Patents by Inventor Edward Thomas Williams

Edward Thomas Williams 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).

  • Controller and control method for injection using function map
    Patent number: 6907338
    Abstract: A method of controlling an injector or the like suitable for use in an internal combustion engine, includes providing a first data map having a plurality of first data map points, each of the first data map points representing a first data map output value, and providing a function map comprising a second data map having a plurality of second data map points, each corresponding to a respective one of the first data map points, and wherein the second data map is divided into at least a first-type data map region containing second data map points representing second data map output values only of a first type and a second-type data map region containing second data map points representing second data map output values only of a second type, wherein a portion of the second data map defines a hysteresis region.
    Type: Grant
    Filed: March 13, 2003
    Date of Patent: June 14, 2005
    Assignee: Delphi Technologies, Inc.
    Inventors: Jason Paul Frankl, Alan Chow, Vidya Shankar Somasundaram, Edward Thomas Williams
  • Controller and control method for injection using function map
    Publication number: 20040000294
    Abstract: A method of controlling an injector or the like suitable for use in an internal combustion engine, includes providing a first data map having a plurality of first data map points, each of the first data map points representing a first data map output value, and providing a function map comprising a second data map having a plurality of second data map points, each corresponding to a respective one of the first data map points, and wherein the second data map is divided into at least a first-type data map region containing second data map points representing second data map output values only of a first type and a second-type data map region containing second data map points representing second data map output values only of a second type, wherein a portion of the second data map defines a hysteresis region.
    Type: Application
    Filed: March 13, 2003
    Publication date: January 1, 2004
    Inventors: Jason Paul Frankl, Alan Chow, Vidya Shankar Somasundaram, Edward Thomas Williams