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公开(公告)号:US20220271030A1
公开(公告)日:2022-08-25
申请号:US17741900
申请日:2022-05-11
发明人: Mohamed BOUFNICHEL
摘要: The present disclosure concerns an integrated circuit comprising a substrate, the substrate comprising a first region having a first thickness and a second region having a second thickness smaller than the first thickness, the circuit comprising a three-dimensional capacitor formed inside and on top of the first region, and at least first and second connection terminals formed on the second region, the first and second connection terminals being respectively connected to first and second electrodes of the three-dimensional capacitor.
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公开(公告)号:US20230215733A1
公开(公告)日:2023-07-06
申请号:US18148329
申请日:2022-12-29
发明人: Mohamed BOUFNICHEL
IPC分类号: H01L21/308 , H01L21/306
CPC分类号: H01L21/3086 , H01L21/30604
摘要: The present description concerns a method of forming a cavity in a substrate comprising: the forming of an etch mask comprising, opposite the location of the cavity, a plurality of sets of openings, the ratio between the openings and the mask of each set being selected according to the desired profile of the cavity opposite the surface of the mask having the set inscribed therein; and the wet etching of the substrate through the openings.
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公开(公告)号:US20220190103A1
公开(公告)日:2022-06-16
申请号:US17542170
申请日:2021-12-03
发明人: Mohamed BOUFNICHEL
IPC分类号: H01L49/02
摘要: The present description concerns a capacitor manufacturing method, including the successive steps of: a) forming a stack including, in the order from the upper surface of a substrate, a first conductive layer made of aluminum or an aluminum-based alloy, a first electrode, a first dielectric layer, and a second electrode; b) etching, by chemical plasma etching, an upper portion of the stack, said chemical plasma etching being interrupted before the upper surface of the first conductive layer; and c) etching, by physical plasma etching, a lower portion of the stack, said physical plasma etching being interrupted on the upper surface of the first conductive layer.
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公开(公告)号:US20240128311A1
公开(公告)日:2024-04-18
申请号:US18357898
申请日:2023-07-24
发明人: Mohamed BOUFNICHEL
IPC分类号: H01G4/33 , H01L21/02 , H01L21/311 , H01L21/3213
CPC分类号: H01L28/91 , H01L21/0217 , H01L21/31116 , H01L21/31144 , H01L21/32136 , H01L21/32139 , H01L28/92
摘要: The present disclosure relates to a capacitor including a first conductive layer over which is formed a stack, comprising from the upper face of the first layer, a first electrode, a first dielectric layer, a second electrode, and a second conductive layer, the stack comprising a stair step within the second conductive layer, the second electrode, and a part of the thickness of the first dielectric layer, the stair step being filled with a second dielectric layer so that the sidewalls of the first electrode are aligned with respect to the sidewalls of the second dielectric layer.
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公开(公告)号:US20210098444A1
公开(公告)日:2021-04-01
申请号:US17028732
申请日:2020-09-22
发明人: Mohamed BOUFNICHEL
IPC分类号: H01L27/02 , H01L29/06 , H01L21/762
摘要: Methods and devices for protecting against electrical discharges are provided. One such device for protecting against electrical discharges includes a semiconductor substrate and an isolation trench in the semiconductor substrate. The isolation trench includes an enclosed space that contains a gas.
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公开(公告)号:US20200091470A1
公开(公告)日:2020-03-19
申请号:US16692367
申请日:2019-11-22
发明人: Julien LADROUE , Mohamed BOUFNICHEL
IPC分类号: H01M2/06 , H01M2/30 , H01M2/02 , H01M2/20 , H01M10/058
摘要: A battery structure has structure anode and cathode contacts on a front face and on a rear face. The battery structure includes a battery having battery anode and cathode contacts only on a front face thereof. A film including a conductive layer and an insulating layer jackets the battery. The conductive layer extends over the battery anode and cathode contacts and is interrupted therebetween. Openings are provided in the insulating layer on the front and rear faces of the battery structure to form the structure anode and cathode contacts of the battery structure.
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公开(公告)号:US20220310326A1
公开(公告)日:2022-09-29
申请号:US17839189
申请日:2022-06-13
发明人: Mohamed BOUFNICHEL
摘要: A vertical capacitor includes a stack of layers conformally covering walls of a first material. The walls extend from a substrate made of a second material different from the first material.
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公开(公告)号:US20150064567A1
公开(公告)日:2015-03-05
申请号:US14470827
申请日:2014-08-27
IPC分类号: H01M4/38 , H01M4/134 , H01M4/1395 , H01M4/04
CPC分类号: H01M4/386 , C09K13/00 , H01L21/3065 , H01L31/0236 , H01L31/02363 , H01M4/049 , H01M4/134 , H01M4/1395 , H01M2004/021 , H01M2004/027
摘要: A method for forming a rough silicon wafer including the successive steps of: performing a plasma etching of a surface of the wafer in conditions suitable to obtain a rough structure, and performing two successive ion milling steps, one at an incidence in the range of 0 to 10°, the other at an incidence in the range of 40 to 60° relative to the normal to the wafer.
摘要翻译: 一种用于形成粗硅晶片的方法,包括以下连续步骤:在适于获得粗糙结构的条件下进行晶片表面的等离子体蚀刻,并进行两个连续的离子研磨步骤,一个在0的范围内 至10°,另一个相对于晶片的法线入射在40至60°的范围内。
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公开(公告)号:US20220311078A1
公开(公告)日:2022-09-29
申请号:US17839196
申请日:2022-06-13
发明人: Mohamed BOUFNICHEL
IPC分类号: H01M50/209 , H01M10/46 , H01M10/04 , H01M10/42 , H01M10/44 , H01M50/10 , H01M50/116 , H01M50/124 , H01M50/502
摘要: The disclosure relates to microbattery devices and assemblies. In an embodiment, a device includes a plurality of microbatteries, a first flexible encapsulation film, and a second flexible encapsulation film. Each of the microbatteries includes a first contact terminal and a second contact terminal spaced apart from one another. The first flexible encapsulation film includes a first conductive layer electrically coupled to the first contact terminal of each of the microbatteries, and a first insulating layer on the first conductive layer. The second flexible encapsulation film includes a second conductive layer electrically coupled to the second contact terminal of each of the microbatteries, and a second insulating layer on the second conductive layer.
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公开(公告)号:US20200286886A1
公开(公告)日:2020-09-10
申请号:US16801038
申请日:2020-02-25
发明人: Mohamed BOUFNICHEL
摘要: The present disclosure concerns an integrated circuit comprising a substrate, the substrate comprising a first region having a first thickness and a second region having a second thickness smaller than the first thickness, the circuit comprising a three-dimensional capacitor formed inside and on top of the first region, and at least first and second connection terminals formed on the second region, the first and second connection terminals being respectively connected to first and second electrodes of the three-dimensional capacitor.
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