Patents Assigned to Taiwan Semiconductor Manufacturing Company, Ltd.
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Patent number: 11966241Abstract: A circuit includes a voltage divider circuit configured to generate a feedback voltage according to an output voltage, an operational amplifier configured to output a driving signal according to the feedback voltage and a reference voltage and a pass gate circuit including multiple current paths. The current paths are controlled by the driving signal and connected in parallel between the voltage divider circuit and a power reference node.Type: GrantFiled: February 11, 2022Date of Patent: April 23, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Huan-Neng Chen, Yen-Lin Liu, Chia-Wei Hsu, Jo-Yu Wu, Chang-Fen Hu, Shao-Yu Li, Bo-Ting Chen
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Patent number: 11965237Abstract: A system and a method for detecting abnormality of a thin-film deposition process are provided. In the method, a thin-film is deposited on a substrate in a thin-film deposition chamber by using a target, a dimension of a collimator mounted between the target and the substrate is scanned by using at least one sensor disposed in the thin-film deposition chamber to derive an erosion profile of the target, and abnormality of the thin-film deposition process is detected by analyzing the erosion profile with an analysis model trained with data of a plurality of erosion profiles derived under a plurality of deposition conditions.Type: GrantFiled: November 13, 2020Date of Patent: April 23, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wen-Hao Cheng, Hsuan-Chih Chu, Yen-Yu Chen
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Patent number: 11967579Abstract: A method for forming a package structure is provided. The method includes etching a top surface of a substrate to form a cavity. The substrate includes thermal vias directly under a bottom surface of the cavity. The method also includes forming at least one first electronic device in the cavity of the substrate. The first electronic device is thermally coupled to the thermal vias. The method further includes forming an encapsulating material in the cavity, so that the encapsulating material extends along sidewalls of the first electronic device and covers a surface of the first electronic device opposite the bottom surface of the cavity. In Addition, the method includes forming an insulating layer having an RDL structure over the encapsulating material. The RDL structure is electrically connected to the first electronic device.Type: GrantFiled: September 30, 2022Date of Patent: April 23, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTDInventors: Po-Hao Tsai, Ming-Da Cheng, Mirng-Ji Lii
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Patent number: 11967532Abstract: A method of forming a semiconductor structure includes forming a semiconductor fin over a substrate, forming a dummy gate stack over the semiconductor fin, depositing a dielectric layer over the dummy gate stack, and selectively etching the dielectric layer, such that a top portion and a bottom portion of the dielectric layer form a step profile. The method further includes removing portions of the dielectric layer to form a gate spacer and subsequently forming a source/drain feature in the semiconductor fin adjacent to the gate spacer.Type: GrantFiled: July 8, 2021Date of Patent: April 23, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Ta-Chun Lin, Kuo-Hua Pan, Chih-Yung Lin, Jhon Jhy Liaw
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Patent number: 11967547Abstract: Some embodiments relate to a semiconductor structure. The semiconductor structure includes a first substrate including a first plurality of conductive pads that are laterally spaced apart from one another on the first substrate. A first plurality of conductive bumps are disposed on the first plurality of conductive pads, respectively. A multi-tiered solder-resist structure is disposed on the first substrate and arranged between the first plurality of conductive pads. The multi-tiered solder-resist structure has different widths at a different heights over the first substrate and contacts sidewalls of the first plurality of conductive bumps to separate the first plurality of conductive bumps from one another.Type: GrantFiled: August 26, 2021Date of Patent: April 23, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chin-Hua Wang, Shu-Shen Yeh, Po-Chen Lai, Po-Yao Lin, Shin-Puu Jeng
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Patent number: 11967621Abstract: A method of manufacturing a semiconductor structure includes forming an active region having a first portion which is doped. The method further includes forming a first silicide layer over and electrically coupled to the first portion of the active region. The method further includes forming a second silicide layer under and electrically coupled to the first portion of the active region. The method further includes forming a first metal-to-drain/source (MD) contact structure over and electrically coupled to the first silicide layer. The method further includes forming a first via-to-MD (VD) structure over and electrically coupled to the MD contact structure. The method further includes forming a buried via-to-source/drain (BVD) structure under and electrically coupled to the second silicide layer.Type: GrantFiled: January 18, 2023Date of Patent: April 23, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chung-Hui Chen, Tung-Tsun Chen, Jui-Cheng Huang
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Patent number: 11967375Abstract: A memory device that includes at least one memory cell is introduced. Each of the at least one memory cell is coupled to a bit line and a word line. Each of the at least one memory cell includes a memory element and a selector element, in which the memory element is configured to store data of the at least one memory cell. The selector element is coupled to the memory element in series and is configured to select the memory element for a read operation and amplify the data stored in the memory element in the read operation.Type: GrantFiled: November 18, 2021Date of Patent: April 23, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hung-Li Chiang, Chao-Ching Cheng, Tzu-Chiang Chen, Yu-Sheng Chen, Hon-Sum Philip Wong
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Patent number: 11967594Abstract: A semiconductor device structure, along with methods of forming such, are described. The structure includes a stack of semiconductor layers spaced apart from and aligned with each other, a first source/drain epitaxial feature in contact with a first one or more semiconductor layers of the stack of semiconductor layers, and a second source/drain epitaxial feature disposed over the first source/drain epitaxial feature. The second source/drain epitaxial feature is in contact with a second one or more semiconductor layers of the stack of semiconductor layers. The structure further includes a first dielectric material disposed between the first source/drain epitaxial feature and the second source/drain epitaxial feature and a first liner disposed between the first source/drain epitaxial feature and the second source/drain epitaxial feature. The first liner is in contact with the first source/drain epitaxial feature and the first dielectric material.Type: GrantFiled: August 10, 2022Date of Patent: April 23, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Shih-Cheng Chen, Zhi-Chang Lin, Jung-Hung Chang, Lo Heng Chang, Chien Ning Yao, Kuo-Cheng Chiang, Chih-Hao Wang
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Patent number: 11967596Abstract: An integrated circuit includes a first-voltage power rail and a second-voltage power rail in a first connection layer, and includes a first-voltage underlayer power rail and a second-voltage underlayer power rail below the first connection layer. Each of the first-voltage and second-voltage power rails extends in a second direction that is perpendicular to a first direction. Each of the first-voltage and second-voltage underlayer power rails extends in the first direction. The integrated circuit includes a first via-connector connecting the first-voltage power rail with the first-voltage underlayer power rail, and a second via-connector connecting the second-voltage power rail with the second-voltage underlayer power rail.Type: GrantFiled: August 5, 2021Date of Patent: April 23, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Guo-Huei Wu, Shih-Wei Peng, Wei-Cheng Lin, Hui-Zhong Zhuang, Chih-Liang Chen, Li-Chun Tien, Lee-Chung Lu
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Publication number: 20240128635Abstract: Sensor packages and manufacturing methods thereof are disclosed. One of the sensor packages includes a semiconductor chip and a redistribution layer structure. The semiconductor chip has a sensing surface. The redistribution layer structure is arranged to form an antenna transmitter structure aside the semiconductor chip and an antenna receiver structure over the sensing surface of the semiconductor chip.Type: ApplicationFiled: December 24, 2023Publication date: April 18, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Yung-Ping Chiang, Chao-Wen Shih, Shou-Zen Chang, Albert Wan, Yu-Sheng Hsieh
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Publication number: 20240128103Abstract: A method includes receiving, by a control module of a wafer transport system, an indication of wafer transporting; calculating, by the control module, a route for transporting a first wafer carrier according to the indication; moving, by a control unit of a wafer transport device of the wafer transport system, the wafer transport device to a first stocker storing the first wafer carrier along the route; performing, by the control unit, a safety monitoring process during a movement of the wafer transport device; stopping, by the control unit, the wafer transport device in front of the first stocker; and identifying, by an identification device of the wafer transport device, the first wafer carrier loaded on a rack of the wafer transport device.Type: ApplicationFiled: March 31, 2023Publication date: April 18, 2024Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., TSMC CHINA COMPANY LIMITEDInventors: Qun DENG, Guang YANG, Qinhong ZHANG, Zihao CAO
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Publication number: 20240128196Abstract: A semiconductor structure is provided. The semiconductor structure includes a substrate, a first conductive layer formed on the substrate, a chip disposed on the substrate, a first dielectric layer surrounding the chip, a second conductive layer disposed on the first dielectric layer and electrically insulated from the first conductive layer, a plurality of first vias formed in the first dielectric layer and electrically connected to the first conductive layer, and a plurality of second vias formed in the first dielectric layer and electrically connected to the second conductive layer. The first vias are arranged in a first direction. The second vias are arranged in the first direction, and the first vias and the second vias are arranged in a staggered fashion in a second direction, which is different from the first direction.Type: ApplicationFiled: January 5, 2023Publication date: April 18, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventor: Wen-Shiang LIAO
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Publication number: 20240126174Abstract: A method includes the following steps. A photoresist is exposed to a first light-exposure through a first mask, wherein the first mask includes a first stitching region, and a first portion of the photoresist corresponding to a first opaque portion of the first stitching region is unexposed. The photoresist is exposed to a second light-exposure through a second mask, wherein the second mask includes a second stitching region, and a second portion of the photoresist corresponding to a second opaque portion of the second stitching region is unexposed and is overlapping with the first portion of the photoresist.Type: ApplicationFiled: December 28, 2023Publication date: April 18, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Meng-Che Tu, Po-Han Wang, Sih-Hao Liao, Yu-Hsiang Hu, Hung-Jui Kuo
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Publication number: 20240128218Abstract: A semiconductor package includes a first semiconductor substrate, an array of conductive bumps, a second semiconductor substrate, and a spacing pattern. The first semiconductor substrate includes a pad region and an array of first pads disposed within the pad region. The array of conductive bumps is disposed on the array of first pads respectively. The second semiconductor substrate is disposed over the first semiconductor substrate and includes an array of second pads bonded to the array of conductive bumps respectively. The spacing pattern is disposed between the first semiconductor substrate and the second semiconductor substrate, wherein the spacing pattern is located at a periphery of the pad region.Type: ApplicationFiled: January 19, 2023Publication date: April 18, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hung-Pin Chang, Wei-Cheng Wu, Ming-Shih Yeh, An-Jhih Su, Der-Chyang Yeh
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Publication number: 20240128364Abstract: A semiconductor device includes a fin structure, a metal gate stack, a barrier structure and an epitaxial source/drain region. The fin structure is over a substrate. The metal gate stack is across the fin structure. The barrier structure is on opposite sides of the metal gate stack. The barrier structure comprises one or more passivation layers and one or more barrier layers, and the one or more passivation layers have a material different from a material of the one or more barrier layers. The epitaxial source/drain region is over the barrier structure.Type: ApplicationFiled: March 27, 2023Publication date: April 18, 2024Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chun-Ming LUNG, Chung-Ting KO, Ting-Hsiang CHANG, Sung-En LIN, Chi On CHUI
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Publication number: 20240128122Abstract: Semiconductor package includes substrate, first barrier layer, second barrier layer, routing via, first routing pattern, second routing pattern, semiconductor die. Substrate has through hole with tapered profile, wider at frontside surface than at backside surface of substrate. First barrier layer extends on backside surface. Second barrier layer extends along sidewalls of through hole and on frontside surface. Routing via fills through hole and is separated from sidewalls of through hole by at least second barrier layer. First routing pattern extends over first barrier layer on backside surface and over routing via. First routing pattern is electrically connected to end of routing via and has protrusion protruding towards end of routing via in correspondence of through hole. Second routing pattern extends over second barrier layer on frontside surface. Second routing pattern directly contacts another end of routing via. Semiconductor die is electrically connected to routing via by first routing pattern.Type: ApplicationFiled: December 25, 2023Publication date: April 18, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wei-Chung Chang, Ming-Che Ho, Hung-Jui Kuo
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Publication number: 20240128120Abstract: A package structure and a manufacturing method thereof are disclosed. The structure includes at least one semiconductor die, a redistribution layer disposed on the at least one semiconductor die, and connectors there-between. The connectors are disposed between the at least one semiconductor die and the redistribution layer, and electrically connect the at least one semiconductor die and the redistribution layer. The redistribution layer includes a dielectric layer with an opening and a metallic pattern layer disposed on the dielectric layer, and the metallic pattern layer includes a metallic via located inside the opening with a dielectric spacer surrounding the metallic via and located between the metallic via and the opening.Type: ApplicationFiled: March 30, 2023Publication date: April 18, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hsiang-Wei Liu, Chung-Kuang Lin
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Publication number: 20240128125Abstract: A method of forming a semiconductor device includes providing a substrate having a recess, and growing an epitaxial feature in the recess. The method of growing the epitaxial feature includes: (a) growing a sub-layer of the epitaxial feature; (b) selectively etching the sub-layer of the epitaxial feature while providing a first UV radiation; and (c) repeating step (a) and step (b) alternately multiple times.Type: ApplicationFiled: February 1, 2023Publication date: April 18, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Winnie Victoria Wei-Ning Chen, Chia-Ling Pai, Pang-Yen Tsai
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Publication number: 20240128143Abstract: Provided are a package structure and a method of forming the same. The method includes: forming an interconnect structure on a substrate; performing a laser grooving process to form a first opening in the interconnect structure and form a debris layer on a sidewall of the first opening in a same step; forming a protective layer to fill in the first opening and cover the debris layer and the interconnect structure; patterning the protective layer to form a second opening, wherein the second opening is spaced from the debris layer by the protective layer; performing a planarization process on the protective layer to expose a topmost contact pad of the interconnect structure; and performing a mechanical dicing process through the second opening to form a third opening in the substrate and cut the substrate into a plurality of semiconductor dies.Type: ApplicationFiled: February 1, 2023Publication date: April 18, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chia-Han Hsieh, Yu-Jin Hu, Hua-Wei Tseng, An-Jhih Su, Der-Chyang Yeh
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Publication number: 20240128378Abstract: A semiconductor device includes a first transistor and a protection structure. The first transistor includes a gate electrode, a gate dielectric disposed on the gate electrode, and a channel layer disposed on the gate dielectric. The protection structure is laterally surrounding the gate electrode, the gate dielectric and the channel layer of the first transistor. The protection structure includes a first capping layer and a dielectric portion. The first capping layer is laterally surrounding and contacting the gate electrode, the gate dielectric and the channel layer of the first transistor. The dielectric portion is disposed on the first capping layer and laterally surrounding the first transistor.Type: ApplicationFiled: January 30, 2023Publication date: April 18, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Yi-Cheng Chu, Chien-Hua Huang, Yu-Ming Lin, Chung-Te Lin