Patents by Inventor Po Lei Tsai

Po Lei Tsai 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).

  • Multi-touch controlled apparatus and method thereof
    Patent number: 8334850
    Abstract: The present invention discloses a multi-touch controlled apparatus and the method thereof. The method of multi-touch control includes the steps of: touching a resistive touch display interface to generate a first position signal and a pressure signal; determining whether or not the pressure signal is greater than a predetermined pressure threshold; recording a first position signal and a second position signal if the pressure signal is greater than the predetermined pressure threshold; determining whether or not a moving direction from the first position signal towards the second position signal is the predetermined moving direction; and issuing an instruction to execute a predetermined action, if the moving direction from the first position signal towards the second position signal is the predetermined moving direction.
    Type: Grant
    Filed: December 10, 2009
    Date of Patent: December 18, 2012
    Assignee: Mitac International Corp.
    Inventor: Po Lei Tsai
  • Multi-touch controlled apparatus and method thereof
    Publication number: 20100277432
    Abstract: The present invention discloses a multi-touch controlled apparatus and the method thereof. The method of multi-touch control includes the steps of: touching a resistive touch display interface to generate a first position signal and a pressure signal; determining whether or not the pressure signal is greater than a predetermined pressure threshold; recording a first position signal and a second position signal if the pressure signal is greater than the predetermined pressure threshold; determining whether or not a moving direction from the first position signal towards the second position signal is the predetermined moving direction; and issuing an instruction to execute a predetermined action, if the moving direction from the first position signal towards the second position signal is the predetermined moving direction.
    Type: Application
    Filed: December 10, 2009
    Publication date: November 4, 2010
    Applicant: MITAC INTERNATIONAL CORP.
    Inventor: Po Lei Tsai