JPWO2023021944A1 - - Google Patents
Info
- Publication number
- JPWO2023021944A1 JPWO2023021944A1 JP2023542293A JP2023542293A JPWO2023021944A1 JP WO2023021944 A1 JPWO2023021944 A1 JP WO2023021944A1 JP 2023542293 A JP2023542293 A JP 2023542293A JP 2023542293 A JP2023542293 A JP 2023542293A JP WO2023021944 A1 JPWO2023021944 A1 JP WO2023021944A1
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021134854 | 2021-08-20 | ||
| PCT/JP2022/028762 WO2023021944A1 (ja) | 2021-08-20 | 2022-07-26 | 圧電素子および圧電スピーカー |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPWO2023021944A1 true JPWO2023021944A1 (https=) | 2023-02-23 |
Family
ID=85240528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023542293A Pending JPWO2023021944A1 (https=) | 2021-08-20 | 2022-07-26 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPWO2023021944A1 (https=) |
| TW (1) | TW202315177A (https=) |
| WO (1) | WO2023021944A1 (https=) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102599704B1 (ko) * | 2019-03-28 | 2023-11-07 | 후지필름 가부시키가이샤 | 압전 필름, 적층 압전 소자 및 전기 음향 변환기 |
| CN114731475A (zh) * | 2019-11-22 | 2022-07-08 | 富士胶片株式会社 | 电声换能器 |
-
2022
- 2022-07-26 JP JP2023542293A patent/JPWO2023021944A1/ja active Pending
- 2022-07-26 WO PCT/JP2022/028762 patent/WO2023021944A1/ja not_active Ceased
- 2022-08-05 TW TW111129435A patent/TW202315177A/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023021944A1 (ja) | 2023-02-23 |
| TW202315177A (zh) | 2023-04-01 |