EP0576216A3 - - Google Patents
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- Publication number
- EP0576216A3 EP0576216A3 EP19930304780 EP93304780A EP0576216A3 EP 0576216 A3 EP0576216 A3 EP 0576216A3 EP 19930304780 EP19930304780 EP 19930304780 EP 93304780 A EP93304780 A EP 93304780A EP 0576216 A3 EP0576216 A3 EP 0576216A3
- Authority
- EP
- European Patent Office
- 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.)
- Granted
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
- G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
- G10K9/18—Details, e.g. bulbs, pumps, pistons, switches or casings
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP186138/92 | 1992-06-20 | ||
JP18613892A JPH066899A (en) | 1992-06-20 | 1992-06-20 | Temperature compensation method for sound pressure characteristic of electroacoustic transducer |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0576216A2 EP0576216A2 (en) | 1993-12-29 |
EP0576216A3 true EP0576216A3 (en) | 1994-08-31 |
EP0576216B1 EP0576216B1 (en) | 1999-03-17 |
Family
ID=16183046
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19930304780 Expired - Lifetime EP0576216B1 (en) | 1992-06-20 | 1993-06-18 | Method of compensating for a change in sound pressure characteristic with temperature of an elecrtoacoustic transducer |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0576216B1 (en) |
JP (1) | JPH066899A (en) |
CN (1) | CN1038095C (en) |
DE (1) | DE69323930T2 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001204096A (en) * | 2000-01-24 | 2001-07-27 | Star Micronics Co Ltd | Electromagnetic acoustic transducer and its manufacturing method |
JP4802998B2 (en) * | 2005-12-19 | 2011-10-26 | セイコーエプソン株式会社 | Electrostatic ultrasonic transducer drive control method, electrostatic ultrasonic transducer, ultrasonic speaker using the same, audio signal reproduction method, superdirective acoustic system, and display device |
EP3382691B1 (en) * | 2017-03-30 | 2021-05-26 | Mitsuba Corporation | Horn device |
CN112827787B (en) * | 2021-01-07 | 2022-06-21 | 歌尔微电子股份有限公司 | Ultrasonic transducer |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2041616A (en) * | 1979-01-29 | 1980-09-10 | Ibuki Kogyo Co Ltd | Electric horns |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59150880A (en) * | 1983-02-14 | 1984-08-29 | 国産金属工業株式会社 | Door lock |
-
1992
- 1992-06-20 JP JP18613892A patent/JPH066899A/en active Pending
-
1993
- 1993-06-18 EP EP19930304780 patent/EP0576216B1/en not_active Expired - Lifetime
- 1993-06-18 DE DE1993623930 patent/DE69323930T2/en not_active Expired - Fee Related
- 1993-06-19 CN CN 93107429 patent/CN1038095C/en not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2041616A (en) * | 1979-01-29 | 1980-09-10 | Ibuki Kogyo Co Ltd | Electric horns |
Also Published As
Publication number | Publication date |
---|---|
DE69323930D1 (en) | 1999-04-22 |
EP0576216A2 (en) | 1993-12-29 |
DE69323930T2 (en) | 1999-08-26 |
CN1038095C (en) | 1998-04-15 |
CN1083300A (en) | 1994-03-02 |
EP0576216B1 (en) | 1999-03-17 |
JPH066899A (en) | 1994-01-14 |
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