Patents by Inventor Dino C. DiPerna

Dino C. DiPerna 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).

  • Communications system with a single protection loop
    Patent number: 5365510
    Abstract: A communications system is provided having SONET communications channels extending between first and second locations. The channels include pairs of forward and reverse channels for carrying traffic in normal operation between first and second locations and a protection channel for carrying traffic of one channel in the event of a fault. Each pair of forward and reverse channels is provided on a shelf at each location, the shelves having the same relative position at both locations and the protection channel is provided on a protection shelf. The protection channel includes, between the first and second locations, a forward optical link and a reverse optical link and at each of the first and second locations, a single protection loop, coupling the forward and reverse optical links, that forms the protection channel.
    Type: Grant
    Filed: April 9, 1992
    Date of Patent: November 15, 1994
    Assignee: Northern Telecom Limited
    Inventors: David J. Nicholson, Donald R. Ellis, John B. Mills, Dino C. DiPerna, David W. Martin, Wang-Hsin Peng, Kim B. Roberts