Patents by Inventor Wen Hu Zhao

Wen Hu Zhao 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).

  • MIXER CIRCUIT AND MIXER CIRCUIT ARRANGEMENT
    Publication number: 20100127735
    Abstract: A mixer circuit is provided. The mixer circuit comprises: a voltage-to-current converter stage; a switching stage comprising a plurality of switches, the switching stage being coupled with the voltage-to-current converter stage to controlled passing electrical current from the voltage-to-current converter stage through the switches; and a frequency conversion stage coupled to the switching stage. A mixer circuit arrangement is also provided.
    Type: Application
    Filed: October 31, 2007
    Publication date: May 27, 2010
    Inventor: Wen Hu Zhao