TWI376162B - - Google Patents
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- Publication number
- TWI376162B TWI376162B TW97144799A TW97144799A TWI376162B TW I376162 B TWI376162 B TW I376162B TW 97144799 A TW97144799 A TW 97144799A TW 97144799 A TW97144799 A TW 97144799A TW I376162 B TWI376162 B TW I376162B
- Authority
- TW
- Taiwan
- Prior art keywords
- diaphragm
- conductive
- electrode
- electret
- resident
- Prior art date
Links
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- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW97144799A TW201021584A (en) | 2008-11-20 | 2008-11-20 | Back electret type double diaphragm electro-acoustical actuator and manufacturing method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW97144799A TW201021584A (en) | 2008-11-20 | 2008-11-20 | Back electret type double diaphragm electro-acoustical actuator and manufacturing method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
TW201021584A TW201021584A (en) | 2010-06-01 |
TWI376162B true TWI376162B (de) | 2012-11-01 |
Family
ID=44832692
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW97144799A TW201021584A (en) | 2008-11-20 | 2008-11-20 | Back electret type double diaphragm electro-acoustical actuator and manufacturing method thereof |
Country Status (1)
Country | Link |
---|---|
TW (1) | TW201021584A (de) |
-
2008
- 2008-11-20 TW TW97144799A patent/TW201021584A/zh unknown
Also Published As
Publication number | Publication date |
---|---|
TW201021584A (en) | 2010-06-01 |
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