Patents by Inventor Mitchell B. Bain

Mitchell B. Bain 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).

  • Method and an apparatus for early bit collision detection
    Patent number: 4639921
    Abstract: Disclosed is a unit for interfacing an 82586-type local-communications controller to a modem of the type used in an RF network, the unit employing both an NRZI-to-NRZ converter which includes an algorithmic-state machine for converting packets encoded in NRZI format to NRZ format and for recovering the clocking information and a comparator for comparing successive check-sum portions derived from a packet for transmission in the network with similar portions derived from an echo packet received from the network to detect a packet collision.
    Type: Grant
    Filed: January 9, 1985
    Date of Patent: January 27, 1987
    Assignee: Sytek, Inc.
    Inventors: Joseph M. Gang, Mitchell B. Bain