|---|
NZ206475A true NZ206475A (en) | 1988-09-29 |
Family
ID=19920605
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NZ20647583A NZ206475A (en) | 1983-12-05 | 1983-12-05 | Ultrasonic transducer array provides beam steering |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS60157060A (en) |
GB (1) | GB2151025B (en) |
NZ (1) | NZ206475A (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU573655B2 (en) * | 1983-12-05 | 1988-06-16 | Kay, L. | Transducer array |
JP2000050387A (en) | 1998-07-16 | 2000-02-18 | Massachusetts Inst Of Technol <Mit> | Parameteric audio system |
US6775388B1 (en) | 1998-07-16 | 2004-08-10 | Massachusetts Institute Of Technology | Ultrasonic transducers |
US7391872B2 (en) | 1999-04-27 | 2008-06-24 | Frank Joseph Pompei | Parametric audio system |
US6771785B2 (en) | 2001-10-09 | 2004-08-03 | Frank Joseph Pompei | Ultrasonic transducer for parametric array |
US20040114770A1 (en) | 2002-10-30 | 2004-06-17 | Pompei Frank Joseph | Directed acoustic sound system |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7802688A (en) * | 1978-03-13 | 1979-09-17 | Philips Nv | DEVICE FOR CONVERSION FROM ACOUSTIC TO ELECTRICAL VIBRATIONS AND VERSIONS, EQUIPPED WITH AT LEAST ONE CONDENSER ELECTRICAL ELEMENT CONNECTED TO AN ELECTRONIC CIRCUIT. |
DE3103357C2 (en) * | 1981-01-31 | 1982-10-21 | Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln | Ultrasonic transducer |
-
1983
- 1983-12-05 NZ NZ20647583A patent/NZ206475A/en unknown
-
1984
- 1984-06-05 GB GB08414282A patent/GB2151025B/en not_active Expired
- 1984-12-05 JP JP59257272A patent/JPS60157060A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
GB8414282D0 (en) | 1984-07-11 |
JPS60157060A (en) | 1985-08-17 |
GB2151025B (en) | 1987-10-07 |
GB2151025A (en) | 1985-07-10 |
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