Patents Examined by Changhyun Yi
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Patent number: 12230735Abstract: Provided is a display device comprising a substrate; a plurality of transistors disposed on the substrate; a first pixel electrode, a second pixel electrode, and a third pixel electrode respectively connected to the transistors; a first emission layer disposed to overlap the first pixel electrode, a second emission layer disposed to overlap the second pixel electrode, and a third emission layer disposed to overlap the third pixel electrode; and a common electrode disposed on the first emission layer, the second emission layer, and the third emission layer, wherein the first pixel electrode includes a first layer, and a second layer disposed on the first layer and including a Ga-doped ITO.Type: GrantFiled: April 13, 2022Date of Patent: February 18, 2025Assignee: Samsung Display Co., Ltd.Inventors: Hyun Eok Shin, Ju Hyun Lee, Sung Joo Kwon, Hyun Ah Sung, Dong Min Lee
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Patent number: 12230721Abstract: Gate-all-around integrated circuit structures having asymmetric source and drain contact structures, and methods of fabricating gate-all-around integrated circuit structures having asymmetric source and drain contact structures, are described. For example, an integrated circuit structure includes a vertical arrangement of nanowires above a fin. A gate stack is over the vertical arrangement of nanowires. A first epitaxial source or drain structure is at a first end of the vertical arrangement of nanowires. A second epitaxial source or drain structure is at a second end of the vertical arrangement of nanowires. A first conductive contact structure is coupled to the first epitaxial source or drain structure. A second conductive contact structure is coupled to the second epitaxial source or drain structure. The second conductive contact structure is deeper along the fin than the first conductive contact structure.Type: GrantFiled: September 18, 2023Date of Patent: February 18, 2025Assignee: Intel CorporationInventors: Biswajeet Guha, Mauro J. Kobrinsky, Tahir Ghani
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Patent number: 12224350Abstract: Self-aligned gate endcap (SAGE) architectures with gate-all-around devices, and methods of fabricating self-aligned gate endcap (SAGE) architectures with gate-all-around devices, are described. In an example, an integrated circuit structure includes a semiconductor fin above a substrate and having a length in a first direction. A nanowire is over the semiconductor fin. A gate structure is over the nanowire and the semiconductor fin, the gate structure having a first end opposite a second end in a second direction, orthogonal to the first direction. A pair of gate endcap isolation structures is included, where a first of the pair of gate endcap isolation structures is spaced equally from a first side of the semiconductor fin as a second of the pair of gate endcap isolation structures is spaced from a second side of the semiconductor fin.Type: GrantFiled: September 29, 2023Date of Patent: February 11, 2025Assignee: Intel CorporationInventors: Biswajeet Guha, William Hsu, Leonard P. Guler, Dax M. Crum, Tahir Ghani
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Patent number: 12224357Abstract: A semiconductor device includes a first active region, a second active region spaced apart from the first active region, a plurality of first channel layers disposed on the first active region, and a second channel layer disposed on the second active region. The semiconductor device further includes a first gate structure intersecting the first active region and the first channel layers, a second gate structure intersecting the second active region and the second channel layer, a first source/drain region disposed on the first active region and contacting the plurality of first channel layers, and a second source/drain region and contacting the second channel layer. The plurality of first channel layers includes a first uppermost channel layer and first lower channel layers disposed below the first uppermost channel layer, and the first uppermost channel layer includes a material that is different from a material included in the first lower channel layers.Type: GrantFiled: May 26, 2022Date of Patent: February 11, 2025Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jinyeong Joe, Dongchan Suh, Sungkeun Lim, Seokhoon Kim, Pankwi Park, Dongsuk Shin
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Patent number: 12225769Abstract: A display panel and a display device, relate to the technical field of display technology. The present disclosure disposes a plurality of subpixel on a substrate, each subpixel comprises a compensating transistor, a drive transistor, a storage capacitance and a first initialization signal line, a first active pattern of the compensating transistor includes a first active section, a second active section and a third active section, the second active section extends along a first direction, and extension directions of the first active section and the third active section intersect with the first direction; the first initialization signal line extends along the first direction, and an overlapping area exists between an orthogonal projection of the first initialization signal line on the substrate and an orthogonal projection of the second active section on the substrate, the first initialization signal line overlaps with the first active pattern directly to form a coupling capacitance.Type: GrantFiled: April 29, 2021Date of Patent: February 11, 2025Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Miao Wang, Yunsheng Xiao, Jingwen Zhang
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Patent number: 12225703Abstract: A method of manufacturing a semiconductor device includes forming a first sacrificial and first active layer on a substrate; forming a first mask pattern on a portion of the substrate; etching the first sacrificial and first active layer partially using the first mask pattern to expose a portion of a top surface of the substrate; forming a semiconductor layer on the exposed top surface of the substrate; forming sacrificial layers and active layers on the first active and semiconductor layer, the active layers including an uppermost second active layer; forming a second mask pattern on a portion of the second active layer; forming a trench using the second mask pattern, the trench defining a first and second active pattern; and removing the sacrificial layers to form a first and second channel patterns on the first and second active patterns, respectively, wherein the first active pattern includes the semiconductor layer.Type: GrantFiled: October 2, 2023Date of Patent: February 11, 2025Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Mingyu Kim, Munhyeon Kim, Daewon Ha
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Patent number: 12218081Abstract: Microelectronic devices include a stack structure of insulative structures vertically alternating with conductive structures and arranged in tiers forming opposing staircase structures. A polysilicon fill material substantially fills an opening (e.g., a high-aspect-ratio opening) between the opposing staircase structures. The polysilicon fill material may have non-compressive stress such that the stack structure may be partitioned into blocks without the blocks bending and without contacts—formed in at least one of the polysilicon fill material and the stack structure—deforming, misaligning, or forming electrical shorts with neighboring contacts.Type: GrantFiled: July 21, 2023Date of Patent: February 4, 2025Assignee: Lodestar Licensing Group LLCInventors: Jivaan Kishore Jhothiraman, John M. Meldrim, Lifang Xu
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Patent number: 12218197Abstract: A device includes a semiconductor nanostructure, and an oxide layer, which includes horizontal portions on a top surface and a bottom surface of the semiconductor nanostructure, vertical portions on sidewalls of the semiconductor nanostructure, and corner portions on corners of the semiconductor nanostructure. The horizontal portions have a first thickness. The vertical portions have a second thickness. The corner portions have a third thickness. Both of the second thickness and the third thickness are greater than the first thickness. A high-k dielectric layer surrounds the oxide layer. A gate electrode surrounds the high-k dielectric layer.Type: GrantFiled: August 3, 2023Date of Patent: February 4, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Shu-Han Chen, Yi-Shao Li, Chun-Heng Chen, Chi On Chui
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Patent number: 12219748Abstract: Devices and methods are described herein that obviate the need for a read assist circuit. In one example, a semiconductor device includes a source region and a drain region formed above a substrate. A buried insulator (BI) layer is formed beneath either the source region or the drain region. A first nano-sheet is formed (i) horizontally between the source region and the drain region and (ii) vertically above the BI layer. The BI layer reduces current flow through the first nano-sheet.Type: GrantFiled: August 8, 2023Date of Patent: February 4, 2025Assignee: Taiwan Semiconductor Manufacturing Company LimitedInventors: Kam-Tou Sio, Yi-Hsun Chiu
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Patent number: 12218135Abstract: A semiconductor device includes a first three dimensional (3D) transistor and a second 3D transistor oriented parallel to the first 3D transistor disposed in a substrate, the first 3D transistor and the second 3D transistor being a subset of a plurality of transistors. The device includes a diffusion-break trench disposed in a region laterally separating the second 3D transistor from the first 3D transistor, the diffusion-break trench having a length extending along a lateral direction. The device includes a diffusion-break wire filling the diffusion-break trench, the diffusion-break wire having a height along a vertical direction, gates of the plurality of transistors being made of a different conductive material than the diffusion-break wire.Type: GrantFiled: January 13, 2022Date of Patent: February 4, 2025Assignee: Tokyo Electron LimitedInventors: Lars Liebmann, Jeffrey Smith, Daniel Chanemougame, Paul Gutwin
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Patent number: 12211897Abstract: The present disclosure provides a semiconductor device with a plurality of semiconductor channel layers. The semiconductor channel layers include a first semiconductor layer and a second semiconductor layer disposed over the first semiconductor layer. A strain in the second semiconductor layer is different from a strain in the first semiconductor layer. A gate is disposed over the plurality of semiconductor channel layers.Type: GrantFiled: July 31, 2023Date of Patent: January 28, 2025Assignees: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., NATIONAL TAIWAN UNIVERSITYInventors: Chung-En Tsai, Chia-Che Chung, Chee-Wee Liu, Fang-Liang Lu, Yu-Shiang Huang, Hung-Yu Yeh, Chien-Te Tu, Yi-Chun Liu
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Patent number: 12211937Abstract: A semiconductor device and method of manufacture are provided which help to support contacts while material is removed to form air gaps. In embodiments a contact is formed with an enlarged base to help support overlying portions of the contact. In other embodiments a scaffold material may also be placed prior to the formation of the air gaps in order to provide additional support.Type: GrantFiled: June 29, 2023Date of Patent: January 28, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Ching-Feng Fu, Guan-Ren Wang, Yun-Min Chang, Yu-Lien Huang
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Patent number: 12211790Abstract: The present disclosure describes a semiconductor structure and a method for forming the same. The semiconductor structure can include a substrate, a first vertical structure and a second vertical structure formed over the substrate, and a conductive rail structure between the first and second vertical structures. A top surface of the conductive rail structure can be substantially coplanar with top surfaces of the first and the second vertical structures.Type: GrantFiled: August 10, 2023Date of Patent: January 28, 2025Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Yi-Bo Liao, Wei Ju Lee, Cheng-Ting Chung, Hou-Yu Chen, Chun-Fu Cheng, Kuan-Lun Cheng
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Patent number: 12211851Abstract: A semiconductor device includes a plurality of standard cells. The plurality of standard cells include a first group of standard cells arranged in a first row extending in a row direction and a second group of standard cells arranged in a second row extending in the row direction. The first group of standard cells and the second group of standard cells are arranged in a column direction. A cell height of the first group of standard cells in the column direction is different from a cell height of the second group of standard cells in the column direction.Type: GrantFiled: February 13, 2024Date of Patent: January 28, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Ta-Pen Guo, Lee-Chung Lu, Li-Chun Tien
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Patent number: 12205988Abstract: A semiconductor device according to the present disclosure includes a channel portion, a gate electrode disposed opposite the channel portion via a gate insulating film, and source/drain regions disposed at both edges of the channel portion. The source/drain regions include semiconductor layers that have a first conductivity type and that are formed inside recessed portions disposed on a base body. Impurity layers having a second conductivity type different from the first conductivity type are formed between the base body and bottom portions of the semiconductor layers.Type: GrantFiled: June 6, 2023Date of Patent: January 21, 2025Assignee: Sony Semiconductor Solutions CorporationInventor: Kazuyuki Tomida
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Patent number: 12199095Abstract: The present disclosure describes a structure including a fin field effect transistor (finFET) and a nano-sheet transistor on a substrate and a method of forming the structure. The method can include forming first and second vertical structures over a substrate, where each of the first and the second vertical structures can include a buffer region and a first channel layer formed over the buffer region. The method can further include disposing a masking layer over the first channel layer of the first and second vertical structures, removing a portion of the first vertical structure to form a first recess, forming a second channel layer in the first recess, forming a second recess in the second channel layer, and disposing an insulating layer in the second recess.Type: GrantFiled: October 18, 2021Date of Patent: January 14, 2025Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Wang-Chun Huang, Chih-Hao Wang, Ching-Wei Tsai, Kuan-Lun Cheng
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Patent number: 12199163Abstract: Disclosed are a semiconductor device and a method of fabricating the same. The device may include a substrate, an active pattern in an upper portion of the substrate and is extending in a first direction, a gate electrode crossing the active pattern and extending in a second direction intersecting the first direction, a first gate spacer covering a side surface of the gate electrode, a first inhibition layer between the gate electrode and the first gate spacer, and a gate insulating layer between the gate electrode and the active pattern. The gate insulating layer may include a high-k dielectric layer and a gate oxide layer. The gate oxide layer may be between the high-k dielectric layer and the active pattern. The high-k dielectric layer may be between the gate oxide layer and the gate electrode.Type: GrantFiled: September 29, 2023Date of Patent: January 14, 2025Assignee: Samsung Electronics Co., Ltd.Inventors: Munhyeon Kim, Myung Gil Kang, Wandon Kim
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Patent number: 12191357Abstract: In a general aspect, a quantum control device includes a substrate having a substrate surface. An insulator layer is disposed over the substrate surface and defines a cavity. The insulator layer includes an insulator surface that defines an opening to the cavity. The quantum control device also includes a field-responsive layer over the insulator surface. The field-responsive layer includes a target region that resides over the opening to the cavity. The quantum control device additionally includes a projection extending from the substrate into the cavity and terminating at a tip. The projection is configured to produce an electric field that interacts with a quantum state in the target region. The tip resides in the cavity and configured to concentrate the electric field produced by the projection.Type: GrantFiled: August 31, 2021Date of Patent: January 7, 2025Assignee: Infinite Potential Laboratories LPInventors: Steve MacLean, François Fillion-Gourdeau, Pierre Louis Joseph Lévesque, Jean-Philippe W. MacLean
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Patent number: 12191226Abstract: A semiconductor device and method for forming same. According to an embodiment. The method provides a base substrate, forms a heat dissipation substrate on the base substrate, wherein a thermal conductivity of the heat dissipation substrate is between 200 Wm?1K?1 and 1200 Wm?1K?1. This method further forms a device layer on the heat dissipation substrate, wherein the device layer comprises a transistor. The method further removes the base substrate.Type: GrantFiled: January 17, 2023Date of Patent: January 7, 2025Assignees: MEDIATEK INC., NATIONAL TAIWAN UNIVERSITYInventors: Ming-Tzong Yang, Hsien-Hsin Lin, Wen-Kai Wan, Chia-Che Chung, Chee-Wee Liu
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Patent number: 12191305Abstract: A first gate-all-around (GAA) transistor and a second GAA transistor may be formed on a substrate. The first GAA transistor includes at least one silicon plate, a first gate structure, a first source region, and a first drain region. The second GAA transistor includes at least one silicon-germanium plate, a second gate structure, a second source region, and a second drain region. The first GAA transistor may be an n-type field effect transistor, and the second GAA transistor may be a p-type field effect transistor. The gate electrodes of the first gate structure and the second gate structure may include a same conductive material. Each silicon plate and each silicon-germanium plate may be single crystalline and may have a same crystallographic orientation for each Miller index.Type: GrantFiled: July 28, 2023Date of Patent: January 7, 2025Assignee: Taiwan Semiconductor Manufacturing Company LimitedInventors: Shi Ning Ju, Kuo-Cheng Chiang, Chih-Hao Wang, Kuan-Lun Cheng, Guan-Lin Chen