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公开(公告)号:US10510503B2
公开(公告)日:2019-12-17
申请号:US14985083
申请日:2015-12-30
Applicant: STMicroelectronics (Rousset) SAS
Inventor: Christian Rivero , Pascal Fornara , Antonio di-Giacomo , Brice Arrazat
IPC: H01H59/00 , H01L27/06 , H01L21/822 , H01H1/00 , B81C1/00 , H01H57/00 , H01L23/522
Abstract: Methods of forming and operating a switching device are provided. The switching device is formed in an interconnect, the interconnect including a plurality of metallization levels, and has an assembly that includes a beam held by a structure. The beam and structure are located within the same metallization level. Locations of fixing of the structure on the beam are arranged so as to define for the beam a pivot point situated between these fixing locations. The structure is substantially symmetric with respect to the beam and to a plane perpendicular to the beam in the absence of a potential difference. The beam is able to pivot in a first direction in the presence of a first potential difference applied between a first part of the structure and to pivot in a second direction in the presence of a second potential difference applied between a second part of the structure.
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公开(公告)号:US20190341446A1
公开(公告)日:2019-11-07
申请号:US16400286
申请日:2019-05-01
Applicant: STMicroelectronics (Rousset) SAS
Inventor: Abderrezak MARZAKI
IPC: H01L49/02 , H01L27/11517 , H01L29/06
Abstract: A capacitive element of an integrated circuit includes first and second electrodes. The first electrode is formed by a first electrically conductive layer located above a semiconductor well doped with a first conductivity type. The second electrode is formed by a second electrically conductive layer located above the first electrically conductive layer of the semiconductor well. The second electrode is further formed by a doped surface region within the semiconductor well that is heavily doped with a second conductivity type opposite the first conductivity type, wherein the doped surface region is located under the first electrically conductive layer. An inter-electrode dielectric area electrically separates the first electrode and the second electrode.
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公开(公告)号:US10447345B2
公开(公告)日:2019-10-15
申请号:US16217874
申请日:2018-12-12
Applicant: STMicroelectronics (Rousset) SAS
Inventor: Nathalie Vallespin
IPC: H04B5/00 , G06K7/10 , G06K19/07 , H04L12/933
Abstract: An embodiment near-field communication (NFC) router, includes a first switch coupled between a first terminal of the NFC router and a second terminal of the NFC router; and a rectifier bridge having an output terminal coupled to a control terminal of the first switch, the rectifier bridge being configured to rectify a signal detected by an antenna external to the NFC router.
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公开(公告)号:US10446235B2
公开(公告)日:2019-10-15
申请号:US15984779
申请日:2018-05-21
Applicant: STMicroelectronics (Rousset) SAS
Inventor: François Tailliet
IPC: G11C16/04 , G11C16/10 , G11C16/14 , H01L27/11521 , H01L27/11526 , H01L29/788
Abstract: A method can be used for writing in a memory location of the electrically-erasable and programmable memory type. The memory location includes a first memory cell with a first transistor having a first gate dielectric underlying a first floating gate and a second memory cell with a second transistor having a second gate dielectric underlying a second floating gate that is connected to the first floating gate. In a first writing phase, an identical tunnel effect is implemented through the first gate dielectric and the second gate dielectric. In a second writing phase, a voltage across the first gate dielectric but not the second gate dielectric is increased.
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公开(公告)号:US20190310389A1
公开(公告)日:2019-10-10
申请号:US16450365
申请日:2019-06-24
Applicant: STMicroelectronics (Rousset) SAS
Inventor: Abderrezak Marzaki , Yoann Goasduff , Virginie Bidal , Pascal Fornara
IPC: G01V7/04 , H01L21/3213 , B81C1/00 , H01L49/02 , B81B3/00 , H01H37/32 , H01H37/04 , H01L29/423
Abstract: A method of operating a mechanical switching device is disclosed. The switching device includes a housing, an assembly disposed in the housing, and a body. The assembly is thermally deformable and comprises a beam held in two different places by two arms secured to edges of the housing. The beam is remote from the body in a first configuration and in contact with and immobilized by the body in a second configuration. The assembly has the first configuration at a first temperature and the second configuration when one of the arms has a second temperature different from the first temperature. The method includes exposing an arm of the assembly to the second temperature, and releasing the beam using a release mechanism. The release mechanism includes a pointed element comprising a pointed region directed towards the body. The pointed element limits an open crater in a concave part of a projection.
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公开(公告)号:US20190296943A1
公开(公告)日:2019-09-26
申请号:US16440069
申请日:2019-06-13
Applicant: STMicroelectronics (Rousset) SAS
Inventor: Christophe Arnal , Roland Van Der Tuijn
IPC: H04L25/02 , H04B10/079 , G06F13/40
Abstract: A method can be used for transmission of at least one packet of at least one bit over a serial link capable of taking two different states respectively associated with the two possible logical values of the at least one transmitted bit. Starting from a transmission start time of the at least one bit and up to the expiration of a first portion of a bit time associated with the at least one bit, the link is placed in one of its states depending on the logical value of the at least one bit. Upon the expiration of the first portion of this bit time, a first additional transition is generated over the link so as to place the link in its other state up to the expiration of the bit time.
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公开(公告)号:US20190287009A1
公开(公告)日:2019-09-19
申请号:US16286133
申请日:2019-02-26
Applicant: STMicroelectronics (Rousset) SAS
Inventor: Laurent Folliot , Pierre Demaj
Abstract: An embodiment provides a method for controlling scene detection by a device from among a set of possible reference scenes. The method includes detection of scenes from among the set of possible reference scenes at successive instants of detection using at least one classification algorithm. Each new current detected scene is assigned an initial probability of confidence. The initial probability of confidence is updated depending on a first probability of transition from a previously detected scene to the new current detected scene. A filtering processing operation is performed on these current detected scenes on the basis of at least the updated probability of confidence associated with each new current detected scene. The output of the filtering processing operation successively delivers filtered detected scenes.
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公开(公告)号:US10418322B2
公开(公告)日:2019-09-17
申请号:US14956903
申请日:2015-12-02
Applicant: STMICROELECTRONICS (ROUSSET) SAS
Inventor: Guilhem Bouton , Patrick Regnier
IPC: H01L23/528 , H01L21/768 , H01L21/033 , H01L23/522 , H01L21/311 , G03F1/50 , H01L23/00 , G03F1/38
Abstract: A method for making a photolithography mask for formation of electrically conducting contact pads between tracks of a metallization level and electrically active zones of integrated circuits formed on a semiconductor wafer includes forming a first mask region including first opening zones intended for the formation of the contact pads. The first opening zone has a first degree of opening that is below a threshold. A second mask region including additional opening zones is formed, with the overall degree of opening of the mask being greater than or equal to the threshold.
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公开(公告)号:US10403730B2
公开(公告)日:2019-09-03
申请号:US15914846
申请日:2018-03-07
Applicant: STMicroelectronics (Rousset) SAS
Inventor: Francesco La Rosa , Stephan Niel , Arnaud Regnier , Julien Delalleau
IPC: H01L29/788 , H01L29/423 , H01L21/28 , H01L29/66 , H01L27/11521 , G11C16/14 , H01L21/3205 , H01L21/3213 , H01L27/11524 , H01L29/78 , G11C16/04 , H01L21/306
Abstract: The present disclosure relates to a memory cell comprising a vertical selection gate extending in a trench made in a substrate, a floating gate extending above the substrate, and a horizontal control gate extending above the floating gate, wherein the floating gate also extends above a portion of the vertical selection gate over a non-zero overlap distance. Application mainly to the production of a split gate memory cell programmable by hot-electron injection.
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公开(公告)号:US20190268136A1
公开(公告)日:2019-08-29
申请号:US16281889
申请日:2019-02-21
Applicant: STMICROELECTRONICS (ROUSSET) SAS
Inventor: Thomas ORDAS , Yanis LINGE
Abstract: A cryptographic circuit performs a substitution operation of a cryptographic algorithm. For each substitution operation of the cryptographic algorithm, a series of substitution operations are performed by the cryptographic circuit. One of the substitution operations of the series is a real substitution operation corresponding to the substitution operation of the cryptographic algorithm. One or more other substitution operations of the series are dummy substitution operations. A position of the real substitution operation in said series is selected randomly.
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