Patents by Inventor Duane Abbey

Duane Abbey 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).

  • Programmable sampling band pass filter
    Patent number: 7398065
    Abstract: A variable bandwidth, sampled analog filter can be programmed to have a variety of responses. A variable bandwidth, sampled analog filter is preferably a sampled analog resonator based filter that receives a bandwidth control input and a sample clock input. The sampled analog resonator units can include clock delay circuits and reversible (loss/gain) attenuators.
    Type: Grant
    Filed: August 31, 2004
    Date of Patent: July 8, 2008
    Assignee: Rockwell Collins, Inc.
    Inventor: Duane Abbey