Patents by Inventor Yin To Chiu
Yin To Chiu 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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Patent number: 10411018Abstract: Various embodiments provide semiconductor structures and their fabrication methods. An SRAM memory cell can include at least one semiconductor structure, and an SRAM memory can include at least one SRAM memory cell. An exemplary semiconductor structure can include at least two adjacent transistors formed on a semiconductor substrate. An opening can be formed and surrounded by gates of the two adjacent transistors and a doped region formed between the gates of the two adjacent transistors. A conductive layer can be formed to at least partially cover a bottom and a sidewall of the opening to electrically connect a gate of one transistor with the doped region of the other transistor of the two adjacent transistors.Type: GrantFiled: May 12, 2016Date of Patent: September 10, 2019Assignee: Semiconductor Manufacturing International Corp.Inventors: Tzu-Yin Chiu, Juilin Lu, Jianxiang Cai
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Publication number: 20190252422Abstract: The present disclosure relates to the technical field of semiconductors, and discloses an image sensor and a manufacturing method therefor. The image sensor includes: a semiconductor substrate; a first active region located on the semiconductor substrate; a doped semiconductor layer located on the first active region; and a contact located on the semiconductor layer, where the first active region includes: a first doped region and a second doped region abutting against the first doped region, wherein the second doped region is located at an upper surface of the first active region, and wherein the second doped region is formed by dopants in the semiconductor layer that are annealed to be diffused to a surface layer of the first doped region. The present disclosure may reduce leakage current and improve device performances.Type: ApplicationFiled: April 23, 2019Publication date: August 15, 2019Applicants: Semiconductor Manufacturing International (Shanghai) Corporation, Semiconductor Manufacturing International (Beijing) CorporationInventors: Tzu Yin CHIU, Chong Wang, Haifang Zhang, Xuanjie Liu
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Patent number: 10359423Abstract: Disclosed herein are devices and methods that use aqueous two phase systems and lateral flow assays to detect target analytes in a sample. These devices and methods may be used to diagnose a disease or condition in a biological sample, such as blood or serum. In addition, these devices and methods may be used to detect allergens in a food samples or contaminants, such as environmental toxins, in water samples. Device and kit components may be conveniently assembled in a portable container and are amenable to actuation in most settings. The devices are simple to use, requiring a non-trained operator to simply add the sample to the device. Conveniently, the time it takes to detect the target analyte is very short. Thus, the devices and methods disclosed herein provide novel and useful means for point-of-care.Type: GrantFiled: May 25, 2018Date of Patent: July 23, 2019Assignee: The Regents of the University of CaliforniaInventors: Daniel T. Kamei, Yin To Chiu, Benjamin M. Wu, Garrett L. Mosley
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Publication number: 20190033308Abstract: Disclosed herein are devices and methods that use aqueous two phase systems and lateral flow assays to detect target analytes in a sample. These devices and methods may be used to diagnose a disease or condition in a biological sample, such as blood or serum. In addition, these devices and methods may be used to detect allergens in a food samples or contaminants, such as environmental toxins, in water samples. Device and kit components may be conveniently assembled in a portable container and are amenable to actuation in most settings. The devices are simple to use, requiring a non-trained operator to simply add the sample to the device. Conveniently, the time it takes to detect the target analyte is very short. Thus, the devices and methods disclosed herein provide novel and useful means for point-of-care.Type: ApplicationFiled: May 25, 2018Publication date: January 31, 2019Inventors: Daniel T. Kamei, Yin To Chiu, Benjamin M. Wu, Garrett L. Mosley
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Publication number: 20180259521Abstract: In various embodiments devices and methods for the detection and/or quantification of clinically relevant pathogens (e.g., bacteria, fungi, viruses, etc.) are provided. In certain embodiments the device comprises a lateral-flow assay that detects the bacterium at a concentration of less than about 6×106 cells/mL, less than about 3×106 cells/ml, less than about 1×106 CFU/mL, or less than about 50 ?g/mL. In certain embodiments the device comprises an aqueous two-phase system (ATPS) comprising a mixed phase solution that separates into a first phase solution and a second phase solution; and a lateral-flow assay (LFA). In certain embodiments the device comprises a flow-through system comprising a concentration component comprising an aqueous two-phase system (ATPS) comprising a mixed phase solution that separates into a first phase solution and a second phase solution; and a detection component disposed beneath said concentration component.Type: ApplicationFiled: September 2, 2016Publication date: September 13, 2018Inventors: Daniel T. Kamei, Yin To Chiu, Benjamin M. Wu, Garrett L. Mosley
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Patent number: 10062704Abstract: A method is provided for fabricating a buried-channel MOSFET and a surface-channel MOSFET of the same type and different gate electrodes on a same wafer. The method includes providing a semiconductor substrate having a well area and a plurality of shallow trench isolation structures; forming a threshold implantation region doped with impurity ions opposite of that of the well area in the well area for the buried-channel MOSFET; forming a gate structure including a gate dielectric layer and a gate electrode on the semiconductor substrate, wherein the gate electrode of the buried-channel MOSFET is doped with impurity ions with a same type as that of the well area, and the gate electrode of the surface-channel MOSFET is doped with impurity ions with a type opposite of that of the well area; and forming source and drain regions in the semiconductor substrate at both sides of the gate structure.Type: GrantFiled: December 29, 2016Date of Patent: August 28, 2018Assignees: SEMICONDUCTOR MANUFACTURING INTERNATIONAL (BEIJING) CORPORATION, SEMICONDUCTOR MANUFACTURING INTERNATIONAL (SHANGHAI) CORPORATIONInventors: Tzu Yin Chiu, Clifford Ian Drowley, Leong Tee Koh, Yu Lei Jiang, Da Qiang Yu
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Patent number: 10006911Abstract: Disclosed herein are devices and methods that use aqueous two phase systems and lateral flow assays to detect target analytes in a sample. These devices and methods may be used to diagnose a disease or condition in a biological sample, such as blood or serum. In addition, these devices and methods may be used to detect allergens in a food samples or contaminants, such as environmental toxins, in water samples. Device and kit components may be conveniently assembled in a portable container and are amenable to actuation in most settings. The devices are simple to use, requiring a non-trained operator to simply add the sample to the device. Conveniently, the time it takes to detect the target analyte is very short. Thus, the devices and methods disclosed herein provide novel and useful means for point-of-care.Type: GrantFiled: October 18, 2017Date of Patent: June 26, 2018Assignee: The Regents of the University of CaliforniaInventors: Daniel T. Kamei, Yin To Chiu, Benjamin M. Wu, Garrett L. Mosley
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Publication number: 20180175082Abstract: The present disclosure relates to the technical field of semiconductors, and discloses an image sensor and a manufacturing method therefor. The image sensor includes: a semiconductor substrate; a first active region located on the semiconductor substrate; a doped semiconductor layer located on the first active region; and a contact located on the semiconductor layer, where the first active region includes: a first doped region and a second doped region abutting against the first doped region, wherein the second doped region is located at an upper surface of the first active region, and wherein the second doped region is formed by dopants in the semiconductor layer that are annealed to be diffused to a surface layer of the first doped region. The present disclosure may reduce leakage current and improve device performances.Type: ApplicationFiled: November 22, 2017Publication date: June 21, 2018Applicants: Semiconductor Manufacturing International (Shanghai) Corporation, Semiconductor Manufacturing International (Beijing) CorporationInventors: Tzu Yin Chiu, Chong Wang, Haifang Zhang, Xuanjie Liu
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Publication number: 20180175098Abstract: The present disclosure relates to the technical field of semiconductors, and discloses an image sensor and a manufacturing method therefor. The method includes: providing a semiconductor structure, where the semiconductor structure includes: a semiconductor substrate, and a first active region located on the semiconductor substrate, the first active region including a first doped region and a second doped region abutting against the first doped region, and the second doped region being located at an upper surface of the first active region; forming a semiconductor layer on an upper surface of the second doped region; and forming a contact connected to the semiconductor layer. The present disclosure enables defects or damages caused when forming the contact to be kept away from a junction field formed by the second doped region and the first doped region. Therefore, leakage current may be reduced and device performances may be improved.Type: ApplicationFiled: November 22, 2017Publication date: June 21, 2018Applicants: Semiconductor Manufacturing International (Shanghai) Corporation, Semiconductor Manufacturing International (Beijing) CorporationInventors: Tzu Yin Chiu, Chong Wang, Haifang Zhang, Xuanjie Liu
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Publication number: 20180100854Abstract: Disclosed herein are devices and methods that use aqueous two phase systems and lateral flow assays to detect target analytes in a sample. These devices and methods may be used to diagnose a disease or condition in a biological sample, such as blood or serum. In addition, these devices and methods may be used to detect allergens in a food samples or contaminants, such as environmental toxins, in water samples. Device and kit components may be conveniently assembled in a portable container and are amenable to actuation in most settings. The devices are simple to use, requiring a non-trained operator to simply add the sample to the device. Conveniently, the time it takes to detect the target analyte is very short. Thus, the devices and methods disclosed herein provide novel and useful means for point-of-care.Type: ApplicationFiled: October 18, 2017Publication date: April 12, 2018Inventors: Daniel T. Kamei, Yin To Chiu, Benjamin M. Wu, Garrett L. Mosley
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Patent number: 9823247Abstract: Disclosed herein are devices and methods that use aqueous two phase systems and lateral flow assays to detect target analytes in a sample. These devices and methods may be used to diagnose a disease or condition in a biological sample, such as blood or serum. In addition, these devices and methods may be used to detect allergens in a food samples or contaminants, such as environmental toxins, in water samples. Device and kit components may be conveniently assembled in a portable container and are amenable to actuation in most settings. The devices are simple to use, requiring a non-trained operator to simply add the sample to the device. Conveniently, the time it takes to detect the target analyte is very short. Thus, the devices and methods disclosed herein provide novel and useful means for point-of-care.Type: GrantFiled: March 6, 2015Date of Patent: November 21, 2017Assignee: The Regents of the University of CaliforniaInventors: Daniel T. Kamei, Yin To Chiu, Benjamin M. Wu, Garrett L. Mosley
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Publication number: 20170194339Abstract: A method is provided for fabricating a buried-channel MOSFET and a surface-channel MOSFET of the same type and different gate electrodes on a same wafer. The method includes providing a semiconductor substrate having a well area and a plurality of shallow trench isolation structures; forming a threshold implantation region doped with impurity ions opposite of that of the well area in the well area for the buried-channel MOSFET; forming a gate structure including a gate dielectric layer and a gate electrode on the semiconductor substrate, wherein the gate electrode of the buried-channel MOSFET is doped with impurity ions with a same type as that of the well area, and the gate electrode of the surface-channel MOSFET is doped with impurity ions with a type opposite of that of the well area; and forming source and drain regions in the semiconductor substrate at both sides of the gate structure.Type: ApplicationFiled: December 29, 2016Publication date: July 6, 2017Inventors: Tzu Yin CHIU, Clifford Ian DROWLEY, Leong Tee KOH, Yu Lei JIANG, Da Qiang YU
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Publication number: 20160260720Abstract: Various embodiments provide semiconductor structures and their fabrication methods. An SRAM memory cell can include at least one semiconductor structure, and an SRAM memory can include at least one SRAM memory cell. An exemplary semiconductor structure can include at least two adjacent transistors formed on a semiconductor substrate. An opening can be formed and surrounded by gates of the two adjacent transistors and a doped region formed between the gates of the two adjacent transistors. A conductive layer can be formed to at least partially cover a bottom and a sidewall of the opening to electrically connect a gate of one transistor with the doped region of the other transistor of the two adjacent transistors.Type: ApplicationFiled: May 12, 2016Publication date: September 8, 2016Inventors: TZU-YIN CHIU, JUILIN LU, JIANXIANG CAI
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Patent number: 9368503Abstract: Various embodiments provide semiconductor structures and their fabrication methods. An SRAM memory cell can include at least one semiconductor structure, and an SRAM memory can include at least one SRAM memory cell. An exemplary semiconductor structure can include at least two adjacent transistors formed on a semiconductor substrate. An opening can be formed and surrounded by gates of the two adjacent transistors and a doped region formed between the gates of the two adjacent transistors. A conductive layer can be formed to at least partially cover a bottom and a sidewall of the opening to electrically connect a gate of one transistor with the doped region of the other transistor of the two adjacent transistors.Type: GrantFiled: May 9, 2013Date of Patent: June 14, 2016Assignee: SEMICONDUCTOR MANUFACTURING INTERNATIONAL CORP.Inventors: Tzu-Yin Chiu, Juilin Lu, Jianxiang Cai
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Publication number: 20160078970Abstract: A method for nuclide bombardment includes providing a nuclide bombardment target, which includes a metallic single-crystalline layer having a hydrogen-absorbing metallic element. The single-crystalline layer includes lattice channels disposed therein. The target also includes first hydrogen isotopes, configured as interstitial elements in the lattice channels in the single-crystalline layer. The method further includes injecting second hydrogen isotopes into the target substantially along the direction of the lattice channels.Type: ApplicationFiled: September 9, 2015Publication date: March 17, 2016Inventor: Tzu-Yin CHIU
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Patent number: 9263548Abstract: A method for fabricating a semiconductor integrated circuit having a self-aligned structure, the method comprises the steps of: providing a semiconductor substrate; forming a gate dielectric layer, a first polysilicon layer, and a first capping layer on top of the semiconductor substrate; patterning the first capping layer, the first polysilicon layer and stopping on the gate dielectric layer to form a gate structure; forming and patterning a composite dielectric layer, a second polysilicon layer, and a second capping layer to form an interconnect structure; forming a composite spacer; removing the photo-resist layer; forming a third polysilicon layer; making blanket removal of the third polysilicon layer to leave a remain third polysilicon layer; removing the first and the second capping layer; forming a source and a drain; and forming a silicide layer overlying the gate structure, source, drain and the interconnect structure to form the self-aligned structure.Type: GrantFiled: January 13, 2015Date of Patent: February 16, 2016Inventor: Tzu-Yin Chiu
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Patent number: 9173531Abstract: A dual-purpose vacuum cleaner includes a self-walking carriage including three or more wheels, an accommodation chamber providing at least one bearing face, a roller brush, a dust guide, a passageway connected to the accommodation chamber and a plurality of first contacts disposed in the accommodation chamber, a hand-held vacuum cleaner detachably accommodated in the accommodation chamber and including at least one abutment face, a handle, a dust suction entrance attached to the passageway and a plurality of second contacts respectively physically kept in contact with the first contacts, and a cover covered on the self-walking carriage to conceal the hand-held vacuum cleaner in the self-walking carriage.Type: GrantFiled: April 11, 2013Date of Patent: November 3, 2015Assignee: EGENPOWER INC.Inventors: Ting-Yin Chiu, Gary Li
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Publication number: 20150253320Abstract: Disclosed herein are devices and methods that use aqueous two phase systems and lateral flow assays to detect target analytes in a sample. These devices and methods may be used to diagnose a disease or condition in a biological sample, such as blood or serum. In addition, these devices and methods may be used to detect allergens in a food samples or contaminants, such as environmental toxins, in water samples. Device and kit components may be conveniently assembled in a portable container and are amenable to actuation in most settings. The devices are simple to use, requiring a non-trained operator to simply add the sample to the device. Conveniently, the time it takes to detect the target analyte is very short. Thus, the devices and methods disclosed herein provide novel and useful means for point-of-care.Type: ApplicationFiled: March 6, 2015Publication date: September 10, 2015Inventors: Daniel T. Kamei, Yin To Chiu, Benjamin M. Wu, Garrett L. Mosley
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Publication number: 20150194500Abstract: A method for fabricating a semiconductor integrated circuit having a self-aligned structure, the method comprises the steps of: providing a semiconductor substrate; forming a gate dielectric layer, a first polysilicon layer, and a first capping layer on top of the semiconductor substrate; patterning the first capping layer, the first polysilicon layer and stopping on the gate dielectric layer to form a gate structure; forming and patterning a composite dielectric layer, a second polysilicon layer, and a second capping layer to form an interconnect structure; forming a composite spacer; removing the photo-resist layer; forming a third polysilicon layer; making blanket removal of the third polysilicon layer to leave a remain third polysilicon layer; removing the first and the second capping layer; forming a source and a drain; and forming a silicide layer overlying the gate structure, source, drain and the interconnect structure to form the self-aligned structure.Type: ApplicationFiled: January 13, 2015Publication date: July 9, 2015Inventor: Tzu-Yin Chiu
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Patent number: 8948445Abstract: A two dimensional barcode containing encoded information can be embedded with an image with a high visual quality. The encoded information within the barcode is meaningful to machines, while the image is meaningful to humans. The two dimensional barcode embedded with the image is designed such that machines can decode the information encoded within the two dimensional barcode even with the distortion from the image. The subject application describes various systems, methods and devices that can facilitate embedding the image within the two dimensional barcode, detecting the two dimensional barcode embedded with the image within a practical environment, and decoding the encoded information from the two dimensional barcode even with the distortion from the image.Type: GrantFiled: May 2, 2013Date of Patent: February 3, 2015Assignee: The Hong Kong University of Science and TechnologyInventors: Wai Ho Mow, Chi Yeung Au, Cheuk Yin Chiu, Ka Shun Li, Wenjian Huang