ES413393A1 - Perfeccionamientos en las disposiciones de transductor electroacustico. - Google Patents
Perfeccionamientos en las disposiciones de transductor electroacustico.Info
- Publication number
- ES413393A1 ES413393A1 ES413393A ES413393A ES413393A1 ES 413393 A1 ES413393 A1 ES 413393A1 ES 413393 A ES413393 A ES 413393A ES 413393 A ES413393 A ES 413393A ES 413393 A1 ES413393 A1 ES 413393A1
- Authority
- ES
- Spain
- Prior art keywords
- dielectric
- landing
- facing
- plate
- peripheral
- 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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R19/00—Electrostatic transducers
- H04R19/01—Electrostatic transducers characterised by the use of electrets
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
- H04R25/60—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles
- H04R25/604—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles of acoustic or vibrational transducers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00241580A US3816671A (en) | 1972-04-06 | 1972-04-06 | Electret transducer cartridge and case |
Publications (1)
Publication Number | Publication Date |
---|---|
ES413393A1 true ES413393A1 (es) | 1976-01-16 |
Family
ID=22911276
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES413393A Expired ES413393A1 (es) | 1972-04-06 | 1973-04-05 | Perfeccionamientos en las disposiciones de transductor electroacustico. |
Country Status (3)
Country | Link |
---|---|
US (1) | US3816671A (es) |
DE (1) | DE2317424C3 (es) |
ES (1) | ES413393A1 (es) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7216501A (es) * | 1972-12-06 | 1974-06-10 | ||
NL7313455A (nl) * | 1973-10-01 | 1975-04-03 | Philips Nv | Mikrofoon met elektrostatische capsule. |
JPS5636233Y2 (es) * | 1974-12-27 | 1981-08-26 | ||
US3958662A (en) * | 1975-02-18 | 1976-05-25 | Bell Telephone Laboratories, Incorporated | Tensioned diaphragm mounting for an electroacoustic transducer |
JPS5654711Y2 (es) * | 1976-06-11 | 1981-12-19 | ||
US4046974A (en) * | 1976-10-01 | 1977-09-06 | Bell Telephone Laboratories, Incorporated | Electroacoustic transducer with springs forming electrical interconnections as a result of assembly |
US4081626A (en) * | 1976-11-12 | 1978-03-28 | Polaroid Corporation | Electrostatic transducer having narrowed directional characteristic |
JPS5754399Y2 (es) * | 1978-02-20 | 1982-11-25 | ||
NL7802688A (nl) * | 1978-03-13 | 1979-09-17 | Philips Nv | Inrichting voor het omzetten van akoestische in elektrische trillingen en omgekeerd, voor- zien van tenminste een kondensator elektreet- element aangesloten op een elektronische schakeling. |
GB2029161B (en) * | 1978-08-21 | 1983-01-26 | Hosiden Electronics Co | Electret microphone |
US4443666A (en) * | 1980-11-24 | 1984-04-17 | Gentex Corporation | Electret microphone assembly |
US4385209A (en) * | 1980-11-28 | 1983-05-24 | Northern Telecom Limited | Adjustment of operating characteristics of a telephone transmitter including an electret transducer |
JPS57188105A (en) * | 1981-05-14 | 1982-11-19 | Toshiba Corp | Electret constituent |
US4439642A (en) * | 1981-12-28 | 1984-03-27 | Polaroid Corporation | High energy ultrasonic transducer |
US4492825A (en) * | 1982-07-28 | 1985-01-08 | At&T Bell Laboratories | Electroacoustic transducer |
US4509193A (en) * | 1983-07-11 | 1985-04-02 | Industrial Research Products, Inc. | Miniature acoustical transducer with filter/regulator power supply circuit |
FR2572616A1 (fr) * | 1984-10-30 | 1986-05-02 | Thomson Csf | Transducteur electro-acoustique a diaphragme piezoelectrique |
US5408534A (en) * | 1992-03-05 | 1995-04-18 | Knowles Electronics, Inc. | Electret microphone assembly, and method of manufacturer |
US5627901A (en) * | 1993-06-23 | 1997-05-06 | Apple Computer, Inc. | Directional microphone for computer visual display monitor and method for construction |
US5570428A (en) * | 1994-09-27 | 1996-10-29 | Tibbetts Industries, Inc. | Transducer assembly |
US5574794A (en) * | 1995-01-19 | 1996-11-12 | Earmark, Inc. | Microphone assembly for adhesive attachment to a vibratory surface |
JP3244448B2 (ja) * | 1997-03-19 | 2002-01-07 | 富士高分子工業株式会社 | 導電性ゴム接点を使用した小型マイク組立品 |
US6307946B1 (en) | 1997-06-25 | 2001-10-23 | Fuji Polymer Industries Co., Ltd. | Miniature microphone component |
US6775388B1 (en) | 1998-07-16 | 2004-08-10 | Massachusetts Institute Of Technology | Ultrasonic transducers |
JP2000050387A (ja) | 1998-07-16 | 2000-02-18 | Massachusetts Inst Of Technol <Mit> | パラメトリックオ―ディオシステム |
JP4294798B2 (ja) * | 1998-07-16 | 2009-07-15 | マサチューセッツ・インスティテュート・オブ・テクノロジー | 超音波トランスデューサ |
US6771785B2 (en) | 2001-10-09 | 2004-08-03 | Frank Joseph Pompei | Ultrasonic transducer for parametric array |
US7352876B2 (en) * | 2003-04-28 | 2008-04-01 | Knowles Electronics, Llc. | Method and apparatus for substantially improving power supply rejection performance in a miniature microphone assembly |
US7415121B2 (en) * | 2004-10-29 | 2008-08-19 | Sonion Nederland B.V. | Microphone with internal damping |
EP2046072A3 (en) * | 2007-10-01 | 2009-11-04 | Sonion Nederland B.V. | A microphone assembly with a replaceable part |
US8100019B2 (en) * | 2010-04-07 | 2012-01-24 | Mkt Engineering, Llc | Cartridge fluid transducer |
US9116099B2 (en) | 2012-12-27 | 2015-08-25 | General Electric Company | Wide dynamic range conductivity measurements in water |
US10877137B2 (en) * | 2016-12-02 | 2020-12-29 | Magna Electronics Inc. | Vehicle sensing system with ultrasonic transducer |
-
1972
- 1972-04-06 US US00241580A patent/US3816671A/en not_active Expired - Lifetime
-
1973
- 1973-04-05 ES ES413393A patent/ES413393A1/es not_active Expired
- 1973-04-06 DE DE2317424A patent/DE2317424C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2317424C3 (de) | 1975-11-06 |
DE2317424B2 (de) | 1975-03-06 |
DE2317424A1 (de) | 1973-10-18 |
US3816671A (en) | 1974-06-11 |
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