BE621159A - - Google Patents
Info
- Publication number
- BE621159A BE621159A BE621159DA BE621159A BE 621159 A BE621159 A BE 621159A BE 621159D A BE621159D A BE 621159DA BE 621159 A BE621159 A BE 621159A
- Authority
- BE
- Belgium
- Prior art keywords
- bottom plate
- layer
- diaphragm
- layers
- thin
- Prior art date
Links
- 239000000463 material Substances 0.000 claims description 9
- 239000003989 dielectric material Substances 0.000 claims description 8
- 229920002799 BoPET Polymers 0.000 claims description 6
- 239000005041 Mylar™ Substances 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910000881 Cu alloy Inorganic materials 0.000 claims 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims 1
- 229910001297 Zn alloy Inorganic materials 0.000 claims 1
- 239000011701 zinc Substances 0.000 claims 1
- 239000011888 foil Substances 0.000 description 11
- 238000010276 construction Methods 0.000 description 8
- 239000003990 capacitor Substances 0.000 description 7
- 239000004033 plastic Substances 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000005513 bias potential Methods 0.000 description 3
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229920005479 Lucite® Polymers 0.000 description 1
- 241000158147 Sator Species 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000011104 metalized film Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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
- H04R19/04—Microphones
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE621159A true BE621159A (enrdf_load_stackoverflow) |
Family
ID=194309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE621159D BE621159A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE621159A (enrdf_load_stackoverflow) |
-
0
- BE BE621159D patent/BE621159A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0032082B1 (fr) | Transducteur électroacoustique à dôme actif | |
| EP0072288B1 (fr) | Transducteur électroacoustique à polymère piézoélectrique | |
| EP2524519B1 (fr) | Système de haut-parleur coaxial à chambre de compression à pavillon | |
| FR2569931A1 (fr) | Elements piezoelectriques vibrants et transducteurs piezoelectriques electroacoustiques utilisant de tels elements | |
| EP0118356A1 (fr) | Transducteur électroacoustique à diaphragme piézoélectrique | |
| EP2577992A1 (fr) | Haut-parleur acoustique | |
| WO1980001128A1 (fr) | Transducteur electro-acoustique | |
| US3118979A (en) | Electrostatic transducer | |
| EP0180518A1 (fr) | Transducteur électroacoustique à diaphragme piézoélectrique | |
| JP6505845B2 (ja) | 電気音響変換フィルム | |
| CH625928A5 (enrdf_load_stackoverflow) | ||
| JP2019216461A (ja) | 電気音響変換器、および、電気音響変換システム | |
| EP3469812B1 (fr) | Transducteur electrodynamique large bande pour casque audio et casque audio associe | |
| BE621159A (enrdf_load_stackoverflow) | ||
| CA2613682A1 (en) | Electro acoustic transducer | |
| FR2519502A1 (fr) | Mo | |
| FR2542550A1 (fr) | Transducteur electroacoustique a correction acoustique integree | |
| EP2700247B1 (fr) | Dispositif d'emission d'une onde acoustique | |
| EP0270394B1 (fr) | Procédé de fractionnement de la restitution sonore de signaux modulés dans des transducteurs montés en parallèle, et jeux de transducteurs correspondants | |
| FR2574609A1 (fr) | Elements piezoelectriques vibrants et transducteurs piezoelectriques electroacoustiques utilisant de tels elements | |
| CN101662718A (zh) | 薄膜扬声器 | |
| EP0335892B1 (fr) | Procede de correction de la reponse amplitude/frequence d'un systeme de transduction electro-acoustique et ensemble transducteur correspondant | |
| FR2474800A1 (fr) | Transducteur electro-acoustique a membrane en forme d'anneau spherique | |
| FR3024630A1 (fr) | Haut-parleur compact incluant une membrane comprenant des plis radiaux | |
| FR2574610A1 (fr) | Elements piezoelectriques vibrants et transducteurs piezoelectriques electroacoustiques utilisant de tels elements |