Patents by Inventor Yiliang Ou

Yiliang Ou 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: 20130201308
    Abstract: A visual blind-guiding method is disclosed, which includes the following steps: (1) shooting a black-and-white image, and extracting profile information from the black-and-white image to reduce detail elements and refine the image, so as to obtain an object profile signal; (2) according to ergonomic features, converting the object profile signal into a serial signal, and conveying the serial signal to an image feeling instrument, where the image feeling instrument converts the serial signal into a mechanical tactile signal to emit feeler pin stimulation, an intermittent picture touch mode is used with respect to the speed of touch for vision, and an appropriate human-sensitive feeler pin array is adopted with respect to the quantity, so that the blind can really touch a shape of an object.
    Type: Application
    Filed: March 31, 2012
    Publication date: August 8, 2013
    Inventors: Yun Tan, Yiliang Ou, Ping Liu