JP2018014643A5 - - Google Patents
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- Publication number
- JP2018014643A5 JP2018014643A5 JP2016143660A JP2016143660A JP2018014643A5 JP 2018014643 A5 JP2018014643 A5 JP 2018014643A5 JP 2016143660 A JP2016143660 A JP 2016143660A JP 2016143660 A JP2016143660 A JP 2016143660A JP 2018014643 A5 JP2018014643 A5 JP 2018014643A5
- Authority
- JP
- Japan
- Prior art keywords
- region
- film
- lower electrode
- aln
- piezoelectric
- 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
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- 239000010408 film Substances 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016143660A JP6535637B2 (ja) | 2016-07-21 | 2016-07-21 | 圧電薄膜共振器、フィルタ、デュプレクサ、及び圧電薄膜共振器の製造方法 |
| US15/616,080 US10187036B2 (en) | 2016-07-21 | 2017-06-07 | Piezoelectric thin film resonator, filter, duplexer, and method of fabricating piezoelectric thin film resonator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016143660A JP6535637B2 (ja) | 2016-07-21 | 2016-07-21 | 圧電薄膜共振器、フィルタ、デュプレクサ、及び圧電薄膜共振器の製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2018014643A JP2018014643A (ja) | 2018-01-25 |
| JP2018014643A5 true JP2018014643A5 (enExample) | 2018-03-22 |
| JP6535637B2 JP6535637B2 (ja) | 2019-06-26 |
Family
ID=60988941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016143660A Active JP6535637B2 (ja) | 2016-07-21 | 2016-07-21 | 圧電薄膜共振器、フィルタ、デュプレクサ、及び圧電薄膜共振器の製造方法 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US10187036B2 (enExample) |
| JP (1) | JP6535637B2 (enExample) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11411168B2 (en) | 2017-10-16 | 2022-08-09 | Akoustis, Inc. | Methods of forming group III piezoelectric thin films via sputtering |
| US11411169B2 (en) | 2017-10-16 | 2022-08-09 | Akoustis, Inc. | Methods of forming group III piezoelectric thin films via removal of portions of first sputtered material |
| US11895920B2 (en) | 2016-08-15 | 2024-02-06 | Akoustis, Inc. | Methods of forming group III piezoelectric thin films via removal of portions of first sputtered material |
| US11856858B2 (en) * | 2017-10-16 | 2023-12-26 | Akoustis, Inc. | Methods of forming doped crystalline piezoelectric thin films via MOCVD and related doped crystalline piezoelectric thin films |
| JP6994247B2 (ja) * | 2018-03-23 | 2022-02-04 | 国立大学法人東北大学 | 圧電体薄膜、圧電素子および圧電発電装置 |
| US10505514B2 (en) * | 2018-04-11 | 2019-12-10 | Qualcomm Incorporated | Piezoelectric thin film and bulk acoustic wave filter |
| JP7081981B2 (ja) * | 2018-05-28 | 2022-06-07 | 太陽誘電株式会社 | 窒化アルミニウム膜、圧電デバイス、共振器、フィルタおよびマルチプレクサ |
| WO2019235080A1 (ja) * | 2018-06-06 | 2019-12-12 | Tdk株式会社 | 圧電薄膜及び圧電薄膜素子 |
| WO2020232458A1 (en) * | 2019-05-10 | 2020-11-19 | Akoustis, Inc. | Methods of forming doped crystalline piezoelectric thin films via mocvd and related doped crystalline piezoelectric thin films |
| CN114207855A (zh) * | 2019-07-16 | 2022-03-18 | 阿库斯蒂斯有限公司 | 经由mocvd形成掺杂结晶压电薄膜的方法和相关的掺杂结晶压电薄膜 |
| US12426506B2 (en) | 2019-07-19 | 2025-09-23 | Evatec Ag | Piezoelectric coating and deposition process |
| CN111010120A (zh) * | 2019-09-20 | 2020-04-14 | 天津大学 | 具有调节层的体声波谐振器、滤波器和电子设备 |
| CN111162748B (zh) * | 2019-10-23 | 2021-06-01 | 诺思(天津)微系统有限责任公司 | 电极具有空隙层的体声波谐振器、滤波器及电子设备 |
| JP7425960B2 (ja) * | 2019-10-29 | 2024-02-01 | Tdk株式会社 | 圧電薄膜素子 |
| US12102010B2 (en) | 2020-03-05 | 2024-09-24 | Akoustis, Inc. | Methods of forming films including scandium at low temperatures using chemical vapor deposition to provide piezoelectric resonator devices and/or high electron mobility transistor devices |
| JP7441088B2 (ja) * | 2020-03-23 | 2024-02-29 | 太陽誘電株式会社 | 窒化アルミニウム膜、圧電デバイス、共振器、フィルタおよびマルチプレクサ |
| US20220052664A1 (en) * | 2020-08-17 | 2022-02-17 | RF360 Europe GmbH | Lateral feature control for reducing coupling variation |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5817673B2 (ja) * | 2011-11-18 | 2015-11-18 | 株式会社村田製作所 | 圧電薄膜共振子及び圧電薄膜の製造方法 |
| JP5904591B2 (ja) | 2012-03-15 | 2016-04-13 | 太陽誘電株式会社 | 弾性波デバイス |
| JP5957376B2 (ja) * | 2012-12-18 | 2016-07-27 | 太陽誘電株式会社 | 圧電薄膜共振子 |
| JP6284726B2 (ja) * | 2013-09-11 | 2018-02-28 | 太陽誘電株式会社 | 窒化アルミニウム膜の成膜方法、弾性波デバイスの製造方法、及び窒化アルミニウム膜の製造装置 |
| WO2015080023A1 (ja) * | 2013-11-29 | 2015-06-04 | 株式会社村田製作所 | 圧電薄膜及びその製造方法、並びに圧電素子 |
| JP2015233042A (ja) * | 2014-06-09 | 2015-12-24 | 株式会社村田製作所 | 圧電薄膜及びその製造方法、並びに圧電素子 |
-
2016
- 2016-07-21 JP JP2016143660A patent/JP6535637B2/ja active Active
-
2017
- 2017-06-07 US US15/616,080 patent/US10187036B2/en active Active
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