Patents by Inventor Tsz Yum

Tsz Yum 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).

  • High efficiency linear RF amplifier
    Publication number: 20060145760
    Abstract: An amplifier comprises a first transistor for providing signal amplification, and a second transistor for providing distortion compensation, wherein said second transistor is capable of simultaneously providing more than one form of distortion compensation. A first signal path passes through a first transistor to provide signal gain, and a second signal path passes through a second transistor to provide distortion compensation.
    Type: Application
    Filed: January 3, 2005
    Publication date: July 6, 2006
    Applicant: City University of Hong Kong
    Inventors: Tsz Yum, Quan Xue, Chi Chan