JP2004072204A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2004072204A5 JP2004072204A5 JP2002225488A JP2002225488A JP2004072204A5 JP 2004072204 A5 JP2004072204 A5 JP 2004072204A5 JP 2002225488 A JP2002225488 A JP 2002225488A JP 2002225488 A JP2002225488 A JP 2002225488A JP 2004072204 A5 JP2004072204 A5 JP 2004072204A5
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric film
- acoustic wave
- electrode fingers
- frequency acoustic
- wave device
- 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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002225488A JP4134627B2 (ja) | 2002-08-02 | 2002-08-02 | 窒化アルミニウム圧電薄膜を用いた高周波弾性波素子 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002225488A JP4134627B2 (ja) | 2002-08-02 | 2002-08-02 | 窒化アルミニウム圧電薄膜を用いた高周波弾性波素子 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2004072204A JP2004072204A (ja) | 2004-03-04 |
| JP2004072204A5 true JP2004072204A5 (https=) | 2005-10-20 |
| JP4134627B2 JP4134627B2 (ja) | 2008-08-20 |
Family
ID=32013098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002225488A Expired - Fee Related JP4134627B2 (ja) | 2002-08-02 | 2002-08-02 | 窒化アルミニウム圧電薄膜を用いた高周波弾性波素子 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4134627B2 (https=) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007202087A (ja) | 2005-05-11 | 2007-08-09 | Seiko Epson Corp | ラム波型高周波デバイス |
| KR100904368B1 (ko) * | 2005-10-19 | 2009-06-23 | 가부시키가이샤 무라타 세이사쿠쇼 | 램파 디바이스 |
| JP4315174B2 (ja) * | 2006-02-16 | 2009-08-19 | セイコーエプソン株式会社 | ラム波型高周波デバイスの製造方法 |
| CN108470823B (zh) * | 2018-04-12 | 2021-09-07 | 中国电子科技集团公司第四十九研究所 | 一种用于高分子薄膜的高压电极化系统 |
| WO2021060522A1 (ja) * | 2019-09-27 | 2021-04-01 | 株式会社村田製作所 | 弾性波装置 |
| US12308825B2 (en) * | 2021-02-12 | 2025-05-20 | Murata Manufacturing Co., Ltd | Transversely-excited film bulk acoustic resonators with narrow gaps between busbars and ends of interdigital transducer fingers |
-
2002
- 2002-08-02 JP JP2002225488A patent/JP4134627B2/ja not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6819834B1 (ja) | 弾性波装置 | |
| EP1453197A4 (en) | SURFACE ACOUSTIC WAVE FILTER | |
| JP6188869B2 (ja) | 高次横モード波を抑制した弾性波デバイス | |
| KR20190110020A (ko) | 탄성파 장치 | |
| WO2007108269A1 (ja) | 弾性波共振子 | |
| US20070247019A1 (en) | Surface acoustic wave excitation device | |
| KR970013494A (ko) | 탄성 표면파 필터 | |
| JP2007533039A5 (https=) | ||
| JP6777221B2 (ja) | 弾性波装置 | |
| TW373367B (en) | Surface acoustic wave filter | |
| JP2002084162A5 (https=) | ||
| JPWO2021060150A5 (https=) | ||
| JP2004072204A5 (https=) | ||
| JP6748010B2 (ja) | 弾性波デバイスの製造方法 | |
| US7173360B2 (en) | Single phase undirectional surface acoustic wave transducer and improved reflectors | |
| CN115699574A (zh) | 弹性波装置 | |
| ATE406691T1 (de) | Akustische oberflächenwellenvorrichtung und kommunikationsgerät mit derselben | |
| JP2008098974A5 (https=) | ||
| JP2007288812A5 (https=) | ||
| KR970004299A (ko) | 단면 반사형 표면파 장치의 제조방법 | |
| JP2015167272A (ja) | 弾性表面波デバイス | |
| WO2018079574A1 (ja) | 弾性波素子 | |
| JP4134627B2 (ja) | 窒化アルミニウム圧電薄膜を用いた高周波弾性波素子 | |
| JP5760321B2 (ja) | 弾性波フィルタ | |
| JP5045063B2 (ja) | 弾性表面波共振子 |