Patents by Inventor Wei-cheng Chen
Wei-cheng Chen 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: 12261113Abstract: A semiconductor structure includes a first conductive line, a first conductive segment, a second conductive segment, and a third conductive segment. The first conductive segment is electrically coupled to the first conductive line. The second conductive segment is electrically coupled the first conductive segment. The second conductive segment is disposed between the first conductive segment and the third conductive segment. A top surface of the first conductive segment is aligned with a top surface of the second conductive segment in a same layer.Type: GrantFiled: December 12, 2022Date of Patent: March 25, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Meng-Hung Shen, Chih-Liang Chen, Charles Chew-Yuen Young, Jiann-Tyng Tzeng, Kam-Tou Sio, Wei-Cheng Lin
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Publication number: 20250096092Abstract: A stacked via structure disposed on a conductive pillar of a semiconductor die is provided. The stacked via structure includes a first dielectric layer, a first conductive via, a first redistribution wiring, a second dielectric layer, a second conductive via, and a second redistribution wiring. The first dielectric layer covers the semiconductor die. The first conductive via is embedded in the first dielectric layer and electrically connected to the conductive pillar. The first redistribution wiring covers the first conductive via and the first dielectric layer. The second dielectric layer covers the first dielectric layer and the first redistribution wiring. The second conductive via is embedded in the second dielectric layer and landed on the first redistribution wiring. The second redistribution wiring covers the second conductive via and the second dielectric layer. A lateral dimension of the first conductive via is greater than a lateral dimension of the second conductive via.Type: ApplicationFiled: November 28, 2024Publication date: March 20, 2025Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Che-Yu Yeh, Tsung-Shu Lin, Wei-Cheng Wu, Tsung-Yu Chen, Li-Han Hsu, Chien-Fu Tseng
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Patent number: 12255219Abstract: Some embodiments are directed towards an image sensor device. A photodetector is disposed in a semiconductor substrate, and a transfer transistor is disposed over photodetector. The transfer transistor includes a transfer gate having a lateral portion extending over a frontside of the semiconductor substrate and a vertical portion extending to a first depth below the frontside of the semiconductor substrate. A gate dielectric separates the lateral portion and the vertical portion from the semiconductor substrate. A backside trench isolation structure extends from a backside of the semiconductor substrate to a second depth below the frontside of the semiconductor substrate. The backside trench isolation structure laterally surrounds the photodetector, and the second depth is less than the first depth such that a lowermost portion of the vertical portion of the transfer transistor has a vertical overlap with an uppermost portion of the backside trench isolation structure.Type: GrantFiled: July 20, 2023Date of Patent: March 18, 2025Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Feng-Chi Hung, Dun-Nian Yaung, Jen-Cheng Liu, Wei Chuang Wu, Yen-Yu Chen, Chih-Kuan Yu
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Publication number: 20250087533Abstract: A method of forming a semiconductor device includes: forming a via in a first dielectric layer disposed over a substrate; forming a second dielectric layer over the first dielectric layer; forming an opening in the second dielectric layer, where the opening exposes an upper surface of the via; selectively forming a capping layer over the upper surface of the via, where the capping layer has a curved upper surface that extends above a first upper surface of the first dielectric layer distal from the substrate; after forming the capping layer, forming a barrier layer in the opening over the capping layer and along sidewalls of the second dielectric layer exposed by the opening; and filling the opening by forming an electrically conductive material over the barrier layer.Type: ApplicationFiled: March 28, 2024Publication date: March 13, 2025Inventors: Ming-Hsing Tsai, Ya-Lien Lee, Chih-Han Tseng, Kuei-Wen Huang, Kuan-Hung Ho, Ming-Uei Hung, Chih-Cheng Kuo, Yi-An Lai, Wei-Ting Chen
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Patent number: 12243930Abstract: A semiconductor device includes a first fin and a second fin in a first direction and aligned in the first direction over a substrate, an isolation insulating layer disposed around lower portions of the first and second fins, a first gate electrode extending in a second direction crossing the first direction and a spacer dummy gate layer, and a source/drain epitaxial layer in a source/drain space in the first fin. The source/drain epitaxial layer is adjacent to the first gate electrode and the spacer dummy gate layer with gate sidewall spacers disposed therebetween, and the spacer dummy gate layer includes one selected from the group consisting of silicon nitride, silicon oxynitride, silicon carbon nitride, and silicon carbon oxynitride.Type: GrantFiled: July 27, 2022Date of Patent: March 4, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Kai-Tai Chang, Tung-Ying Lee, Wei-Sheng Yun, Tzu-Chung Wang, Chia-Cheng Ho, Ming-Shiang Lin, Tzu-Chiang Chen
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Publication number: 20250070092Abstract: Various embodiments of the present disclosure are directed towards a shared frontside pad/bridge layout for a three-dimensional (3D) integrated circuit (IC), as well as the 3D IC and a method for forming the 3D IC. A second IC die underlies the first IC die, and a third IC die underlies the second IC die. A first-die backside pad, a second-die backside pad, and a third die backside pad are in a row extending in a dimension and overlie the first, second, and third IC dies. Further, the first-die, second-die, and third-die backside pads are electrically coupled respectively to individual semiconductor devices of the first, second, and third IC dies. The second and third IC dies include individual pad/bridge structures at top metal (TM) layers of corresponding interconnect structures. The pad/bridge structures share the shared frontside pad/bridge layout and provide lateral routing in the dimension for the aforementioned electrical coupling.Type: ApplicationFiled: November 12, 2024Publication date: February 27, 2025Inventors: Harry-Hak-Lay Chuang, Wei-Cheng Wu, Wen-Tuo Huang, Chia-Sheng Lin, Wei Chuang Wu, Shih Kuang Yang, Chung-Jen Huang, Shun-Kuan Lin, Chien Lin Liu, Ping-Tzu Chen, Yung Chun Tu
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Patent number: 12230572Abstract: A semiconductor structure includes a first transistor having a first source/drain (S/D) feature and a first gate; a second transistor having a second S/D feature and a second gate; a multi-layer interconnection disposed over the first and the second transistors; a signal interconnection under the first and the second transistors; and a power rail under the signal interconnection and electrically isolated from the signal interconnection, wherein the signal interconnection electrically connects one of the first S/D feature and the first gate to one of the second S/D feature and the second gate.Type: GrantFiled: May 18, 2023Date of Patent: February 18, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Yu-Xuan Huang, Ching-Wei Tsai, Yi-Hsun Chiu, Yi-Bo Liao, Kuan-Lun Cheng, Wei-Cheng Lin, Wei-An Lai, Ming Chian Tsai, Jiann-Tyng Tzeng, Hou-Yu Chen, Chun-Yuan Chen, Huan-Chieh Su
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Publication number: 20250056819Abstract: A capacitor structure and methods of forming the same are described. In some embodiments, the structure includes a first well region, a first semiconductor layer disposed over the first well region, a second semiconductor layer disposed on the first semiconductor layer, and a dielectric layer disposed on the second semiconductor layer. The dielectric layer has a top surface, a bottom surface, one or more protrusions extending towards the second semiconductor layer, and one or more openings in the top surface. The structure further includes a gate structure disposed on the dielectric layer.Type: ApplicationFiled: January 2, 2024Publication date: February 13, 2025Inventors: Wei-Lun Chung, Chung-Lei Chen, Anhao Cheng, Chien-Wei Lee, Yen-Liang Lin, Ru-Shang Hsiao
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Publication number: 20250044708Abstract: In a method of forming a pattern, a photo resist layer is formed over an underlying layer, the photo resist layer is exposed to an actinic radiation carrying pattern information, the exposed photo resist layer is developed to form a developed resist pattern, a directional etching operation is applied to the developed resist pattern to form a trimmed resist pattern, and the underlying layer is patterned using the trimmed resist pattern as an etching mask.Type: ApplicationFiled: October 18, 2024Publication date: February 6, 2025Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Ru-Gun LIU, Huicheng CHANG, Chia-Cheng CHEN, Jyu-Horng SHIEH, Liang-Yin CHEN, Shu-Huei SUEN, Wei-Liang LIN, Ya Hui CHANG, Yi-Nien SU, Yung-Sung YEN, Chia-Fong CHANG, Ya-Wen YEH, Yu-Tien SHEN
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Publication number: 20250046367Abstract: A memory circuit includes an array including a plurality of memory cells arranged across a plurality of columns and a plurality of voltage control circuits, each of the plurality of voltage control circuits operatively coupled to the memory cells of a corresponding one of the plurality of columns. Each of the plurality of voltage control circuits includes a first portion configured to provide a first voltage drop in coupling a supply voltage to the memory cells of the corresponding column and a second portion configured to provide a second voltage drop in coupling the supply voltage to the memory cells of the corresponding column. The first voltage drop is substantially smaller than the second voltage drop.Type: ApplicationFiled: February 20, 2024Publication date: February 6, 2025Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Kao-Cheng Lin, Yen-Huei Chen, Wei Min Chan, Hidehiro Fujiwara, Wei-Cheng Wu, Pei-Yuan Li, Chien-Chen Lin, Shang Lin Wu
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Patent number: 12218138Abstract: A semiconductor device includes source/drain regions, a gate structure, a first gate spacer, and a dielectric material. The source/drain regions are over a substrate. The gate structure is laterally between the source/drain regions. The first gate spacer is on a first sidewall of the gate structure, and spaced apart from a first one of the source/drain regions at least in part by a void region. The dielectric material is between the first one of the source/drain regions and the void region. The dielectric material has a gradient ratio of a first chemical element to a second chemical element.Type: GrantFiled: November 15, 2023Date of Patent: February 4, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Bo-Yu Lai, Kai-Hsuan Lee, Wei-Yang Lee, Feng-Cheng Yang, Yen-Ming Chen
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Patent number: 12218160Abstract: A pixel sensor may include a layer stack to reduce and/or block the effects of plasma and etching on a photodiode and/or other lower-level layers. The layer stack may include a first oxide layer, a layer having a band gap that is approximately less than 8.8 electron-Volts (eV), and a second oxide layer. The layer stack may reduce and/or prevent the penetration and absorption of ultraviolet photons resulting from the plasma and etching processes, which may otherwise cause the formation of electron-hole pairs in the substrate in which the photodiode is included.Type: GrantFiled: March 12, 2021Date of Patent: February 4, 2025Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wei-Lin Chen, Ching-Chung Su, Chun-Hao Chou, Kuo-Cheng Lee
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Patent number: 12218141Abstract: In one embodiment, an integrated circuit cell includes a first circuit component and a second circuit component. The first circuit component includes fin field-effect transistors (finFETs) formed in a high fin portion of the integrated circuit cell, the high fin portion of the integrated circuit including a plurality of fin structures arranged in rows. The second circuit component that includes finFETs formed in a less fin portion of the integrated circuit cell, the less fin portion of the integrated circuit including a lesser number of fin structures than the high fin portion of the integrated circuit cell.Type: GrantFiled: September 24, 2020Date of Patent: February 4, 2025Assignee: Taiwan Semiconductor Manufacturing Company LimitedInventors: Wei-An Lai, Hui-Zhong Zhuang, Jiann-Tyng Tzeng, Wei-Cheng Lin, Lipen Yuan, Yan-Hao Chen
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Publication number: 20250040157Abstract: A semiconductor structure includes a substrate and a capacitor over the substrate. The capacitor includes a silicide layer over the substrate. The capacitor includes a first dielectric layer over the silicide layer. The capacitor includes a metal gate structure over the first dielectric layer, where a top portion of the metal gate structure is over the substrate and a bottom portion of the metal gate structure extends into the substrate. The capacitor includes a second dielectric layer over the metal gate structure. The capacitor further includes a conductive structure over the second dielectric layer.Type: ApplicationFiled: October 26, 2023Publication date: January 30, 2025Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wei-Liang Hsu, Chung-Lei Chen, Anhao Cheng, Yen-Liang Lin, Ru-Shang Hsiao
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Publication number: 20250040039Abstract: A package assembly includes a substrate, an electronic component and a cover. The electronic component and the cover are disposed on the substrate, wherein the electronic component is located within a chamber between the cover and the substrate. A cooling liquid may be filled in a heat dissipation space of the cover, so as to dissipate the heat generated by the electronic component. Furthermore, the cooling liquid may be filled in the chamber where the electronic component is located, so as to directly dissipate the heat generated by the electronic component.Type: ApplicationFiled: October 10, 2024Publication date: January 30, 2025Applicant: Wiwynn CorporationInventors: Yi Cheng, Wei-Ching Chang, Kang-Bin Mah, Li-Wei Chen, Zi-Ping Wu, Ting-Yu Pai
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Publication number: 20250031389Abstract: A capacitor device and a manufacturing method thereof are disclosed in the present invention. The capacitor device includes pad structures, bottom electrodes, a top electrode, and a dielectric layer. The bottom electrodes are disposed on the pad structures, respectively. The top electrode is disposed on the bottom electrodes. The dielectric layer is disposed between the top electrode and the bottom electrodes. The top electrode includes at least one void. The manufacturing throughput of the manufacturing method of the memory device may be enhanced accordingly.Type: ApplicationFiled: November 13, 2023Publication date: January 23, 2025Applicant: Fujian Jinhua Integrated Circuit Co., Ltd.Inventors: Bingxing Wu, Jung-Hua Chen, Wei-Ming Hsiao, Yu-Cheng Tung, Qiangwei Xu
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Publication number: 20250022911Abstract: A fabrication method includes: forming, above a substrate, a first electrode having a varying density that increases from a first density level at a bottom surface of the first electrode to a second density level that is higher than the first density level at a top surface of the first electrode; forming a high-K dielectric layer over the first electrode; and forming a second electrode over the HK dielectric layer having a varying density that increases from a third density level at a bottom surface of the second electrode that bonds to the HK dielectric layer to a fourth density level that is higher than the third density level at a top surface of the second electrode.Type: ApplicationFiled: July 13, 2023Publication date: January 16, 2025Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Shih-Cheng Chou, Wei-Zhong Chen, Szu-Ping Tung, Hsiao-Kuan Wei
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Publication number: 20240421096Abstract: A manufacturing method of an electronic package includes the following steps. Multiple chips are temporarily fixed to a temporary carrier. At least one bridge element is installed on the adjacent chips. A base dielectric layer covering a temporary bonding layer, the chips, and the bridge element is formed. A material of the base dielectric layer includes a silicate composite material. Multiple base conductive vias and a redistribution structure are respectively formed on the chips and the base dielectric layer. Multiple conductive bumps are formed on the redistribution structure. In addition, an electronic package is also provided, which may be produced by the manufacturing method.Type: ApplicationFiled: September 27, 2023Publication date: December 19, 2024Applicant: VIA Technologies, Inc.Inventors: Wen-Yuan Chang, Wei-Cheng Chen, Chen-Yueh Kung
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Publication number: 20240421124Abstract: A manufacturing method of an electronic package includes the following steps. Multiple chips and a base dielectric layer are provided. A back surface of each chip is fixed to a back surface temporary carrier via a back surface temporary bonding layer. A base dielectric layer surrounds each chip and covers the back surface temporary bonding layer. A material of the base dielectric layer includes a silicate composite material. At least one bridge element is installed on the adjacent chips. An intermediate dielectric layer covering the base dielectric layer, the chips, and the bridge element is formed. Multiple intermediate conductive vias and a redistribution structure are respectively formed on the chips and the intermediate dielectric layer. Multiple conductive bumps are formed on the redistribution structure. The back surface temporary bonding layer and the back surface temporary carrier are removed. An electronic package produced by the manufacturing method is also provided.Type: ApplicationFiled: September 27, 2023Publication date: December 19, 2024Applicant: VIA Technologies, Inc.Inventors: Wen-Yuan Chang, Wei-Cheng Chen, Chen-Yueh Kung
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Patent number: D1063925Type: GrantFiled: January 21, 2021Date of Patent: February 25, 2025Assignee: COMPAL ELECTRONICS, INC.Inventors: Po-Yang Chien, Hao-Jen Fang, Wei-Yi Chang, Chun-Chieh Chen, Chen-Cheng Wang, Chih-Wen Chiang, Sheng-Hung Lee