Patents by Inventor Tim Hui-Hung Lu

Tim Hui-Hung Lu 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).

  • Patent number: 9843218
    Abstract: A wireless charging system, a wireless power transmitter, and a wireless transmitting method are provided. The method includes generating a pulse width modulation signal having an operating frequency according to a parameter, transmitting a power signal according to the pulse width modulation signal, generating a sampling frequency according to the operating frequency, obtaining power adjusting information from a transmission coil according to the sampling frequency, and adjusting the parameter according to the power adjusting information. The sampling frequency is the product of the operating frequency and a multiple, and the multiple is the summation of an offset and a positive integer. The offset is in the range of 0.25 to 0.75.
    Type: Grant
    Filed: February 2, 2016
    Date of Patent: December 12, 2017
    Assignee: NEWEDGE TECHNOLOGIES, INC.
    Inventors: Chen Liu, Tim Hui-Hung Lu, Jong-keung Cheng
  • Publication number: 20170047763
    Abstract: A wireless charging system, a wireless power transmitter, and a wireless transmitting method are provided. The method includes generating a pulse width modulation signal having an operating frequency according to a parameter, transmitting a power signal according to the pulse width modulation signal, generating a sampling frequency according to the operating frequency, obtaining power adjusting information from a transmission coil according to the sampling frequency, and adjusting the parameter according to the power adjusting information. The sampling frequency is the product of the operating frequency and a multiple, and the multiple is the summation of an offset and a positive integer. The offset is in the range of 0.25 to 0.75.
    Type: Application
    Filed: February 2, 2016
    Publication date: February 16, 2017
    Inventors: Chen Liu, Tim Hui-Hung Lu, Jong-keung Cheng