FR3039925A1 - Procede d'aplanissement d'une plaquette - Google Patents
Procede d'aplanissement d'une plaquette Download PDFInfo
- Publication number
- FR3039925A1 FR3039925A1 FR1557609A FR1557609A FR3039925A1 FR 3039925 A1 FR3039925 A1 FR 3039925A1 FR 1557609 A FR1557609 A FR 1557609A FR 1557609 A FR1557609 A FR 1557609A FR 3039925 A1 FR3039925 A1 FR 3039925A1
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- FR
- France
- Prior art keywords
- layer
- wafer
- polishing
- irregularities
- handle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 35
- 238000005498 polishing Methods 0.000 claims abstract description 28
- 239000000463 material Substances 0.000 claims abstract description 17
- 238000000151 deposition Methods 0.000 claims abstract description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 7
- 239000010703 silicon Substances 0.000 claims description 7
- 238000001465 metallisation Methods 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 239000012212 insulator Substances 0.000 claims description 3
- 230000003746 surface roughness Effects 0.000 claims description 2
- 235000012431 wafers Nutrition 0.000 description 56
- 239000010410 layer Substances 0.000 description 55
- 230000007547 defect Effects 0.000 description 18
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- 238000007796 conventional method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000002356 single layer Substances 0.000 description 4
- 230000002238 attenuated effect Effects 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000000682 scanning probe acoustic microscopy Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L24/83—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a layer connector
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/31051—Planarisation of the insulating layers
- H01L21/31053—Planarisation of the insulating layers involving a dielectric removal step
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/32115—Planarisation
- H01L21/3212—Planarisation by chemical mechanical polishing [CMP]
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L24/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L24/27—Manufacturing methods
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L24/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L24/28—Structure, shape, material or disposition of the layer connectors prior to the connecting process
- H01L24/29—Structure, shape, material or disposition of the layer connectors prior to the connecting process of an individual layer connector
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/93—Batch processes
- H01L24/94—Batch processes at wafer-level, i.e. with connecting carried out on a wafer comprising a plurality of undiced individual devices
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14601—Structural or functional details thereof
- H01L27/1462—Coatings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14601—Structural or functional details thereof
- H01L27/1464—Back illuminated imager structures
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14683—Processes or apparatus peculiar to the manufacture or treatment of these devices or parts thereof
- H01L27/14685—Process for coatings or optical elements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14683—Processes or apparatus peculiar to the manufacture or treatment of these devices or parts thereof
- H01L27/14687—Wafer level processing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L2224/27—Manufacturing methods
- H01L2224/278—Post-treatment of the layer connector
- H01L2224/2783—Reworking, e.g. shaping
- H01L2224/27845—Chemical mechanical polishing [CMP]
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L2224/28—Structure, shape, material or disposition of the layer connectors prior to the connecting process
- H01L2224/29—Structure, shape, material or disposition of the layer connectors prior to the connecting process of an individual layer connector
- H01L2224/29001—Core members of the layer connector
- H01L2224/29075—Plural core members
- H01L2224/2908—Plural core members being stacked
- H01L2224/29082—Two-layer arrangements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L2224/83—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a layer connector
- H01L2224/83009—Pre-treatment of the layer connector or the bonding area
- H01L2224/8303—Reshaping the layer connector in the bonding apparatus, e.g. flattening the layer connector
- H01L2224/83031—Reshaping the layer connector in the bonding apparatus, e.g. flattening the layer connector by chemical means, e.g. etching, anodisation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L2224/83—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a layer connector
- H01L2224/838—Bonding techniques
- H01L2224/83894—Direct bonding, i.e. joining surfaces by means of intermolecular attracting interactions at their interfaces, e.g. covalent bonds, van der Waals forces
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14643—Photodiode arrays; MOS imagers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
Abstract
Description
Claims (9)
- REVENDICATIONS1. Procédé de formation d'une couche plane (40a) d'un matériau choisi sur une face d'une plaquette (1) présentant des creux (5), le procédé comprenant les étapes suivantes : a) déposer une première couche (30) du matériau choisi sur la face ; b) procéder à un polissage mécano-chimique de la première couche ; c) déposer une deuxième couche (40) du matériau choisi sur la première couche ; et d) procéder à un polissage mécano-chimique de la deuxième couche.
- 2. Procédé selon la revendication 1, dans lequel la profondeur desdits creux (5) est de l'ordre de 100 à 200 nm, les épaisseurs des première et deuxième couches (30, 40) étant comprises entre 1 et 3 pin, et chaque étape de polissage retirant une épaisseur comprise entre 0,7 et 1,2 pm, d'où il résulte que la couche plane (40a) a une rugosité de surface inférieure à 10 nm.
- 3. Procédé selon la revendication 1 ou 2, comprenant en outre après l'étape d) une étape de collage moléculaire entre la plaquette (1) et une poignée.
- 4. Procédé selon la revendication 3, comprenant en outre une étape de découpe de la plaquette (1) en puces, des parties de la surface (3) de la plaquette situées entre les puces étant en creux.
- 5. Procédé selon l'une quelconque des revendications 1 à 4, dans lequel la plaquette (1) est en silicium et le matériau choisi est de l'oxyde de silicium.
- 6. Procédé selon la revendication 4 ou 5, dans lequel les puces sont des capteurs d'images CMOS éclairés par la face arrière.
- 7. Puce électronique dans laquelle la surface supérieure (3) de structures comportant des couches de métallisation séparées par des isolants est recouverte d'une première couche (30a) d'un matériau, une deuxième couche (40a) du matériau recouvrant la première couche, une poignée étant liée par collage moléculaire sur la deuxième couche, ladite surface supérieure présentant des irrégularités (5), et la deuxième couche ayant une rugosité inférieure à 10 nm.
- 8. Puce selon la revendication 7, dans laquelle la profondeur desdites irrégularités (5) est de l'ordre de 100 à 200 nm.
- 9. Puce électronique selon la revendication 7 ou 8, dans laquelle la puce est un capteur d'images CMOS éclairé par la face arrière.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1557609A FR3039925B1 (fr) | 2015-08-07 | 2015-08-07 | Procede d'aplanissement d'une plaquette |
US15/225,164 US20170040285A1 (en) | 2015-08-07 | 2016-08-01 | Wafer planarization method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1557609A FR3039925B1 (fr) | 2015-08-07 | 2015-08-07 | Procede d'aplanissement d'une plaquette |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3039925A1 true FR3039925A1 (fr) | 2017-02-10 |
FR3039925B1 FR3039925B1 (fr) | 2018-03-02 |
Family
ID=54291493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1557609A Active FR3039925B1 (fr) | 2015-08-07 | 2015-08-07 | Procede d'aplanissement d'une plaquette |
Country Status (2)
Country | Link |
---|---|
US (1) | US20170040285A1 (fr) |
FR (1) | FR3039925B1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107644877A (zh) * | 2017-08-31 | 2018-01-30 | 长江存储科技有限责任公司 | 一种三维存储器台阶部位填充方法及三维存储器 |
CN112071802B (zh) * | 2020-08-31 | 2023-08-11 | 上海华力集成电路制造有限公司 | 晶圆键合工艺中预防空洞缺陷的方法及其装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11297972A (ja) * | 1998-04-10 | 1999-10-29 | Fujitsu Ltd | 半導体装置の製造方法 |
US20130062737A1 (en) * | 2011-09-13 | 2013-03-14 | Satoshi Hongo | Semiconductor device and manufacturing method of the same |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0750700B2 (ja) * | 1989-06-27 | 1995-05-31 | 三菱電機株式会社 | 半導体チップの製造方法 |
JPH10135425A (ja) * | 1996-11-05 | 1998-05-22 | Hitachi Ltd | 半導体集積回路装置およびその製造方法 |
KR100268419B1 (ko) * | 1998-08-14 | 2000-10-16 | 윤종용 | 고집적 반도체 메모리 장치 및 그의 제조 방법 |
US6984571B1 (en) * | 1999-10-01 | 2006-01-10 | Ziptronix, Inc. | Three dimensional device integration method and integrated device |
KR100806034B1 (ko) * | 2006-12-05 | 2008-02-26 | 동부일렉트로닉스 주식회사 | Mim 캐패시터를 가지는 반도체 소자 및 그 제조방법 |
US7901974B2 (en) * | 2008-02-08 | 2011-03-08 | Omnivision Technologies, Inc. | Masked laser anneal during fabrication of backside illuminated image sensors |
-
2015
- 2015-08-07 FR FR1557609A patent/FR3039925B1/fr active Active
-
2016
- 2016-08-01 US US15/225,164 patent/US20170040285A1/en not_active Abandoned
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11297972A (ja) * | 1998-04-10 | 1999-10-29 | Fujitsu Ltd | 半導体装置の製造方法 |
US20130062737A1 (en) * | 2011-09-13 | 2013-03-14 | Satoshi Hongo | Semiconductor device and manufacturing method of the same |
Also Published As
Publication number | Publication date |
---|---|
FR3039925B1 (fr) | 2018-03-02 |
US20170040285A1 (en) | 2017-02-09 |
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