Patents Represented by Attorney Robert G. Sims

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  • Pulse width modulation (PWM) with jewel pivot accelerometer
    Patent number: 4315434
    Abstract: The output of the accelerometer is sent to a pulse width modulating digitng circuitry which consists of a comparator to generate the PWM signal, a flip-flop steering circuit, an "H" switch to toggle the torquer constant current either positive or negative, and an AND gate to gate the clock pulses for the output.
    Type: Grant
    Filed: May 21, 1980
    Date of Patent: February 16, 1982
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventor: Marcus R. Eastman