AT385386B - Elektrostatischer wandler - Google Patents
Elektrostatischer wandlerInfo
- Publication number
- AT385386B AT385386B AT0200986A AT200986A AT385386B AT 385386 B AT385386 B AT 385386B AT 0200986 A AT0200986 A AT 0200986A AT 200986 A AT200986 A AT 200986A AT 385386 B AT385386 B AT 385386B
- Authority
- AT
- Austria
- Prior art keywords
- electrostatic converter
- electrostatic
- converter
- Prior art date
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
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0200986A AT385386B (de) | 1986-07-24 | 1986-07-24 | Elektrostatischer wandler |
US07/071,013 US4790021A (en) | 1986-07-24 | 1987-07-08 | Electrostatic transducer |
DE19873723337 DE3723337A1 (de) | 1986-07-24 | 1987-07-15 | Elektrostatischer wandler |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0200986A AT385386B (de) | 1986-07-24 | 1986-07-24 | Elektrostatischer wandler |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA200986A ATA200986A (de) | 1987-08-15 |
AT385386B true AT385386B (de) | 1988-03-25 |
Family
ID=3525869
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0200986A AT385386B (de) | 1986-07-24 | 1986-07-24 | Elektrostatischer wandler |
Country Status (3)
Country | Link |
---|---|
US (1) | US4790021A (de) |
AT (1) | AT385386B (de) |
DE (1) | DE3723337A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4021661A1 (de) * | 1989-07-31 | 1991-02-07 | Akg Akustische Kino Geraete | Traeger fuer die gegenelektrode eines kondensatormikrophons |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5307082A (en) * | 1992-10-28 | 1994-04-26 | North Carolina State University | Electrostatically shaped membranes |
US5442595A (en) * | 1994-04-22 | 1995-08-15 | Xecutek Corporation | Capacitance-type ultrasonic transducer |
EP1259096A2 (de) * | 2001-05-14 | 2002-11-20 | AKG Acoustics GmbH | Innenisolation elektroakustischer Kapsel |
US7065224B2 (en) | 2001-09-28 | 2006-06-20 | Sonionmicrotronic Nederland B.V. | Microphone for a hearing aid or listening device with improved internal damping and foreign material protection |
US7670290B2 (en) * | 2002-08-14 | 2010-03-02 | Siemens Medical Solutions Usa, Inc. | Electric circuit for tuning a capacitive electrostatic transducer |
DE102004027110A1 (de) * | 2004-06-03 | 2005-12-29 | Sennheiser Electronic Gmbh & Co. Kg | Mikrofon |
US7415121B2 (en) | 2004-10-29 | 2008-08-19 | Sonion Nederland B.V. | Microphone with internal damping |
JP2011023857A (ja) * | 2009-07-14 | 2011-02-03 | Audio Technica Corp | コンデンサマイクロホン |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT323257B (de) * | 1973-06-26 | 1975-07-10 | Akg Akustische Kino Geraete | Kondensatormikrophon |
US4331840A (en) * | 1980-02-22 | 1982-05-25 | Lectret S.A. | Electret transducer with tapered acoustic chamber |
US4429193A (en) * | 1981-11-20 | 1984-01-31 | Bell Telephone Laboratories, Incorporated | Electret transducer with variable effective air gap |
US4434327A (en) * | 1981-11-20 | 1984-02-28 | Bell Telephone Laboratories, Incorporated | Electret transducer with variable actual air gap |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE822249C (de) * | 1948-10-02 | 1951-11-22 | Klangfilm G M B H | Kondensator-Mikrophon |
GB2044037B (en) * | 1978-12-23 | 1983-03-23 | Tokyo Shibaura Electric Co | Electrostatic microphone |
US4302633A (en) * | 1980-03-28 | 1981-11-24 | Hosiden Electronics Co., Ltd. | Electrode plate electret of electro-acoustic transducer and its manufacturing method |
GB2122842B (en) * | 1982-05-29 | 1985-08-29 | Tokyo Shibaura Electric Co | An electroacoustic transducer and a method of manufacturing an electroacoustic transducer |
-
1986
- 1986-07-24 AT AT0200986A patent/AT385386B/de not_active IP Right Cessation
-
1987
- 1987-07-08 US US07/071,013 patent/US4790021A/en not_active Expired - Lifetime
- 1987-07-15 DE DE19873723337 patent/DE3723337A1/de not_active Ceased
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT323257B (de) * | 1973-06-26 | 1975-07-10 | Akg Akustische Kino Geraete | Kondensatormikrophon |
US4331840A (en) * | 1980-02-22 | 1982-05-25 | Lectret S.A. | Electret transducer with tapered acoustic chamber |
US4429193A (en) * | 1981-11-20 | 1984-01-31 | Bell Telephone Laboratories, Incorporated | Electret transducer with variable effective air gap |
US4434327A (en) * | 1981-11-20 | 1984-02-28 | Bell Telephone Laboratories, Incorporated | Electret transducer with variable actual air gap |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4021661A1 (de) * | 1989-07-31 | 1991-02-07 | Akg Akustische Kino Geraete | Traeger fuer die gegenelektrode eines kondensatormikrophons |
DE4021661C2 (de) * | 1989-07-31 | 1999-03-11 | Akg Akustische Kino Geraete | Träger für die Gegenelektrode eines Kondensatormikrophons |
Also Published As
Publication number | Publication date |
---|---|
ATA200986A (de) | 1987-08-15 |
US4790021A (en) | 1988-12-06 |
DE3723337A1 (de) | 1988-01-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELA | Expired due to lapse of time |