Patents by Inventor Luke G. Smithwick

Luke G. Smithwick 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).

  • Patent number: 3956601
    Abstract: A telecommmunications analyzer for monitoring transmission line performance comprising a transmission line test means including a transmitter means to generate at least one predetermined transmission test signal corresponding to the transmission line parameter under test and a receiver means including a parameter test means to receive and monitor receipt of the predetermined transmission line test signal wherein a local and remote telecommunications analyzer are coupled together over the transmission line to monitor the transmission line parameter under test, and means to record and display the parameter monitored. The telecommunications analyzer may include a control means to provide automatic sequential testing of a plurality of predetermined transmission line parameters. The telecommunications analyzer may also include a modem test integrity means and interface means to monitor and display EIA RS-232 control line performance and modem integrity performance.
    Type: Grant
    Filed: October 17, 1974
    Date of Patent: May 11, 1976
    Assignee: Paradyne Corporation
    Inventors: Harvey H. Harris, Thomas V. Saliga, Luke G. Smithwick