Patents by Inventor Caiyun Wu

Caiyun Wu 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).

  • Charge pump system
    Patent number: 9214859
    Abstract: In one aspect, a first charge pump has serially arranged charge pump stages. Inter-stage nodes between adjacent stages are pumped by a second charge pump. In another aspect, timing of the charge pump stages is controlled by at a command clock signal. The command clock signal and command data are communicated between a integrated circuit with the charge pump and an external circuit.
    Type: Grant
    Filed: April 30, 2012
    Date of Patent: December 15, 2015
    Assignee: Macronix International Co., Ltd.
    Inventors: Yung Feng Lin, Chun-Jen Huang, Tzeng-Huei Shiau, Chun-Hsiung Hung, Caiyun Wu, Qifang Wang
  • Charge Pump System
    Publication number: 20130285737
    Abstract: In one aspect, a first charge pump has serially arranged charge pump stages. Inter-stage nodes between adjacent stages are pumped by a second charge pump. In another aspect, timing of the charge pump stages is controlled by at a command clock signal. The command clock signal and command data are communicated between a integrated circuit with the charge pump and an external circuit.
    Type: Application
    Filed: April 30, 2012
    Publication date: October 31, 2013
    Applicant: Macronix International Co., Ltd.
    Inventors: Yung Feng Lin, Chun-Jen Huang, Tzeng-Huei Shiau, Chun-Hsiung Hung, Caiyun Wu, Qifang Wang