KR840001425A - 분극된 고체유전 캐패시터 전자-음향 변환기 - Google Patents
분극된 고체유전 캐패시터 전자-음향 변환기 Download PDFInfo
- Publication number
- KR840001425A KR840001425A KR1019820003586A KR820003586A KR840001425A KR 840001425 A KR840001425 A KR 840001425A KR 1019820003586 A KR1019820003586 A KR 1019820003586A KR 820003586 A KR820003586 A KR 820003586A KR 840001425 A KR840001425 A KR 840001425A
- Authority
- KR
- South Korea
- Prior art keywords
- plate
- solid dielectric
- electroacoustic transducer
- dielectric capacitor
- polarized solid
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 title claims 23
- 239000007787 solid Substances 0.000 title claims 23
- 230000010287 polarization Effects 0.000 claims 6
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 claims 1
- 230000003321 amplification Effects 0.000 claims 1
- 238000005452 bending Methods 0.000 claims 1
- 229920001577 copolymer Polymers 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 238000003199 nucleic acid amplification method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification 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
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/005—Piezoelectric transducers; Electrostrictive transducers using a piezoelectric polymer
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8115507 | 1981-08-11 | ||
FR8115507A FR2511571A1 (fr) | 1981-08-11 | 1981-08-11 | Transducteur electroacoustique a condensateur a dielectrique solide polarise |
Publications (1)
Publication Number | Publication Date |
---|---|
KR840001425A true KR840001425A (ko) | 1984-04-30 |
Family
ID=9261362
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019820003586A KR840001425A (ko) | 1981-08-11 | 1982-08-10 | 분극된 고체유전 캐패시터 전자-음향 변환기 |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0072289A3 (ja) |
JP (1) | JPS5841000A (ja) |
KR (1) | KR840001425A (ja) |
FR (1) | FR2511571A1 (ja) |
GB (1) | GB2111799A (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2542552B1 (fr) * | 1983-03-07 | 1986-04-11 | Thomson Csf | Transducteur electroacoustique a diaphragme piezo-electrique |
DE3425175A1 (de) * | 1984-07-09 | 1986-03-27 | Fernsprech- und Signalbau KG Schüler & Vershoven, 4300 Essen | Piezoelektrischer, akustischer wandler |
DE3425176A1 (de) * | 1984-07-09 | 1986-02-20 | Fernsprech Und Signalbau Kg Sc | Piezoelektrische fernsprechkapsel |
DE3825973A1 (de) * | 1988-07-29 | 1990-02-01 | Siemens Ag | Elektroakustischer einheitswandler |
WO2003086012A1 (fr) * | 2002-04-11 | 2003-10-16 | Rion Co.,Ltd | Convertisseur electroacoustique |
DE102010021157A1 (de) * | 2010-05-21 | 2011-11-24 | Daniela Manger | 3D-Stereospaltmikrofon |
KR101781551B1 (ko) * | 2011-07-20 | 2017-09-27 | 삼성전자주식회사 | 전기에너지 발생 소자 및 그 구동방법 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1131741B (de) * | 1961-02-03 | 1962-06-20 | Siemens Ag | Elektrostriktive Membran fuer einen elektroakustischen Wandler |
FR1334235A (fr) * | 1961-09-29 | 1963-08-02 | Siemens Ag | Transformateur électro-acoustique |
US4170742A (en) * | 1974-07-15 | 1979-10-09 | Pioneer Electronic Corporation | Piezoelectric transducer with multiple electrode areas |
GB1520118A (en) * | 1975-08-11 | 1978-08-02 | Rank Organisation Ltd | Transducers |
GB1565860A (en) * | 1976-04-02 | 1980-04-23 | Matsushita Electric Ind Co Ltd | Microphone utilizing high-polymer piezoelectric membrane |
-
1981
- 1981-08-11 FR FR8115507A patent/FR2511571A1/fr active Granted
-
1982
- 1982-07-27 EP EP82401394A patent/EP0072289A3/fr not_active Withdrawn
- 1982-08-09 GB GB08222881A patent/GB2111799A/en not_active Withdrawn
- 1982-08-10 JP JP57139076A patent/JPS5841000A/ja active Pending
- 1982-08-10 KR KR1019820003586A patent/KR840001425A/ko unknown
Also Published As
Publication number | Publication date |
---|---|
GB2111799A (en) | 1983-07-06 |
FR2511571B1 (ja) | 1983-12-02 |
JPS5841000A (ja) | 1983-03-10 |
EP0072289A2 (fr) | 1983-02-16 |
FR2511571A1 (fr) | 1983-02-18 |
EP0072289A3 (fr) | 1983-04-06 |
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