Patents by Inventor Min-Chi Kao

Min-Chi Kao 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).

  • Touch detection system and touch detection method for determining whether a touch event is triggered by a stylus
    Patent number: 12189900
    Abstract: A touch detection system includes a stylus, a panel and a processing circuit. The panel can include a plurality of sensing cells used to receive a first signal and a second signal generated by a touch event. The processing circuit can be coupled to the panel and used to determine a plurality of first areas and a plurality of first intensities corresponding to the first signal, determine a plurality of second areas and a plurality of second intensities corresponding to a second signal, and determine whether the touch event is triggered by the stylus touching the panel according to the first intensities, first areas, the second intensities and the second areas.
    Type: Grant
    Filed: April 6, 2023
    Date of Patent: January 7, 2025
    Assignee: HIMAX TECHNOLOGIES LIMITED
    Inventors: Fong-Wei Yang, Min-Chi Kao, Chung-Wen Chang, Ming-Kai Cheng, Tzu-Hsi Yang, Wen-Sen Su
  • TOUCH DETECTION SYSTEM AND TOUCH DETECTION METHOD FOR DETERMINING WHETHER A TOUCH EVENT IS TRIGGERED BY A STYLUS
    Publication number: 20240338098
    Abstract: A touch detection system includes a stylus, a panel and a processing circuit. The panel can include a plurality of sensing cells used to receive a first signal and a second signal generated by a touch event. The processing circuit can be coupled to the panel and used to determine a plurality of first areas and a plurality of first intensities corresponding to the first signal, determine a plurality of second areas and a plurality of second intensities corresponding to a second signal, and determine whether the touch event is triggered by the stylus touching the panel according to the first intensities, first areas, the second intensities and the second areas.
    Type: Application
    Filed: April 6, 2023
    Publication date: October 10, 2024
    Applicant: HIMAX TECHNOLOGIES LIMITED
    Inventors: Fong-Wei Yang, Min-Chi Kao, Chung-Wen Chang, Ming-Kai Cheng, Tzu-Hsi Yang, Wen-Sen Su