JP6438706B2 - センサ装置 - Google Patents
センサ装置 Download PDFInfo
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- JP6438706B2 JP6438706B2 JP2014168968A JP2014168968A JP6438706B2 JP 6438706 B2 JP6438706 B2 JP 6438706B2 JP 2014168968 A JP2014168968 A JP 2014168968A JP 2014168968 A JP2014168968 A JP 2014168968A JP 6438706 B2 JP6438706 B2 JP 6438706B2
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- Prior art keywords
- doped
- polycrystalline silicon
- sensor
- single crystal
- impurity
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- 238000010438 heat treatment Methods 0.000 claims description 122
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 69
- 239000012535 impurity Substances 0.000 claims description 36
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims description 36
- 238000001514 detection method Methods 0.000 claims description 27
- 239000004065 semiconductor Substances 0.000 claims description 24
- 239000000758 substrate Substances 0.000 claims description 16
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 13
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 13
- 229910052796 boron Inorganic materials 0.000 claims description 13
- 229910052698 phosphorus Inorganic materials 0.000 claims description 13
- 239000011574 phosphorus Substances 0.000 claims description 13
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 6
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 239000010703 silicon Substances 0.000 claims description 6
- 238000005530 etching Methods 0.000 claims description 2
- 238000011144 upstream manufacturing Methods 0.000 description 46
- 229910052782 aluminium Inorganic materials 0.000 description 16
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 16
- 230000000694 effects Effects 0.000 description 13
- 239000002131 composite material Substances 0.000 description 11
- 239000000463 material Substances 0.000 description 9
- 238000000059 patterning Methods 0.000 description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 229910052814 silicon oxide Inorganic materials 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 229910052581 Si3N4 Inorganic materials 0.000 description 4
- 239000012777 electrically insulating material Substances 0.000 description 4
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 4
- 229910052785 arsenic Inorganic materials 0.000 description 3
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005676 thermoelectric effect Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N10/00—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
- H10N10/80—Constructional details
- H10N10/85—Thermoelectric active materials
- H10N10/851—Thermoelectric active materials comprising inorganic compositions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/68—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using thermal effects
- G01F1/684—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow
- G01F1/6845—Micromachined devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/68—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using thermal effects
- G01F1/684—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow
- G01F1/688—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow using a particular type of heating, cooling or sensing element
- G01F1/69—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow using a particular type of heating, cooling or sensing element of resistive type
- G01F1/692—Thin-film arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/68—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using thermal effects
- G01F1/696—Circuits therefor, e.g. constant-current flow meters
- G01F1/698—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/006—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus characterised by the use of a particular material, e.g. anti-corrosive material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/02—Compensating or correcting for variations in pressure, density or temperature
- G01F15/022—Compensating or correcting for variations in pressure, density or temperature using electrical means
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N10/00—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
- H10N10/80—Constructional details
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Measuring Volume Flow (AREA)
Description
21…センサ素子、22…基板、23…空洞部、24…絶縁膜、25…ダイアフラム、
26…発熱体、27…加熱温度センサ、29、30…上流側温度センサ、31、32…下流側温度センサ、33…空気流、34…パッド部、35、36、37…感温抵抗体、49…上流側温度センサ、51…下流側温度センサ、52、53、55、56…プラグ、
54、57、58…アルミ層
Claims (8)
- Si基板に形成した空洞部と、前記空洞部を覆う絶縁膜と、前記絶縁膜に形成した加熱部とを備えたセンサ装置において、
前記空洞部上の絶縁膜の温度を検出する検出素子を備え、前記検出素子は所定の元素から構成される第1の不純物をドープしたシリコン素子と前記第1の不純物とは異なる元素から構成される第2の不純物をドープしたシリコン素子とを含む複数のシリコン素子が接続された抵抗体であって、前記複数のシリコン素子が接続された抵抗体の抵抗値の変化から温度を検出すること特徴とするセンサ装置。 - 請求項1に記載のセンサ装置において、
前記検出素子は少なくとも第1の多結晶シリコン素子と第2の多結晶シリコン素子を備え、
前記第1の多結晶シリコン素子は前記第1の不純物でドーピングし、前記第2の多結晶シリコン素子は前記第2の不純物でドーピングすることを特徴とする、または、前記第1の多結晶シリコン素子は前記第2の不純物でドーピングし、前記第2の多結晶シリコン素子は前記第1の不純物でドーピングすることを特徴とするセンサ装置。 - 請求項2に記載のセンサ装置において、
前記第1の不純物でドーピングした前記1の多結晶シリコン素子はP型半導体であり、前記第2の不純物でドーピングした前記第2の多結晶シリコンはN型半導体であることを特徴とするセンサ装置。 - 請求項2または3に記載のセンサ装置において、
前記第1の多結晶シリコン素子は、電気絶縁膜を介して前記第2の多結晶シリコン素子の上側或いは下側に配置されることを特徴とするセンサ装置。 - 請求項1に記載のセンサ装置において、
前記検出素子は、ボロンがドープされたP型多結晶シリコンと、リンがドープされたN型多結晶シリコン素子を備え、
前記N型多結晶シリコン素子は、電気絶縁膜を介して前記P型多結晶シリコンの上に配置され、
前記P型多結晶シリコン素子の線幅は前記N型多結晶シリコン素子の線幅よりも広いことを特徴とするセンサ装置。 - 請求項1に記載のセンサ装置において、
前記検出素子は少なくとも第1の単結晶シリコン素子と第2の単結晶シリコン素子を備え、前記第1の単結晶シリコン素子は前記第1の不純物でドーピングし、前記第2の単結晶シリコン素子は前記第2の不純物でドーピングすることを特徴とする、または、前記第1の単結晶シリコン素子は前記第2の不純物でドーピングし、前記第2の単結晶シリコン素子は前記第1の不純物でドーピングすることを特徴とするセンサ装置。 - 請求項6に記載のセンサ装置において、
前記第1の不純物でドーピングした前記第1の単結晶シリコン素子はP型半導体であり、前記第2の不純物でドーピングした前記第2の単結晶シリコンはN型半導体であることを特徴とするセンサ装置。 - 請求項7に記載のセンサ装置において、
前記第1の単結晶シリコン素子と前記第2の単結晶シリコン素子は、同一層の単結晶シリコン膜のエッチングにより形成され、前記第1の単結晶シリコン素子と前記第2の単結晶シリコン素子は絶縁膜を介して隣り合うよう配置したことを特徴とするセンサ装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014168968A JP6438706B2 (ja) | 2014-08-22 | 2014-08-22 | センサ装置 |
EP15833857.4A EP3184970B1 (en) | 2014-08-22 | 2015-07-01 | Sensor device |
US15/505,352 US11302854B2 (en) | 2014-08-22 | 2015-07-01 | Sensor device |
CN201580041838.8A CN106662477B (zh) | 2014-08-22 | 2015-07-01 | 传感装置 |
PCT/JP2015/068933 WO2016027568A1 (ja) | 2014-08-22 | 2015-07-01 | センサ装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014168968A JP6438706B2 (ja) | 2014-08-22 | 2014-08-22 | センサ装置 |
Publications (2)
Publication Number | Publication Date |
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JP2016045057A JP2016045057A (ja) | 2016-04-04 |
JP6438706B2 true JP6438706B2 (ja) | 2018-12-19 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014168968A Active JP6438706B2 (ja) | 2014-08-22 | 2014-08-22 | センサ装置 |
Country Status (5)
Country | Link |
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US (1) | US11302854B2 (ja) |
EP (1) | EP3184970B1 (ja) |
JP (1) | JP6438706B2 (ja) |
CN (1) | CN106662477B (ja) |
WO (1) | WO2016027568A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102016108625A1 (de) * | 2016-05-10 | 2017-11-16 | Innovative Sensor Technology Ist Ag | Thermischer Durchflusssensor |
JP6993893B2 (ja) | 2018-02-16 | 2022-02-10 | 日立Astemo株式会社 | 半導体素子及びそれを用いた流量測定装置 |
CN109211342B (zh) * | 2018-09-05 | 2020-03-20 | 四方光电股份有限公司 | 一种气流流量计、mems硅基温敏芯片及其制备方法 |
JP7258797B2 (ja) * | 2020-02-21 | 2023-04-17 | Mmiセミコンダクター株式会社 | 熱式フローセンサチップ |
CN112461312B (zh) * | 2020-11-24 | 2022-08-30 | 中国科学院上海微系统与信息技术研究所 | 热堆式气体质量流量传感器及其制造方法 |
Family Cites Families (12)
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---|---|---|---|---|
US4677850A (en) * | 1983-02-11 | 1987-07-07 | Nippon Soken, Inc. | Semiconductor-type flow rate detecting apparatus |
JP2560824B2 (ja) * | 1989-02-20 | 1996-12-04 | 日本電気株式会社 | 赤外線センサの製造方法 |
JPH03196582A (ja) * | 1989-03-20 | 1991-08-28 | Nippon Steel Corp | シリコン単結晶を使用したサーモパイル及びその製造方法 |
GR1003010B (el) * | 1997-05-07 | 1998-11-20 | "����������" | Ολοκληρωμενος αισθητηρας ροης αεριων χρησιμοποιωντας τεχνολογια πορωδους πυριτιου |
AU740862B2 (en) * | 1997-12-18 | 2001-11-15 | Mitsubishi Denki Kabushiki Kaisha | Infrared solid state image sensing device |
JP2000321108A (ja) * | 1999-05-13 | 2000-11-24 | Mitsubishi Electric Corp | 流量センサ |
JP4881554B2 (ja) * | 2004-09-28 | 2012-02-22 | 日立オートモティブシステムズ株式会社 | 流量センサ |
JP5276964B2 (ja) * | 2008-12-08 | 2013-08-28 | 日立オートモティブシステムズ株式会社 | 熱式流体流量センサおよびその製造方法 |
JP4839395B2 (ja) * | 2009-07-30 | 2011-12-21 | 日立オートモティブシステムズ株式会社 | 熱式流量計 |
JP5683192B2 (ja) * | 2010-09-30 | 2015-03-11 | 日立オートモティブシステムズ株式会社 | 熱式流量センサ |
WO2012117446A1 (ja) * | 2011-03-02 | 2012-09-07 | 日立オートモティブシステムズ株式会社 | 熱式流量計 |
US8552380B1 (en) * | 2012-05-08 | 2013-10-08 | Cambridge Cmos Sensors Limited | IR detector |
-
2014
- 2014-08-22 JP JP2014168968A patent/JP6438706B2/ja active Active
-
2015
- 2015-07-01 WO PCT/JP2015/068933 patent/WO2016027568A1/ja active Application Filing
- 2015-07-01 US US15/505,352 patent/US11302854B2/en active Active
- 2015-07-01 CN CN201580041838.8A patent/CN106662477B/zh active Active
- 2015-07-01 EP EP15833857.4A patent/EP3184970B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN106662477B (zh) | 2019-10-01 |
WO2016027568A1 (ja) | 2016-02-25 |
EP3184970A1 (en) | 2017-06-28 |
CN106662477A (zh) | 2017-05-10 |
JP2016045057A (ja) | 2016-04-04 |
US20170345987A1 (en) | 2017-11-30 |
US11302854B2 (en) | 2022-04-12 |
EP3184970A4 (en) | 2018-04-11 |
EP3184970B1 (en) | 2021-04-14 |
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