JPWO2024009658A1 - - Google Patents
Info
- Publication number
- JPWO2024009658A1 JPWO2024009658A1 JP2024531954A JP2024531954A JPWO2024009658A1 JP WO2024009658 A1 JPWO2024009658 A1 JP WO2024009658A1 JP 2024531954 A JP2024531954 A JP 2024531954A JP 2024531954 A JP2024531954 A JP 2024531954A JP WO2024009658 A1 JPWO2024009658 A1 JP WO2024009658A1
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers
- H04R3/12—Circuits for transducers for distributing signals to two or more loudspeakers
- H04R3/14—Cross-over networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Multimedia (AREA)
- General Health & Medical Sciences (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Circuit For Audible Band Transducer (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022110171 | 2022-07-08 | ||
| JP2023018988 | 2023-02-10 | ||
| PCT/JP2023/020327 WO2024009658A1 (ja) | 2022-07-08 | 2023-05-31 | 電気音響変換器 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPWO2024009658A1 true JPWO2024009658A1 (enExample) | 2024-01-11 |
Family
ID=89453147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024531954A Pending JPWO2024009658A1 (enExample) | 2022-07-08 | 2023-05-31 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20250097629A1 (enExample) |
| JP (1) | JPWO2024009658A1 (enExample) |
| CN (1) | CN119422387A (enExample) |
| WO (1) | WO2024009658A1 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12560746B2 (en) * | 2022-09-15 | 2026-02-24 | Meta Platforms Technologies, Llc | Bi-cylindrical piezoelectric actuated optical lens |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009518922A (ja) * | 2005-12-07 | 2009-05-07 | ティーピーオー ディスプレイズ コーポレイション | 圧電スピーカ |
| JP5884048B2 (ja) * | 2010-12-02 | 2016-03-15 | パナソニックＩｐマネジメント株式会社 | 圧電スピーカおよび圧電スピーカアレイ |
| WO2016017632A1 (ja) * | 2014-07-31 | 2016-02-04 | 富士フイルム株式会社 | 電気音響変換フィルムおよび電気音響変換器 |
| JP2016140060A (ja) * | 2015-01-25 | 2016-08-04 | 株式会社サウンドファン | 万能スピーカ |
| CN113508605B (zh) * | 2019-03-07 | 2023-05-09 | 富士胶片株式会社 | 电声换能器 |
-
2023
- 2023-05-31 JP JP2024531954A patent/JPWO2024009658A1/ja active Pending
- 2023-05-31 WO PCT/JP2023/020327 patent/WO2024009658A1/ja not_active Ceased
- 2023-05-31 CN CN202380049776.XA patent/CN119422387A/zh active Pending
-
2024
- 2024-12-03 US US18/967,164 patent/US20250097629A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN119422387A (zh) | 2025-02-11 |
| US20250097629A1 (en) | 2025-03-20 |
| WO2024009658A1 (ja) | 2024-01-11 |