Patents by Inventor Chi-Hung Chang
Chi-Hung 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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Patent number: 12271113Abstract: Method of manufacturing semiconductor device includes forming photoresist layer over substrate. Forming photoresist layer includes combining first precursor and second precursor in vapor state to form photoresist material, wherein first precursor is organometallic having formula: MaRbXc, where M at least one of Sn, Bi, Sb, In, Te, Ti, Zr, Hf, V, Co, Mo, W, Al, Ga, Si, Ge, P, As, Y, La, Ce, Lu; R is substituted or unsubstituted alkyl, alkenyl, carboxylate group; X is halide or sulfonate group; and 1?a?2, b?1, c?1, and b+c?5. Second precursor is at least one of an amine, a borane, a phosphine. Forming photoresist layer includes depositing photoresist material over the substrate. The photoresist layer is selectively exposed to actinic radiation to form latent pattern, and the latent pattern is developed by applying developer to selectively exposed photoresist layer to form pattern.Type: GrantFiled: January 15, 2021Date of Patent: April 8, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chih-Cheng Liu, Yi-Chen Kuo, Jia-Lin Wei, Ming-Hui Weng, Yen-Yu Chen, Jr-Hung Li, Yahru Cheng, Chi-Ming Yang, Tze-Liang Lee, Ching-Yu Chang
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Patent number: 12272554Abstract: A method of manufacturing semiconductor device includes forming a multilayer photoresist structure including a metal-containing photoresist over a substrate. The multilayer photoresist structure includes two or more metal-containing photoresist layers having different physical parameters. The metal-containing photoresist is a reaction product of a first precursor and a second precursor, and each layer of the multilayer photoresist structure is formed using different photoresist layer formation parameters. The different photoresist layer formation parameters are one or more selected from the group consisting of the first precursor, an amount of the first precursor, the second precursor, an amount of the second precursor, a length of time each photoresist layer formation operation, and heating conditions of the photoresist layers.Type: GrantFiled: July 27, 2023Date of Patent: April 8, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Jia-Lin Wei, Ming-Hui Weng, Chih-Cheng Liu, Yi-Chen Kuo, Yen-Yu Chen, Yahru Cheng, Jr-Hung Li, Ching-Yu Chang, Tze-Liang Lee, Chi-Ming Yang
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Patent number: 12271237Abstract: A foldable electronic device includes a first body having an end and a first inclined surface, a second body having a second inclined surface, and a hinge module. The end includes an accommodating area. A virtual shaft line exists between sides of the first inclined surface and the second inclined surface that are closest to each other. The second body rotates relative to the first body through the virtual shaft line. The hinge module includes a first bracket adjacent to the first inclined surface, connected to the first body, and located in the accommodating area, a second bracket adjacent to the second inclined surface and connected to the second body, and a third bracket including a first end and a second end. The first bracket is connected to the first end through a first torsion assembly. The second bracket is connected to the second end through a second torsion assembly.Type: GrantFiled: April 27, 2023Date of Patent: April 8, 2025Assignee: ASUSTek COMPUTER INC.Inventors: Chih-Han Chang, Tsung-Ju Chiang, Chi-Hung Lin, Yen-Ting Liu
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Publication number: 20250113575Abstract: Semiconductor structures and methods for forming the same are provided. The semiconductor structure includes a plurality of nanostructures formed over a substrate, and a gate structure formed on the nanostructures. The semiconductor structure includes a source/drain (S/D) structure formed adjacent to the gate structure, and a fin spacer layer adjacent to the S/D structure. The bottom surface of the fin spacer layer is lower than a bottom surface of the S/D structure.Type: ApplicationFiled: September 29, 2023Publication date: April 3, 2025Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Ta-Chun LIN, Tzu-Hung LIU, Chi-Hsin CHANG, Chun-Sheng LIANG, Chih-Hao CHANG
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Patent number: 12255165Abstract: An electronic package is provided and includes a carrier for carrying electronic components. Electrical contact pads of the carrier for planting solder balls are connected with a plurality of columnar conductors, and the conductors are electrically connected to a circuit portion in the carrier. By connecting a plurality of conductors with a single electrical contact pad, structural stress can be distributed and breakage of the circuit portion can be prevented.Type: GrantFiled: March 12, 2024Date of Patent: March 18, 2025Assignee: SILICONWARE PRECISION INDUSTRIES CO., LTD.Inventors: Chi-Ren Chen, Po-Yung Chang, Pei-Geng Weng, Yuan-Hung Hsu, Chang-Fu Lin, Don-Son Jiang
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Publication number: 20250082727Abstract: The present invention provides a method and a pharmaceutical composition for cartilage regeneration or treatment of a cartilage defect disease, e.g., degenerative osteoarthritis, which comprises CXCL14 protein, or the peptide fragment thereof. The method and pharmaceutical composition could further comprise stem cell-derived extracellular vesicles.Type: ApplicationFiled: September 6, 2024Publication date: March 13, 2025Applicant: FAR EASTERN MEMORIAL HOSPITALInventors: Hsiu-Jung LIAO, Chih-Hung CHANG, Yi-Shan SHEN, Chi-Ying HUANG
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Patent number: 12235409Abstract: An optical lens assembly includes, from an object side to an image side, at least four optical lens elements. At least one of the at least four optical lens elements includes an anti-reflective coating. The at least one optical lens element including the anti-reflective coating is made of a plastic material. The anti-reflective coating is arranged on an object-side surface or an image-side surface of the at least one optical lens element including the anti-reflective coating. The anti-reflective coating includes at least one coating layer. One of the at least one coating layer at the outer of the anti-reflective coating is made of ceramics. The anti-reflective coating includes a plurality of holes, and sizes of the plurality of holes adjacent to the outer of the anti-reflective coating are larger than sizes of the plurality of holes adjacent to the inner of the anti-reflective coating.Type: GrantFiled: December 17, 2021Date of Patent: February 25, 2025Assignee: LARGAN PRECISION CO., LTD.Inventors: Wen-Yu Tsai, Chien-Pang Chang, Chi-Wei Chi, Wei-Fong Hong, Chun-Hung Teng, Kuo-Chiang Chu
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Patent number: 12237419Abstract: A method includes forming a first source/drain region and a second source/drain region in a semiconductor fin; depositing a first dielectric layer over the first source/drain region and the second source/drain region; etching an opening through the first dielectric layer, wherein etching the opening comprises etching the first dielectric layer; forming first sidewall spacers on sidewalls of the opening; and forming a gate stack in the opening, wherein the gate stack is disposed between the first sidewall spacers.Type: GrantFiled: February 9, 2022Date of Patent: February 25, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Yu-Lien Huang, Tze-Liang Lee, Jr-Hung Li, Chi-Hao Chang
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Patent number: 12235410Abstract: An optical lens assembly includes, from an object side to an image side, at least four optical lens elements. At least one of the at least four optical lens elements includes an anti-reflective coating. The at least one optical lens element including the anti-reflective coating is made of a plastic material. The anti-reflective coating is arranged on an object-side surface or an image-side surface of the at least one optical lens element including the anti-reflective coating. The anti-reflective coating includes at least one coating layer. One of the at least one coating layer at the outer of the anti-reflective coating is made of ceramics. The anti-reflective coating includes a plurality of holes, and sizes of the plurality of holes adjacent to the outer of the anti-reflective coating are larger than sizes of the plurality of holes adjacent to the inner of the anti-reflective coating.Type: GrantFiled: January 17, 2022Date of Patent: February 25, 2025Assignee: LARGAN PRECISION CO., LTD.Inventors: Wen-Yu Tsai, Chien-Pang Chang, Chi-Wei Chi, Wei-Fong Hong, Chun-Hung Teng, Kuo-Chiang Chu
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Patent number: 12222643Abstract: A method of manufacturing a semiconductor device includes forming a photoresist layer over a substrate. A first precursor and a second precursor are combined. The first precursor is an organometallic having a formula: MaRbXc, where M is one or more of Sn, Bi, Sb, In, and Te, R is one or more of a C7-C11 aralkyl group, a C3-C10 cycloalkyl group, a C2-C10 alkoxy group, and a C2-C10 alkylamino group, X is one or more of a halogen, a sulfonate group, and an alkylamino group, and 1?a?2, b?1, c?1, and b+c?4, and the second precursor is one or more of water, an amine, a borane, and a phosphine. The photoresist layer is selectively exposed to actinic radiation to form a latent pattern. The latent pattern is developed by applying a developer to the selectively exposed photoresist layer.Type: GrantFiled: October 22, 2022Date of Patent: February 11, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chih-Cheng Liu, Ming-Hui Weng, Jr-Hung Li, Yahru Cheng, Chi-Ming Yang, Tze-Liang Lee, Ching-Yu Chang
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Patent number: 12211924Abstract: A method of forming a semiconductor device includes forming a dummy gate structure across a fin protruding from a substrate, forming gate spacers on opposite sidewalls of the dummy gate structure, forming source/drain epitaxial structures on opposite sides of the dummy gate structure, forming a first interlayer dielectric (ILD) layer on the source/drain epitaxial structures and outer sidewalls of the gate spacers, replacing the dummy gate structure with a replacement gate structure, etching back the replacement gate structure to form a recess between the gate spacers, performing a first non-conformal deposition process to fill the recess with a first gate cap material, and planarizing the first gate cap material to remove a portion of the first gate cap material outside the recess.Type: GrantFiled: December 9, 2021Date of Patent: January 28, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Yu-Lien Huang, Tze-Liang Lee, Jr-Hung Li, Chi-Hao Chang, Bor Chiuan Hsieh
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Publication number: 20210409503Abstract: A push notification device of warning areas is disclosed that comprising a transceiver connected to a third-party server to receive a plurality pieces of warning information from the third-party server. A processor determines whether a location information falling within a designated warning area of the plurality pieces of warning information based on a designated warning area of a push condition set by a push assembly, wherein the processor generates a warning signal if positive, or the processor determines another location information if negative. Then a notifier receives the warning signal, and performs a notifying operation based on the warning signal. Accordingly, as above-mentioned determination of warning areas, when the user is within the designated warning area, the push notification device can effectively alert the user to stay away from the warning area, thereby achieving the effect of warning prevention.Type: ApplicationFiled: May 10, 2021Publication date: December 30, 2021Inventors: WEN-CHENG YIN, CHI-HUNG CHANG, KAI-LI PENG, CHIH-KAN CHIANG
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Patent number: 11153727Abstract: A push management system of a wearable device is provided, including a mobile communication device and a wearable communication device. The mobile communication device is connected to a plurality of third-party servers to receive a life message signal from the plurality of third-party servers; the mobile communication device includes a push management module and a processing module. The push management module includes a plurality of push management interfaces, each of the push management interfaces respectively corresponds to each of the third-party servers, and each of the push management interfaces has a push condition. The processing module receives the life message signal; the processing module determines whether the life message signal matches the push condition and generates a push signal when the life message signal matches the push condition.Type: GrantFiled: May 15, 2020Date of Patent: October 19, 2021Assignee: TAIWAN NAME PLATE CO., LTD.Inventors: Wen-Cheng Yin, Chi-Hung Chang
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Publication number: 20210067920Abstract: A push management system of a wearable device is provided, including a mobile communication device and a wearable communication device. The mobile communication device is connected to a plurality of third-party servers to receive a life message signal from the plurality of third-party servers; the mobile communication device includes a push management module and a processing module. The push management module includes a plurality of push management interfaces, each of the push management interfaces respectively corresponds to each of the third-party servers, and each of the push management interfaces has a push condition. The processing module receives the life message signal; the processing module determines whether the life message signal matches the push condition and generates a push signal when the life message signal matches the push condition.Type: ApplicationFiled: May 15, 2020Publication date: March 4, 2021Inventors: Wen-Cheng Yin, Chi-Hung Chang
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Patent number: 10348839Abstract: A device management method for use in a cloud system including a remote device, a mobile device and a cloud server is provided. The method includes the steps of: using, by the mobile device and the remote device, a same login information to log in the cloud server; sending, by the remote device, a push notification message to the mobile device through the cloud server when detecting that a first device is connected to a connection port, wherein the push notification message includes first identification information corresponding to the first device; and in response to receiving the push notification message, identifying, by the mobile device, the first device according to the first identification information to activate a respective application so as to perform data transmission with the first device through the respective application.Type: GrantFiled: December 5, 2016Date of Patent: July 9, 2019Assignee: ACER INCORPORATEDInventors: Cheng-Hung Chen, Chao-Kuang Yang, Wen-Cheng Hsu, Shih-Hao Lin, Chia-Hsun Lee, Chi-Hung Chang, Tzu-Kang Huang, Chen-Hsiang Ko, Chi-Sheng Lin
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Publication number: 20180309652Abstract: A method and mobile device determine a data transmission rate of a network applied to the mobile device. The mobile device comprises a first network element and a second network element for connecting to a first network and a second network, respectively. The method includes detecting a plurality of broadcast signals from a plurality of target devices of the first network via the first network element, determining the number of the target devices based on the detected broadcast signals, and determining whether a data transmission rate corresponding to the second network is set to a first data transmission rate or a second data transmission rate adjusted from the first data transmission rate according to a determination of whether the number of the target devices meets a predetermined condition and performing data transmission in the second network with the determined data transmission rate via the second network element.Type: ApplicationFiled: April 18, 2018Publication date: October 25, 2018Inventors: Chia-Hsun LEE, Chao-Kuang YANG, Cheng-Kang CHAO, Cheng-Hung CHEN, Chi-Hung CHANG
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Publication number: 20180310149Abstract: A device configuration method for use in a cloud system including a gateway device, a mobile device and a cloud server is provided. The method includes the steps of: establishing a connection between the mobile device and the gateway device through the cloud server; sending, by the gateway device, a notification message to the mobile device through the established connection when detecting that a first device is connected to a connection port; and in response to receiving the notification message, identifying, by the mobile device, the first device according to a first identification information within the notification message and displaying a user interface displaying at least one application corresponding to the first device, obtaining one or more servers corresponding to the at least one application via the user interface and transmitting the obtained services to the gateway device to be configured and performed thereon.Type: ApplicationFiled: April 18, 2018Publication date: October 25, 2018Inventors: Chia-Hsun LEE, Chao-Kuang YANG, Cheng-Kang CHAO, Cheng-Hung CHEN, Chi-Hung CHANG
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Patent number: 10003941Abstract: A wireless network connection method for an electronic device is provided, in which a first signal is transmitted to additional electronic device and is utilized to identify the electronic device. When the additional electronic device identifies the electronic device through the first signal, it establishes wireless communication between the electronic device and the additional electronic device. A second signal is transmitted to the additional electronic device. The second signal is an audio signal to instruct the additional electronic device to maintain the wireless communication.Type: GrantFiled: July 19, 2017Date of Patent: June 19, 2018Assignee: ACER INCORPORATEDInventors: Wen-Cheng Hsu, Hung-Chih Yu, Chi-Hung Chang, Shih-Hao Lin, Chia-Hsun Lee, Kai-Ping Chang, Cheng-Hsin Chang, Wen-Ping Chang
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Patent number: 9881496Abstract: The invention provides a remote control system, including a cloud server, a first device and a portable electronic device. The first device includes a transmission interface for connecting to a second device. The portable electronic device sets up a transmission path to connect with the first device via the cloud server. The first device transmits type information including a type of the transmission interface to the portable electronic device through the transmission path. The portable electronic device encodes original data based on the type information to generate encoded data conforming to the transmission interface, and transmits the encoded data to the first device through the transmission path. The first device transmits the encoded data to the second device through the transmission interface, so as to control the second device.Type: GrantFiled: November 30, 2016Date of Patent: January 30, 2018Assignee: ACER INCORPORATEDInventors: Cheng-Hung Chen, Chao-Kuang Yang, Wen-Cheng Hsu, Shih-Hao Lin, Chia-Hsun Lee, Chi-Hung Chang, Tzu-Kang Huang, Chen-Hsiang Ko, Chi-Sheng Lin
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Patent number: D970914Type: GrantFiled: February 19, 2020Date of Patent: November 29, 2022Assignee: YOHO MFDICAL ENTERPRISE CO., LTDInventor: Chi-Hung Chang