Patents by Inventor Donald R. Barbour

Donald R. Barbour 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: 4322778
    Abstract: An improved high performance semiconductor package assembly for interconnecting a plurality of integrated circuit devices having a multilayer substrate with internal wiring including signal wiring and external signal and power connections, a plurality of integrated circuit semiconductor devices supported on the top surface of substrate in electrically connected operative relation, the improvement being a power supply distribution system for providing electrical supply voltages to the devices from the power connections consisting of radial waveguide structure including parallel waveguide planes with a low input impedence to reduce switching noise, the waveguide planes located between the signal fan-out wiring and internal wiring metallurgy and connected in common to all of the plurality of devices.
    Type: Grant
    Filed: January 25, 1980
    Date of Patent: March 30, 1982
    Assignee: International Business Machines Corp.
    Inventors: Donald R. Barbour, Guido A. Lemke, Steven Magdo