Patents by Inventor Wilbur G. James

Wilbur G. James 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).

  • ECM simulator for missile fire control system vulnerability studies
    Patent number: 4969819
    Abstract: An electronic countermeasure (ECM) simulator that is particularly adaptable or use in missile fire control system vulnerability studies. A general purpose digital computer is utilized to control the simulation of true target radar skin return signals and ECM signals. These ECM signals would be representative of those produced by attacking and stand-off aircraft carrying deception and obscuration jamming.
    Type: Grant
    Filed: December 3, 1969
    Date of Patent: November 13, 1990
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventor: Wilbur G. James
  • Instantaneous frequency measurement system
    Patent number: 3939411
    Abstract: An improved instantaneous frequency measurement system which can measure se signals of differing frequencies emitted simultaneously by a single source. A conventional instantaneous frequency measurement detector is preceded by a gating device and a dispersive delay line which cooperate to transform the simultaneous signals into time sequential signals.
    Type: Grant
    Filed: October 3, 1974
    Date of Patent: February 17, 1976
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventor: Wilbur G. James