Patents by Inventor Jeng Wei
Jeng Wei has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240363729Abstract: A method includes forming a semiconductor fin protruding higher than a top surface of an isolation region. The semiconductor fin overlaps a semiconductor strip, and the semiconductor strip contacts the isolation region. The method further includes forming a gate stack on a sidewall and a top surface of a first portion of the semiconductor fin, and etching the semiconductor fin and the semiconductor strip to form a trench. The trench has an upper portion in the semiconductor fin and a lower portion in the semiconductor strip. A semiconductor region is grown in the lower portion of the trench. Process gases used for growing the semiconductor region are free from both of n-type dopant-containing gases and p-type dopant-containing gases. A source/drain region is grown in the upper portion of the trench, wherein the source/drain region includes a p-type or an n-type dopant.Type: ApplicationFiled: July 5, 2024Publication date: October 31, 2024Inventors: Meng-Ku Chen, Ji-Yin Tsai, Jeng-Wei Yu, Yi-Fang Pai, Pei-Ren Jeng, Yee-Chia Yeo, Chii-Horng Li
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Publication number: 20240363418Abstract: A method of forming a fin field-effect transistor device includes: forming a gate structure over a first fin and a second fin; forming, on a first side of the gate structure, a first recess and a second recess in the first fin and the second fin, respectively; and forming a source/drain region in the first and second recesses, which includes: forming a barrier layer in the first and second recesses; forming a first epitaxial material over the barrier layer, where a first portion of the first epitaxial material over the first fin is spaced apart from a second portion of the first epitaxial material over the second fin; forming a second epitaxial material over the first and second portions of the first epitaxial material, where the second epitaxial material extends continuously from the first fin to the second fin; and forming a capping layer over the second epitaxial material.Type: ApplicationFiled: July 9, 2024Publication date: October 31, 2024Inventors: Jeng-Wei Yu, Yi-Fang Pai, Pei-Ren Jeng, Chii-Horng Li, Yee-Chia Yeo
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Publication number: 20240355826Abstract: A method includes forming a gate stack on a first portion of a semiconductor fin, removing a second portion of the semiconductor fin to form a recess, and forming a source/drain region starting from the recess. The formation of the source/drain region includes performing a first epitaxy process to grow a first semiconductor layer, wherein the first semiconductor layer has straight-and-vertical edges, and performing a second epitaxy process to grow a second semiconductor layer on the first semiconductor layer. The first semiconductor layer and the second semiconductor layer are of a same conductivity type.Type: ApplicationFiled: July 1, 2024Publication date: October 24, 2024Inventors: Jung-Chi Tai, Yi-Fang Pai, Tsz-Mei Kwok, Tsung-Hsi Yang, Jeng-Wei Yu, Cheng-Hsiung Yen, Jui-Hsuan Chen, Chii-Horng Li, Yee-Chia Yeo, Heng-Wen Ting, Ming-Hua Yu
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Patent number: 12094778Abstract: A method of forming a fin field-effect transistor device includes: forming a gate structure over a first fin and a second fin; forming, on a first side of the gate structure, a first recess and a second recess in the first fin and the second fin, respectively; and forming a source/drain region in the first and second recesses, which includes: forming a barrier layer in the first and second recesses; forming a first epitaxial material over the barrier layer, where a first portion of the first epitaxial material over the first fin is spaced apart from a second portion of the first epitaxial material over the second fin; forming a second epitaxial material over the first and second portions of the first epitaxial material, where the second epitaxial material extends continuously from the first fin to the second fin; and forming a capping layer over the second epitaxial material.Type: GrantFiled: September 30, 2021Date of Patent: September 17, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Jeng-Wei Yu, Yi-Fang Pai, Pei-Ren Jeng, Chii-Horng Li, Yee-Chia Yeo
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Patent number: 12068395Abstract: A method includes forming a semiconductor fin protruding higher than a top surface of an isolation region. The semiconductor fin overlaps a semiconductor strip, and the semiconductor strip contacts the isolation region. The method further includes forming a gate stack on a sidewall and a top surface of a first portion of the semiconductor fin, and etching the semiconductor fin and the semiconductor strip to form a trench. The trench has an upper portion in the semiconductor fin and a lower portion in the semiconductor strip. A semiconductor region is grown in the lower portion of the trench. Process gases used for growing the semiconductor region are free from both of n-type dopant-containing gases and p-type dopant-containing gases. A source/drain region is grown in the upper portion of the trench, wherein the source/drain region includes a p-type or an n-type dopant.Type: GrantFiled: June 18, 2021Date of Patent: August 20, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Meng-Ku Chen, Ji-Yin Tsai, Jeng-Wei Yu, Yi-Fang Pai, Pei-Ren Jeng, Yee-Chia Yeo, Chii-Horng Li
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Patent number: 12057450Abstract: A method includes forming a gate stack on a first portion of a semiconductor fin, removing a second portion of the semiconductor fin to form a recess, and forming a source/drain region starting from the recess. The formation of the source/drain region includes performing a first epitaxy process to grow a first semiconductor layer, wherein the first semiconductor layer has straight-and-vertical edges, and performing a second epitaxy process to grow a second semiconductor layer on the first semiconductor layer. The first semiconductor layer and the second semiconductor layer are of a same conductivity type.Type: GrantFiled: August 9, 2022Date of Patent: August 6, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Jung-Chi Tai, Yi-Fang Pai, Tsz-Mei Kwok, Tsung-Hsi Yang, Jeng-Wei Yu, Cheng-Hsiung Yen, Jui-Hsuan Chen, Chii-Horng Li, Yee-Chia Yeo, Heng-Wen Ting, Ming-Hua Yu
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Publication number: 20240249979Abstract: A semiconductor device includes a substrate, first and second fins over the substrate and extending upwardly in a first direction, an epitaxial material comprising a first portion, a second portion, and a third portion, and a conductive feature in contact with the epitaxial material. The first portion is located on the first fin, the second portion is located on the second fin, and the third portion is connected to the first and second portions. The third portion has a bottom surface bended upwardly with an apex located between the first and second fins. In a cross-sectional plane perpendicular to a lengthwise direction of the first and second fins, the bottom surface has a first straight line and a second straight line intersecting at the apex.Type: ApplicationFiled: February 19, 2024Publication date: July 25, 2024Inventors: Yi-Jing Lee, Jeng-Wei Yu, Li-Wei Chou, Tsz-Mei Kwok, Ming-Hua Yu
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Publication number: 20240204044Abstract: A method includes forming isolations extending into a semiconductor substrate, recessing the isolation regions, wherein a semiconductor region between the isolation regions forms a semiconductor fin, forming a first dielectric layer on the isolation regions and the semiconductor fin, forming a second dielectric layer over the first dielectric layer, planarizing the second dielectric layer and the first dielectric layer, and recessing the first dielectric layer. A portion of the second dielectric layer protrudes higher than remaining portions of the first dielectric layer to form a protruding dielectric fin. A portion of the semiconductor fin protrudes higher than the remaining portions of the first dielectric layer to form a protruding semiconductor fin. A portion of the protruding semiconductor fin is recessed to form a recess, from which an epitaxy semiconductor region is grown. The epitaxy semiconductor region expands laterally to contact a sidewall of the protruding dielectric fin.Type: ApplicationFiled: February 27, 2024Publication date: June 20, 2024Inventors: Jeng-Wei Yu, Tsz-Mei Kwok, Tsung-Hsi Yang, Li-Wei Chou, Ming-Hua Yu
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Publication number: 20240165767Abstract: A system for monitoring and/or controlling a treatment process includes a treatment apparatus for carrying out the treatment process. The treatment apparatus includes a vibratory trough for receiving and retaining treatment media and a component support fixedly attached to the vibratory trough. The system includes a plurality of sensor devices respectively and fixedly disposed at a plurality of heights relative to the vibratory trough and configured to respectively measure a plurality of movement parameters of the treatment media at the plurality of heights and generate a plurality of movement signals corresponding to the plurality of movement parameters. The system includes a central controller configured to determine a plurality of process variables corresponding to the plurality of movement signals and control the treatment apparatus based at least on the plurality of process variables.Type: ApplicationFiled: October 18, 2023Publication date: May 23, 2024Applicants: ROLLS-ROYCE plc, ROLLS-ROYCE DEUTSCHLAND LTD & CO KGInventors: Abhay GOPINATH, Arun Prasanth NAGALINGAM, Goetz G FELDMANN, Thomas HAUBOLD, Jeng Wei TEOH, Senthil Kumar ANANTHARAJAN
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Patent number: 11948971Abstract: A method includes forming isolations extending into a semiconductor substrate, recessing the isolation regions, wherein a semiconductor region between the isolation regions forms a semiconductor fin, forming a first dielectric layer on the isolation regions and the semiconductor fin, forming a second dielectric layer over the first dielectric layer, planarizing the second dielectric layer and the first dielectric layer, and recessing the first dielectric layer. A portion of the second dielectric layer protrudes higher than remaining portions of the first dielectric layer to form a protruding dielectric fin. A portion of the semiconductor fin protrudes higher than the remaining portions of the first dielectric layer to form a protruding semiconductor fin. A portion of the protruding semiconductor fin is recessed to form a recess, from which an epitaxy semiconductor region is grown. The epitaxy semiconductor region expands laterally to contact a sidewall of the protruding dielectric fin.Type: GrantFiled: August 10, 2021Date of Patent: April 2, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Jeng-Wei Yu, Tsz-Mei Kwok, Tsung-Hsi Yang, Li-Wei Chou, Ming-Hua Yu
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Patent number: 11908742Abstract: A semiconductor device and method of forming the same is disclosed. The semiconductor device includes a semiconductor substrate, a first fin and a second fin extending from the semiconductor substrate, a first lower semiconductor feature over the first fin, a second lower semiconductor feature over the second fin. Each of the first and second lower semiconductor features includes a top surface bending downward towards the semiconductor substrate in a cross-sectional plane perpendicular to a lengthwise direction of the first and second fins. The semiconductor device also includes an upper semiconductor feature over and in physical contact with the first and second lower semiconductor features, and a dielectric layer on sidewalls of the first and second lower semiconductor features.Type: GrantFiled: June 14, 2021Date of Patent: February 20, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Yi-Jing Lee, Jeng-Wei Yu, Li-Wei Chou, Tsz-Mei Kwok, Ming-Hua Yu
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Patent number: 11652105Abstract: A method includes forming a gate stack on a first portion of a semiconductor fin, removing a second portion of the semiconductor fin to form a recess, and forming a source/drain region starting from the recess. The formation of the source/drain region includes performing a first epitaxy process to grow a first semiconductor layer, wherein the first semiconductor layer has straight-and-vertical edges, and performing a second epitaxy process to grow a second semiconductor layer on the first semiconductor layer. The first semiconductor layer and the second semiconductor layer are of a same conductivity type.Type: GrantFiled: January 7, 2021Date of Patent: May 16, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Jung-Chi Tai, Yi-Fang Pai, Tsz-Mei Kwok, Tsung-Hsi Yang, Jeng-Wei Yu, Cheng-Hsiung Yen, Jui-Hsuan Chen, Chii-Horng Li, Yee-Chia Yeo, Heng-Wen Ting, Ming-Hua Yu
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Patent number: 11612475Abstract: A blood conduit with stent has a flexible conduit body and an expandable stent structure. The conduit body has a first opening end through which only an inflow of a blood enters and a second opening end through which only an outflow of the blood leaves. The stent structure includes a plurality of threads adhered to the conduit body and expands in directions intersecting an axial direction of the conduit body. A boundary of one of the threads of the stent structure closest to the second opening end is away from the second opening end with a predetermined distance, thereby preventing blood back flow into the false lumen via a new tear.Type: GrantFiled: October 10, 2017Date of Patent: March 28, 2023Inventors: Jeng Wei, Tai-Yen Sun
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Publication number: 20220415715Abstract: A method of forming a fin field-effect transistor device includes: forming a gate structure over a first fin and a second fin; forming, on a first side of the gate structure, a first recess and a second recess in the first fin and the second fin, respectively; and forming a source/drain region in the first and second recesses, which includes: forming a barrier layer in the first and second recesses; forming a first epitaxial material over the barrier layer, where a first portion of the first epitaxial material over the first fin is spaced apart from a second portion of the first epitaxial material over the second fin; forming a second epitaxial material over the first and second portions of the first epitaxial material, where the second epitaxial material extends continuously from the first fin to the second fin; and forming a capping layer over the second epitaxial material.Type: ApplicationFiled: September 30, 2021Publication date: December 29, 2022Inventors: Jeng-Wei Yu, Yi-Fang Pai, Pei-Ren Jeng, Chii-Horng Li, Yee-Chia Yeo
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Publication number: 20220384437Abstract: A method includes forming a gate stack on a first portion of a semiconductor fin, removing a second portion of the semiconductor fin to form a recess, and forming a source/drain region starting from the recess. The formation of the source/drain region includes performing a first epitaxy process to grow a first semiconductor layer, wherein the first semiconductor layer has straight-and-vertical edges, and performing a second epitaxy process to grow a second semiconductor layer on the first semiconductor layer. The first semiconductor layer and the second semiconductor layer are of a same conductivity type.Type: ApplicationFiled: August 9, 2022Publication date: December 1, 2022Inventors: Jung-Chi Tai, Yi-Fang Pai, Tsz-Mei Kwok, Tsung-Hsi Yang, Jeng-Wei Yu, Cheng-Hsiung Yen, Jui-Hsuan Chen, Chii-Horng Li, Yee-Chia Yeo, Heng-Wen Ting, Ming-Hua Yu
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Publication number: 20220370389Abstract: The inventors have unexpectedly discovered that shock and/or potential multi-organ failure due to shock can be effectively treated by administration of liquid high-dose protease inhibitor formulations to a location upstream of where pancreatic proteases are introduced into the gastrointestinal tract. Most preferably, administration is directly to the stomach, for example, via nasogastric tube under a protocol effective to treat shock by such administration without the need of providing significant quantities of the protease inhibitor to the jejunum and/or ileum.Type: ApplicationFiled: August 4, 2022Publication date: November 24, 2022Applicants: LEADING BIOSCIENCES, INC., The Regents of the University of CaliforniaInventors: Geert W. Schmid-Schonbein, Yung-Tsai (Andrew) Lee, Jeng Wei
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Patent number: 11488970Abstract: A method of forming a memory cell includes forming a first polysilicon block over an upper surface of a semiconductor substrate and having top surface and a side surface meeting at a sharp edge, forming an oxide layer with a first portion over the upper surface, a second portion directly on the side surface, and a third portion directly on the sharp edge, performing an etch that thins the oxide layer in a non-uniform manner such that the third portion is thinner than the first and second portions, performing an oxide deposition that thickens the first, second and third portions of the oxide layer, wherein after the oxide deposition, the third portion is thinner than the first and second portions, and forming a second polysilicon block having one portion directly on the first portion of the oxide layer and another portion directly on the third portion of the oxide layer.Type: GrantFiled: February 18, 2021Date of Patent: November 1, 2022Assignee: Silicon Storage Technology, Inc.Inventors: Jeng-Wei Yang, Man-Tang Wu, Boolean Fan, Nhan Do
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Publication number: 20220336640Abstract: A method includes forming a semiconductor fin protruding higher than a top surface of an isolation region. The semiconductor fin overlaps a semiconductor strip, and the semiconductor strip contacts the isolation region. The method further includes forming a gate stack on a sidewall and a top surface of a first portion of the semiconductor fin, and etching the semiconductor fin and the semiconductor strip to form a trench. The trench has an upper portion in the semiconductor fin and a lower portion in the semiconductor strip. A semiconductor region is grown in the lower portion of the trench. Process gases used for growing the semiconductor region are free from both of n-type dopant-containing gases and p-type dopant-containing gases. A source/drain region is grown in the upper portion of the trench, wherein the source/drain region includes a p-type or an n-type dopant.Type: ApplicationFiled: June 18, 2021Publication date: October 20, 2022Inventors: Meng-Ku Chen, Ji-Yin Tsai, Jeng-Wei Yu, Yi-Fang Pai, Pei-Ren Jeng, Yee-Chia Yeo, Chii-Horng Li
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Patent number: 11439611Abstract: The inventors have unexpectedly discovered that shock and/or potential multi-organ failure due to shock can be effectively treated by administration of liquid high-dose protease inhibitor formulations to a location upstream of where pancreatic proteases are introduced into the gastrointestinal tract. Most preferably, administration is directly to the stomach, for example, via nasogastric tube under a protocol effective to treat shock by such administration without the need of providing significant quantities of the protease inhibitor to the jejunum and/or ileum.Type: GrantFiled: August 10, 2020Date of Patent: September 13, 2022Assignees: Leading BioSciences, Inc., The Regents of the University of CaliforniaInventors: Geert W. Schmid-Schonbein, Yung-Tsai (Andrew) Lee, Jeng Wei
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Patent number: 11408720Abstract: A method for measuring thickness of dielectric layer in circuit board includes the following steps: First, circuit board including dielectric layer and circuit layers is provided. The dielectric layer is between the circuit layers, and the circuit board further includes test area including test pattern and through hole. The test pattern includes first conductor and second conductors. The distance between the side of the through hole and the second conductor is less than the distance between the side of the through hole and the first conductor. Next, measuring device including conductive pin and sensing element is provided. Next, the conductive pin is powered, and one end of the conductive pin is electrically connected to the second conductor. Next, the sensing element is moved along the through hole to obtain sensing curve, and the thickness of the dielectric layer is calculated via variations of the sensing curve.Type: GrantFiled: March 23, 2021Date of Patent: August 9, 2022Assignee: Unimicron Technology CorporationInventors: Cheng-Jui Chang, Hung-Lin Chang, Jeng-Wey Chiang