Patents by Inventor Chao-An Kang
Chao-An Kang 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: 11980446Abstract: An oral cavity scanning device is provided in the invention. The oral cavity scanning device includes an image capturing unit, an IMU circuit and a processing unit. The image capturing unit obtains a first image and a second image. The IMU circuit obtains IMU information corresponding to the first image and the second image. The processing unit obtains a distance value between the first image and the second image. The processing unit uses a contour algorithm to obtain a first contour and a second contour. The processing unit obtains first sampling points according to the first contour and second sampling points according to the second contour. The processing unit uses a feature algorithm to find relative feature points between the first sampling points and the second sampling points. The processing unit uses a depth information algorithm to obtain the depth information of each feature point.Type: GrantFiled: October 19, 2021Date of Patent: May 14, 2024Assignee: QUANTA COMPUTER INC.Inventors: Jung-Wen Chang, Chin-Kang Chang, Chao-Ching Huang
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Patent number: 11985811Abstract: A semiconductor memory device and a manufacturing method thereof, a reading/writing method, an electronic device and a memory circuit are provided. A transistor is provided in each memory cell in the semiconductor memory device. A gate electrode and an auxiliary electrode are provided in the transistor, and the auxiliary electrode is electrically connected to a drain electrode. During a writing operation, a first voltage is applied to the gate electrode through a word line, and an electrical signal is applied to a source electrode through a bit line according to the external input data.Type: GrantFiled: April 28, 2023Date of Patent: May 14, 2024Assignee: Beijing Superstring Academy of Memory TechnologyInventors: Zhengyong Zhu, Bokmoon Kang, Guilei Wang, Chao Zhao
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Publication number: 20240139348Abstract: Disclosed are a multi-modality molecular imaging probe, and a preparation method and use thereof. The multi-modality molecular imaging probe has an ABA structure, with a magnetic functional unit of a gadolinium complex at the center, and two identical phosphorescent functional units of an iridium complex, which are reasonably integrated into the same one complex molecule. The multi-modality molecular imaging probe simultaneously introduces two optical functional units of the iridium complex and one magnetic functional unit of a gadolinium chelate in the same one complex molecule, which exhibits magnetic-optical dual functional properties. It therefore could be used to prepare both a contrast agent for magnetic resonance imaging and an optical probe for optical imaging.Type: ApplicationFiled: September 12, 2023Publication date: May 2, 2024Inventors: Jiaxi Ru, Xiaoliang Tang, Xiufeng Huang, Weisheng Liu, Chao Liang, Lingling Kang, Xiaofen Chen, Xian Shen
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Patent number: 11956943Abstract: A memory comprises a substrate, and word lines, bit lines and memory cells located on one side of the substrate. Each of the memory cells comprises a transistor comprising: a semiconductor layer comprising a source contact region, a channel region and a drain contact region connected sequentially; a primary gate electrically connected to one of the word lines; a source electrically connected to one of the bit lines and the source contact region of the semiconductor layer, respectively; a drain electrically connected to the drain contact region of the semiconductor layer; and a secondary gate electrically connected to the drain, wherein an orthographic projection of the primary gate on the substrate and an orthographic projection of the secondary gate on the substrate are at least partially overlapped with an orthographic projection of the channel region of the semiconductor layer on the substrate, respectively.Type: GrantFiled: April 26, 2023Date of Patent: April 9, 2024Assignee: Beijing Superstring Academy of Memory TechnologyInventors: Zhengyong Zhu, Bokmoon Kang, Guilei Wang, Chao Zhao
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Patent number: 11942424Abstract: An interconnect structure and a method of forming the interconnect structure are provided. The interconnect structure includes one or more metal lines in direct contact with a top surface of one or more devices and one or more vias in direct contact with top surfaces of the one or more metal lines. The interconnect structure also includes one or more dielectric pillars in direct contact with the top surface of the one or more devices. A height of a top surface of the one or more dielectric pillars above the one or more devices is equal to a height of a top surface of the one or more vias above the one or more devices.Type: GrantFiled: December 1, 2021Date of Patent: March 26, 2024Assignee: International Business Machines CorporationInventors: Tao Li, Ruilong Xie, Tsung-Sheng Kang, Chih-Chao Yang
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Publication number: 20240096978Abstract: A CMOS apparatus includes an n-doped field effect transistor (nFET); and a p-doped field effect transistor (pFET), each of which has a source structure and a drain structure. A common backside drain contact, which is disposed at the backside surface of the nFET and the pFET, electrically connects the nFET drain structure and the pFET drain structure to a backside interconnect layer.Type: ApplicationFiled: September 15, 2022Publication date: March 21, 2024Inventors: Tsung-Sheng Kang, Tao Li, Ruilong Xie, Chih-Chao Yang
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Publication number: 20240088034Abstract: A microelectronic structure including a first nano device, where the first nano device includes a plurality of transistors. A bottom dielectric isolation located on the backside of each of the plurality of transistors of the first nano device. A separating dielectric layer located on the backside of the bottom dielectric isolation layer, where the separating dielectric layer is a continuous layer on the backside of each of the plurality of transistors of the first nano device.Type: ApplicationFiled: September 9, 2022Publication date: March 14, 2024Inventors: Tsung-Sheng Kang, Tao Li, Ruilong Xie, Chih-Chao Yang
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Publication number: 20240050888Abstract: A carbon dioxide purification system for the treatment of a waste gas produced by a generator includes a water removal unit having at least one drying device, and a purification unit having a plurality of pressure swing adsorption devices disposed and connected in series with each other. The at least one drying device is used to reduce water vapor in the waste gas and to form a dry gas mixture having carbon dioxide gas. The pressure swing adsorption devices are used to purify carbon dioxide gas from the dry gas mixture, so as to obtain a gas product containing carbon dioxide gas with a purity of more than 99.5%.Type: ApplicationFiled: July 12, 2023Publication date: February 15, 2024Inventors: Hsin-Wu MI, Chao-Kang CHANG, Hsin-Tsai WANG, Chang-Hung TU, Zih-Cian KUO
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Patent number: 11717503Abstract: Application of valine in the preparation of a medicine for treating or preventing avian influenza virus infection. In a lethal mouse influenza infection model, the use of valine to treat infected mice can effectively improve the weight loss of mice, increase the survival rate of mice, and can effectively reduce the virus titer in the supernatant of the lung tissue of the infected mice.Type: GrantFiled: January 11, 2021Date of Patent: August 8, 2023Assignee: Huazhong Agricultural UniversityInventors: Meilin Jin, Qiang Zhang, Xiaotong Hu, Li Yang, Ting Wang, Xiaomei Sun, Chao Kang, Ming Zhong
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Publication number: 20220315179Abstract: A dynamic compensation method for curved surface deformation in ship segmental construction includes fitting a curved surface and building a segmental deformation compensation model based on an acquired actual segmentation of a ship to obtain a theoretical height of a jig frame; establishing a correlation between jig frames based on a ship segmental deformation range and a compression load of the ship; and performing segmental deformation compensation according to an actual height and the theoretical height of the jig frame by adopting a preset adaptive regulation and control algorithm of jig frame height. According to the compensation method, a correlation between a reference jig frame and slave jig frames of each level is established.Type: ApplicationFiled: April 2, 2021Publication date: October 6, 2022Applicant: JIANGSU UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Jinfeng LIU, Honggen ZHOU, Xuwen JING, Zhen WANG, Lei LI, Guizhong TIAN, Chao KANG, Yu CHEN, Guochao LI, Qiang HE
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Publication number: 20210220311Abstract: Application of valine in the preparation of a medicine for treating or preventing avian influenza virus infection. In a lethal mouse influenza infection model, the use of valine to treat infected mice can effectively improve the weight loss of mice, increase the survival rate of mice, and can effectively reduce the virus titer in the supernatant of the lung tissue of the infected mice.Type: ApplicationFiled: January 11, 2021Publication date: July 22, 2021Inventors: Meilin JIN, Qiang ZHANG, Xiaotong HU, Li YANG, Ting WANG, Xiaomei SUN, Chao KANG, Ming ZHONG
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Patent number: 10241471Abstract: At least one embodiment relates to an autofocus method for determining a focal plane for at least one object. The method includes reconstructing a holographic image of the at least one object such as to provide a reconstructed image at a plurality of different focal depths. The reconstructed image includes a real component and an imaginary component. The method also include performing a first edge detection on the real component for at least two depths of the plurality of different focal depths and a second edge detection on the imaginary component for the at least two depths. Further, the method includes obtaining a first measure of clarity for each of the at least two depths based on a first measure of statistical dispersion with respect to the first edge detection and a second measure of clarity.Type: GrantFiled: November 30, 2015Date of Patent: March 26, 2019Assignees: IMEC TAIWAN CO., IMEC VZWInventors: Ching-Chun Hsiao, Ting-Ting Chang, Chao-Kang Liao
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Publication number: 20180091798Abstract: The present disclosure relates to an imaging system and a method of generating a depth map. The method comprises generating a first candidate depth map in response to a first pair of images associated with a first textured pattern, generating a second candidate depth map in response to a second pair of images associated with a second textured pattern different from the first textured pattern, determining one of pixels in a same location of the first and second candidate depth maps that is more reliable than the other; and generating a depth map based on the one pixel.Type: ApplicationFiled: September 26, 2016Publication date: March 29, 2018Applicant: IMEC Taiwan Co.Inventors: Ting-Ting Chang, Chao-Kang Liao
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Publication number: 20170322516Abstract: At least one embodiment relates to an autofocus method for determining a focal plane for at least one object. The method includes reconstructing a holographic image of the at least one object such as to provide a reconstructed image at a plurality of different focal depths. The reconstructed image includes a real component and an imaginary component. The method also include performing a first edge detection on the real component for at least two depths of the plurality of different focal depths and a second edge detection on the imaginary component for the at least two depths. Further, the method includes obtaining a first measure of clarity for each of the at least two depths based on a first measure of statistical dispersion with respect to the first edge detection and a second measure of clarity.Type: ApplicationFiled: November 30, 2015Publication date: November 9, 2017Applicants: IMEC TAIWAN CO., IMEC VZWInventors: Ching-Chun Hsiao, Ting-Ting Chang, Chao-Kang Liao
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Publication number: 20160364371Abstract: Systems and methods provide a mechanism to create and maintain web pages and other types of output pages. The system and methods use an author markup language (AML) to define output pages. Additionally, a Component Markup Language (CML) may be used to define components that may be referenced by the AML. The AML and CML may be translated to an intermediate format, which may then be further processed at runtime to combine dynamic data with the intermediate format to produce the output page.Type: ApplicationFiled: June 13, 2016Publication date: December 15, 2016Inventors: Peter Zhe Chu, Kenneth Chao-kang Chu, Rajal Rasik Shah, Jun Zhang, Jeffrey David Meyer, Ilya Alexandrovich Izrailevsky, Benjamin Gregg Listwon, Patrick Andre Blanc
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Patent number: 9378293Abstract: Systems and methods provide a mechanism to create and maintain web pages and other types of output pages. The system and methods use an author markup language (AML) to define output pages. Additionally, a Component Markup Language (CML) may be used to define components that may be referenced by the AML. The AML and CML may be translated to an intermediate format, which may then be further processed at runtime to combine dynamic data with the intermediate format to produce the output page.Type: GrantFiled: June 3, 2005Date of Patent: June 28, 2016Assignee: PAYPAL, INC.Inventors: Peter Zhe Chu, Kenneth Chao-kang Chu, Rajal Rasik Shah, Jun Zhang, Jeffrey David Meyer, Ilya Alexandrovich Izrailevsky, Benjamin Gregg Listwon, Patrick Andre Blanc
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Patent number: 9361699Abstract: A imaging system and method is disclosed. In one aspect, the system includes a first edge-detecting module configured to detect edge coordinates in the first image, a first disparity-estimating module configured to obtain a first estimated disparity map of the first image relative to the second image, and a first edge-refining module configured to refine edge coordinates in the first estimated disparity map using the edge coordinates in the first image to obtain a first refined disparity map. The imaging system and method improve the quality of a disparity map and control the complexity of stereo-matching.Type: GrantFiled: June 27, 2012Date of Patent: June 7, 2016Assignee: IMEC Taiwan Co.Inventors: Chao Kang Liao, Chi Hao Wu
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Patent number: 9237326Abstract: An imaging system and method are disclosed. In one aspect, the system includes an edge-detecting module detecting edge coordinates in a first image; first and second disparity-estimating modules respectively configured to obtain a first and second estimated disparity map, a cross-checking module configured to cross check the first estimated disparity map using the second estimated disparity map to identify occlusion pixels in the first estimated disparity map, an occlusion-refining module configured to refine the occlusion pixels by identifying at least a pixel under refinement on the first estimated disparity map as occluded based on the number of occlusion pixels in a refining base region, and a hole-filling module configured to fill the refined set of occlusion pixels. The imaging system improves the quality of a disparity map and controls the complexity of stereo-matching.Type: GrantFiled: June 27, 2012Date of Patent: January 12, 2016Assignee: IMEC Taiwan Co.Inventors: Chao Kang Liao, Chi Hao Wu
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Patent number: 8800245Abstract: A piece for flooring which includes a wear layer, a pattern layer, a base layer, and a backing layer. The base layer may be made of a mixture including ilmenite powder. About one third of the mixture may be ilmenite powder. The mixture may also include calcium carbonate, wherein about one quarter of the mixture is calcium carbonate. The mixture may further include polyvinylchloride, wherein about one quarter of the mixture is polyvinylchloride. The backing layer may include a plurality of devices which are hexagonally shaped, wherein the plurality of devices form a honeycomb structure which contacts a top floor surface when the piece is placed on the top floor surface. The backing layer may have a bottom surface including anti-slip backing film, which may be comprised of polyurethane.Type: GrantFiled: March 27, 2013Date of Patent: August 12, 2014Assignee: Advancecd Vinyl Floor Manufacturing Corp.Inventor: Chao Kang Pien
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Patent number: 8745949Abstract: An apparatus for flooring including a first connecting piece, a first floor plank, a second connecting piece, and a second floor plank. The first connecting piece may be permanently connected to the first floor plank. The second connecting piece may be permanently connected to the second floor plank. The first floor plank may be temporarily connected to the second floor plank. The first connecting piece may be L-shaped, having a first section and a second section, with the first section of the first connecting piece substantially perpendicular to the second section of the first connecting piece. The second connecting piece may be L-shaped, having a first section and a second section, with the first section of the second connecting piece substantially perpendicular to the second section of the second connecting piece.Type: GrantFiled: April 12, 2013Date of Patent: June 10, 2014Inventor: Chao Kang Pien