CN112653413A - 调节超高频体声波谐振器有效机电耦合系数的系统及方法 - Google Patents
调节超高频体声波谐振器有效机电耦合系数的系统及方法 Download PDFInfo
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- CN112653413A CN112653413A CN202011486926.8A CN202011486926A CN112653413A CN 112653413 A CN112653413 A CN 112653413A CN 202011486926 A CN202011486926 A CN 202011486926A CN 112653413 A CN112653413 A CN 112653413A
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- 238000010168 coupling process Methods 0.000 title claims abstract description 39
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 11
- 239000000758 substrate Substances 0.000 claims abstract description 29
- 230000005684 electric field Effects 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 16
- 239000000725 suspension Substances 0.000 claims abstract description 16
- 238000007667 floating Methods 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 claims abstract description 13
- 239000010408 film Substances 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 238000005530 etching Methods 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- 229910052737 gold Inorganic materials 0.000 claims description 8
- 239000010409 thin film Substances 0.000 claims description 6
- 229910052750 molybdenum Inorganic materials 0.000 claims description 5
- 229910052697 platinum Inorganic materials 0.000 claims description 5
- 229910003327 LiNbO3 Inorganic materials 0.000 claims description 4
- 229910012463 LiTaO3 Inorganic materials 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 229910052594 sapphire Inorganic materials 0.000 claims description 3
- 239000010980 sapphire Substances 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 26
- 238000010897 surface acoustic wave method Methods 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
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- 238000010295 mobile communication Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/05—Holders; Supports
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
- H03H9/17—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
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CN202011486926.8A CN112653413A (zh) | 2020-12-16 | 2020-12-16 | 调节超高频体声波谐振器有效机电耦合系数的系统及方法 |
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CN202011486926.8A CN112653413A (zh) | 2020-12-16 | 2020-12-16 | 调节超高频体声波谐振器有效机电耦合系数的系统及方法 |
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CN112653413A true CN112653413A (zh) | 2021-04-13 |
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CN202011486926.8A Pending CN112653413A (zh) | 2020-12-16 | 2020-12-16 | 调节超高频体声波谐振器有效机电耦合系数的系统及方法 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113810014A (zh) * | 2021-09-23 | 2021-12-17 | 武汉敏声新技术有限公司 | 叉指型体声波谐振器及滤波器 |
CN114301412A (zh) * | 2021-12-29 | 2022-04-08 | 苏州达波新材科技有限公司 | 具有改良衬底结构的兰姆波声波器件及其制作方法 |
Citations (18)
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JPH03133209A (ja) * | 1989-10-19 | 1991-06-06 | Toyo Commun Equip Co Ltd | 一方向性sawフィルタ |
JPH03204212A (ja) * | 1989-12-31 | 1991-09-05 | Kazuhiko Yamanouchi | 弾性表面波デバイス及び弾性表面波フィルタ |
JPH06237139A (ja) * | 1993-02-10 | 1994-08-23 | Ngk Insulators Ltd | 弾性表面波フィルタ装置 |
JPH06260873A (ja) * | 1993-03-03 | 1994-09-16 | Kazuhiko Yamanouchi | 弾性表面波フィルタ装置 |
JPH06260875A (ja) * | 1993-03-02 | 1994-09-16 | Kazuhiko Yamanouchi | 弾性表面波フィルタ装置 |
JPH0865087A (ja) * | 1994-08-26 | 1996-03-08 | Daishinku Co | 弾性表面波フィルタ |
JPH1022766A (ja) * | 1996-07-09 | 1998-01-23 | Hitachi Ltd | 弾性表面波素子 |
JPH1056353A (ja) * | 1996-08-12 | 1998-02-24 | Toyo Commun Equip Co Ltd | 弾性表面波フィルタ |
JPH10145170A (ja) * | 1996-11-07 | 1998-05-29 | Mitsui Mining & Smelting Co Ltd | 弾性表面波変換器 |
JP2001111376A (ja) * | 1999-10-04 | 2001-04-20 | Mitsubishi Materials Corp | 表面弾性波素子 |
JP2001168677A (ja) * | 1999-12-07 | 2001-06-22 | Mitsubishi Electric Corp | 弾性波遅延線 |
US20010023962A1 (en) * | 1998-09-30 | 2001-09-27 | Ronald Pasqualini | Esd protection circuit utilizing floating lateral clamp diodes |
JP2004363641A (ja) * | 2003-05-30 | 2004-12-24 | Seiko Epson Corp | 弾性表面波共振子 |
JP2005278154A (ja) * | 2004-02-26 | 2005-10-06 | Toyo Commun Equip Co Ltd | 一方向性弾性表面波変換器及びそれを用いた弾性表面波デバイス |
JP2006060759A (ja) * | 2004-08-18 | 2006-03-02 | Kazuhiko Yamanouchi | 弾性表面波共振器とこれを用いた電子装置 |
JP2014050095A (ja) * | 2012-08-29 | 2014-03-17 | Kazuhiko Yamanouchi | 弾性表面波変換器とこれを用いた電子装置 |
CN110890872A (zh) * | 2019-11-18 | 2020-03-17 | 武汉大学 | 一种降低超高频体声波谐振器有效机电耦合系数的方法 |
CN111697943A (zh) * | 2020-07-02 | 2020-09-22 | 电子科技大学 | 一种高频高耦合系数压电薄膜体声波谐振器 |
-
2020
- 2020-12-16 CN CN202011486926.8A patent/CN112653413A/zh active Pending
Patent Citations (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03133209A (ja) * | 1989-10-19 | 1991-06-06 | Toyo Commun Equip Co Ltd | 一方向性sawフィルタ |
JPH03204212A (ja) * | 1989-12-31 | 1991-09-05 | Kazuhiko Yamanouchi | 弾性表面波デバイス及び弾性表面波フィルタ |
JPH06237139A (ja) * | 1993-02-10 | 1994-08-23 | Ngk Insulators Ltd | 弾性表面波フィルタ装置 |
JPH06260875A (ja) * | 1993-03-02 | 1994-09-16 | Kazuhiko Yamanouchi | 弾性表面波フィルタ装置 |
JPH06260873A (ja) * | 1993-03-03 | 1994-09-16 | Kazuhiko Yamanouchi | 弾性表面波フィルタ装置 |
JPH0865087A (ja) * | 1994-08-26 | 1996-03-08 | Daishinku Co | 弾性表面波フィルタ |
JPH1022766A (ja) * | 1996-07-09 | 1998-01-23 | Hitachi Ltd | 弾性表面波素子 |
JPH1056353A (ja) * | 1996-08-12 | 1998-02-24 | Toyo Commun Equip Co Ltd | 弾性表面波フィルタ |
JPH10145170A (ja) * | 1996-11-07 | 1998-05-29 | Mitsui Mining & Smelting Co Ltd | 弾性表面波変換器 |
US20010023962A1 (en) * | 1998-09-30 | 2001-09-27 | Ronald Pasqualini | Esd protection circuit utilizing floating lateral clamp diodes |
JP2001111376A (ja) * | 1999-10-04 | 2001-04-20 | Mitsubishi Materials Corp | 表面弾性波素子 |
JP2001168677A (ja) * | 1999-12-07 | 2001-06-22 | Mitsubishi Electric Corp | 弾性波遅延線 |
JP2004363641A (ja) * | 2003-05-30 | 2004-12-24 | Seiko Epson Corp | 弾性表面波共振子 |
JP2005278154A (ja) * | 2004-02-26 | 2005-10-06 | Toyo Commun Equip Co Ltd | 一方向性弾性表面波変換器及びそれを用いた弾性表面波デバイス |
JP2006060759A (ja) * | 2004-08-18 | 2006-03-02 | Kazuhiko Yamanouchi | 弾性表面波共振器とこれを用いた電子装置 |
JP2014050095A (ja) * | 2012-08-29 | 2014-03-17 | Kazuhiko Yamanouchi | 弾性表面波変換器とこれを用いた電子装置 |
CN110890872A (zh) * | 2019-11-18 | 2020-03-17 | 武汉大学 | 一种降低超高频体声波谐振器有效机电耦合系数的方法 |
CN111697943A (zh) * | 2020-07-02 | 2020-09-22 | 电子科技大学 | 一种高频高耦合系数压电薄膜体声波谐振器 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113810014A (zh) * | 2021-09-23 | 2021-12-17 | 武汉敏声新技术有限公司 | 叉指型体声波谐振器及滤波器 |
CN114301412A (zh) * | 2021-12-29 | 2022-04-08 | 苏州达波新材科技有限公司 | 具有改良衬底结构的兰姆波声波器件及其制作方法 |
CN114301412B (zh) * | 2021-12-29 | 2024-04-30 | 苏州达波新材科技有限公司 | 具有改良衬底结构的兰姆波声波器件及其制作方法 |
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