Patents by Inventor Andreas P. Fredrich

Andreas P. Fredrich 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).

  • Circuits and Methods for Providing a Magnetic Field Sensor with an Adaptable Threshold
    Publication number: 20100264909
    Abstract: A magnetic field has a threshold that adapts in relation to a magnitude of a magnetic field signal representative of a movement of an object. A corresponding method adapts a threshold in relation to a magnitude of a magnetic field signal representative of a movement of an object.
    Type: Application
    Filed: April 17, 2009
    Publication date: October 21, 2010
    Inventors: P. Karl Scheller, Andreas P. Fredrich, William P. Taylor