Patents by Inventor Sicon Lin

Sicon Lin 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).

  • HIGHLY EFFICIENT PFC CIRCUIT AND CONTROL METHOD THEREOF
    Publication number: 20140285163
    Abstract: A PFC circuit includes: a switching circuit having a power switch; an on time control circuit for controlling an on time period of the power switch; a first off time control circuit; a second off time control circuit; and a logic circuit selectively controls the power switch working under CCM or DCM; when working under CCM, the first off time control circuit controls an off time period of the power switch and when working under DCM, the second off time control circuit controls the off time period of the power switch.
    Type: Application
    Filed: March 21, 2014
    Publication date: September 25, 2014
    Applicant: CHENGDU MONOLITHIC POWER SYSTEMS CO., LTD.
    Inventors: Sicon Lin, Yiqing Jin, Yuancheng Ren, Junming Zhang