CN112260658B - 一种兰姆波谐振器及其制造方法 - Google Patents
一种兰姆波谐振器及其制造方法 Download PDFInfo
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- CN112260658B CN112260658B CN202011112294.9A CN202011112294A CN112260658B CN 112260658 B CN112260658 B CN 112260658B CN 202011112294 A CN202011112294 A CN 202011112294A CN 112260658 B CN112260658 B CN 112260658B
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- substrate
- piezoelectric layer
- lamb wave
- metal layer
- lamb
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- 235000019687 Lamb Nutrition 0.000 title claims abstract description 67
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 229910052751 metal Inorganic materials 0.000 claims abstract description 57
- 239000002184 metal Substances 0.000 claims abstract description 57
- 239000000758 substrate Substances 0.000 claims abstract description 54
- 229910052782 aluminium Inorganic materials 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 229910003327 LiNbO3 Inorganic materials 0.000 claims description 7
- 229910052721 tungsten Inorganic materials 0.000 claims description 7
- 229910045601 alloy Inorganic materials 0.000 claims description 6
- 239000000956 alloy Substances 0.000 claims description 6
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 229910052763 palladium Inorganic materials 0.000 claims description 3
- 229910052697 platinum Inorganic materials 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 230000017525 heat dissipation Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 2
- 238000000231 atomic layer deposition Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 2
- 229910052451 lead zirconate titanate Inorganic materials 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910052594 sapphire Inorganic materials 0.000 description 2
- 239000010980 sapphire Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000005566 electron beam evaporation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000010897 surface acoustic wave method 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
- H03H9/02535—Details of surface acoustic wave devices
- H03H9/02818—Means for compensation or elimination of undesirable effects
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
- H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
- H03H3/08—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of resonators or networks using surface acoustic waves
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/25—Constructional features of resonators using surface acoustic waves
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
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CN202011112294.9A CN112260658B (zh) | 2020-10-16 | 2020-10-16 | 一种兰姆波谐振器及其制造方法 |
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CN202011112294.9A CN112260658B (zh) | 2020-10-16 | 2020-10-16 | 一种兰姆波谐振器及其制造方法 |
Publications (2)
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CN112260658A CN112260658A (zh) | 2021-01-22 |
CN112260658B true CN112260658B (zh) | 2021-08-06 |
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CN (1) | CN112260658B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112332795A (zh) * | 2020-11-17 | 2021-02-05 | 华中科技大学 | 一种表面开槽的兰姆波谐振器 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1652458A (zh) * | 2004-01-28 | 2005-08-10 | 株式会社东芝 | 压电薄膜器件及其制造方法 |
CN101465628A (zh) * | 2009-01-15 | 2009-06-24 | 电子科技大学 | 一种薄膜体声波谐振器及其制备方法 |
CN103283147A (zh) * | 2010-12-24 | 2013-09-04 | 株式会社村田制作所 | 弹性波装置及其制造方法 |
CN109560785A (zh) * | 2017-09-27 | 2019-04-02 | 中国科学院半导体研究所 | 兰姆波谐振器及其制备方法 |
CN109698681A (zh) * | 2017-10-20 | 2019-04-30 | 株式会社村田制作所 | 弹性波装置 |
CN110011637A (zh) * | 2017-12-25 | 2019-07-12 | 株式会社村田制作所 | 弹性波装置 |
CN110572137A (zh) * | 2019-10-08 | 2019-12-13 | 开元通信技术(厦门)有限公司 | 一种声波器件及滤波装置 |
CN110798167A (zh) * | 2019-11-25 | 2020-02-14 | 开元通信技术(厦门)有限公司 | 声波器件及其制作方法 |
CN111147039A (zh) * | 2018-11-06 | 2020-05-12 | 天工方案公司 | 具有叉指式换能器上的高导热层的声波器件 |
CN111434036A (zh) * | 2017-12-07 | 2020-07-17 | Rf360欧洲有限责任公司 | 电声谐振器装置及其制造方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5650553B2 (ja) * | 2011-02-04 | 2015-01-07 | 太陽誘電株式会社 | 弾性波デバイスの製造方法 |
CN105958956B (zh) * | 2016-04-26 | 2019-05-14 | 电子科技大学 | 一种薄膜体声波谐振器及其制备方法 |
CN111262543A (zh) * | 2020-04-01 | 2020-06-09 | 河源市众拓光电科技有限公司 | 一种钪掺杂氮化铝兰姆波谐振器与制备方法 |
-
2020
- 2020-10-16 CN CN202011112294.9A patent/CN112260658B/zh active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1652458A (zh) * | 2004-01-28 | 2005-08-10 | 株式会社东芝 | 压电薄膜器件及其制造方法 |
CN101465628A (zh) * | 2009-01-15 | 2009-06-24 | 电子科技大学 | 一种薄膜体声波谐振器及其制备方法 |
CN103283147A (zh) * | 2010-12-24 | 2013-09-04 | 株式会社村田制作所 | 弹性波装置及其制造方法 |
CN109560785A (zh) * | 2017-09-27 | 2019-04-02 | 中国科学院半导体研究所 | 兰姆波谐振器及其制备方法 |
CN109698681A (zh) * | 2017-10-20 | 2019-04-30 | 株式会社村田制作所 | 弹性波装置 |
CN111434036A (zh) * | 2017-12-07 | 2020-07-17 | Rf360欧洲有限责任公司 | 电声谐振器装置及其制造方法 |
CN110011637A (zh) * | 2017-12-25 | 2019-07-12 | 株式会社村田制作所 | 弹性波装置 |
CN111147039A (zh) * | 2018-11-06 | 2020-05-12 | 天工方案公司 | 具有叉指式换能器上的高导热层的声波器件 |
CN110572137A (zh) * | 2019-10-08 | 2019-12-13 | 开元通信技术(厦门)有限公司 | 一种声波器件及滤波装置 |
CN110798167A (zh) * | 2019-11-25 | 2020-02-14 | 开元通信技术(厦门)有限公司 | 声波器件及其制作方法 |
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CN112260658A (zh) | 2021-01-22 |
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PB01 | Publication | ||
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CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Li Honglang Inventor after: Xu Xin Inventor before: Li Honglang Inventor before: Xu Xin Inventor before: Other inventor requests not to publish the name |
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TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20210714 Address after: 510700 Room 202, building D, No. 136, Kaiyuan Avenue, Huangpu District, Guangzhou City, Guangdong Province Applicant after: Guangdong Guangna Technology Development Co.,Ltd. Address before: 510700 room 1004, building D, 136 Kaiyuan Avenue, Huangpu District, Guangzhou City, Guangdong Province Applicant before: Guangdong guangnaixin Technology Co.,Ltd. |
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Effective date of registration: 20210810 Address after: 510535 Room 201, building D, 136 Kaiyuan Avenue, Huangpu District, Guangzhou City, Guangdong Province Patentee after: Guangdong Guangdong Guangdong Hong Kong Macao Dawan District National Nanotechnology Innovation Research Institute Address before: 510700 Room 202, building D, No. 136, Kaiyuan Avenue, Huangpu District, Guangzhou City, Guangdong Province Patentee before: Guangdong Guangna Technology Development Co.,Ltd. |
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Effective date of registration: 20210909 Address after: 510700 room 1004, building D, 136 Kaiyuan Avenue, Huangpu District, Guangzhou City, Guangdong Province Patentee after: Guangdong guangnaixin Technology Co.,Ltd. Address before: 510535 Room 201, building D, 136 Kaiyuan Avenue, Huangpu District, Guangzhou City, Guangdong Province Patentee before: Guangdong Guangdong Guangdong Hong Kong Macao Dawan District National Nanotechnology Innovation Research Institute |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of invention: A Lamb wave resonator and its manufacturing method Effective date of registration: 20230921 Granted publication date: 20210806 Pledgee: China Everbright Bank Limited by Share Ltd. Guangzhou branch Pledgor: Guangdong guangnaixin Technology Co.,Ltd. Registration number: Y2023980058107 |