Patents by Inventor Norbert Hummer

Norbert Hummer 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).

  • Implementation of the IEEE 1149.1 boundary-scan architecture
    Patent number: 5281864
    Abstract: A circuit for a boundary-scan cell for the JTAG Architecture, the circuit including a capture section(50) coupled in cascade to an update section(52),and each section comprising a flip-flop (34,36)having a clock input for receiving a common clock signal (TCK, TCKB) and a multiplexer having a first input for receiving an input data signal, a second input coupled to an output of the flip-flop, an output coupled to a flip-flop input, and a select input for receiving a control signal for selectively coupling the first or second input to the multiplexer output.
    Type: Grant
    Filed: April 10, 1992
    Date of Patent: January 25, 1994
    Assignee: Motorola GmbH
    Inventors: Reinhard Hahn, Norbert Hummer