FI20165561A - Electrostatic membrane structure and electrostatic element - Google Patents
Electrostatic membrane structure and electrostatic elementInfo
- Publication number
- FI20165561A FI20165561A FI20165561A FI20165561A FI20165561A FI 20165561 A FI20165561 A FI 20165561A FI 20165561 A FI20165561 A FI 20165561A FI 20165561 A FI20165561 A FI 20165561A FI 20165561 A FI20165561 A FI 20165561A
- Authority
- FI
- Finland
- Prior art keywords
- electrostatic
- membrane structure
- electrostatic element
- electrostatic membrane
- membrane
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
-
- 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
-
- 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
- H04R19/016—Electrostatic transducers characterised by the use of electrets for microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
- H04R7/06—Plane diaphragms comprising a plurality of sections or layers
- H04R7/10—Plane diaphragms comprising a plurality of sections or layers comprising superposed layers in contact
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20165561A FI129536B (en) | 2016-07-05 | 2016-07-05 | Electrostatic film structure and electrostatic element |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20165561A FI129536B (en) | 2016-07-05 | 2016-07-05 | Electrostatic film structure and electrostatic element |
Publications (2)
Publication Number | Publication Date |
---|---|
FI20165561A true FI20165561A (en) | 2018-01-06 |
FI129536B FI129536B (en) | 2022-04-14 |
Family
ID=61166225
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20165561A FI129536B (en) | 2016-07-05 | 2016-07-05 | Electrostatic film structure and electrostatic element |
Country Status (1)
Country | Link |
---|---|
FI (1) | FI129536B (en) |
-
2016
- 2016-07-05 FI FI20165561A patent/FI129536B/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
FI129536B (en) | 2022-04-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG | Patent granted |
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