Patents by Inventor Fu-Hsien Li

Fu-Hsien Li 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: 11942342
    Abstract: A conveying unit includes a housing; a collision prevention mechanism disposed on a sidewall of the housing; a gripping member configured to hold a carrier for carrying a semiconductor structure; a sensor disposed on the gripping member and configured to measure and collect data associated with vibration of the gripping member; and an unit controller disposed on the gripping member and configured to analyze the data from the sensor and control a movement of the conveying unit.
    Type: Grant
    Filed: August 18, 2021
    Date of Patent: March 26, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Fu-Hsien Li, Chi-Feng Tung, Hsiang Yin Shen
  • Publication number: 20240087934
    Abstract: A method for operating a conveying system is provided. An overhead hoist transport (OHT) vehicle is provided, wherein the OHT vehicle includes a gripping member configured to grip and hold a carrier, and a receiver configured to receive a signal. The signal is transmitted to the receiver of the OHT vehicle. The OHT vehicle is moved toward the carrier, and the carrier is gripped by the gripping member of the OHT vehicle. A lifting force is determined based on a weight of a carrier, a number of workpieces in the carrier, or a vertical distance between the OHT vehicle and the carrier, and the lifting force is applied to the carrier.
    Type: Application
    Filed: November 23, 2023
    Publication date: March 14, 2024
    Inventors: YONG-JYU LIN, FU-HSIEN LI, CHEN-WEI LU, CHI-FENG TUNG, HSIANG YIN SHEN
  • Publication number: 20240071799
    Abstract: A system for a semiconductor fabrication facility comprises a transporting tool configured to move a carrier, a first manufacturing tool configured to accept the carrier facing in a first direction, a second manufacturing tool configured to accept the carrier facing in the second direction, and an orientation tool. The carrier is moved to the orientation tool by the transporting tool prior to being moved to the first manufacturing tool or the second manufacturing tool by the transporting tool. The orientation tool rotates the carrier so that the carrier is accepted by the first manufacturing tool or the second manufacturing tool. The transporting tool, the first manufacturing tool, the second manufacturing tool and the orientation tool are physically separated from each other.
    Type: Application
    Filed: November 6, 2023
    Publication date: February 29, 2024
    Inventors: CHUAN WEI LIN, FU-HSIEN LI, YONG-JYU LIN, RONG-SHEN CHEN, CHI-FENG TUNG, HSIANG YIN SHEN
  • Patent number: 11911991
    Abstract: An apparatus and method for expanding a box blank into a box, the apparatus comprising an arm assembly, a controller, a camera and a box blank conveyor. The arm assembly includes a folding arm having a position in a first direction and a rotational angle controlled by the controller based on a position of a feature of the box blank in the field of view of the camera. The camera captures images of the box blank which are used to position the arm assembly and to evaluate the need to reject a box blank.
    Type: Grant
    Filed: July 21, 2022
    Date of Patent: February 27, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Szu-Chen Huang, Fu-Hsien Li, Mao-Jung Chiu, Mao-Shun Lien, Po-Hsien Chiu
  • Patent number: 11854846
    Abstract: A system for a semiconductor fabrication facility includes a maintenance tool, a control unit, a first track, a second track, a maintenance crane movably mounted on the first track, a plurality of first sensors disposed on the first track, an OHT vehicle movably mounted on the second track, and a second sensor on the OHT vehicle. The first sensors detect a location of the maintenance crane and generate a first location data to the control unit. The second sensor generates a second location data to the control unit.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: December 26, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Fu-Hsien Li, Sheng-Kang Yu, Chi-Feng Tung, Hsiang Yin Shen, Guancyun Li
  • Patent number: 11854849
    Abstract: A method for operating a conveying system is provided. An overhead hoist transport (OHT) vehicle is provided, wherein the OHT vehicle includes a gripping member configured to grip and hold a carrier, and a receiver configured to receive a signal. The signal is transmitted to the receiver of the OHT vehicle. The OHT vehicle is moved toward the carrier, and the carrier is gripped by the gripping member of the OHT vehicle. A lifting force is determined based on a weight of a carrier, a number of workpieces in the carrier, or a vertical distance between the OHT vehicle and the carrier, and the lifting force is applied to the carrier.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: December 26, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Yong-Jyu Lin, Fu-Hsien Li, Chen-Wei Lu, Chi-Feng Tung, Hsiang Yin Shen
  • Patent number: 11848222
    Abstract: A system for a semiconductor fabrication facility (FAB) includes an orientation tool and a transporting tool configured to transport at least one customized part. The orientation tool includes a port configured to receive the workpiece, a sensor configured to detect an orientation of the workpiece received in the port and a rotation mechanism configured to turn the workpiece received in the port.
    Type: Grant
    Filed: July 9, 2020
    Date of Patent: December 19, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Chuan Wei Lin, Fu-Hsien Li, Yong-Jyu Lin, Rong-Shen Chen, Chi-Feng Tung, Hsiang Yin Shen
  • Patent number: 11749548
    Abstract: A transport system, including: a sensor, a controller and a power panel. The sensor determines a zone and sends a quantity information in response to a quantity of vehicles in the zone. The controller is arranged to send an output signal in accordance with the quantity information. The power panel is arranged to output a current in accordance with the output signal for driving vehicles in the zone, wherein the current is outputted to a cable extending through the zone.
    Type: Grant
    Filed: May 14, 2021
    Date of Patent: September 5, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Fu-Hsien Li, Chi-Feng Tung, Hsiang Yin Shen
  • Publication number: 20230268212
    Abstract: Some implementations described herein provide a method that includes loading, from a load port and into a first buffer of a multiple-buffer overhead hoist transport (OHT) vehicle, a first transport carrier storing one or more processed wafers. The method includes unloading to the load port, while the first buffer retains the first transport carrier, and from a second buffer of the multiple-buffer OHT vehicle, a second transport carrier storing one or more wafers for processing. In other implementations, the method includes loading, into a first buffer of the multiple-buffer OHT vehicle, a first transport carrier storing one or more wafers for processing, while a semiconductor processing tool, associated with a load port, is processing one or more wafers associated with a second transport carrier. The method includes positioning the multiple-buffer OHT vehicle above the load port while the multiple-buffer OHT vehicle retains the first transport carrier in the first buffer.
    Type: Application
    Filed: May 1, 2023
    Publication date: August 24, 2023
    Inventors: Chuan Wei LIN, Fu-Hsien LI, Chi-Feng TUNG, Hsiang Yin SHEN
  • Publication number: 20230191619
    Abstract: A system includes a plurality of semiconductor processing tools; a carrier purge station; a carrier repair station; and an overhead transport (OHT) loop for transporting one or more substrate carriers among the plurality of semiconductor processing tools, the carrier purge station, and the carrier repair station. The carrier purge station is configured to receive a substrate carrier from one of the plurality of semiconductor processing tools, purge the substrate carrier with an inert gas, and determine if the substrate carrier needs repair. The carrier repair station is configured to receive a substrate carrier to be repaired and replace one or more parts in the substrate carrier.
    Type: Application
    Filed: February 17, 2023
    Publication date: June 22, 2023
    Inventors: Jen-Ti Wang, Chih-Wei Lin, Fu-Hsien Li, Yi-Ming Chen, Cheng-Ho Hung
  • Patent number: 11676841
    Abstract: Some implementations described herein provide a method that includes loading, from a load port and into a first buffer of a multiple-buffer overhead hoist transport (OHT) vehicle, a first transport carrier storing one or more processed wafers. The method includes unloading to the load port, while the first buffer retains the first transport carrier, and from a second buffer of the multiple-buffer OHT vehicle, a second transport carrier storing one or more wafers for processing. In other implementations, the method includes loading, into a first buffer of the multiple-buffer OHT vehicle, a first transport carrier storing one or more wafers for processing, while a semiconductor processing tool, associated with a load port, is processing one or more wafers associated with a second transport carrier. The method includes positioning the multiple-buffer OHT vehicle above the load port while the multiple-buffer OHT vehicle retains the first transport carrier in the first buffer.
    Type: Grant
    Filed: April 16, 2021
    Date of Patent: June 13, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chuan Wei Lin, Fu-Hsien Li, Chi-Feng Tung, Hsiang Yin Shen
  • Patent number: 11605553
    Abstract: An automated method of unpacking a container containing semiconductor wafers from a sealed bag is provided. The method includes inflating the bag with a gas using an automated gas dispenser. After inflating the bag, the bag is cut using an automated cutting device to expose the container, and the cut bag is removed from around the container.
    Type: Grant
    Filed: November 16, 2020
    Date of Patent: March 14, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Fu-Hsien Li, Chi-Feng Tung, Chi Yuan Chu, Jen-Ti Wang, Hsiang Yin Shen
  • Patent number: 11584019
    Abstract: An apparatus for semiconductor manufacturing includes an input port to receive a carrier, wherein the carrier includes a carrier body, a housing installed onto the carrier body, and a filter installed between the carrier body and the housing. The apparatus further includes a first robotic arm to uninstall the housing from the carrier and to reinstall the housing into the carrier; one or more second robotic arms to remove the filter from the carrier and to install a new filter into the carrier; and an output port to release the carrier to production.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: February 21, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Jen-Ti Wang, Chih-Wei Lin, Fu-Hsien Li, Yi-Ming Chen, Cheng-Ho Hung
  • Publication number: 20220384230
    Abstract: A method for operating a conveying system is provided. An overhead hoist transport (OHT) vehicle is provided, wherein the OHT vehicle includes a gripping member configured to grip and hold a carrier, and a receiver configured to receive a signal. The signal is transmitted to the receiver of the OHT vehicle. The OHT vehicle is moved toward the carrier, and the carrier is gripped by the gripping member of the OHT vehicle. A lifting force is determined based on a weight of a carrier, a number of workpieces in the carrier, or a vertical distance between the OHT vehicle and the carrier, and the lifting force is applied to the carrier.
    Type: Application
    Filed: August 9, 2022
    Publication date: December 1, 2022
    Inventors: YONG-JYU LIN, FU-HSIEN LI, CHEN-WEI LU, CHI-FENG TUNG, HSIANG YIN SHEN
  • Publication number: 20220355561
    Abstract: An apparatus and method for expanding a box blank into a box, the apparatus comprising an arm assembly, a controller, a camera and a box blank conveyor. The arm assembly includes a folding arm having a position in a first direction and a rotational angle controlled by the controller based on a position of a feature of the box blank in the field of view of the camera. The camera captures images of the box blank which are used to position the arm assembly and to evaluate the need to reject a box blank.
    Type: Application
    Filed: July 21, 2022
    Publication date: November 10, 2022
    Inventors: Szu-Chen HUANG, Fu-Hsien LI, Mao-Jung CHIU, Mao-Shun LIEN, Po-Hsien CHIU
  • Publication number: 20220336244
    Abstract: Some implementations described herein provide a method that includes loading, from a load port and into a first buffer of a multiple-buffer overhead hoist transport (OHT) vehicle, a first transport carrier storing one or more processed wafers. The method includes unloading to the load port, while the first buffer retains the first transport carrier, and from a second buffer of the multiple-buffer OHT vehicle, a second transport carrier storing one or more wafers for processing. In other implementations, the method includes loading, into a first buffer of the multiple-buffer OHT vehicle, a first transport carrier storing one or more wafers for processing, while a semiconductor processing tool, associated with a load port, is processing one or more wafers associated with a second transport carrier. The method includes positioning the multiple-buffer OHT vehicle above the load port while the multiple-buffer OHT vehicle retains the first transport carrier in the first buffer.
    Type: Application
    Filed: April 16, 2021
    Publication date: October 20, 2022
    Inventors: Chuan Wei LIN, Fu-Hsien LI, Chi-Feng TUNG, Hsiang Yin SHEN
  • Publication number: 20220328331
    Abstract: A system for a semiconductor fabrication facility includes a maintenance tool, a control unit, a first track, a second track, a maintenance crane movably mounted on the first track, a plurality of first sensors disposed on the first track, an OHT vehicle movably mounted on the second track, and a second sensor on the OHT vehicle. The first sensors detect a location of the maintenance crane and generate a first location data to the control unit. The second sensor generates a second location data to the control unit.
    Type: Application
    Filed: June 29, 2022
    Publication date: October 13, 2022
    Inventors: FU-HSIEN LI, SHENG-KANG YU, CHI-FENG TUNG, HSIANG YIN SHEN, GUANCYUN LI
  • Publication number: 20220308442
    Abstract: A storage environment monitoring device is capable of measuring and/or monitoring various parameters of an environment inside a storage area, such as airflow, temperature, and humidity, to increase the storage quality of semiconductor components stored in the storage area. The storage environment monitoring device is capable of measuring and/or monitoring the parameters of the environment inside the storage area without having to open an enclosure that is storing the semiconductor components in the storage area. This reduces exposure of the semiconductor components to contamination and other environmental factors.
    Type: Application
    Filed: March 26, 2021
    Publication date: September 29, 2022
    Inventors: Chen-Wei LU, Chuan Wei LIN, Chun-Hau CHEN, Kuan Yu LAI, Fu-Hsien LI, Chi-Feng TUNG, Hsiang Yin SHEN
  • Patent number: 11426965
    Abstract: An apparatus and method for expanding a box blank into a box, the apparatus comprising an arm assembly, a controller, a camera and a box blank conveyor. The arm assembly includes a folding arm having a position in a first direction and a rotational angle controlled by the controller based on a position of a feature of the box blank in the field of view of the camera. The camera captures images of the box blank which are used to position the arm assembly and to evaluate the need to reject a box blank.
    Type: Grant
    Filed: July 30, 2020
    Date of Patent: August 30, 2022
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Szu-Chen Huang, Fu-Hsien Li, Mao-Jung Chiu, Mao-Shun Lien, Po-Hsien Chiu
  • Patent number: 11380566
    Abstract: A system for a semiconductor fabrication facility includes a manufacturing tool including a load port, a maintenance crane, a rectangular zone overlapping with the load port of the manufacturing tool, a plurality of first sensors at corners of the rectangular zone, an OHT vehicle, a second sensor on the OHT vehicle, a third sensor on the load port, and a control unit. The first sensors are configured to detect a location of the maintenance crane and to generate a first location data. The second sensor is configured to generate a second location data. The control unit is configured to receive the first location data of the maintenance crane and the second location data of the OHT vehicle. The control unit further sends signals to the second sensor and the third sensor or to cut off the signal to the second sensor.
    Type: Grant
    Filed: December 25, 2020
    Date of Patent: July 5, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Fu-Hsien Li, Sheng-Kang Yu, Chi-Feng Tung, Hsiang Yin Shen, Guancyun Li