Patents by Inventor Yohwan Joo

Yohwan Joo 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: 20250224715
    Abstract: An electronic device including a communication circuit, at least one processor, and at least one memory configured to store instructions, the at least one memory and instructions configured to, with the at least one processor, cause the electronic device to: receive equipment data of a semiconductor exposure equipment from an external database through the communication circuit, generate integrated data that integrates the equipment data by wafer and equipment model, generate a model that predicts daily wafer production of the semiconductor exposure equipment based on process time of the semiconductor exposure equipment for a wafer using the integrated data, the process time including wafer swap time for each equipment, lot swap time for each equipment, and exposure time for each equipment, and evaluate performance of the semiconductor exposure equipment based on the generated model.
    Type: Application
    Filed: June 26, 2024
    Publication date: July 10, 2025
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Minseok KIM, Yunsoo KIM, Sangbeom PARK, Junhyeok PARK, Yoonsang LEE, Ahryeon CHOI, Sangmin HWANG, Gilhwan KIM, Yohwan JOO
  • Publication number: 20250079211
    Abstract: An anomaly detection method includes receiving data regarding semiconductor process variables, generating an anomaly detection model through a convolution algorithm and a transformer algorithm, classifying the data by using the generated anomaly detection model, and detecting, based upon the classified data, an anomaly associated with the semiconductor process variables.
    Type: Application
    Filed: May 2, 2024
    Publication date: March 6, 2025
    Inventors: Sewoong Lee, Jaeho Jang, Yohwan Joo, Jinkyou Choi