CN112491380A - 一种tc-saw的金属电极制造方法 - Google Patents
一种tc-saw的金属电极制造方法 Download PDFInfo
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- CN112491380A CN112491380A CN202011320104.2A CN202011320104A CN112491380A CN 112491380 A CN112491380 A CN 112491380A CN 202011320104 A CN202011320104 A CN 202011320104A CN 112491380 A CN112491380 A CN 112491380A
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- idt
- layer
- positive photoresist
- metal layer
- dielectric layer
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- 239000002184 metal Substances 0.000 title claims abstract description 98
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 98
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- 229920002120 photoresistant polymer Polymers 0.000 claims abstract description 64
- 239000000463 material Substances 0.000 claims abstract description 29
- 239000000758 substrate Substances 0.000 claims abstract description 29
- 238000000151 deposition Methods 0.000 claims abstract description 12
- 238000005530 etching Methods 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 47
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 229910052681 coesite Inorganic materials 0.000 claims description 5
- 229910052906 cristobalite Inorganic materials 0.000 claims description 5
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 229910052682 stishovite Inorganic materials 0.000 claims description 5
- 229910052905 tridymite Inorganic materials 0.000 claims description 5
- WSMQKESQZFQMFW-UHFFFAOYSA-N 5-methyl-pyrazole-3-carboxylic acid Chemical compound CC1=CC(C(O)=O)=NN1 WSMQKESQZFQMFW-UHFFFAOYSA-N 0.000 claims description 4
- 238000000059 patterning Methods 0.000 claims description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 2
- 229910052744 lithium Inorganic materials 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 117
- 230000008569 process Effects 0.000 description 17
- 238000010897 surface acoustic wave method Methods 0.000 description 14
- 239000010949 copper Substances 0.000 description 10
- 238000013461 design Methods 0.000 description 7
- 238000011161 development Methods 0.000 description 6
- 239000003989 dielectric material Substances 0.000 description 6
- 238000003860 storage Methods 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 238000005229 chemical vapour deposition Methods 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000001312 dry etching Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000005240 physical vapour deposition Methods 0.000 description 3
- 239000011241 protective layer Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 description 1
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- JHJNPOSPVGRIAN-SFHVURJKSA-N n-[3-[(1s)-1-[[6-(3,4-dimethoxyphenyl)pyrazin-2-yl]amino]ethyl]phenyl]-5-methylpyridine-3-carboxamide Chemical compound C1=C(OC)C(OC)=CC=C1C1=CN=CC(N[C@@H](C)C=2C=C(NC(=O)C=3C=C(C)C=NC=3)C=CC=2)=N1 JHJNPOSPVGRIAN-SFHVURJKSA-N 0.000 description 1
- 229920003986 novolac Polymers 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
Images
Classifications
-
- 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
- H03H3/10—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 for obtaining desired frequency or temperature coefficient
-
- 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
- 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
- H03H9/02834—Means for compensation or elimination of undesirable effects of temperature influence
-
- 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
- H03H9/125—Driving means, e.g. electrodes, coils
- H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
- H03H9/14538—Formation
-
- 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
- H03H9/125—Driving means, e.g. electrodes, coils
- H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
- H03H9/14544—Transducers of particular shape or position
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)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011320104.2A CN112491380B (zh) | 2020-11-23 | 2020-11-23 | 一种tc-saw的金属电极制造方法 |
Applications Claiming Priority (1)
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CN202011320104.2A CN112491380B (zh) | 2020-11-23 | 2020-11-23 | 一种tc-saw的金属电极制造方法 |
Publications (2)
Publication Number | Publication Date |
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CN112491380A true CN112491380A (zh) | 2021-03-12 |
CN112491380B CN112491380B (zh) | 2023-10-20 |
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CN202011320104.2A Active CN112491380B (zh) | 2020-11-23 | 2020-11-23 | 一种tc-saw的金属电极制造方法 |
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CN (1) | CN112491380B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116169979A (zh) * | 2023-03-08 | 2023-05-26 | 北京中科飞鸿科技股份有限公司 | 超细线宽叉指电极及其制备方法、叉指换能器 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060076851A1 (en) * | 2004-10-08 | 2006-04-13 | Alps Electric Co., Ltd. | Surface acoustic wave element and method of manufacturing the same |
US20080067891A1 (en) * | 2006-09-19 | 2008-03-20 | Fujitsu Media Devices Limited | Acoustic wave device and filter |
US20130015744A1 (en) * | 2011-07-15 | 2013-01-17 | International Business Machines Corporation | Saw filter having planar barrier layer and method of making |
CN108923763A (zh) * | 2018-06-01 | 2018-11-30 | 厦门市三安集成电路有限公司 | 一种高频saw之idt铜工艺制造方法 |
CN111316566A (zh) * | 2017-11-15 | 2020-06-19 | 华为技术有限公司 | 表面声波设备 |
CN111327284A (zh) * | 2020-02-18 | 2020-06-23 | 厦门市三安集成电路有限公司 | 一种叉指电极的制备方法 |
CN111726101A (zh) * | 2019-03-20 | 2020-09-29 | 深圳市麦捷微电子科技股份有限公司 | 一种tc-saw器件及其制造方法 |
-
2020
- 2020-11-23 CN CN202011320104.2A patent/CN112491380B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060076851A1 (en) * | 2004-10-08 | 2006-04-13 | Alps Electric Co., Ltd. | Surface acoustic wave element and method of manufacturing the same |
US20080067891A1 (en) * | 2006-09-19 | 2008-03-20 | Fujitsu Media Devices Limited | Acoustic wave device and filter |
US20130015744A1 (en) * | 2011-07-15 | 2013-01-17 | International Business Machines Corporation | Saw filter having planar barrier layer and method of making |
CN111316566A (zh) * | 2017-11-15 | 2020-06-19 | 华为技术有限公司 | 表面声波设备 |
CN108923763A (zh) * | 2018-06-01 | 2018-11-30 | 厦门市三安集成电路有限公司 | 一种高频saw之idt铜工艺制造方法 |
CN111726101A (zh) * | 2019-03-20 | 2020-09-29 | 深圳市麦捷微电子科技股份有限公司 | 一种tc-saw器件及其制造方法 |
CN111327284A (zh) * | 2020-02-18 | 2020-06-23 | 厦门市三安集成电路有限公司 | 一种叉指电极的制备方法 |
Non-Patent Citations (3)
Title |
---|
SERGEY MISHIN; MICHAEL GUTKIN: "Production issues in using Silicon Dioxide films for temperature compensated Bulk and Surface Acoustic Wave devices", 2012 IEEE INTERNATIONAL FREQUENCY CONTROL SYMPOSIUM PROCEEDINGS * |
刘德忠;刘焕文;易春旺;宋致华;姚守拙: "表面声波传感器的发展与应用", 化学传感器 * |
高爱华;鲍帅;刘欢;: "声表面波MEMS器件的设计和制作工艺", 西安工业大学学报, no. 10 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116169979A (zh) * | 2023-03-08 | 2023-05-26 | 北京中科飞鸿科技股份有限公司 | 超细线宽叉指电极及其制备方法、叉指换能器 |
CN116169979B (zh) * | 2023-03-08 | 2024-05-24 | 北京中科飞鸿科技股份有限公司 | 超细线宽叉指电极及其制备方法、叉指换能器 |
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Publication number | Publication date |
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CN112491380B (zh) | 2023-10-20 |
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PB01 | Publication | ||
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SE01 | Entry into force of request for substantive examination | ||
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TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20210715 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: 20210811 Address after: 510535 Room 201, building D, 136 Kaiyuan Avenue, Huangpu District, Guangzhou City, Guangdong Province Applicant 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 Applicant before: Guangdong Guangna Technology Development Co.,Ltd. |
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TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20210910 Address after: 510700 room 1004, building D, 136 Kaiyuan Avenue, Huangpu District, Guangzhou City, Guangdong Province Applicant after: Guangdong guangnaixin Technology Co.,Ltd. Address before: 510535 Room 201, building D, 136 Kaiyuan Avenue, Huangpu District, Guangzhou City, Guangdong Province Applicant 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 | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A Metal Electrode Manufacturing Method for TC-SAW Granted publication date: 20231020 Pledgee: CITIC Bank Co.,Ltd. Guangzhou Branch Pledgor: Guangdong guangnaixin Technology Co.,Ltd. Registration number: Y2024980008987 |