Patents by Inventor Thomas S. Lehmann

Thomas S. Lehmann 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 apparatus for selecting operating voltages in a backplane bus
    Patent number: 5958056
    Abstract: A computer system wherein supply voltage are selectively coupled to a bus card. The computer system comprises a data bus and a voltage supply carrying a plurality of supply voltages. The computer system also includes a connector operative to receive a bus card that includes a plurality of power supply pins. A switching circuit is coupled in series between the connector and the voltage supply bus. The switching circuit selectively couples supply voltages to the power supply pins of the connector in response to determining the power requirements of the bus card.
    Type: Grant
    Filed: November 28, 1997
    Date of Patent: September 28, 1999
    Assignee: Intel Corporation
    Inventor: Thomas S. Lehmann