Patents by Inventor Frank De Sanna

Frank De Sanna 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).

  • Memory management unit with dynamic page allocation
    Patent number: 4805097
    Abstract: A memory management unit (MMU 12, FIG. 1) is provided which allocates space in a memory unit (2, FIG. 1) to a number of user tasks being performed concurrently by a CPU (5, FIG. 1). The MMU is capable of dynamically changing the number of concurrent user tasks and the page allocation for each task. The MMU also allows direct memory accesses into the address space of any user task.
    Type: Grant
    Filed: September 10, 1987
    Date of Patent: February 14, 1989
    Assignee: Motorola Computer Systems, Inc.
    Inventor: Frank De Sanna