Patents by Inventor Daniel Weigand

Daniel Weigand 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).

  • Positioning in indoor locations and other GPS-denied environments
    Patent number: 10488505
    Abstract: Methods for: (1) extracting Doppler/velocity measurements; (2) estimating relative clock bias errors; (3) determining range and velocity estimates with associated confidences; and (4) extracting range estimates using channel estimation are disclosed. These methods can be used separately or combined to improve positioning solutions obtained by positioning systems used in indoor locations and other GPS-denied environments.
    Type: Grant
    Filed: May 30, 2014
    Date of Patent: November 26, 2019
    Assignee: The Boeing Company
    Inventors: Ely V. Soto, Daniel Weigand
  • Positioning in Indoor Locations and Other GPS-Denied Environments
    Publication number: 20150346333
    Abstract: Methods for: (1) extracting Doppler/velocity measurements; (2) estimating relative clock bias errors; (3) determining range and velocity estimates with associated confidences; and (4) extracting range estimates using channel estimation are disclosed. These methods can be used separately or combined to improve positioning solutions obtained by positioning systems used in indoor locations and other GPS-denied environments.
    Type: Application
    Filed: May 30, 2014
    Publication date: December 3, 2015
    Applicant: The Boeing Company
    Inventors: Ely V. Soto, Daniel Weigand