Patents by Inventor Ching-Hua Hsieh

Ching-Hua Hsieh 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).

  • Publication number: 20240153842
    Abstract: A semiconductor structure includes a die embedded in a molding material, the die having die connectors on a first side; a first redistribution structure at the first side of the die, the first redistribution structure being electrically coupled to the die through the die connectors; a second redistribution structure at a second side of the die opposing the first side; and a thermally conductive material in the second redistribution structure, the die being interposed between the thermally conductive material and the first redistribution structure, the thermally conductive material extending through the second redistribution structure, and the thermally conductive material being electrically isolated.
    Type: Application
    Filed: January 4, 2024
    Publication date: May 9, 2024
    Inventors: Hao-Jan Pei, Wei-Yu Chen, Chia-Shen Cheng, Chih-Chiang Tsao, Cheng-Ting Chen, Chia-Lun Chang, Chih-Wei Lin, Hsiu-Jen Lin, Ching-Hua Hsieh, Chung-Shi Liu
  • Patent number: 11955460
    Abstract: In accordance with some embodiments, a package-on-package (PoP) structure includes a first semiconductor package having a first side and a second side opposing the first side, a second semiconductor package having a first side and a second side opposing the first side, and a plurality of inter-package connector coupled between the first side of the first semiconductor package and the first side of the second semiconductor package. The PoP structure further includes a first molding material on the second side of the first semiconductor package. The second side of the second semiconductor package is substantially free of the first molding material.
    Type: Grant
    Filed: October 5, 2020
    Date of Patent: April 9, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yi-Da Tsai, Meng-Tse Chen, Sheng-Feng Weng, Sheng-Hsiang Chiu, Wei-Hung Lin, Ming-Da Cheng, Ching-Hua Hsieh, Chung-Shi Liu
  • Publication number: 20240113071
    Abstract: An integrated circuit package including electrically floating metal lines and a method of forming are provided. The integrated circuit package may include integrated circuit dies, an encapsulant around the integrated circuit dies, a redistribution structure on the encapsulant, a first electrically floating metal line disposed on the redistribution structure, a first electrical component connected to the redistribution structure, and an underfill between the first electrical component and the redistribution structure. A first opening in the underfill may expose a top surface of the first electrically floating metal line.
    Type: Application
    Filed: January 5, 2023
    Publication date: April 4, 2024
    Inventors: Chung-Shi Liu, Mao-Yen Chang, Yu-Chia Lai, Kuo-Lung Pan, Hao-Yi Tsai, Ching-Hua Hsieh, Hsiu-Jen Lin, Po-Yuan Teng, Cheng-Chieh Wu, Jen-Chun Liao
  • Publication number: 20240113032
    Abstract: Interconnect structure packages (e.g., through silicon vias (TSV) packages, through interlayer via (TIV) packages) may be pre-manufactured as opposed to forming TIVs directly on a carrier substrate during a manufacturing process for a semiconductor die package at backend packaging facility. The interconnect structure packages may be placed onto a carrier substrate during manufacturing of a semiconductor device package, and a semiconductor die package may be placed on the carrier substrate adjacent to the interconnect structure packages. A molding compound layer may be formed around and in between the interconnect structure packages and the semiconductor die package.
    Type: Application
    Filed: April 25, 2023
    Publication date: April 4, 2024
    Inventors: Kai-Fung CHANG, Chin-Wei LIANG, Sheng-Feng WENG, Ming-Yu YEN, Cheyu LIU, Hung-Chih CHEN, Yi-Yang LEI, Ching-Hua HSIEH
  • Patent number: 11950424
    Abstract: A semiconductor device and method of manufacturing the same are provided. The semiconductor device includes a substrate and a first gate electrode disposed on the substrate and located in a first region of the semiconductor device. The semiconductor device also includes a first sidewall structure covering the first gate electrode. The semiconductor device further includes a protective layer disposed between the first gate electrode and the first sidewall structure. In addition, the semiconductor device includes a second gate electrode disposed on the substrate and located in a second region of the semiconductor device. The semiconductor device also includes a second sidewall structure covering a lateral surface of the second gate electrode.
    Type: Grant
    Filed: June 7, 2021
    Date of Patent: April 2, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Yu-Ting Tsai, Ching-Tzer Weng, Tsung-Hua Yang, Kao-Chao Lin, Chi-Wei Ho, Chia-Ta Hsieh
  • Publication number: 20240105642
    Abstract: A method of manufacturing a package structure at least includes the following steps. An encapsulant laterally is formed to encapsulate the die and the plurality of through vias. A plurality of first connectors are formed to electrically connect to first surfaces of the plurality of through vias. A warpage control material is formed over the die, wherein the warpage control material is disposed to cover an entire surface of the die. A protection material is formed over the encapsulant and around the plurality of first connectors and the warpage control material. A coefficient of thermal expansion of the protection material is less than a coefficient of thermal expansion of the encapsulant.
    Type: Application
    Filed: November 29, 2023
    Publication date: March 28, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hao-Jan Pei, Ching-Hua Hsieh, Hsiu-Jen Lin, Wei-Yu Chen, Chia-Shen Cheng, Chih-Chiang Tsao, Jen-Jui Yu, Cheng-Shiuan Wong
  • Publication number: 20240107682
    Abstract: An embodiment composite material for semiconductor package mount applications may include a first component including a tin-silver-copper alloy and a second component including a tin-bismuth alloy or a tin-indium alloy. The composite material may form a reflowed bonding material having a room temperature tensile strength in a range from 80 MPa to 100 MPa when subjected to a reflow process. The reflowed bonding material may include a weight fraction of bismuth that is in a range from approximately 4% to approximately 15%. The reflowed bonding material may an alloy that is solid solution strengthened by a presence of bismuth or indium that is dissolved within the reflowed bonding material or a solid solution phase that includes a minor component of bismuth dissolved within a major component of tin. In some embodiments, the reflowed bonding material may include intermetallic compounds formed as precipitates such as Ag3Sn and/or Cu6Sn5.
    Type: Application
    Filed: April 21, 2023
    Publication date: March 28, 2024
    Inventors: Chao-Wei Chiu, Chih-Chiang Tsao, Jen-Jui Yu, Hsuan-Ting Kuo, Hsiu-Jen Lin, Ching-Hua Hsieh
  • Patent number: 11942451
    Abstract: A semiconductor structure includes a functional die, a dummy die, a redistribution structure, a seal ring and an alignment mark. The dummy die is electrically isolated from the functional die. The redistribution structure is disposed over and electrically connected to the functional die. The seal ring is disposed over the dummy die. The alignment mark is between the seal ring and the redistribution structure, wherein the alignment mark is electrically isolated from the dummy die, the redistribution structure and the seal ring. The insulating layer encapsulates the functional die and the dummy die.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: March 26, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Mao-Yen Chang, Yu-Chia Lai, Cheng-Shiuan Wong, Ting Hao Kuo, Ching-Hua Hsieh, Hao-Yi Tsai, Kuo-Lung Pan, Hsiu-Jen Lin
  • Patent number: 11942464
    Abstract: In an embodiment, a method includes: aligning a first package component with a second package component, the first package component having a first region and a second region, the first region including a first conductive connector, the second region including a second conductive connector; performing a first laser shot on a first portion of a top surface of the first package component, the first laser shot reflowing the first conductive connector of the first region, the first portion of the top surface of the first package component completely overlapping the first region; and after performing the first laser shot, performing a second laser shot on a second portion of the top surface of the first package component, the second laser shot reflowing the second conductive connector of the second region, the second portion of the top surface of the first package component completely overlapping the second region.
    Type: Grant
    Filed: July 19, 2021
    Date of Patent: March 26, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hao-Jan Pei, Hsiu-Jen Lin, Wei-Yu Chen, Philip Yu-Shuan Chung, Chia-Shen Cheng, Kuei-Wei Huang, Ching-Hua Hsieh, Chung-Shi Liu, Chen-Hua Yu
  • Publication number: 20240096740
    Abstract: Provided is a package structure including a first redistribution layer (RDL) structure, a die, a circuit substrate, and a first thermoelectric cooler. The RDL) structure has a first side and a second side opposite to each other. The die is disposed on the first side of the first RDL structure. The circuit substrate is bonded to the second side of the first RDL structure through a plurality of first conductive connectors. The first thermoelectric cooler is between the first RDL structure and the circuit substrate, wherein the first thermoelectric cooler includes at least a N-type doped region and at least a P-type doped region.
    Type: Application
    Filed: January 9, 2023
    Publication date: March 21, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chao-Wei Chiu, Chao-Wei Li, Hsiu-Jen Lin, Ching-Hua Hsieh
  • Publication number: 20240088062
    Abstract: A package structure includes a die, an encapsulant laterally encapsulating the die, a warpage control material disposed over the die, and a protection material disposed over the encapsulant and around the warpage control material. A coefficient of thermal expansion of the protection material is less than a coefficient of thermal expansion of the encapsulant.
    Type: Application
    Filed: November 23, 2023
    Publication date: March 14, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hao-Jan Pei, Ching-Hua Hsieh, Hsiu-Jen Lin, Wei-Yu Chen, Chia-Shen Cheng, Chih-Chiang Tsao, Jen-Jui Yu, Cheng-Shiuan Wong
  • Publication number: 20240071952
    Abstract: A method includes depositing solder paste over first contact pads of a first package component. Spring connectors of a second package component are aligned to the solder paste. The solder paste is reflowed to electrically and physically couple the spring connectors of the second package component to the first contact pads of the first package component. A device includes a first package component and a second package component electrically and physically coupled to the first package component by way of a plurality of spring coils. Each of the plurality of spring coils extends from the first package component to the second package component.
    Type: Application
    Filed: January 10, 2023
    Publication date: February 29, 2024
    Inventors: Chih-Chiang Tsao, Hsuan-Ting Kuo, Chao-Wei Chiu, Hsiu-Jen Lin, Ching-Hua Hsieh
  • Publication number: 20240071953
    Abstract: A memory device including a base semiconductor die, conductive terminals, memory dies, an insulating encapsulation and a buffer cap is provided. The conductive terminals are disposed on a first surface of the base semiconductor die. The memory dies are stacked over a second surface of the base semiconductor die, and the second surface of the base semiconductor die is opposite to the first surface of the base semiconductor die. The insulating encapsulation is disposed on the second surface of the base semiconductor die and laterally encapsulates the memory dies. The buffer cap covers the first surface of the base semiconductor die, sidewalls of the base semiconductor die and sidewalls of the insulating encapsulation. A package structure including the above- mentioned memory device is also provided.
    Type: Application
    Filed: November 6, 2023
    Publication date: February 29, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Kai-Ming Chiang, Chao-wei Li, Wei-Lun Tsai, Chia-Min Lin, Yi-Da Tsai, Sheng-Feng Weng, Yu-Hao Chen, Sheng-Hsiang Chiu, Chih-Wei Lin, Ching-Hua Hsieh
  • Publication number: 20240071954
    Abstract: A memory device including a base semiconductor die, conductive terminals, memory dies, an insulating encapsulation and a buffer cap is provided. The conductive terminals are disposed on a first surface of the base semiconductor die. The memory dies are stacked over a second surface of the base semiconductor die, and the second surface of the base semiconductor die is opposite to the first surface of the base semiconductor die. The insulating encapsulation is disposed on the second surface of the base semiconductor die and laterally encapsulates the memory dies. The buffer cap covers the first surface of the base semiconductor die, sidewalls of the base semiconductor die and sidewalls of the insulating encapsulation. A package structure including the above-mentioned memory device is also provided.
    Type: Application
    Filed: November 9, 2023
    Publication date: February 29, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Kai-Ming Chiang, Chao-wei Li, Wei-Lun Tsai, Chia-Min Lin, Yi-Da Tsai, Sheng-Feng Weng, Yu-Hao Chen, Sheng-Hsiang Chiu, Chih-Wei Lin, Ching-Hua Hsieh
  • Publication number: 20240063048
    Abstract: A workpiece chuck includes a supporting platform, a vacuum system, and a gas permeable buffer layer. The supporting platform has a supporting surface for holding a workpiece thereon. The vacuum system is disposed under and in gas communication with the supporting platform. The gas permeable buffer layer is disposed over the supporting platform and covers the supporting surface, wherein a hardness scale of the gas permeable buffer layer is smaller than a hardness scale of the supporting platform.
    Type: Application
    Filed: August 16, 2022
    Publication date: February 22, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yu-Ching Lo, Ching-Pin Yuan, Wei-Jie Huang, Cheng-Yu Kuo, Yi-Yang Lei, Ching-Hua Hsieh
  • Publication number: 20240063081
    Abstract: A package structure including a semiconductor die, an encapsulant, a redistribution structure, and a through insulating via is provided. The first redistribution structure includes an insulating layer and a circuit layer. The semiconductor die is disposed on the first redistribution structure. The semiconductor die includes a semiconductor base, through semiconductor vias, a dielectric layer, and bonding connectors. Through semiconductor vias penetrate through the semiconductor base. The dielectric layer is disposed on a backside of the semiconductor base. The dielectric layer of the semiconductor die is bonded with the insulating layer of the first redistribution structure. The bonding connectors are embedded in the dielectric layer and connected to the through semiconductor vias. The bonding connectors of the semiconductor die are bonded with bonding pads of the circuit layer. The encapsulant is disposed on the first redistribution structure and encapsulates the semiconductor die.
    Type: Application
    Filed: August 17, 2022
    Publication date: February 22, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Kai-Fung Chang, Sheng-Feng Weng, Ming-Yu Yen, Wei-Jhan Tsai, Chao-Wei Chiu, Chao-Wei Li, Chih-Wei Lin, Ching-Hua Hsieh
  • Patent number: 11901258
    Abstract: A semiconductor structure includes a die embedded in a molding material, the die having die connectors on a first side; a first redistribution structure at the first side of the die, the first redistribution structure being electrically coupled to the die through the die connectors; a second redistribution structure at a second side of the die opposing the first side; and a thermally conductive material in the second redistribution structure, the die being interposed between the thermally conductive material and the first redistribution structure, the thermally conductive material extending through the second redistribution structure, and the thermally conductive material being electrically isolated.
    Type: Grant
    Filed: April 12, 2021
    Date of Patent: February 13, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Hao-Jan Pei, Wei-Yu Chen, Chia-Shen Cheng, Chih-Chiang Tsao, Cheng-Ting Chen, Chia-Lun Chang, Chih-Wei Lin, Hsiu-Jen Lin, Ching-Hua Hsieh, Chung-Shi Liu
  • Publication number: 20240047446
    Abstract: A semiconductor package and a manufacturing method thereof are described. The semiconductor package includes a package having dies encapsulated by an encapsulant, a redistribution circuit structure, first and second modules and affixing blocks. The redistribution circuit structure is disposed on the package. The first and second modules are disposed on and respectively electrically connected to the redistribution circuit structure by first and second connectors disposed there-between. The first and second modules are adjacent to each other and disposed side by side on the redistribution circuit structure. The affixing blocks are disposed on the redistribution circuit structure and between the first and second modules and the redistribution circuit structure. The affixing blocks include first footing portions located below the first module, second footing portions located below the second module, and exposed portions exposed from the first and second modules.
    Type: Application
    Filed: August 8, 2022
    Publication date: February 8, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Mao-Yen Chang, Chun-Cheng Lin, Chih-Wei Lin, Yi-Da Tsai, Hsaing-Pin Kuan, Chih-Chiang Tsao, Hsuan-Ting Kuo, Hsiu-Jen Lin, Yu-Chia Lai, Kuo-Lung Pan, Hao-Yi Tsai, Ching-Hua Hsieh
  • Publication number: 20240038626
    Abstract: A semiconductor package includes a first redistribution circuit structure, a semiconductor die, and an electrically conductive structure. The semiconductor die is disposed over and electrically coupled to the first redistribution circuit structure. The electrically conductive structure connects a non-active side of the semiconductor die to a conductive feature of the first redistribution circuit structure, where the semiconductor die is thermally couped to the first redistribution circuit structure through the electrically conductive structure, and the electrically conductive structure includes a structure of multi-layer with different materials.
    Type: Application
    Filed: July 29, 2022
    Publication date: February 1, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Kai-Fung Chang, Sheng-Feng Weng, Ming-Yu Yen, Kai-Ming Chiang, Wei-Jhan Tsai, Chih-Wei Lin, Ching-Hua Hsieh
  • Patent number: 11878388
    Abstract: A polishing pad, a polishing apparatus and a method of manufacturing a semiconductor package using the same are provided. In some embodiments, a polishing pad includes a sub-pad portion and a top pad portion over the sub-pad portion. The top pad portion includes a plurality of grooves having a first width and a plurality of openings having a second width different from the first width, and the openings are located in a center zone of the polishing pad.
    Type: Grant
    Filed: June 15, 2018
    Date of Patent: January 23, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Kuan-Cheng Wang, Ching-Hua Hsieh, Yi-Yang Lei