Patents by Inventor Pi-Yuan Shin

Pi-Yuan Shin 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).

  • Device and method for switching transmission direction
    Publication number: 20010050905
    Abstract: A transmission direction switching device for a half-duplex communication apparatus includes a data transmission detector connected to a universal asynchronous receiver transmitter (UART) via a sending line and a direction-switching rule executor connected to a half-duplex communication interface driver having a signal subtraction function via a direction control line. The data transmission detector detects any data to be sent and sends the data if such data exists.
    Type: Application
    Filed: May 25, 2001
    Publication date: December 13, 2001
    Inventor: Pi-Yuan Shin