Patents by Inventor Yu-Wen LIAO
Yu-Wen LIAO 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: 20240145380Abstract: In some embodiments, the present disclosure relates to an integrated chip that includes a first interconnect dielectric layer arranged over a substrate. An interconnect wire extends through the first interconnect dielectric layer, and a barrier structure is arranged directly over the interconnect wire. The integrated chip further includes an etch stop layer arranged over the barrier structure and surrounds outer sidewalls of the barrier structure. A second interconnect dielectric layer is arranged over the etch stop layer, and an interconnect via extends through the second interconnect dielectric layer, the etch stop layer, and the barrier structure to contact the interconnect wire.Type: ApplicationFiled: January 5, 2024Publication date: May 2, 2024Inventors: Hsin-Chieh Yao, Chung-Ju Lee, Chih Wei Lu, Hsi-Wen Tien, Wei-Hao Liao, Yu-Teng Dai
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Patent number: 11972975Abstract: A method of forming a semiconductor device structure is provided. The method includes forming a masking structure with first openings over a semiconductor substrate and correspondingly forming metal layers in the first openings. The method also includes recessing the masking structure to form second openings between the metal layers and forming a sacrificial layer surrounded by a first liner in each of the second openings. In addition, after forming a second liner over the sacrificial layer in each of the second openings, the method includes removing the sacrificial layer in each of the second openings to form a plurality of air gaps therefrom.Type: GrantFiled: June 24, 2021Date of Patent: April 30, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hsi-Wen Tien, Wei-Hao Liao, Yu-Teng Dai, Hsin-Chieh Yao, Chih-Wei Lu, Chung-Ju Lee, Shau-Lin Shue
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Patent number: 11952467Abstract: A method for processing a polyalkylene benzenedicarboxylate material includes subjecting a polyalkylene benzenedicarboxylate material to an immersion treatment with an immersion liquid including ethylene glycol, so as to obtain an immersed polyester material, and subjecting the immersed polyester material to a disintegration treatment to obtain a disintegrated polyester material. The immersed polyester material has crystallinity higher than that of the polyalkylene benzenedicarboxylate material.Type: GrantFiled: February 8, 2022Date of Patent: April 9, 2024Assignee: National Taiwan UniversityInventors: Chia-Wen Wu, Wei-Sheng Liao, Yu-Wen Chiao
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Publication number: 20240112912Abstract: A method of manufacturing a semiconductor device includes the following steps. A photoresist layer is formed over a material layer on a substrate. The photoresist layer has a composition including a solvent and a first photo-active compound dissolved in the solvent. The first photo-active compound is represented by the following formula (Al) or formula (A2): Zr12O8(OH)14(RCO2)18??Formula (A1); or Hf6O4(OH)6(RCO2)10??Formula (A2). R in the formula (A1) and R in the formula (A2) each include one of the following formulae (1) to (6): The photoresist layer is patterned. The material layer is etched using the photoresist layer as an etch mask.Type: ApplicationFiled: July 28, 2023Publication date: April 4, 2024Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., NATIONAL TSING HUA UNIVERSITYInventors: Jui-Hsiung LIU, Yu-Fang TSENG, Pin-Chia LIAO, Burn Jeng LIN, Tsai-Sheng GAU, Po-Hsiung CHEN, Po-Wen CHIU
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Publication number: 20240111210Abstract: A method of manufacturing a semiconductor device includes the following steps. A photoresist layer is formed over a material layer on a substrate. The photoresist layer has a composition including a solvent and a first photo-active compound dissolved in the solvent. The first photo-active compound is represented by the following formula (A1) or formula (A2): Zr12O8(OH)14(RCO2)18 ??Formula (A1); or Hf6O4(OH)6(RCO2)10 ??Formula (A2). R in the formula (A1) and R in the formula (A2) each include one of the following formulae (1) to (6): The photoresist layer is patterned. The material layer is etched using the photoresist layer as an etch mask.Type: ApplicationFiled: May 9, 2023Publication date: April 4, 2024Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., NATIONAL TSING HUA UNIVERSITYInventors: Jui-Hsiung LIU, Pin-Chia LIAO, Ting-An LIN, Ting-An SHIH, Yu-Fang TSENG, Burn Jeng LIN, Tsai-Sheng GAU, Po-Hsiung CHEN, Po-Wen CHIU
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Publication number: 20240114810Abstract: A semiconductor structure includes: an etch-stop dielectric layer overlying a substrate and including a first opening therethrough; a silicon oxide plate overlying the etch-stop dielectric layer and including a second opening therethrough; a first conductive structure including a first electrode and extending through the second opening and the first opening; a memory film contacting a top surface of the first conductive structure and including a material that provides at least two resistive states having different electrical resistivity; and a second conductive structure including a second electrode and contacting a top surface of the memory film.Type: ApplicationFiled: April 20, 2023Publication date: April 4, 2024Inventors: Fu-Ting Sung, Jhih-Bin Chen, Hung-Shu Huang, Hong Ming Liu, Hsia-Wei Chen, Yu-Wen Liao, Wen-Ting Chu
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Patent number: 11946483Abstract: A fan is provided herein, including a housing, a hub, and a plurality of blades. The housing includes a top case and a bottom case. The hub is rotatably disposed between the top case and the bottom case in an axial direction. The blades extend from the hub in a radial direction, located between the top case and the bottom case. Each of the blades has a proximal end and a distal end. The proximal end is connected to the hub. The distal end is opposite from the proximal end, located at the other side of the blade, having at least one recessed portion. Each of the recessed portions form a passage for air.Type: GrantFiled: May 17, 2023Date of Patent: April 2, 2024Assignee: ACER INCORPORATEDInventors: Jau-Han Ke, Tsung-Ting Chen, Chun-Chieh Wang, Yu-Ming Lin, Cheng-Wen Hsieh, Wen-Neng Liao
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Patent number: 11942364Abstract: In some embodiments, the present disclosure relates to a method of forming an interconnect. The method includes forming an etch stop layer (ESL) over a lower conductive structure and forming one or more dielectric layers over the ESL. A first patterning process is performed on the one or more dielectric layers to form interconnect opening and a second patterning process is performed on the one or more dielectric layers to increase a depth of the interconnect opening and expose an upper surface of the ESL. A protective layer is selectively formed on sidewalls of the one or more dielectric layers forming the interconnect opening. A third patterning process is performed to remove portions of the ESL that are uncovered by the one or more dielectric layers and the protective layer and to expose the lower conductive structure. A conductive material is formed within the interconnect opening.Type: GrantFiled: July 20, 2022Date of Patent: March 26, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hsi-Wen Tien, Chung-Ju Lee, Chih Wei Lu, Hsin-Chieh Yao, Yu-Teng Dai, Wei-Hao Liao
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Publication number: 20240088022Abstract: Some embodiments relate to an integrated chip including a plurality of conductive structures over a substrate. A first dielectric layer is disposed laterally between the conductive structures. A spacer structure is disposed between the first dielectric layer and the plurality of conductive structures. An etch stop layer overlies the plurality of conductive structures. The etch stop layer is disposed on upper surfaces of the spacer structure and the first dielectric layer.Type: ApplicationFiled: November 17, 2023Publication date: March 14, 2024Inventors: Yu-Teng Dai, Chung-Ju Lee, Chih Wei Lu, Hsin-Chieh Yao, Hsi-Wen Tien, Wei-Hao Liao
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Patent number: 11923293Abstract: In some embodiments, the present disclosure relates to an integrated chip that includes a first interconnect dielectric layer arranged over a substrate. An interconnect wire extends through the first interconnect dielectric layer, and a barrier structure is arranged directly over the interconnect wire. The integrated chip further includes an etch stop layer arranged over the barrier structure and surrounds outer sidewalls of the barrier structure. A second interconnect dielectric layer is arranged over the etch stop layer, and an interconnect via extends through the second interconnect dielectric layer, the etch stop layer, and the barrier structure to contact the interconnect wire.Type: GrantFiled: July 8, 2021Date of Patent: March 5, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hsin-Chieh Yao, Chung-Ju Lee, Chih Wei Lu, Hsi-Wen Tien, Wei-Hao Liao, Yu-Teng Dai
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Patent number: 11894267Abstract: A method for fabricating an integrated circuit device is provided. The method includes forming an interconnect layer over a substrate, wherein the interconnect layer has a first interlayer dielectric layer, a first conductive feature in a first portion of the first interlayer dielectric layer, and a second conductive feature in a second portion of the first interlayer dielectric layer; depositing a dielectric layer over the interconnect layer; removing a first portion of the dielectric layer over the first conductive feature and the first portion of the first interlayer dielectric layer, and remaining a second portion of the dielectric layer over the second conductive feature and the second portion of the first interlayer dielectric layer; and forming a memory structure over the first conductive feature.Type: GrantFiled: January 5, 2021Date of Patent: February 6, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Hsia-Wei Chen, Fu-Ting Sung, Yu-Wen Liao, Wen-Ting Chu, Fa-Shen Jiang, Tzu-Hsuan Yeh
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Patent number: 11889705Abstract: The present disclosure, in some embodiments, relates to an integrated chip. The integrated chip includes a first interconnect within a first inter-level dielectric (ILD) layer over a substrate. A memory device is disposed over the first interconnect and is surrounded by a second ILD layer. A sidewall spacer is arranged along opposing sides of the memory device and an etch stop layer is arranged on the sidewall spacer. The sidewall spacer and the etch stop layer have upper surfaces that are vertically offset from one another by a non-zero distance. A second interconnect extends from a top of the second ILD layer to an upper surface of the memory device.Type: GrantFiled: August 3, 2021Date of Patent: January 30, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hsia-Wei Chen, Chih-Yang Chang, Chin-Chieh Yang, Jen-Sheng Yang, Kuo-Chi Tu, Wen-Ting Chu, Yu-Wen Liao
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Patent number: 11856797Abstract: A resistive random access memory (RRAM) structure includes a resistive memory element formed on a semiconductor substrate. The resistive element includes a top electrode, a bottom electrode, and a resistive material layer positioned between the top electrode and the bottom electrode. The RRAM structure further includes a field effect transistor (FET) formed on the semiconductor substrate, the FET having a source and a drain. The drain has a zero-tilt doping profile and the source has a tilted doping profile. The resistive memory element is coupled with the drain via a portion of an interconnect structure.Type: GrantFiled: January 31, 2022Date of Patent: December 26, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chin-Chieh Yang, Hsia-Wei Chen, Chih-Yang Chang, Kuo-Chi Tu, Wen-Ting Chu, Yu-Wen Liao
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Patent number: 11844286Abstract: Various embodiments of the present application are directed towards a method for forming a flat via top surface for memory, as well as an integrated circuit (IC) resulting from the method. In some embodiments, an etch is performed into a dielectric layer to form an opening. A liner layer is formed covering the dielectric layer and lining the opening. A lower body layer is formed covering the dielectric layer and filling a remainder of the opening over the liner layer. A top surface of the lower body layer and a top surface of the liner layer are recessed to below a top surface of the dielectric layer to partially clear the opening. A homogeneous upper body layer is formed covering the dielectric layer and partially filling the opening. A planarization is performed into the homogeneous upper body layer until the dielectric layer is reached.Type: GrantFiled: November 30, 2021Date of Patent: December 12, 2023Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hsia-Wei Chen, Chih-Yang Chang, Chin-Chieh Yang, Jen-Sheng Yang, Sheng-Hung Shih, Tung-Sheng Hsiao, Wen-Ting Chu, Yu-Wen Liao, I-Ching Chen
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Patent number: 11839090Abstract: Various embodiments of the present application are directed towards an integrated chip comprising memory cells separated by a void-free dielectric structure. In some embodiments, a pair of memory cell structures is formed on a via dielectric layer, where the memory cell structures are separated by an inter-cell area. An inter-cell filler layer is formed covering the memory cell structures and the via dielectric layer, and further filling the inter-cell area. The inter-cell filler layer is recessed until a top surface of the inter-cell filler layer is below a top surface of the pair of memory cell structures and the inter-cell area is partially cleared. An interconnect dielectric layer is formed covering the memory cell structures and the inter-cell filler layer, and further filling a cleared portion of the inter-cell area.Type: GrantFiled: June 9, 2021Date of Patent: December 5, 2023Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hsia-Wei Chen, Wen-Ting Chu, Yu-Wen Liao
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Patent number: 11832529Abstract: The present disclosure relates to an integrated circuit. The integrated circuit includes a an inter-layer dielectric (ILD) structure laterally surrounding a conductive interconnect. A dielectric protection layer is disposed over the ILD structure and a passivation layer is disposed over the dielectric protection layer. The passivation layer includes a protrusion extending outward from an upper surface of the passivation layer. A bottom electrode continuously extends from over the passivation layer to between sidewalls of the passivation layer. A data storage element is over the bottom electrode and a top electrode is over the data storage element.Type: GrantFiled: April 20, 2022Date of Patent: November 28, 2023Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Harry-Hak-Lay Chuang, Hung Cho Wang, Tong-Chern Ong, Wen-Ting Chu, Yu-Wen Liao, Kuei-Hung Shen, Kuo-Yuan Tu, Sheng-Huang Huang
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Publication number: 20230380190Abstract: A method for fabricating an integrated circuit is provided. The method includes depositing a dielectric layer over a conductive feature; etching an opening in the dielectric layer to expose the conductive feature, such that the dielectric layer has a tapered sidewall surrounding the opening; depositing a bottom electrode layer into the opening in the dielectric layer; depositing a resistance switch layer over the bottom electrode layer; patterning the resistance switch layer and the bottom electrode layer respectively into a resistance switch element and a bottom electrode, in which a sidewall of the bottom electrode is landing on the tapered sidewall of the dielectric layer.Type: ApplicationFiled: July 28, 2023Publication date: November 23, 2023Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Chieh-Fei CHIU, Wen-Ting CHU, Yong-Shiuan TSAIR, Yu-Wen LIAO, Chih-Yang CHANG, Chin-Chieh YANG
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Publication number: 20230371396Abstract: The present disclosure relates to an integrated chip. The integrated chip includes a bottom electrode disposed over a substrate. The bottom electrode has a first thickness along an outermost edge and a second thickness between the outermost edge and a lateral center of the bottom electrode. The first thickness is larger than the second thickness. A data storage structure is over the bottom electrode and a top electrode is over the data storage structure.Type: ApplicationFiled: July 24, 2023Publication date: November 16, 2023Inventors: Harry-Hak-Lay Chuang, Hung Cho Wang, Tong-Chern Ong, Wen-Ting Chu, Yu-Wen Liao, Kuei-Hung Shen, Kuo-Yuan Tu, Sheng-Huang Huang
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Publication number: 20230371407Abstract: A semiconductor structure includes a first electrode comprising a first metallic material; a memory film including at least one dielectric metal oxide material and contacting the first electrode; and a second electrode comprising a second metallic material and contacting the memory film. The memory film includes a center region having a first average atomic ratio of a passivation element to oxygen that is less than 0.01, and includes a peripheral region having a second average atomic ratio of the passivation element to oxygen that is greater than 0.05.Type: ApplicationFiled: August 15, 2022Publication date: November 16, 2023Inventors: Watson Liu, Fu-Ting Sung, Hsia-Wei Chen, Yu-Wen Liao, Wen-Ting Chu
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Publication number: 20230354618Abstract: The present disclosure, in some embodiments, relates to an integrated chip. The integrated chip includes a first resistive random access memory (RRAM) element and a second RRAM element over a substrate. A conductive element is arranged below the first RRAM element and the second RRAM element. The conductive element electrically couples the first RRAM element to the second RRAM element. An upper insulating layer continuously extends over the first RRAM element and the second RRAM element. An upper inter-level dielectric (ILD) structure laterally surrounds the first RRAM element and the second RRAM element. The upper insulating layer separates the first RRAM element and the second RRAM element from the upper ILD structure.Type: ApplicationFiled: July 6, 2023Publication date: November 2, 2023Inventors: Chin-Chieh Yang, Chih-Yang Chang, Wen-Ting Chu, Yu-Wen Liao