Patents by Inventor Albert K. Lu

Albert K. 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).

  • Delta-sigma modulator with selectable noise transfer function
    Patent number: 7283075
    Abstract: Delta-sigma modulators with a selectable noise transfer function are described. In various embodiments, the noise transfer function is varied in accordance with a bandwidth, a communication protocol, or an oversampling ratio of a selected communication channel.
    Type: Grant
    Filed: August 12, 2004
    Date of Patent: October 16, 2007
    Assignee: Silicon Laboratories, Inc.
    Inventors: Albert K. Lu, Yan Zhou, Xun Yang