JPWO2021193788A1 - - Google Patents
Info
- Publication number
- JPWO2021193788A1 JPWO2021193788A1 JP2022510638A JP2022510638A JPWO2021193788A1 JP WO2021193788 A1 JPWO2021193788 A1 JP WO2021193788A1 JP 2022510638 A JP2022510638 A JP 2022510638A JP 2022510638 A JP2022510638 A JP 2022510638A JP WO2021193788 A1 JPWO2021193788 A1 JP WO2021193788A1
- 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
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
- G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
- G10K9/122—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means
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- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020057095 | 2020-03-27 | ||
| PCT/JP2021/012443 WO2021193788A1 (ja) | 2020-03-27 | 2021-03-25 | 圧電音響部品 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2021193788A1 true JPWO2021193788A1 (ko) | 2021-09-30 |
| JPWO2021193788A5 JPWO2021193788A5 (ko) | 2024-01-22 |
Family
ID=77892263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022510638A Pending JPWO2021193788A1 (ko) | 2020-03-27 | 2021-03-25 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPWO2021193788A1 (ko) |
| WO (1) | WO2021193788A1 (ko) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2693773B1 (en) * | 2011-03-31 | 2017-08-16 | NEC Corporation | Oscillator and electronic device |
| JP6516935B2 (ja) * | 2017-04-03 | 2019-05-22 | 北陸電気工業株式会社 | 圧電音響部品 |
| KR102434276B1 (ko) * | 2017-12-08 | 2022-08-18 | 엘지디스플레이 주식회사 | 표시장치 |
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2021
- 2021-03-25 WO PCT/JP2021/012443 patent/WO2021193788A1/ja active Application Filing
- 2021-03-25 JP JP2022510638A patent/JPWO2021193788A1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021193788A1 (ja) | 2021-09-30 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A821 Effective date: 20220913 |
|
| RD02 | Notification of acceptance of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7422 Effective date: 20231220 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20231225 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20231225 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A821 Effective date: 20231220 |