Patents Examined by Bradley Smith
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Patent number: 12677508Abstract: A light-emitting element includes: a light emitting layer formed of an i-type layered nitride semiconductor; a first semiconductor layer that is disposed on one surface of the light emitting layer, and is formed of a p-type layered nitride semiconductor or p-type diamond; and a second semiconductor layer that is disposed on the other surface of the light emitting layer, and is formed of an n-type layered nitride semiconductor.Type: GrantFiled: July 13, 2020Date of Patent: July 7, 2026Assignee: NTT, Inc.Inventors: Kazuyuki Hirama, Yoshitaka Taniyasu, Kazuhide Kumakura
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Patent number: 12677648Abstract: A method and apparatus for tungsten gap-fill in semiconductor devices are provided. The method includes performing a gradient oxidation process to oxidize exposed portions of a liner layer, wherein the gradient oxidation process preferentially oxidizes an overhang portion of the liner layer, which obstructs or blocks top openings of one or more features formed within a field region of a substrate. The method further includes performing an etchback process to remove or reduce the oxidized overhang portion of the liner layer, exposing the liner layer to a chemical vapor transport (CVT) process to remove metal oxide remaining from the gradient oxidation process and the etchback process, and performing a tungsten gap-fill process to fill or partially fill the one or more features.Type: GrantFiled: April 11, 2023Date of Patent: July 7, 2026Assignee: Applied Materials, Inc.Inventors: Tsung-Han Yang, Xingyao Gao, Shiyu Yue, Chih-Hsun Hsu, Shirish Pethe, Rongjun Wang, Yi Xu, Wei Lei, Yu Lei, Aixi Zhang, Xianyuan Zhao, Zhimin Qi, Jiang Lu, Xianmin Tang
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Patent number: 12677450Abstract: An improved silicon carbide (SiC) super junction (SJ) MOSFET having at least two buried P-shield (BPS) regions facing each other for gate oxide electric-field and saturation current reductions is disclosed. The two BPS regions are spaced apart from a body region and formed either adjoining sidewalls or below a bottom of a P column region. Moreover, a saturation current pitching (SCP) structure formed in a Junction Field Effect Transistor (JFET) region sandwiched between the two BPS regions limits saturation current of the device in a forward conduction stage for the short-circuit capability improvement.Type: GrantFiled: January 17, 2024Date of Patent: July 7, 2026Assignee: NAMI MOS CO., LTD.Inventors: Fu-Yuan Hsieh, Lin Xu
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Patent number: 12666765Abstract: A light-emitting element includes a first type semiconductor layer, a second type semiconductor layer, a light-emitting layer, a first electrode, a second electrode, and a multi-layer film. The second type semiconductor layer overlaps the first type semiconductor layer. The light-emitting layer is located between the first type semiconductor layer and the second type semiconductor layer. The first electrode is electrically connected to the first type semiconductor layer and is located on a side of the first type semiconductor layer close to the second type semiconductor layer. The second electrode is electrically connected to the second type semiconductor layer and is located on a side of the second type semiconductor layer facing away from the first type semiconductor layer. The multi-layer film is located on a surface of the first type semiconductor layer facing away from the second type semiconductor layer and has a protrusion portion.Type: GrantFiled: March 22, 2023Date of Patent: June 23, 2026Assignee: AUO CorporationInventors: YinYu Chen, Yi-Hong Chen, Chia-An Lee, Yu-Hsin Huang, Kuan-Heng Lin
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Patent number: 12657503Abstract: One aspect of this disclosure relates to a method for operating a quantum computing device. A request to execute a first n-qubit gate on a set of n target qubits is received. The first n-qubit gate is representable as an m-qubit diagonal gate conjugated by a Clifford gate, where m?n. A set of m interface qubits on which to perform the m-qubit diagonal gate are identified. A Clifford operation is executed on each interface qubit and its corresponding target qubits. The m-qubit diagonal gate is executed on the set of m interface qubits.Type: GrantFiled: February 1, 2021Date of Patent: June 16, 2026Assignee: Microsoft Technology Licensing, LLCInventors: Vadym Kliuchnikov, Alexander Vaschillo, Martin Henri Roetteler
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Patent number: 12648261Abstract: A method of manufacturing optoelectronic devices, including the following successive steps: a) forming, by epitaxial growth on a growth substrate, an active diode stack; b) transferring, onto a first transfer substrate, the active diode stack; c) removing the growth substrate; d) forming, by cutting of the first transfer substrate and of the active diode stack, a plurality of dies; and e) transferring, onto a second transfer substrate, the dies, each comprising a portion of the active diode stack.Type: GrantFiled: March 11, 2025Date of Patent: June 2, 2026Assignee: Commissariat à l'Énergie Atomique et aux Énergies AlternativesInventors: Julia Simon, Clément Ballot, Franck Fournel
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Patent number: 12648264Abstract: A display device according to the present invention comprises: a wiring board including a plurality of pixel areas; and semiconductor light-emitting devices disposed in the pixel areas, wherein the pixel areas include semiconductor light-emitting devices having different shapes and emitting different colors, and wherein the wiring board has two or more pixel areas having different arrangements of the semiconductor light-emitting devices. The present invention may be used as an align key when manufacturing a display device by varying the arrangement of semiconductor light-emitting devices in some pixel areas.Type: GrantFiled: December 9, 2020Date of Patent: June 2, 2026Assignee: LG ELECTRONICS INC.Inventors: Jungsub Kim, Gunho Kim, Yoonchul Kim, Jisoo Ko
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Patent number: 12648419Abstract: A method for making a semiconductor structure includes: providing a substrate with a contact feature thereon; forming a dielectric layer on the substrate; etching the dielectric layer to form an interconnect opening exposing the contact feature; forming a metal layer on the dielectric layer and outside of the contact feature; and forming a graphene conductive structure on the metal layer, the graphene conductive structure filling the interconnect opening, being electrically connected to the contact feature, and having at least one graphene layer that extends in a direction substantially perpendicular to the substrate.Type: GrantFiled: February 29, 2024Date of Patent: June 2, 2026Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Ching-Fu Yeh, Chin-Lung Chung, Shu-Wei Li, Yu-Chen Chan, Shin-Yi Yang, Ming-Han Lee
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Patent number: 12635494Abstract: Apparatus and methods for fabricating an electronic device are provided herein. Some embodiments include selectively delivering, according to a digital transfer pattern, an electromagnetic radiation beam provided from a light source across portions of an electromagnetic radiation sensitive layer that comprises a first photosensitive layer disposed on a surface of a substrate and a second photosensitive layer disposed on the first photosensitive layer. The electromagnetic beam may be delivered at a plurality of different dosing levels. The first and second photosensitive layers have first and second exposure sensitivities. Some embodiments also include performing, after selectively delivering the electromagnetic radiation beam, a developing and/or curing process on the first and second photosensitive layers to form a first and second set of features, respectively, which are to be filled with a conductor during a deposition process.Type: GrantFiled: May 11, 2023Date of Patent: May 19, 2026Assignee: Applied Materials, Inc.Inventors: Peng Suo, Chang Bum Yong, Guan Huei See, Arvind Sundarrajan
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Patent number: 12621996Abstract: The present disclosure relates to a semiconductor integrated circuit device and method of manufacturing the semiconductor integrated circuit device. A semiconductor integrated circuit device including a semiconductor substrate, a first transistor, an insulation interlayer and a second transistor. The first transistor formed on the semiconductor substrate. The first transistor includes a horizontal channel substantially parallel to a surface of the semiconductor substrate. The insulating interlayer formed on an upper surface of the semiconductor substrate. A contact hole formed through the insulating interlayer. The second transistor including a channel layer formed in the contact hole. Any one of a source and a drain of the second transistor are electrically connected to any one of electrodes of the first transistor.Type: GrantFiled: May 5, 2022Date of Patent: May 5, 2026Assignee: SK hynix Inc.Inventors: Ki Chang Jeong, Nam Kuk Kim
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Patent number: 12622189Abstract: A method of manufacturing a composite structure comprises: a) providing a donor substrate of a single-crystal semiconductor material, b) implanting ions into the donor substrate, excluding an annular peripheral region, to form a buried brittle plane, the implantation conditions defining a first thermal budget for obtaining bubbling on a face of the donor substrate and a second thermal budget for obtaining a fracture in the brittle plane, c) forming a stiffening film on the donor substrate, carried out by applying a thermal budget lower than the first thermal budget, the stiffening film being perforated in the form of a mesh, the perforated stiffening film leaving a plurality of zones of the front face bare, d) depositing a carrier substrate on the donor substrate carried out by applying a thermal budget greater than the first thermal budget, and e) separating the donor substrate along the brittle plane.Type: GrantFiled: March 14, 2022Date of Patent: May 5, 2026Assignee: SoitecInventors: Hugo Biard, Didier Landru
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Patent number: 12614590Abstract: A memory array comprising strings of memory cells comprises a conductor tier comprising conductor material. Laterally-spaced memory blocks individually comprise a vertical stack comprising alternating insulative tiers and conductive tiers. Channel-material strings of memory cells extend through the insulative tiers and the conductive tiers. Conducting material of a lowest of the conductive tiers directly electrically couples together the channel material of individual of the channel-material strings and the conductor material of the conductor tier. An uppermost portion of the conductor material comprises conductively-doped semiconductive material that is directly against the conducting material, of different composition from that of the conducting material, and comprises at least one of carbon, nitrogen, oxygen, metal, and n-type conductively-doped semiconductive material also comprising boron. Other embodiments, including method, are disclosed.Type: GrantFiled: May 17, 2022Date of Patent: April 28, 2026Assignee: Micron Technology, Inc.Inventors: John D. Hopkins, Jordan D. Greenlee
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Patent number: 12604727Abstract: A semiconductor chip includes a device layer on a substrate, the device layer including a plurality of semiconductor devices; a wiring structure and a lower inter-wiring dielectric layer each on the device layer, the lower inter-wiring dielectric layer surrounding the wiring structure and having a lower permittivity than silicon oxide; an upper inter-wiring dielectric layer arranged on the lower inter-wiring dielectric layer; an isolation recess arranged along an edge of the substrate, the isolation recess formed on side surfaces of the lower and upper inter-wiring dielectric layers and having a bottom surface at a level equal to or lower than that of a bottom surface of the lower inter-wiring dielectric layer; and a cover dielectric layer covering the side surfaces of the lower and upper inter-wiring dielectric layers and the bottom surface of the isolation recess.Type: GrantFiled: March 28, 2023Date of Patent: April 14, 2026Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yeonjin Lee, Junyong Noh, Minjung Choi, Junghoon Han, Yunrae Cho
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Patent number: 12604453Abstract: A semiconductor structure and a method for forming the semiconductor structure are provided. The semiconductor structure includes: a substrate including a first surface and a second surface, which includes a plurality of active areas arranged along a first direction and in parallel along a second direction; a plurality of first recesses arranged in the substrate; a word line gate structure disposed in a first recess, which includes a first side wall and a second side wall, wherein the second side wall is adjacent to an active area; a first isolation structure disposed in the first recess and disposed between the word line gate structure and an active area; a plurality of capacitor structures disposed on the first surface and electrically coupled with an active area; and a plurality of bit lines disposed on the second surface, which are arranged along the first direction and parallel to the second direction.Type: GrantFiled: August 30, 2021Date of Patent: April 14, 2026Assignee: ICLEAGUE TECHNOLOGY CO., LTD.Inventors: Wenyu Hua, Boyong He
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Patent number: 12575222Abstract: A method for inter-substrate transfer of microelectronic devices includes applying a polymer coating to a top surface of a microelectronic device located on a first substrate, depositing an ultraviolet-transmissive adhesive on a second substrate, contacting the polymer-coated top surface of the microelectronic device to the adhesive to bond the microelectronic device to the second substrate, detaching the microelectronic device from the first substrate, and, while the bottom surface of the microelectronic device faces a third substrate, irradiating and ablating the polymer coating with ultraviolet laser light through the second substrate and the adhesive to transfer the microelectronic device from the second substrate to the third substrate via laser lift-off.Type: GrantFiled: January 7, 2022Date of Patent: March 10, 2026Assignee: Coherent LaserSystems GmbH & Co. KGInventor: Jan Brune
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Patent number: 12557436Abstract: Exemplary semiconductor structures may include a silicon-containing substrate. The structures may include a layer of a metal nitride overlying the silicon-containing substrate. The structures may include a gallium nitride structure overlying the layer of the metal nitride. The structures may include an oxygen-containing layer disposed between the layer of the metal nitride and the gallium nitride structure.Type: GrantFiled: October 21, 2021Date of Patent: February 17, 2026Assignee: Applied Materials, Inc.Inventors: Michel Khoury, Ria Someshwar
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Patent number: 12550547Abstract: A displaying base plate and a displaying device, the displaying base plate includes a first sub-pixel unit and a second sub-pixel unit that are arranged adjacently, a substrate, and a first metal layer, a first insulating layer and a second metal layer that are arranged in stack on one side of the substrate. The first metal layer includes a first electrode block connected to a constant potential. The second metal layer includes signal lines and connecting lines; the signal lines include a first signal line and a second signal line; the connecting lines include a first connecting line and a second connecting line; the first signal line is connected to a driving circuit of the first sub-pixel unit, the second signal line is connected to a driving circuit of the second sub-pixel unit.Type: GrantFiled: June 22, 2021Date of Patent: February 10, 2026Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Miao Wang, Yunsheng Xiao, Jingwen Zhang
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Patent number: 12550498Abstract: An electroluminescent device that includes a first electrode and a second electrode spaced apart from each other, a light emitting layer disposed between the first electrode and the second electrode, an electron transport layer disposed between the light emitting layer and the second electrode, and an organic layer disposed on the electron transport layer. The light emitting layer includes a plurality of semiconductor nanoparticles, the electron transport layer includes a plurality of metal oxide nanoparticles, and the organic layer includes a polymeric acid compound.Type: GrantFiled: July 10, 2023Date of Patent: February 10, 2026Assignees: SAMSUNG DISPLAY CO., LTD., SAMSUNG ELECTRONICS CO., LTDInventors: Hong Kyu Seo, Soonmin Cha, Dongchan Kim, Enjung Kim, Taehyung Kim, Tae Ho Kim, Shin Ae Jun, You Jung Chung
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Patent number: 12550472Abstract: An image capturing device includes: a first layer, including a photoelectric converting unit configured to photoelectrically convert light and produce electric charges; a second layer, stacked with the first layer, including a first circuit configured to process a signal based on electric charges produced by the photoelectric converting unit; and a third layer, stacked with the second layer, including an insulating layer provided between a second circuit for processing a signal processed by the first circuit and the second layer, and a heat conduction layer with higher heat conductivity than the insulating layer provided in the insulating layer.Type: GrantFiled: September 30, 2020Date of Patent: February 10, 2026Assignee: NIKON CORPORATIONInventor: Satoshi Suzuki
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Patent number: 12550490Abstract: There is provided a large-diameter Group-III element nitride semiconductor substrate including a first surface and a second surface, in which, despite its large diameter, variations in quality in the first surface are suppressed. A Group-III element nitride semiconductor includes: a first surface; and a second surface, wherein the Group-III element nitride semiconductor substrate has a diameter of 100 mm or more, and wherein the Group-III element nitride semiconductor substrate has a coefficient of variation of a yellow luminescence intensity in a range corresponding to 88% or more of an entire region of the first surface of 0.3 or less based on a photoluminescence spectrum obtained through photoluminescence measurement of a range of the entire region of the first surface.Type: GrantFiled: March 8, 2023Date of Patent: February 10, 2026Assignee: NGK INSULATORS, LTD.Inventors: Kentaro Nonaka, Takayuki Hirao, Katsuhiro Imai