JPWO2021220974A5 - - Google Patents
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- JPWO2021220974A5 JPWO2021220974A5 JP2022518026A JP2022518026A JPWO2021220974A5 JP WO2021220974 A5 JPWO2021220974 A5 JP WO2021220974A5 JP 2022518026 A JP2022518026 A JP 2022518026A JP 2022518026 A JP2022518026 A JP 2022518026A JP WO2021220974 A5 JPWO2021220974 A5 JP WO2021220974A5
- Authority
- JP
- Japan
- Prior art keywords
- cover
- wave device
- edge region
- electrode fingers
- idt
- Prior art date
- 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.)
- Granted
Links
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020078145 | 2020-04-27 | ||
| JP2020078145 | 2020-04-27 | ||
| PCT/JP2021/016510 WO2021220974A1 (ja) | 2020-04-27 | 2021-04-23 | 弾性波装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2021220974A1 JPWO2021220974A1 (https=) | 2021-11-04 |
| JPWO2021220974A5 true JPWO2021220974A5 (https=) | 2022-11-15 |
| JP7529018B2 JP7529018B2 (ja) | 2024-08-06 |
Family
ID=78332088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022518026A Active JP7529018B2 (ja) | 2020-04-27 | 2021-04-23 | 弾性波装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US12425003B2 (https=) |
| JP (1) | JP7529018B2 (https=) |
| KR (1) | KR102823653B1 (https=) |
| CN (1) | CN115485973B (https=) |
| WO (1) | WO2021220974A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021117581A1 (ja) * | 2019-12-09 | 2021-06-17 | 株式会社村田製作所 | 弾性波装置 |
| KR102754242B1 (ko) * | 2020-04-27 | 2025-01-14 | 가부시키가이샤 무라타 세이사쿠쇼 | 탄성파 장치 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103283147B (zh) * | 2010-12-24 | 2016-09-21 | 株式会社村田制作所 | 弹性波装置及其制造方法 |
| CN106209007B (zh) * | 2010-12-24 | 2019-07-05 | 株式会社村田制作所 | 弹性波装置 |
| JP5697751B2 (ja) | 2011-03-25 | 2015-04-08 | スカイワークス・パナソニック フィルターソリューションズ ジャパン株式会社 | 高次横モード波を抑制した弾性波デバイス |
| US20170155373A1 (en) * | 2015-11-30 | 2017-06-01 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Surface acoustic wave (saw) resonator structure with dielectric material below electrode fingers |
| WO2017187724A1 (ja) * | 2016-04-27 | 2017-11-02 | 株式会社村田製作所 | 弾性波装置 |
| CN109690942B (zh) | 2016-09-13 | 2023-01-13 | 株式会社村田制作所 | 弹性波装置、高频前端电路以及通信装置 |
| DE102016118124B4 (de) * | 2016-09-26 | 2023-11-30 | Snaptrack, Inc. | Elektroakustischer Wandler mit verbesserter ESD Festigkeit |
| CN110114973B (zh) | 2016-12-26 | 2024-04-26 | 株式会社村田制作所 | 弹性波装置 |
| KR20190077551A (ko) * | 2017-01-10 | 2019-07-03 | 가부시키가이샤 무라타 세이사쿠쇼 | 탄성파 장치 |
| JP6702438B2 (ja) | 2017-06-30 | 2020-06-03 | 株式会社村田製作所 | 弾性波装置 |
| JP6954799B2 (ja) * | 2017-10-20 | 2021-10-27 | 株式会社村田製作所 | 弾性波装置 |
| JP2019092095A (ja) | 2017-11-16 | 2019-06-13 | 株式会社村田製作所 | 弾性波装置、高周波フロントエンド回路及び通信装置 |
| WO2020171050A1 (ja) * | 2019-02-18 | 2020-08-27 | 株式会社村田製作所 | 弾性波装置 |
| US11705883B2 (en) * | 2019-10-24 | 2023-07-18 | Skyworks Solutions, Inc. | Acoustic wave resonator with mass loading strip for suppression of transverse mode |
| WO2021220889A1 (ja) * | 2020-04-27 | 2021-11-04 | 株式会社村田製作所 | 弾性波装置 |
| CN115296642B (zh) * | 2022-10-08 | 2023-03-24 | 深圳新声半导体有限公司 | 声表面波谐振器结构及其形成方法、滤波器 |
-
2021
- 2021-04-23 WO PCT/JP2021/016510 patent/WO2021220974A1/ja not_active Ceased
- 2021-04-23 CN CN202180028743.8A patent/CN115485973B/zh active Active
- 2021-04-23 JP JP2022518026A patent/JP7529018B2/ja active Active
- 2021-04-23 KR KR1020227036921A patent/KR102823653B1/ko active Active
-
2022
- 2022-10-20 US US17/969,727 patent/US12425003B2/en active Active
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