Patents by Inventor Tzu-Hsuan Chang
Tzu-Hsuan Chang 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: 20240378234Abstract: The present teaching relates to a method, system, and programming for searching content. A sketch of an object is obtained from a user. The sketch is processed by a neural network to generate an image corresponding to the sketch of the object. One or more features are extracted from the image, and one or more images previously stored are identified that have features similar to the one or more features. The one or more images are provided to the user.Type: ApplicationFiled: July 25, 2024Publication date: November 14, 2024Inventors: Wei-Lun Su, Wen-Hsuan Wu, Ching-Han Chang, Tzu-Chiang Liou
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Patent number: 12142598Abstract: A semiconductor package structure includes a substrate having a substrate having a first surface and second surface opposite thereto, wherein the substrate comprises a wiring structure. The structure also has a first semiconductor die disposed on the first surface of the substrate and electrically coupled to the wiring structure, and a second semiconductor die disposed on the first surface and electrically coupled to the wiring structure, wherein the first semiconductor die and the second semiconductor die are arranged in a side-by-side manner. A molding material surrounds the first semiconductor die and the second semiconductor die, wherein the first semiconductor die is separated from the second semiconductor die by the molding material. Finally, an annular frame mounted on the first surface of the substrate, wherein the annular frame surrounds the first semiconductor die and the second semiconductor die.Type: GrantFiled: February 16, 2023Date of Patent: November 12, 2024Assignee: MEDIATEK INC.Inventors: Chia-Cheng Chang, Tzu-Hung Lin, I-Hsuan Peng, Yi-Jou Lin
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Publication number: 20240300601Abstract: The present invention provides a motorcycle floor mat including a base and a telescopic bracket. The base is adapted to be placed on a foot pedal and has a receiving groove. The telescopic bracket is arranged in the receiving groove and adapted to extend from the receiving groove, and a storage space is formed between the telescopic bracket and the base. The present invention further provides a motorcycle including the above telescopic bracket.Type: ApplicationFiled: July 17, 2023Publication date: September 12, 2024Inventors: TZU-HSUAN PENG, CHIA HSIN CHANG, Hsiu-Chen Sun
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Publication number: 20240300600Abstract: The present invention provides a motorcycle floor mat including a base and a folding bracket. The base is adapted to be placed on a foot pedal and has a receiving groove. The folding bracket is pivotally connected to the receiving groove and adapted to be raised from the receiving groove. The present invention further provides a motorcycle including the above folding bracket.Type: ApplicationFiled: June 9, 2023Publication date: September 12, 2024Inventors: TZU-HSUAN PENG, CHIA HSIN CHANG, Hsiu-Chen Sun
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Patent number: 12050639Abstract: The present teaching relates to a method, system, and programming for searching content. A sketch of an object is obtained from a user. The sketch is processed by a neural network to generate an image corresponding to the sketch of the object. One or more features are extracted from the image, and one or more images previously stored are identified that have features similar to the one or more features. The one or more images are provided to the user.Type: GrantFiled: November 12, 2019Date of Patent: July 30, 2024Assignee: YAHOO ASSETS LLCInventors: Wei-Lun Su, Wen-Hsuan Wu, Ching-Han Chang, Tzu-Chiang Liou
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Publication number: 20230317535Abstract: A method for fabricating a package structure is provided. The method includes premixing cellulose nanofibrils (CNFs) and a two-dimensional (2D) material in a solvent to form a solution; removing the solvent from the solution to form a composite filler; mixing a prepolymeric material with the composite filler to form a composite material; and performing a molding process using the composite material.Type: ApplicationFiled: March 31, 2022Publication date: October 5, 2023Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., NATIONAL TAIWAN UNIVERSITYInventors: Tzu-Hsuan CHANG, Chien-Liang CHEN, Rong-Teng LIN
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Publication number: 20230307457Abstract: A semiconductor device having a standard cell comprises a first bottom transistor, a first top transistor, a second bottom transistor, a second top transistor, and a first bottom-transistor-level metal line. The first bottom transistor is in a first row. The first top transistor is disposed above the first bottom transistor in the first row. The first bottom transistor and the first top transistor share a first gate structure. The second bottom transistor is in a second row next to the first row. The second top transistor is disposed above the second bottom transistor in the second row. The second bottom transistor and the second top transistor share a second gate structure. The first bottom-transistor-level metal line extends laterally from a first source/drain region of the first bottom transistor to a source/drain region of the second bottom transistor.Type: ApplicationFiled: July 22, 2022Publication date: September 28, 2023Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., NATIONAL TAIWAN UNIVERSITYInventors: Wei-Cheng KANG, Tzu-Hsuan CHANG, Wei-Yang WENG, Yu-Tzu CHENG, Huang-Chun HSU, Yu-Jung LIAO
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Publication number: 20230036175Abstract: Methods of spatially directing the orientation and placement of multiple block copolymer (BCP) domains on isolated regions of a substrate are described. The methods involve epitaxially directing the assembly of BCP domains using spatial boundaries between regions with different surface composition, formed at the edges of isolated chemical regions on a background chemistry. Multiple vertical domains of BCP order on the isolated region, self-aligned in a direction parallel to edges of the isolated region. In some embodiments, vertical domains order on multiple isolated regions of a first chemistry of a chemical contrast pattern with horizontal domains on the regions of a second (background) chemistry of the chemical contrast pattern. Also provided herein are compositions resulting from the methods.Type: ApplicationFiled: December 22, 2020Publication date: February 2, 2023Inventors: Michael Arnold, Robert Jacobberger, Paul F. Nealey, Shisheng Xiong, Tzu-Hsuan Chang, Zhenqiang Ma
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Patent number: 11098839Abstract: A fastener structure includes a body portion, a control portion and a fastening portion. The control portion is movably fitted to the body portion. The control portion has a head portion and a limiting portion. The fastening portion is movably disposed at the body portion. The limiting portion is adapted to limit the fastening portion. Therefore, the body portion is disposed at the second object, and the control portion causes the fastening portion to be coupled to or separated from the first object, so as to couple together and separate at least two objects repeatedly and rapidly.Type: GrantFiled: April 15, 2020Date of Patent: August 24, 2021Assignee: FIVETECH TECHNOLOGY INC.Inventors: Ting-Jui Wang, Tzu-Hsuan Chang
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Publication number: 20200332942Abstract: A fastener structure includes a body portion, a control portion and a fastening portion. The control portion is movably fitted to the body portion. The control portion has a head portion and a limiting portion. The fastening portion is movably disposed at the body portion. The limiting portion is adapted to limit the fastening portion. Therefore, the body portion is disposed at the second object, and the control portion causes the fastening portion to be coupled to or separated from the first object, so as to couple together and separate at least two objects repeatedly and rapidly.Type: ApplicationFiled: April 15, 2020Publication date: October 22, 2020Inventors: TING-JUI WANG, TZU-HSUAN CHANG
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Patent number: 10749062Abstract: Tandem solar cells comprising two or more solar cells connected in a solar cell stack via pn diode tunnel junctions and methods for fabricating the tandem solar cells using epitaxial lift off and transfer printing are provided. The tandem solar cells have improved tunnel junction structures comprising a current tunneling layer integrated between the p and n layers of the pn diode tunnel junction that connects the solar cells.Type: GrantFiled: January 9, 2018Date of Patent: August 18, 2020Assignee: WISCONSIN ALUMNI RESEARCH FOUNDATIONInventors: Zhenqiang Ma, Kanglin Xiong, Hongyi Mi, Tzu-Hsuan Chang, Shaoqin Gong, Jung-Hun Seo
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Patent number: 10734537Abstract: Radiation detectors based on high electron mobility transistors (HEMTs) are provided. Methods for detecting ultraviolet radiation using the HEMTs are also provided. The transistors are constructed from an intrinsic high bandgap semiconductor material with a built-in polarization field sandwiched between graphene and a two-dimensional electron gas (2DEG).Type: GrantFiled: November 8, 2017Date of Patent: August 4, 2020Assignee: Wisconsin Alumni Research FoundationInventors: Zhenqiang Ma, Tzu-Hsuan Chang
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Publication number: 20190140120Abstract: Radiation detectors based on high electron mobility transistors (HEMTs) are provided. Methods for detecting ultraviolet radiation using the HEMTs are also provided. The transistors are constructed from an intrinsic high bandgap semiconductor material with a built-in polarization field sandwiched between graphene and a two-dimensional electron gas (2DEG).Type: ApplicationFiled: November 8, 2017Publication date: May 9, 2019Inventors: Zhenqiang Ma, Tzu-Hsuan Chang
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Publication number: 20180182911Abstract: Tandem solar cells comprising two or more solar cells connected in a solar cell stack via pn diode tunnel junctions and methods for fabricating the tandem solar cells using epitaxial lift off and transfer printing are provided. The tandem solar cells have improved tunnel junction structures comprising a current tunneling layer integrated between the p and n layers of the pn diode tunnel junction that connects the solar cells.Type: ApplicationFiled: January 9, 2018Publication date: June 28, 2018Inventors: Zhenqiang Ma, Kanglin Xiong, Hongyi Mi, Tzu-Hsuan Chang, Shaoqin Gong, Jung-Hun Seo
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Patent number: 9927706Abstract: Provided herein are methods of directed self-assembly (DSA) on atomic layer chemical patterns and related compositions. The atomic layer chemical patterns may be formed from two-dimensional materials such as graphene. The atomic layer chemical patterns provide high resolution, low defect directed self-assembly. For example, DSA on a graphene pattern can be used achieve ten times the resolution of DSA that is achievable on a three-dimensional pattern such as a polymer brush. Assembly of block copolymers on the atomic layer chemical patterns may also facilitate subsequent etch, as the atomic layer chemical patterns are easier to etch than conventional pattern materials.Type: GrantFiled: July 20, 2016Date of Patent: March 27, 2018Assignees: The University of Chicago, Wisconsin Alumni Research FoundationInventors: Paul Franklin Nealey, Tzu-Hsuan Chang, Shisheng Xiong, Zhenqiang Ma, Michael Scott Arnold, Robert Jacobberger
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Patent number: 9899556Abstract: Tandem solar cells comprising two or more solar cells connected in a solar cell stack via pn diode tunnel junctions and methods for fabricating the tandem solar cells using epitaxial lift off and transfer printing are provided. The tandem solar cells have improved tunnel junction structures comprising a current tunneling layer integrated between the p and n layers of the pn diode tunnel junction that connects the solar cells.Type: GrantFiled: September 14, 2015Date of Patent: February 20, 2018Assignee: Wisconsin Alumni Research FoundationInventors: Zhenqiang Ma, Kanglin Xiong, Hongyi Mi, Tzu-Hsuan Chang, Shaoqin Gong, Jung-Hun Seo
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Publication number: 20170077339Abstract: Tandem solar cells comprising two or more solar cells connected in a solar cell stack via pn diode tunnel junctions and methods for fabricating the tandem solar cells using epitaxial lift off and transfer printing are provided. The tandem solar cells have improved tunnel junction structures comprising a current tunneling layer integrated between the p and n layers of the pn diode tunnel junction that connects the solar cells.Type: ApplicationFiled: September 14, 2015Publication date: March 16, 2017Inventors: Zhenqiang Ma, Kanglin Xiong, Hongyi Mi, Tzu-Hsuan Chang, Shaoqin Gong, Jung-Hun Seo
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Publication number: 20170062229Abstract: Provided herein are methods of directed self-assembly (DSA) on atomic layer chemical patterns and related compositions. The atomic layer chemical patterns may be formed from two-dimensional materials such as graphene. The atomic layer chemical patterns provide high resolution, low defect directed self-assembly. For example, DSA on a graphene pattern can be used achieve ten times the resolution of DSA that is achievable on a three-dimensional pattern such as a polymer brush. Assembly of block copolymers on the atomic layer chemical patterns may also facilitate subsequent etch, as the atomic layer chemical patterns are easier to etch than conventional pattern materials.Type: ApplicationFiled: July 20, 2016Publication date: March 2, 2017Inventors: Paul Franklin Nealey, Tzu-Hsuan Chang, Shisheng Xiong, Zhenqiang Ma, Michael Scott Arnold, Robert Jacobberger
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Patent number: 9437628Abstract: Substantially biodegradable microwave integrated circuits and method for making the microwave integrated circuits are provided. The integrated circuits, which have applications in high performance flexible microwave and digital electronics, utilize biobased, biodegradable cellulose nanofibril films as a substrate and comprise only very small amounts of potentially toxic inorganic materials.Type: GrantFiled: May 12, 2015Date of Patent: September 6, 2016Assignee: Wisconsin Alumni Research FoundationInventors: Zhenqiang Ma, Yei Hwan Jung, Shaoqin Gong, Tzu-Hsuan Chang