CN113472309B - 压电mems硅谐振器以及电子设备 - Google Patents
压电mems硅谐振器以及电子设备 Download PDFInfo
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- CN113472309B CN113472309B CN202110477305.1A CN202110477305A CN113472309B CN 113472309 B CN113472309 B CN 113472309B CN 202110477305 A CN202110477305 A CN 202110477305A CN 113472309 B CN113472309 B CN 113472309B
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- doping concentration
- silicon
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- piezoelectric
- temperature compensation
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 185
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 182
- 239000010703 silicon Substances 0.000 title claims abstract description 182
- 238000009826 distribution Methods 0.000 claims abstract description 59
- 230000008859 change Effects 0.000 claims description 21
- 235000019687 Lamb Nutrition 0.000 claims description 11
- 238000005452 bending Methods 0.000 claims description 11
- 229910021421 monocrystalline silicon Inorganic materials 0.000 abstract description 14
- 238000006073 displacement reaction Methods 0.000 abstract description 6
- 230000008878 coupling Effects 0.000 abstract description 5
- 238000010168 coupling process Methods 0.000 abstract description 5
- 238000005859 coupling reaction Methods 0.000 abstract description 5
- 238000009828 non-uniform distribution Methods 0.000 abstract 1
- 239000002210 silicon-based material Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 25
- 238000000034 method Methods 0.000 description 15
- 239000000463 material Substances 0.000 description 12
- 230000000875 corresponding effect Effects 0.000 description 7
- 239000002131 composite material Substances 0.000 description 5
- 239000013078 crystal Substances 0.000 description 4
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000001595 contractor effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910052762 osmium Inorganic materials 0.000 description 1
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 239000011787 zinc oxide Substances 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
- H03H9/02244—Details of microelectro-mechanical resonators
- H03H9/02259—Driving or detection means
-
- 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
- H03H9/02244—Details of microelectro-mechanical resonators
- H03H9/02338—Suspension means
-
- 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
- H03H9/02244—Details of microelectro-mechanical resonators
- H03H9/02433—Means for compensation or elimination of undesired effects
- H03H9/02448—Means for compensation or elimination of undesired effects of temperature influence
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- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Abstract
Description
Claims (21)
Priority Applications (1)
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CN202110477305.1A CN113472309B (zh) | 2021-04-29 | 2021-04-29 | 压电mems硅谐振器以及电子设备 |
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CN202110477305.1A CN113472309B (zh) | 2021-04-29 | 2021-04-29 | 压电mems硅谐振器以及电子设备 |
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CN113472309A CN113472309A (zh) | 2021-10-01 |
CN113472309B true CN113472309B (zh) | 2022-12-09 |
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Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111917392A (zh) * | 2020-04-14 | 2020-11-10 | 诺思(天津)微系统有限责任公司 | 压电滤波器及其带外抑制改善方法、多工器、通信设备 |
Family Cites Families (4)
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---|---|---|---|---|
US9209776B2 (en) * | 2009-06-30 | 2015-12-08 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Method of manufacturing an electrical resonator |
US9450167B2 (en) * | 2013-03-28 | 2016-09-20 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Temperature compensated acoustic resonator device having an interlayer |
US9401691B2 (en) * | 2014-04-30 | 2016-07-26 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Acoustic resonator device with air-ring and temperature compensating layer |
CN109802646B (zh) * | 2018-12-26 | 2023-07-04 | 天津大学 | 带有温度补偿层的谐振器、滤波器 |
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- 2021-04-29 CN CN202110477305.1A patent/CN113472309B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111917392A (zh) * | 2020-04-14 | 2020-11-10 | 诺思(天津)微系统有限责任公司 | 压电滤波器及其带外抑制改善方法、多工器、通信设备 |
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Effective date of registration: 20220901 Address after: Room 28, Room 404, Building D, Guangzhou Airport Center, No. 1, Lvgang 3rd Street, Huadu District, Guangzhou City, Guangdong Province, 510805 (Airport Huadu) Applicant after: Guangzhou Leyi Investment Co.,Ltd. Address before: Room 1112, 12-4, Floor 11, Building 12, Panjiayuan Nanli, Chaoyang District, Beijing 100021 Applicant before: Rhine Century (Beijing) Culture Media Co.,Ltd. Effective date of registration: 20220901 Address after: Room 1112, 12-4, Floor 11, Building 12, Panjiayuan Nanli, Chaoyang District, Beijing 100021 Applicant after: Rhine Century (Beijing) Culture Media Co.,Ltd. Address before: 300072 Tianjin City, Nankai District Wei Jin Road No. 92 Applicant before: Tianjin University |
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Effective date of registration: 20230925 Address after: 317, Building C2, Nanshan Zhiyuan, No. 1001 Xueyuan Avenue, Changyuan Community, Taoyuan Street, Nanshan District, Shenzhen City, Guangdong Province, 518073 Patentee after: Shenzhen Weihai Zhixin Technology Co.,Ltd. Address before: Room 28, Room 404, Building D, Guangzhou Airport Center, No. 1, Lvgang 3rd Street, Huadu District, Guangzhou City, Guangdong Province, 510805 (Airport Huadu) Patentee before: Guangzhou Leyi Investment Co.,Ltd. |
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CP02 | Change in the address of a patent holder | ||
CP02 | Change in the address of a patent holder |
Address after: Room 315, Building C2, Nanshan Zhiyuan, No. 1001 Xueyuan Avenue, Changyuan Community, Taoyuan Street, Nanshan District, Shenzhen City, Guangdong Province, 518055 Patentee after: Shenzhen Weihai Zhixin Technology Co.,Ltd. Address before: 317, Building C2, Nanshan Zhiyuan, No. 1001 Xueyuan Avenue, Changyuan Community, Taoyuan Street, Nanshan District, Shenzhen City, Guangdong Province, 518073 Patentee before: Shenzhen Weihai Zhixin Technology Co.,Ltd. |