Patents by Inventor Martin D. Singer

Martin D. Singer 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).

  • Filter for digital-to-analog converter
    Patent number: 4163948
    Abstract: A circuit for attenuating undesired electrical aberrations associated with digital-to-analog converters is provided. Specifically, the circuit is a non-linear filter for attenuating undesired false or spurious electronic signals superimposed on the output waveform of a digital-to-analog converter when the digital word input signal is changed.
    Type: Grant
    Filed: April 27, 1978
    Date of Patent: August 7, 1979
    Assignee: Tektronix, Inc.
    Inventors: Michael L. Rieger, Martin D. Singer