Patents Examined by Victor Mandala
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Patent number: 12293923Abstract: A method of fabricating a semiconductor device includes forming a cut-off region in at least one mandrel line among a plurality of mandrel lines, conformally forming a spacer material layer in the plurality of mandrel lines and a non-mandrel area and forming a cut spacer in the cut-off region and depositing a gap-fill material such that a cut block is formed on a portion of the non-mandrel area and a concave portion of the cut spacer is filled.Type: GrantFiled: April 22, 2022Date of Patent: May 6, 2025Assignee: Samsung Electronics Co., Ltd.Inventor: Yangsoo Son
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Patent number: 12294025Abstract: A region for adjusting a carrier lifetime is easily formed by a method in which damage to a predetermined surface of a semiconductor substrate is small. Provided is a semiconductor apparatus including: a semiconductor substrate having an upper surface and a lower surface; a first region provided in a region on an upper surface side of the semiconductor substrate and having a first chemical concentration peak of a first impurity at a first depth position; and a second region provided in a region different from the first region in the semiconductor substrate and having a second chemical concentration peak of the first impurity at the first depth position. At the first depth position, a concentration of a recombination center of the second region is lower than a concentration of the recombination centers of the first region.Type: GrantFiled: December 26, 2021Date of Patent: May 6, 2025Assignee: FUJI ELECTRIC CO., LTD.Inventors: Motoyoshi Kubouchi, Takashi Yoshimura
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Patent number: 12288744Abstract: Microelectronic assemblies, and related devices and methods, are disclosed herein. For example, in some embodiments, a microelectronic assembly may include a package substrate having a core substrate with a first conductive structure having a first thickness on the core substrate, and a second conductive structure having a second thickness on the core substrate, where the first thickness is different than the second thickness.Type: GrantFiled: May 12, 2022Date of Patent: April 29, 2025Assignee: Intel CorporationInventors: Ji Yong Park, Kyu Oh Lee, Yikang Deng, Zhichao Zhang, Liwei Cheng, Andrew James Brown, Cheng Xu, Jiwei Sun
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Patent number: 12288811Abstract: Multi-gate devices and methods for fabricating such are disclosed herein. An exemplary method includes forming an n-type work function layer in a gate trench in a gate structure, wherein the n-type work function layer is formed around first channel layers in a p-type gate region and around second channel layers in an n-type gate region, forming a first metal fill layer in a first gate trench over the n-type work function layer in the p-type gate region and in a second gate trench over the n-type work function layer in the n-type gate region, removing the first metal fill layer from the p-type gate region, removing the n-type work function layer from the p-type gate region, forming a p-type work function layer in the first gate trench of the p-type gate region, and forming a second metal fill layer in the first gate trench of the p-type gate region.Type: GrantFiled: May 6, 2022Date of Patent: April 29, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Shih-Hang Chiu, Kuan-Ting Liu, Chi On Chui, Chia-Wei Chen, Jian-Hao Chen, Cheng-Lung Hung
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Patent number: 12290005Abstract: A semiconductor device includes: a substrate comprising a magnetic tunneling junction (MTJ) region and a logic region; a first MTJ on the MTJ region; a first metal interconnection on the logic region; and a cap layer extending from a sidewall of the first MTJ to a sidewall of the first metal interconnection. Preferably, the cap layer on the MTJ region and the cap layer on the logic region comprise different thicknesses.Type: GrantFiled: May 30, 2024Date of Patent: April 29, 2025Assignee: UNITED MICROELECTRONICS CORP.Inventors: Hui-Lin Wang, Yu-Ping Wang, Chen-Yi Weng, Chin-Yang Hsieh, Si-Han Tsai, Che-Wei Chang, Jing-Yin Jhang
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Patent number: 12288838Abstract: A display apparatus including a panel substrate and a pixel module disposed thereon, in which the pixel module includes a circuit board and light emitters arranged and aligned in a first direction and disposed on the circuit board, in which each light emitter includes a light emitting layer including a first and a second conductivity type semiconductor layer, and an active layer interposed therebetween, a first and a second connection layer electrically connected to the first and the second conductivity type semiconductor layer, respectively, and a step adjustment layer disposed between the circuit board and the light emitting layer and covering a region of the light emitting layer and including an opening region configured to provide an electrical contact region between the first connection layer and the first conductivity type semiconductor layer.Type: GrantFiled: May 24, 2024Date of Patent: April 29, 2025Assignee: Seoul Semiconductor Co., Ltd.Inventor: Seung Sik Hong
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Patent number: 12289896Abstract: A magneto-resistive random access memory with segmented bottom electrode includes a magnetic tunnel junction pillar above a first portion of a bottom electrode layer, the first portion of the bottom electrode layer includes a metal region. A sidewall spacer is disposed along sidewalls of the magnetic tunnel junction pillar and above a second portion of the bottom electrode layer including a metal-oxide region. The first portion of the bottom electrode layer composed of the metal region and the second portion of the bottom electrode layer composed of the metal-oxide region form the segmented bottom electrode.Type: GrantFiled: December 15, 2021Date of Patent: April 29, 2025Assignee: International Business Machines CorporationInventors: Oscar van der Straten, Willie Lester Muchrison, Jr., Lisamarie White, Chih-Chao Yang
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Patent number: 12283577Abstract: A fan-out semiconductor package includes: a package body including a fan-in area corresponding to a through-hole located therein, a fan-out area surrounding the fan-in area, and a body interconnect structure arranged in the package body corresponding to the fan-out area; a fan-in chip structure located in the through-hole, the fan-in chip structure comprising a first chip, a capacitor chip arranged to be apart from the first chip, and a second chip disposed on both the first chip and the capacitor chip; a redistribution structure arranged on a bottom surface of the package body and a bottom surface of the fan-in chip structure and including a redistribution element extending to the fan-out area; and an interconnect via arranged on a top surface of the package body and electrically connected to the redistribution element in the fan-out area.Type: GrantFiled: July 12, 2022Date of Patent: April 22, 2025Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Joonsung Kim, Seokwon Lee
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Patent number: 12278196Abstract: An electronic device includes a substrate having a conductive structure with a substrate outward terminal at a second side of the substrate. A dielectric structure with an opening is adjacent to the second side. An electronic component is coupled to the substrate and an encapsulant encapsulates the electronic component. The substrate outward terminal comprises a multi-via terminal or a multi-stage via. The multi-via terminal includes pad conductive vias in the opening, a pad dielectric via interposed between the pad conductive vias, and a conductor comprising a conductor top side with micro dimples over the pad conductive vias and the pad dielectric via. The multi-stage terminal includes a pad base within the opening having a top side recessed below an upper surface the dielectric and a pad head coupled to the pad base within the opening, the pad head having a top side with a micro dimple.Type: GrantFiled: October 31, 2023Date of Patent: April 15, 2025Assignee: Amkor Technology Singapore Holding Pte. Ltd.Inventors: Tae Ki Kim, Jae Beom Shim, Min Jae Yi, Yi Seul Han, Young Ju Lee, Kyeong Tae Kim
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Patent number: 12278233Abstract: A semiconductor device includes at least one semiconductor fin, a gate electrode, at least one gate spacer, and a gate dielectric. The semiconductor fin includes at least one recessed portion and at least one channel portion. The gate electrode is present on at least the channel portion of the semiconductor fin. The gate spacer is present on at least one sidewall of the gate electrode. The gate dielectric is present at least between the channel portion of the semiconductor fin and the gate electrode. The gate dielectric extends farther than at least one end surface of the channel portion of the semiconductor fin.Type: GrantFiled: May 3, 2021Date of Patent: April 15, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LIMITEDInventors: Che-Cheng Chang, Chih-Han Lin
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Patent number: 12278070Abstract: An electromechanical power switch device and methods thereof. At least some of the illustrative embodiments are devices including a semiconductor substrate, at least one integrated circuit device on a front surface of the semiconductor substrate, an insulating layer on the at least one integrated circuit device, and an electromechanical power switch on the insulating layer. By way of example, the electromechanical power switch may include a source and a drain, a body region disposed between the source and the drain, and a gate including a switching metal layer. In some embodiments, the body region includes a first body portion and a second body portion spaced a distance from the first body portion and defining a body discontinuity therebetween. Additionally, in various examples, the switching metal layer may be disposed over the body discontinuity.Type: GrantFiled: January 23, 2023Date of Patent: April 15, 2025Assignee: INOSO, LLCInventors: Kiyoshi Mori, Ziep Tran, Giang Trung Dao, Michael Edward Ramon
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Patent number: 12278105Abstract: A method of producing an epitaxial silicon wafer, including: loading a wafer into a chamber; performing epitaxial growth; unloading the epitaxial silicon wafer from the chamber; and then cleaning the inside of the chamber using hydrochloric gas. After the cleaning is performed, whether components provided in the chamber are to be replaced or not is determined based on the cumulative amount of the hydrochloric gas supplied. The components have a base material that includes graphite and is coated with a silicon carbide film.Type: GrantFiled: October 28, 2020Date of Patent: April 15, 2025Assignee: SUMCO CORPORATIONInventor: Motoki Goto
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Patent number: 12272777Abstract: A display panel includes a driving substrate, a plurality of bonding pads, a reflective layer, and a plurality of light-emitting units. The driving substrate includes a plurality of wirings of a driving circuit of the display panel. The bonding pads are disposed on the driving substrate and is electrically connected to the wirings of the driving circuit in the driving substrate. Every two of the bonding pads are arranged in pairs. Each of the bonding pads is frustum-shaped. The reflective layer is disposed between two adjacent pairs of the bonding pads. A material of the reflective layer includes photocuring reflective ink. Each of the light-emitting units is electrically connected to each pair of the bonding pads.Type: GrantFiled: December 17, 2021Date of Patent: April 8, 2025Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Shixin Zhou
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Patent number: 12272681Abstract: A display panel including a circuit board having pads, light emitting devices electrically connected to the pads and arranged on the circuit board, each light emitting device having a first surface facing the circuit board and a second surface opposite to the first surface, a buffer material layer disposed between the circuit board and the light emitting devices to fill a space between the circuit board and the light emitting devices, and a cover layer covering the second surface of the light emitting devices, in which the buffer material layer is disposed under the first surfaces of the light emitting devices and has grooves in a region between adjacent light emitting devices, a portion of a top surface of the buffer material layer is disposed between adjacent light emitting devices, and the cover layer fills the grooves of the buffer material layer.Type: GrantFiled: December 11, 2023Date of Patent: April 8, 2025Assignee: Seoul Viosys Co., Ltd.Inventors: Seong Kyu Jang, Seom Geun Lee, Chan Seob Shin, Ho Joon Lee
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Patent number: 12266411Abstract: An apparatus includes a substrate; circuit components disposed on the substrate; and a location identifier layer over the circuit, wherein the location identifier layer includes one or more section labels for representing physical locations of the circuit components within the apparatus.Type: GrantFiled: February 22, 2024Date of Patent: April 1, 2025Assignee: Micron Technology, Inc.Inventors: Itamar Lavy, Chunhao Wang, Wesley B. Butler
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Patent number: 12266638Abstract: A semiconductor package includes: a first structure having a first insulating layer disposed on one surface, and first electrode pads and first dummy pads penetrating through the first insulating layer, a second structure having a second insulating layer having the other surface bonded to the one surface and the first insulating layer and disposed on the other surface, and second electrode pads and second dummy pads that penetrate through the second insulating layer, the second electrode pads being bonded to the first electrode pads, respectively, and the second dummy pads being bonded to the first dummy pads, respectively. In the semiconductor chip, ratios of surface areas per unit area of the first and second dummy pads to the first and second insulating layers on the one surface and the other surface gradually decrease toward sides of the first and second structures.Type: GrantFiled: February 24, 2023Date of Patent: April 1, 2025Assignee: Samsung Electronics Co., Ltd.Inventors: Sangcheon Park, Youngmin Lee
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Patent number: 12261112Abstract: A memory device includes a bit line group having a first bit line and a second bit line. The bit line group includes a first segment, a second segment, and a twist segment conductively connected to the first segment and the second segment. The first segment includes a first portion of the first bit line and a first portion of the second bit line. The second segment includes a second portion of the first bit line and a second portion of the second bit line. The twist segment includes a third portion of the first bit line and a third portion of the second bit line. The first and second portions of the first bit line and the second bit line each extends in a first lateral direction. The third portion of the first bit line is conductively connected to the first and second portions of the first bit line.Type: GrantFiled: April 11, 2022Date of Patent: March 25, 2025Assignee: WUXI SMART MEMORIES TECHNOLOGIES CO., LTD.Inventors: Meilan Guo, Yushi Hu, Ke Ma, Jia Sun, Yu Long
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Patent number: 12259647Abstract: A method is provided. The method includes preparing a mask blank, the mask blank including a substrate, a reflective layer disposed on the substrate for reflecting extreme ultraviolet light, and a light absorbing layer disposed on the reflective layer; providing a photomask by forming a plurality of pattern elements having a target critical dimension from the light absorbing layer, wherein the plurality of pattern elements include a correction target pattern element to be corrected, and the correction target pattern element has a critical dimension different from the target critical dimension; identifying a correction target area of the photomask in which the correction target pattern element is disposed; applying an etchant to the photomask; and irradiating a laser beam to the correction target area while the etchant is provided on the photomask.Type: GrantFiled: July 9, 2021Date of Patent: March 25, 2025Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jongkeun Oh, Sanguk Park, Gyeongcheon Jo, Jongju Park
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Patent number: 12255134Abstract: A method of forming a semiconductor structure includes forming a plurality of lower level conductive lines in a first dielectric layer. The plurality of lower level conductive lines includes a first lower level conductive line. The method further includes recessing portions of the first lower level conductive line below a top surface of the first dielectric layer to form a recess, forming a dielectric cap in the recess, depositing a second dielectric layer over the first dielectric layer. Forming a via opening exposes a portion of the second lower level conductive line. The method further includes forming an upper level conductive line and a via in the trench and in the via opening, respectively. The via couples the upper level conductive line to the second lower level conductive line, and the upper level conductive line overlaps with the dielectric cap.Type: GrantFiled: February 8, 2022Date of Patent: March 18, 2025Assignees: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., TSMC NANJING COMPANY, LIMITEDInventors: Yi-Chun Huang, I-Chih Chen, Chun-Wei Kuo
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Patent number: 12249544Abstract: There are provided a semiconductor device, a method of manufacturing the same, and an electronic device including the device. According to an embodiment, the semiconductor device may include a substrate, and a first device and a second device formed on the substrate. Each of the first device and the second device includes a first source/drain layer, a channel layer and a second source/drain layer stacked on the substrate in sequence, and also a gate stack surrounding a periphery of the channel layer. The channel layer of the first device and the channel layer of the second device are substantially co-planar.Type: GrantFiled: May 15, 2023Date of Patent: March 11, 2025Assignee: INSTITUTE OF MICROELECTRONICS, CHINESE ACADEMY OF SCIENCESInventor: Huilong Zhu