Patents Examined by Tiberiu Dan Onuta
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Patent number: 12690203Abstract: An MPS diode and a manufacturing method is provided. The diode includes a semiconductor body including an active area and an adjacent termination area, the active area includes a drift region of a first conductivity type, and a plurality of wells of a second type different from the first conductivity type, the wells being mutually spaced apart, each well forming a respective PN-junction with the drift region. The diode further includes a metal layer assembly arranged on a surface of the semiconductor body and at least one metal layer, the metal layer assembly forming a plurality of Schottky contacts together with the drift region and a plurality of respective Ohmic contacts with the wells. The drift region includes a doped region surrounding each of the wells and having a higher dopant concentration than a remainder of the drift region, and the doped region is spaced apart from the termination area.Type: GrantFiled: September 14, 2023Date of Patent: July 21, 2026Assignee: Nexperia B.V.Inventors: Massimo Cataldo Mazzillo, Sönke Habenicht
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Patent number: 12677676Abstract: The present invention provides: an aqueous composition capable of removing a photoresist from a printed wiring board or a semiconductor wafer while preventing corrosion of tin plating and tin alloy plating in addition to a copper wiring; and a method for removing a photoresist using the aqueous composition. The aqueous composition according to the present invention is characterized by comprising an alkanolamine (A), a quaternary ammonium hydroxide (B), a sugar alcohol (C), a polar organic solvent (D), and water (E), wherein, with respect to the total amount of the composition, the content of the alkanolamine (A) is 2.5-50 mass %, the content of the quaternary ammonium hydroxide (B) is 0.5-4 mass %, and the content of the sugar alcohol (C) is 0.5-20 mass %.Type: GrantFiled: July 29, 2020Date of Patent: July 7, 2026Assignees: MITSUBISHI GAS CHEMICAL COMPANY, INC., Mitsubishi Gas Chemical Trading, Inc.Inventors: Yukihide Naito, Kensuke Ohmae, Hiroshi Matsunaga, Satoshi Tamai
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Patent number: 12677690Abstract: In examples, a semiconductor package comprises a semiconductor die including a circuit, a housing covering the semiconductor die, and a conductive terminal coupled to the semiconductor die and exposed to an exterior surface of the housing. The package also comprises a sensor exposed on the exterior surface of the housing, a flux layer on the conductive terminal and a conductive member on the flux layer. The conductive member includes a copper core, a nickel layer covering the copper core, and a solder layer covering the nickel layer.Type: GrantFiled: January 5, 2023Date of Patent: July 7, 2026Assignee: TEXAS INSTRUMENTS INCORPORATEDInventor: Rafael Jose Lizares Guevara
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Patent number: 12677525Abstract: The present disclosure provides a light emitting device, a display substrate and a display device. The light emitting device of the present disclosure includes: a first electrode and a second electrode opposite to each other; a plurality of light-emitting units stacked between the first electrode and the second electrode; and a third electrode between adjacent light-emitting units. The first electrode and the second electrode are both electrically coupled to a first signal terminal, the third electrode is coupled to a second signal terminal, and the first signal terminal is configured to provide a first signal and the second signal terminal is configured to provide a second signal such that only part of the plurality of light-emitting units emits light at a same time.Type: GrantFiled: April 16, 2021Date of Patent: July 7, 2026Assignees: HEFEI BOE JOINT TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventor: Chinlung Liao
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Patent number: 12672563Abstract: A package substrate includes a base insulating layer, a first main line pattern on a first surface of the base insulating layer, a plurality of first conductive pads on the first surface of the base insulating layer, a plurality of first branch line patterns on the first surface of the base insulating layer, the plurality of first branch line patterns extending between the first main line pattern and the plurality of first conductive pads; and a first insulating layer on the first surface of the base insulating layer, the first insulating layer including a plurality of first through grooves. Each of the plurality of first branch line patterns includes a first cut portion, a first segment and a second segment separated from each other by the first cut portion, and the plurality of first through grooves overlap first cut portions.Type: GrantFiled: October 3, 2022Date of Patent: June 30, 2026Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seungmin Kim, Byungsu Kim, Hwanwook Jung
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Patent number: 12666614Abstract: Apparatus and methods are disclosed, including memory devices and systems. Example memory devices, systems and methods include memory strings with a conductor channel shell and a low dielectric constant central region. In one example, memory devices, systems and methods include memory strings with a conductor channel shell and a hollow central region.Type: GrantFiled: April 1, 2022Date of Patent: June 23, 2026Assignee: Micron Technology, Inc.Inventor: Gianpietro Carnevale
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Patent number: 12666924Abstract: At least one circuit element may be formed on a front side of a ringed substrate, and the ringed substrate may be mounted on a mounting chuck. The mounting chuck may have an inner raised portion configured to receive the thinned portion of the substrate thereon, and a recessed ring around a perimeter of the mounting chuck configured to receive the outer ring of the ringed substrate therein. At least one solder bump may be formed that is electrically connected to the at least one circuit element, while the ringed wafer is disposed on the mounting chuck.Type: GrantFiled: February 28, 2022Date of Patent: June 23, 2026Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Takashi Noma, Noboru Okubo, Yusheng Lin
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Patent number: 12660225Abstract: A method of manufacturing a thin-film transistor TFT with a metal cross over structure includes: etching the first metal layer through a first patterned photoresist to form a gate electrode and a lower metal pattern; anodizing the first metal layer; removing the first patterned photoresist; depositing a semiconductor layer on the etched first metal layer; depositing a second metal layer on the semiconductor layer; anodizing the second metal layer through a second patterned photoresist to form an anodized segment; and etching the second metal layer through the second patterned photoresist to form first and second upper metal patterns, in which the first upper metal pattern has drain and source electrodes connected to the anodized segment and electrically isolated from each other by the anodized segment, and the second upper metal pattern forms a metal cross over structure with the lower metal pattern.Type: GrantFiled: December 6, 2023Date of Patent: June 16, 2026Assignee: MIKRO MESA TECHNOLOGY CO., LTD.Inventors: Li-Yi Chen, Chieh-Ting Chen
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Patent number: 12648133Abstract: A non-volatile memory device comprises a memory cell region including a plurality of cell transistors, a first-type semiconductor substrate including a peripheral circuit region including circuits configured to control the plurality of cell transistors, and a plurality of pass transistors on the peripheral circuit region of the semiconductor substrate, wherein the peripheral circuit region includes a first region and a second region which are doped to a depth at an upper portion of the semiconductor substrate while being insulated from each other by an implant region, wherein the first region is a second type different from the first type, and includes a first doped region, and a first well region beneath the first doped region and configured to have a higher doping concentration than the first doped region, wherein the second region is the first type, and includes a second doped region, and a second well region beneath the second doped region and configured to have a higher doping concentration than the secoType: GrantFiled: March 31, 2022Date of Patent: June 2, 2026Assignee: Samsung Electronics Co., Ltd.Inventors: Tackhwi Lee, Jaeduk Lee, Hojun Lee, Seongpil Chang
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Patent number: 12635578Abstract: A display panel, a display screen, and a manufacturing method of a display screen are provided. The display panel includes a light-emitting assembly, a driving assembly, multiple first conductive members, and multiple second conductive members. The light-emitting assembly includes multiple light-emitting units, where each of the multiple light-emitting units includes a first electrode and a second electrode spaced apart from the first electrode, and the first electrode surrounds the second electrode. The driving assembly includes multiple driving units, where one of the multiple driving units is disposed in correspondence with one of the multiple light-emitting units, and different driving units correspond to different light-emitting units. Each of the multiple driving units includes a third electrode and a fourth electrode spaced apart from the third electrode, and the third electrode surrounds the fourth electrode.Type: GrantFiled: December 19, 2022Date of Patent: May 19, 2026Assignees: CHUZHOU HKC OPTOELECTRONICS TECHNOLOGY CO., LTD., HKC CORPORATION LIMITEDInventors: Guangjia Wang, Haijiang Yuan
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Patent number: 12628537Abstract: A display device includes a display panel including first and second areas each including a plurality of element areas and a peripheral area, a first light blocking pattern disposed on the display panel and overlapping the second area, and a second light blocking pattern disposed on the display panel, overlapping the second area, and disposed farther away from the display panel than the first light blocking pattern. Each of first, second and third element areas of the second area includes a plurality of light emitting areas and a non-light-emitting area disposed between the light emitting areas, the first light blocking pattern overlaps the non-light-emitting area of the second element area, and the second light blocking pattern overlaps the non-light-emitting area of the first element area and the non-light-emitting area of the third element area.Type: GrantFiled: July 28, 2022Date of Patent: May 12, 2026Assignee: Samsung Display Co., LTD.Inventors: Hyeonbum Lee, Beohmrock Choi, Chiwook An
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Patent number: 12610561Abstract: A method of fabricating a semiconductor device may use, as an internal contact region, a region in which a memory cell region overlaps a core and/or peripheral region by bonding at least a partial region of the memory cell region to at least a partial region of the core and/or peripheral region by a direct bonding method, and thus, even when an additional contact region is secured outside the memory cell region to be smaller, signals and/or power may be transmitted between the memory cell region and the core and/or peripheral region.Type: GrantFiled: August 22, 2023Date of Patent: April 21, 2026Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyungeun Choi, Kiseok Lee
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Patent number: 12599038Abstract: A display device includes: a circuit substrate including a plurality of pixel circuit units and a plurality of pads on a first surface thereof, the plurality of pads being electrically connected to the pixel circuit units; a display substrate on the circuit substrate and including a plurality of light emitting elements electrically connected to the pixel circuit units; a circuit board on the circuit substrate and including a plurality of circuit board pads electrically connected to the pads; a heat dissipation substrate on a second surface of the circuit substrate, the second surface being opposite to the first surface; and a cover substrate on the heat dissipation substrate and partially overlapping the circuit substrate and the circuit board. Each of the plurality of pads is in direct contact with at least one of the plurality of circuit board pads.Type: GrantFiled: August 19, 2022Date of Patent: April 7, 2026Assignee: Samsung Display Co., Ltd.Inventors: Joo Woan Cho, Byung Choon Yang, Tae Hee Lee, Byeong Hwa Choi, Hae Yun Choi
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Patent number: 12588393Abstract: A display panel and a display device are provided. The display device includes a display panel. The display panel includes a photosensitive area, a transition area, and a display area. The display panel further includes a base substrate, a drive circuit layer, and a light-emitting layer. By disconnecting the light-emitting layer in an opening on the base substrate, a lateral intrusion path from a through-hole in the photosensitive area to the display area for water and oxygen can be blocked. Therefore, poor display such as black hole spots caused by water and oxygen intrusion can be solved.Type: GrantFiled: March 24, 2022Date of Patent: March 24, 2026Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Simin Peng
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Patent number: 12581951Abstract: A semiconductor module includes a substrate, a semiconductor element and a heat sink plate. The substrate is included in a circuit board. The semiconductor element is disposed at the heat sink plate inside the substrate. A fluid is sealed inside the heat sink plate.Type: GrantFiled: February 23, 2022Date of Patent: March 17, 2026Assignees: DENSO CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA, MIRISE Technologies CorporationInventor: Shohei Nagai
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Patent number: 12563767Abstract: An integrated circuit includes an epitaxial layer over a semiconductor substrate. The epitaxial layer has a first conductivity type and a top surface. First, second and third trenches are located in the epitaxial layer. The trenches respectively include first, second and third field plates. First and second body members are located within the epitaxial layer and have a different second conductivity type. The first body member is located between the first and second trenches, and the second body member is located between the second and third trenches. The first body member extends a first distance between the top surface and the substrate, and the second body member extends a lesser second distance between the top surface and the substrate.Type: GrantFiled: September 30, 2021Date of Patent: February 24, 2026Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Meng-Chia Lee, Sunglyong Kim, Seetharaman Sridhar, Sameer Pendharkar
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Patent number: 12557622Abstract: The present application discloses a semiconductor device with a composite barrier structure and a method for fabricating the semiconductor device. The semiconductor device includes a substrate; a first dielectric layer having a feature opening on a substrate; a composite barrier structure in the feature opening, wherein the composite barrier structure includes a barrier layer in the feature opening and an assisting blocking layer on the barrier layer; and a conductive feature on the assisting blocking layer; wherein the barrier layer comprises tantalum, and the assisting blocking layer comprises copper manganese alloy.Type: GrantFiled: March 30, 2022Date of Patent: February 17, 2026Assignee: NANYA TECHNOLOGY CORPORATIONInventor: Wei-Chen Pan
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Patent number: 12505764Abstract: A method of manufacturing a decorative sheet includes a step of stacking a light-shielding film and a design film on a surface of a base material film and a step of removing a part of the light-shielding film and a part of the design film by radiating laser light from positions on the base material film and forming transparent portions. The design film the part of which is removed forms a design layer that displays design. The light-shielding film the part of which is removed forms a light-shielding layer that covers the design layer.Type: GrantFiled: March 27, 2020Date of Patent: December 23, 2025Assignee: DAI NIPPON PRINTING CO., LTD.Inventors: Tsubasa Takakura, Kenichi Yamauchi, Naoto Yamanaka, Masato Mizuochi
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Patent number: 12501614Abstract: Three-dimensional memory devices and fabricating methods therefore are disclosed. The memory device can comprise a stack structure comprising a plurality of gate layers, a plurality of first insulating layers, and a plurality of second insulating layers. The stack structure has a staircase region comprising a plurality of stair structures. Each stair structure comprises a first portion of the stair structure comprising one gate layer and a first portion of one first insulating layer, and a second portion of the stair structure comprising a second portion of the one first insulating layer and a second insulating layer. The memory device can further comprise at least one contact structure each located on a top surface of one of the plurality of stair structures, and at least one contact portion in contact with the at least one contact structure.Type: GrantFiled: March 17, 2022Date of Patent: December 16, 2025Assignee: Yangtze Memory Technologies Co., Ltd.Inventors: Zhong Zhang, Kun Zhang, Wenxi Zhou
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Patent number: 12490592Abstract: A display panel and a display device are provided. The display panel includes a pixel definition layer and an encapsulation layer. The pixel definition layer is provided with a plurality of concave portions, the encapsulation layer is provided on the pixel definition layer, the encapsulation layer is provided with a plurality of convex portions, and the convex portions and the concave portions are fitted with each other to form an interlocking structure, so as to improve an adhesion between the encapsulation layer and the pixel definition layer. Therefore, a risk of film debonding and separation among the encapsulation layer, the pixel definition layer, and the functional layer is reduced.Type: GrantFiled: July 27, 2021Date of Patent: December 2, 2025Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Yuelong Song