ZA714259B - An electrostatic electroacoustic transducer - Google Patents
An electrostatic electroacoustic transducerInfo
- Publication number
- ZA714259B ZA714259B ZA714259A ZA714259A ZA714259B ZA 714259 B ZA714259 B ZA 714259B ZA 714259 A ZA714259 A ZA 714259A ZA 714259 A ZA714259 A ZA 714259A ZA 714259 B ZA714259 B ZA 714259B
- Authority
- ZA
- South Africa
- Prior art keywords
- electroacoustic transducer
- electrostatic electroacoustic
- electrostatic
- transducer
- electroacoustic
- 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
- H04R19/01—Electrostatic transducers characterised by the use of electrets
- H04R19/013—Electrostatic transducers characterised by the use of electrets for loudspeakers
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 |
|---|---|---|---|
| JP45061021A JPS4963B1 (OSRAM) | 1970-07-14 | 1970-07-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA714259B true ZA714259B (en) | 1972-03-29 |
Family
ID=13159228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA714259A ZA714259B (en) | 1970-07-14 | 1971-06-29 | An electrostatic electroacoustic transducer |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS4963B1 (OSRAM) |
| CA (1) | CA949675A (OSRAM) |
| DE (1) | DE2134661B2 (OSRAM) |
| FR (1) | FR2100905B1 (OSRAM) |
| GB (1) | GB1353098A (OSRAM) |
| ZA (1) | ZA714259B (OSRAM) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003079384A2 (en) | 2002-03-11 | 2003-09-25 | Uni-Pixel Displays, Inc. | Double-electret mems actuator |
| CN102651836A (zh) * | 2011-02-28 | 2012-08-29 | 千如电机工业股份有限公司 | 用于平板型电声致动器的音讯驱动器 |
| EP2512029A1 (en) * | 2011-04-11 | 2012-10-17 | ABC Taiwan Electronics Corp. | Audio signal driver for flat sound generator |
| HK1198350A1 (en) * | 2011-07-21 | 2015-04-02 | C-Eng Co., Ltd. | Self-resonating sound emitting speaker and method for installing self-resonating sound emitting speaker |
-
1970
- 1970-07-14 JP JP45061021A patent/JPS4963B1/ja active Pending
-
1971
- 1971-06-29 ZA ZA714259A patent/ZA714259B/xx unknown
- 1971-07-12 DE DE19712134661 patent/DE2134661B2/de active Pending
- 1971-07-13 FR FR7125767A patent/FR2100905B1/fr not_active Expired
- 1971-07-13 CA CA118,039A patent/CA949675A/en not_active Expired
- 1971-07-14 GB GB3313771A patent/GB1353098A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA949675A (en) | 1974-06-18 |
| JPS4963B1 (OSRAM) | 1974-01-05 |
| DE2134661B2 (de) | 1973-08-16 |
| FR2100905A1 (OSRAM) | 1972-03-24 |
| FR2100905B1 (OSRAM) | 1974-10-31 |
| DE2134661A1 (de) | 1972-02-10 |
| GB1353098A (en) | 1974-05-15 |
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