Patents by Inventor Rikako Kato

Rikako Kato 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).

  • Microprocessor incorporating cache memory with selective purge operation
    Patent number: 5363496
    Abstract: A microprocessor incorporating a cache memory with a selective purge operation includes a control register for storing control information including page information for controlling a purge operation for purging a predetermined page divided in the cache memory, a setting portion for transferring the control information to the control register; a comparator for comparing a target page address indicated by the control information stored in the control register with an address stored in the cache memory; and an issue portion for providing a purge command to indicate the start of execution of the purge operation to the comparator based on the control information stored in the control register only when the target page address agrees with an address in the cache memory.
    Type: Grant
    Filed: June 30, 1993
    Date of Patent: November 8, 1994
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Rikako Kato, Hiroyuki Takai