Patents by Inventor Wen-Hui QIU

Wen-Hui QIU 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).

  • SYSTEM AND METHOD OF IMPROVING SIGNAL-TO-NOISE RATIO
    Publication number: 20150127332
    Abstract: A method of improving signal-to-noise ratio is provided. The method includes acquiring a digital audio signal output from an endec by a host processing unit interface; receiving the digital audio signal output from the host processing unit interface by an audio engine interface; transmitting the digital audio signal from the audio engine interface to an audio engine processor; reducing noise of the digital audio signal by the audio engine processor and then converting the digital audio signal into an analog audio signal to be played.
    Type: Application
    Filed: October 29, 2014
    Publication date: May 7, 2015
    Inventors: Ji-Bin YI, Wen-Hui QIU