JPS577298U - - Google Patents
Info
- Publication number
- JPS577298U JPS577298U JP8279980U JP8279980U JPS577298U JP S577298 U JPS577298 U JP S577298U JP 8279980 U JP8279980 U JP 8279980U JP 8279980 U JP8279980 U JP 8279980U JP S577298 U JPS577298 U JP S577298U
- 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
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8279980U JPS577298U (en) | 1980-06-12 | 1980-06-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8279980U JPS577298U (en) | 1980-06-12 | 1980-06-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS577298U true JPS577298U (en) | 1982-01-14 |
Family
ID=29445143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8279980U Pending JPS577298U (en) | 1980-06-12 | 1980-06-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS577298U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5667025U (en) * | 1979-10-25 | 1981-06-04 | ||
| JPS5667017U (en) * | 1979-10-25 | 1981-06-04 | ||
| JPS5667027U (en) * | 1979-10-25 | 1981-06-04 | ||
| JP2011055474A (en) * | 2009-08-31 | 2011-03-17 | Samsung Electronics Co Ltd | Piezoelectric micro speaker having piston diaphragm and method of manufacturing the same |
| WO2015173334A1 (en) * | 2014-05-14 | 2015-11-19 | USound GmbH | Mems loudspeaker having an actuator structure and a diaphragm spaced apart therefrom |
| US10405101B2 (en) | 2016-11-14 | 2019-09-03 | USound GmbH | MEMS loudspeaker having an actuator structure and a diaphragm spaced apart therefrom |
| CN111107476A (en) * | 2020-02-22 | 2020-05-05 | 瑞声科技(新加坡)有限公司 | Micro loudspeaker |
| CN111182428A (en) * | 2019-12-31 | 2020-05-19 | 瑞声科技（南京）有限公司 | MEMS speaker and manufacturing method thereof |
| WO2021134665A1 (en) * | 2019-12-31 | 2021-07-08 | 瑞声声学科技(深圳)有限公司 | Mems speaker and manufacturing method therefor |
-
1980
- 1980-06-12 JP JP8279980U patent/JPS577298U/ja active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5667025U (en) * | 1979-10-25 | 1981-06-04 | ||
| JPS5667017U (en) * | 1979-10-25 | 1981-06-04 | ||
| JPS5667027U (en) * | 1979-10-25 | 1981-06-04 | ||
| JP2011055474A (en) * | 2009-08-31 | 2011-03-17 | Samsung Electronics Co Ltd | Piezoelectric micro speaker having piston diaphragm and method of manufacturing the same |
| CN102006540A (en) * | 2009-08-31 | 2011-04-06 | 三星电子株式会社 | Piezoelectric micro speaker having piston diaphragm and method of manufacturing the same |
| CN106688245A (en) * | 2014-05-14 | 2017-05-17 | 悠声股份有限公司 | MEMS loudspeaker having an actuator structure and a diaphragm spaced apart therefrom |
| WO2015173334A1 (en) * | 2014-05-14 | 2015-11-19 | USound GmbH | Mems loudspeaker having an actuator structure and a diaphragm spaced apart therefrom |
| US9980051B2 (en) | 2014-05-14 | 2018-05-22 | USound GmbH | MEMS loudspeaker having an actuator structure and a diaphragm spaced apart therefrom |
| AU2015261459B2 (en) * | 2014-05-14 | 2019-03-14 | USound GmbH | MEMS loudspeaker with an actuator structure and a membrane spaced at a distance from it |
| CN106688245B (en) * | 2014-05-14 | 2020-06-16 | 悠声股份有限公司 | MEMS speaker with actuator structure and diaphragm spaced therefrom |
| US10405101B2 (en) | 2016-11-14 | 2019-09-03 | USound GmbH | MEMS loudspeaker having an actuator structure and a diaphragm spaced apart therefrom |
| CN111182428A (en) * | 2019-12-31 | 2020-05-19 | 瑞声科技（南京）有限公司 | MEMS speaker and manufacturing method thereof |
| WO2021134665A1 (en) * | 2019-12-31 | 2021-07-08 | 瑞声声学科技(深圳)有限公司 | Mems speaker and manufacturing method therefor |
| CN111107476A (en) * | 2020-02-22 | 2020-05-05 | 瑞声科技(新加坡)有限公司 | Micro loudspeaker |