Patents by Inventor Wen-Chih Chiou

Wen-Chih Chiou 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).

  • Patent number: 11699694
    Abstract: Methods of manufacturing a semiconductor package structure are provided. A method includes: bonding dies and dummy dies to a wafer; forming a dielectric material layer on the wafer to cover the dies and the dummy dies; performing a first planarization process to remove a first portion of the dielectric material layer over top surfaces of the dies and the dummy dies; and performing a second planarization process to remove portions of the dies, portions of the dummy dies and a second portion of the dielectric material layer, and a dielectric layer is formed laterally aside the dies and the dummy dies; wherein after the second planarization process is performed, a total thickness variation of the dies is less than a total thickness variation of the dummy dies.
    Type: Grant
    Filed: June 21, 2021
    Date of Patent: July 11, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yi-Hsiu Chen, Chen-Hua Yu, Ming-Fa Chen, Wen-Chih Chiou
  • Patent number: 11688639
    Abstract: A semiconductor device and method of manufacture are provided. In an embodiment a first semiconductor device and a second semiconductor device are formed within a semiconductor wafer and a scribe region between the first semiconductor device and the second semiconductor device is patterned. A singulation process is then utilized within the scribe region to singulate the first semiconductor device from the second semiconductor device. The first semiconductor device and the second semiconductor device are then bonded to a second semiconductor substrate and thinned in order to remove extension regions from the first semiconductor device and the second semiconductor device.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: June 27, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chen-Hua Yu, Hung-Pin Chang, Yi-Hsiu Chen, Ku-Feng Yang, Wen-Chih Chiou
  • Publication number: 20230197760
    Abstract: A semiconductor device and a method of forming the same are provided. The semiconductor device includes a first logic die including a first through via, an image sensor die hybrid bonded to the first logic die, and a second logic die bonded to the first logic die. A front side of the first logic die facing a front side of the image sensor die. A front side of the second logic die facing a backside of the first logic die. The second logic die comprising a first conductive pad electrically coupled to the first through via.
    Type: Application
    Filed: February 24, 2023
    Publication date: June 22, 2023
    Inventors: Wen-Chih Chiou, Chen-Hua Yu
  • Publication number: 20230197464
    Abstract: A manufacturing method of a through substrate via includes at least the following steps. A protective liner is formed within an opening of a dielectric layer, where the opening exposes a portion of a semiconductor substrate underlying the dielectric layer. The portion of the semiconductor substrate is removed through the opening, where an overhang portion is formed at a top edge of the semiconductor substrate and masked by the protective liner after the removing. The overhang portion of the semiconductor substrate, the protective liner, and a portion of the dielectric layer adjoining the protective liner is removed to form a via hole. A conductive material is formed in the via hole.
    Type: Application
    Filed: February 13, 2023
    Publication date: June 22, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hung-Pin Chang, Tsang-Jiuh Wu, Wen-Chih Chiou
  • Publication number: 20230187415
    Abstract: A semiconductor device including a first integrated circuit component, a second integrated circuit component, a third integrated circuit component, and a dielectric encapsulation is provided. The second integrated circuit component is stacked on and electrically coupled to the first integrated circuit component, and the third integrated circuit component is stacked on and electrically coupled to the second integrated circuit component. The dielectric encapsulation is disposed on the second integrated circuit component and laterally encapsulating the third integrated circuit component, where outer sidewalls of the dielectric encapsulation are substantially aligned with sidewalls of the first and second integrated circuit components. A manufacturing method of the above-mentioned semiconductor device is also provided.
    Type: Application
    Filed: February 12, 2023
    Publication date: June 15, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Hua Yu, Wen-Chih Chiou
  • Publication number: 20230167568
    Abstract: A semiconductor apparatus for pre-wetting a semiconductor workpiece includes a process chamber, a workpiece holder disposed within the process chamber to hold the semiconductor workpiece, a pre-wetting fluid tank disposed outside the process chamber and containing a pre-wetting fluid, and a conduit coupled to the pre-wetting fluid tank and extending into the process chamber. The conduit delivers the pre-wetting fluid from the pre-wetting fluid tank out through an outlet of the conduit to wet a major surface of the semiconductor workpiece, wherein the outlet of the conduit is positioned above the major surface of the semiconductor workpiece by a vertical distance.
    Type: Application
    Filed: February 2, 2023
    Publication date: June 1, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Yu Tsai, Ku-Feng Yang, Wen-Chih Chiou
  • Publication number: 20230142163
    Abstract: A plating apparatus includes a workpiece holder, a plating bath, and a clamp ring. The plating bath is underneath the workpiece holder. The clamp ring is connected to the workpiece holder. The clamp ring includes channels communicating an inner surface of the clamp ring and an outer surface of the clamp ring.
    Type: Application
    Filed: January 9, 2023
    Publication date: May 11, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Yu Tsai, Ku-Feng Yang, Wen-Chih Chiou
  • Patent number: 11610866
    Abstract: A semiconductor device including a first integrated circuit component, a second integrated circuit component, a third integrated circuit component, and a dielectric encapsulation is provided. The second integrated circuit component is stacked on and electrically coupled to the first integrated circuit component, and the third integrated circuit component is stacked on and electrically coupled to the second integrated circuit component. The dielectric encapsulation is disposed on the second integrated circuit component and laterally encapsulating the third integrated circuit component, where outer sidewalls of the dielectric encapsulation are substantially aligned with sidewalls of the first and second integrated circuit components. A manufacturing method of the above-mentioned semiconductor device is also provided.
    Type: Grant
    Filed: April 12, 2021
    Date of Patent: March 21, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Hua Yu, Wen-Chih Chiou
  • Publication number: 20230063851
    Abstract: Provided are a semiconductor device and a method for manufacturing the same, and a semiconductor package. The semiconductor device includes a die stack and a cap substrate. The die stack includes a first die, second dies stacked on the first die, and a third die stacked on the second dies. The first die includes first through semiconductor vias. Each of the second dies include second through semiconductor vias. The third die includes third through semiconductor vias. The cap substrate is disposed on the third die of the die stack. A sum of a thickness of the third die and a thickness of the cap substrate ranges from about 50 ?m to about 80 ?m.
    Type: Application
    Filed: August 30, 2021
    Publication date: March 2, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: I-Chun Hsu, Yan-Zuo Tsai, Chia-Yin Chen, Yang-Chih Hsueh, Yung-Chi Lin, Tsang-Jiuh Wu, Wen-Chih Chiou
  • Publication number: 20230069214
    Abstract: A manufacturing method of a semiconductor structure includes at least the following steps. A patterned mask layer with a first opening is formed on a dielectric layer overlying a semiconductor substrate. A portion of the dielectric layer accessibly exposed by the first opening of the patterned mask layer is removed to form a second opening. A first protective film is formed on inner sidewalls of the dielectric layer and the patterned mask layer, where the second opening and the first protective film are formed at the same step. A second protective film is formed on the first protective film to form a protective structure covering the inner sidewalls. A portion of the semiconductor substrate accessibly exposed by the second opening is removed to form a via hole including an undercut underlying the protective structure. The via hole is trimmed and a through substrate via is formed in the via hole.
    Type: Application
    Filed: August 30, 2021
    Publication date: March 2, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hung-Pin Chang, Tsang-Jiuh Wu, Wen-Chih Chiou
  • Patent number: 11594420
    Abstract: A manufacturing method of a semiconductor structure includes at least the following steps. A patterned mask layer with a first opening is formed on a dielectric layer overlying a semiconductor substrate. A portion of the dielectric layer accessibly exposed by the first opening of the patterned mask layer is removed to form a second opening. A first protective film is formed on inner sidewalls of the dielectric layer and the patterned mask layer, where the second opening and the first protective film are formed at the same step. A second protective film is formed on the first protective film to form a protective structure covering the inner sidewalls. A portion of the semiconductor substrate accessibly exposed by the second opening is removed to form a via hole including an undercut underlying the protective structure. The via hole is trimmed and a through substrate via is formed in the via hole.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: February 28, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hung-Pin Chang, Tsang-Jiuh Wu, Wen-Chih Chiou
  • Patent number: 11594571
    Abstract: A semiconductor device and a method of forming the same are provided. The semiconductor device includes a first logic die including a first through via, an image sensor die hybrid bonded to the first logic die, and a second logic die bonded to the first logic die. A front side of the first logic die facing a front side of the image sensor die. A front side of the second logic die facing a backside of the first logic die. The second logic die comprising a first conductive pad electrically coupled to the first through via.
    Type: Grant
    Filed: June 2, 2020
    Date of Patent: February 28, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Wen-Chih Chiou, Chen-Hua Yu
  • Patent number: 11585005
    Abstract: A semiconductor apparatus and methods of processing a semiconductor workpiece are provided. The semiconductor apparatus for pre-wetting a semiconductor workpiece includes a process chamber, a workpiece holder disposed within the process chamber to hold the semiconductor workpiece, a pre-wetting fluid tank disposed outside the process chamber and containing a pre-wetting fluid, and a conduit coupled to the pre-wetting fluid tank and extending into the process chamber. The conduit delivers the pre-wetting fluid from the pre-wetting fluid tank out through an outlet of the conduit to wet a major surface of the semiconductor workpiece comprising a plurality of recess portions.
    Type: Grant
    Filed: January 13, 2021
    Date of Patent: February 21, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Yu Tsai, Ku-Feng Yang, Wen-Chih Chiou
  • Patent number: 11585008
    Abstract: A plating apparatus includes a workpiece holder, a plating bath, and a clamp ring. The plating bath is underneath the workpiece holder. The clamp ring is connected to the workpiece holder. The clamp ring includes channels communicating an inner surface of the clamp ring and an outer surface of the clamp ring.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: February 21, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Yu Tsai, Ku-Feng Yang, Wen-Chih Chiou
  • Publication number: 20230035735
    Abstract: A semiconductor device includes a photonic die and an optical die. The photonic die includes a grating coupler and an optical device. The optical device is connected to the grating coupler to receive radiation of predetermined wavelength incident on the grating coupler. The optical die is disposed over the photonic die and includes a substrate with optical nanostructures. Positions and shapes of the optical nanostructures are such to perform an optical transformation on the incident radiation of predetermined wavelength when the incident radiation passes through an area of the substrate where the optical nanostructures are located. The optical nanostructures overlie the grating coupler so that the incident radiation of predetermined wavelength crosses the optical die where the optical nanostructures are located before reaching the grating coupler.
    Type: Application
    Filed: October 13, 2022
    Publication date: February 2, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yu-Kuang Liao, Jia-Xsing Li, Ping-Jung Wu, Tsang-Jiuh Wu, Wen-Chih Chiou, Chen-Hua Yu
  • Publication number: 20230021005
    Abstract: A semiconductor device includes a substrate, a package structure, a thermal interface material (TIM) structure, and a lid structure. The package structure is disposed on the substrate. The TIM structure is disposed on the package structure. The TIM structure includes a metallic TIM layer and a non-metallic TIM layer in contact with the metallic TIM layer, and the non-metallic TIM layer surrounds the metallic TIM layer. The lid structure is disposed on the substrate and the TIM structure.
    Type: Application
    Filed: May 6, 2022
    Publication date: January 19, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Wen-Chih Chiou, Ping-Yin Hsieh, Ying-Ching Shih, Pu Wang, Li-Hui Cheng, Yi-Huan Liao, Chih-Hao Chen
  • Patent number: 11545392
    Abstract: A semiconductor component includes a substrate having an opening. The semiconductor component further includes a first dielectric liner in the opening, wherein the first dielectric liner having a thickness T1 at a first end of the opening, and a thickness T2 at a second end of the opening, and R1 is a ratio of T1 to T2. The semiconductor component further includes a second dielectric liner over the first dielectric liner, wherein the second dielectric liner having a thickness T3 at the first end of the opening, a thickness T4 at the second end of the opening, R2 is a ratio of T3 to T4, and R1 is greater than R2.
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: January 3, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chen-Hua Yu, Cheng-Hung Chang, Ebin Liao, Chia-Lin Yu, Hsiang-Yi Wang, Chun Hua Chang, Li-Hsien Huang, Darryl Kuo, Tsang-Jiuh Wu, Wen-Chih Chiou
  • Patent number: 11527439
    Abstract: A method includes forming a plurality of dielectric layers over a semiconductor substrate, etching the plurality of dielectric layers and the semiconductor substrate to form an opening, depositing a first liner extending into the opening, and depositing a second liner over the first liner. The second liner extends into the opening. The method further includes filling a conductive material into the opening to form a through-via, and forming conductive features on opposing sides of the semiconductor substrate. The conductive features are electrically interconnected through the through-via.
    Type: Grant
    Filed: December 31, 2020
    Date of Patent: December 13, 2022
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Ming-Tsu Chung, Ku-Feng Yang, Tsang-Jiuh Wu, Wen-Chih Chiou, Chen-Hua Yu
  • Publication number: 20220392884
    Abstract: A device package includes a first die directly bonded to a second die at an interface, wherein the interface comprises a conductor-to-conductor bond. The device package further includes an encapsulant surrounding the first die and the second die and a plurality of through vias extending through the encapsulant. The plurality of through vias are disposed adjacent the first die and the second die. The device package further includes a plurality of thermal vias extending through the encapsulant and a redistribution structure electrically connected to the first die, the second die, and the plurality of through vias. The plurality of thermal vias is disposed on a surface of the second die and adjacent the first die.
    Type: Application
    Filed: August 9, 2022
    Publication date: December 8, 2022
    Inventors: Chen-Hua Yu, Yung-Chi Lin, Wen-Chih Chiou
  • Publication number: 20220375890
    Abstract: In an embodiment, a device includes: an interposer; a first integrated circuit device bonded to the interposer with dielectric-to-dielectric bonds and with metal-to-metal bonds; a second integrated circuit device bonded to the interposer with dielectric-to-dielectric bonds and with metal-to-metal bonds; a buffer layer around the first integrated circuit device and the second integrated circuit device, the buffer layer including a stress reduction material having a first Young's modulus; and an encapsulant around the buffer layer, the first integrated circuit device, and the second integrated circuit device, the encapsulant including a molding material having a second Young's modulus, the first Young's modulus less than the second Young's modulus.
    Type: Application
    Filed: July 28, 2022
    Publication date: November 24, 2022
    Inventors: Wen-Chih Chiou, Chen-Hua Yu, Shih Ting Lin, Szu-Wei Lu