Patents by Inventor Yasuhiro Kasuga

Yasuhiro Kasuga 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).

  • Bus control device allowing resources to be occupied for exclusive access
    Patent number: 6697899
    Abstract: If an uncachable write from a processor 300 is held in a processor request buffer 130 when a request control circuit 180 detects that a transaction for a cachable read to the processor 300 has been issued to a system bus 400, a retry control circuit 160 requests the transaction to be retried so as to prevent reversal in sequence between a preceding uncachable write and a following cachable read.
    Type: Grant
    Filed: August 21, 2000
    Date of Patent: February 24, 2004
    Assignee: NEC Corporation
    Inventor: Yasuhiro Kasuga