CN1802037B - 背极式硅基微型驻极体电容话筒 - Google Patents
背极式硅基微型驻极体电容话筒 Download PDFInfo
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- CN1802037B CN1802037B CN 200510030144 CN200510030144A CN1802037B CN 1802037 B CN1802037 B CN 1802037B CN 200510030144 CN200510030144 CN 200510030144 CN 200510030144 A CN200510030144 A CN 200510030144A CN 1802037 B CN1802037 B CN 1802037B
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- electret
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 40
- 239000010703 silicon Substances 0.000 title claims abstract description 40
- 239000003990 capacitor Substances 0.000 title claims abstract description 15
- 238000007600 charging Methods 0.000 claims abstract description 24
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims abstract description 19
- 238000003860 storage Methods 0.000 claims abstract description 18
- 238000010438 heat treatment Methods 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 12
- 239000000126 substance Substances 0.000 claims abstract description 12
- 230000005611 electricity Effects 0.000 claims abstract description 11
- 238000005516 engineering process Methods 0.000 claims abstract description 6
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 65
- 238000000034 method Methods 0.000 claims description 40
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 35
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 35
- 230000008569 process Effects 0.000 claims description 34
- 239000000377 silicon dioxide Substances 0.000 claims description 32
- 235000012239 silicon dioxide Nutrition 0.000 claims description 29
- 239000000758 substrate Substances 0.000 claims description 20
- 239000002131 composite material Substances 0.000 claims description 10
- LIKFHECYJZWXFJ-UHFFFAOYSA-N dimethyldichlorosilane Chemical compound C[Si](C)(Cl)Cl LIKFHECYJZWXFJ-UHFFFAOYSA-N 0.000 claims description 10
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical group [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 8
- 229910052796 boron Inorganic materials 0.000 claims description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 238000012937 correction Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000005459 micromachining Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 230000008020 evaporation Effects 0.000 claims description 3
- 238000001704 evaporation Methods 0.000 claims description 3
- 238000000151 deposition Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 claims description 2
- 230000005684 electric field Effects 0.000 claims description 2
- 238000005530 etching Methods 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- 238000004806 packaging method and process Methods 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 239000012495 reaction gas Substances 0.000 claims description 2
- 229920006395 saturated elastomer Polymers 0.000 claims description 2
- 239000003153 chemical reaction reagent Substances 0.000 abstract description 2
- 229920005591 polysilicon Polymers 0.000 abstract description 2
- 239000012528 membrane Substances 0.000 abstract 4
- 230000001276 controlling effect Effects 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 50
- 230000004048 modification Effects 0.000 description 9
- 238000012986 modification Methods 0.000 description 9
- FFUAGWLWBBFQJT-UHFFFAOYSA-N hexamethyldisilazane Chemical compound C[Si](C)(C)N[Si](C)(C)C FFUAGWLWBBFQJT-UHFFFAOYSA-N 0.000 description 7
- 230000035882 stress Effects 0.000 description 5
- 230000002209 hydrophobic effect Effects 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000003071 parasitic effect Effects 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000013508 migration Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910003818 SiH2Cl2 Inorganic materials 0.000 description 2
- 229910003822 SiHCl3 Inorganic materials 0.000 description 2
- 238000001505 atmospheric-pressure chemical vapour deposition Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910008062 Si-SiO2 Inorganic materials 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910006403 Si—SiO2 Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- -1 chlorine ions Chemical class 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 238000010280 constant potential charging Methods 0.000 description 1
- 238000010277 constant-current charging Methods 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000005516 deep trap Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- MROCJMGDEKINLD-UHFFFAOYSA-N dichlorosilane Chemical compound Cl[SiH2]Cl MROCJMGDEKINLD-UHFFFAOYSA-N 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000005661 hydrophobic surface Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- ZDHXKXAHOVTTAH-UHFFFAOYSA-N trichlorosilane Chemical compound Cl[SiH](Cl)Cl ZDHXKXAHOVTTAH-UHFFFAOYSA-N 0.000 description 1
- 239000005052 trichlorosilane Substances 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 238000009279 wet oxidation reaction Methods 0.000 description 1
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Abstract
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Claims (5)
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CN 200510030144 CN1802037B (zh) | 2005-09-29 | 2005-09-29 | 背极式硅基微型驻极体电容话筒 |
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CN 200510030144 CN1802037B (zh) | 2005-09-29 | 2005-09-29 | 背极式硅基微型驻极体电容话筒 |
Publications (2)
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CN1802037A CN1802037A (zh) | 2006-07-12 |
CN1802037B true CN1802037B (zh) | 2011-09-14 |
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CN 200510030144 Expired - Fee Related CN1802037B (zh) | 2005-09-29 | 2005-09-29 | 背极式硅基微型驻极体电容话筒 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101985348B (zh) * | 2009-07-29 | 2012-01-04 | 中国科学院微电子研究所 | 一种由单晶硅材料构成的微米尺度网格结构的制作方法 |
JP4947220B2 (ja) * | 2010-05-13 | 2012-06-06 | オムロン株式会社 | 音響センサ及びマイクロフォン |
CN101959109A (zh) * | 2010-05-25 | 2011-01-26 | 瑞声声学科技(深圳)有限公司 | 微机电系统麦克风 |
CN102333254B (zh) * | 2011-09-13 | 2013-11-06 | 华景传感科技(无锡)有限公司 | 一种与cmos电路纵向集成的mems硅麦克风及其制备方法 |
CN107421662B (zh) * | 2017-06-28 | 2020-11-13 | 重庆芯原微科技有限公司 | 一种mems电容式压力传感器的敏感结构 |
CN113980328B (zh) * | 2021-11-24 | 2023-04-18 | 莱州结力工贸有限公司 | 病毒防护用抗菌驻极体的制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1289220A (zh) * | 1999-09-16 | 2001-03-28 | 三洋电机株式会社 | 半导体装置、半导体驻极体电容话筒及其制造方法 |
CN1366785A (zh) * | 2000-04-26 | 2002-08-28 | 三菱电机株式会社 | 半导体驻极体电容器麦克风 |
CN1575041A (zh) * | 2003-05-21 | 2005-02-02 | 星电株式会社 | 驻极体电容话筒 |
CN1596035A (zh) * | 2004-06-24 | 2005-03-16 | 同济大学 | 一种硅微型驻极体声传感器储电膜的化学表面修正工艺 |
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- 2005-09-29 CN CN 200510030144 patent/CN1802037B/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1289220A (zh) * | 1999-09-16 | 2001-03-28 | 三洋电机株式会社 | 半导体装置、半导体驻极体电容话筒及其制造方法 |
CN1366785A (zh) * | 2000-04-26 | 2002-08-28 | 三菱电机株式会社 | 半导体驻极体电容器麦克风 |
CN1575041A (zh) * | 2003-05-21 | 2005-02-02 | 星电株式会社 | 驻极体电容话筒 |
CN1596035A (zh) * | 2004-06-24 | 2005-03-16 | 同济大学 | 一种硅微型驻极体声传感器储电膜的化学表面修正工艺 |
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C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN HORN AUDIO CO., LTD. Free format text: FORMER NAME: SHENZHEN HORN ELECTROACOUSTIC TECHNOLOGY CO., LTD. |
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CP01 | Change in the name or title of a patent holder |
Address after: 518109 large wave water Wai Industrial Zone, Longhua Town, Guangdong City, Shenzhen province 9 Co-patentee after: Tongji University Patentee after: Shenzhen Horn Audio Co., Ltd. Co-patentee after: Fudan University Address before: 518109 large wave water Wai Industrial Zone, Longhua Town, Guangdong City, Shenzhen province 9 Co-patentee before: Tongji University Patentee before: Shenzhen Horn Electroacoustic Technology Co., Ltd. Co-patentee before: Fudan University |
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