Patents by Inventor Parveen K. Gupta

Parveen K. Gupta 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).

  • Address-controlled automatic bus arbitration and address modification
    Patent number: 4649471
    Abstract: A microcomputer includes I/O ports and registers which are mapped in memory space along with RAM and ROM and in which hardware invisible to the programmer performs a bus arbitration sequence to acquire an external bus when an off-chip reference requires the bus; and in which memory space that is used for on-chip references is recovered for use in external memory by manipulating bits in the memory address.
    Type: Grant
    Filed: March 1, 1983
    Date of Patent: March 10, 1987
    Assignee: Thomson Components-Mostek Corporation
    Inventors: Willard S. Briggs, Alan D. Gant, Parveen K. Gupta, Isadore S. Ferson