Patents by Inventor Roozbeh Safi

Roozbeh Safi 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).

  • Method and apparatus for determining the number of empty memory locations in a FIFO memory device
    Patent number: 6480912
    Abstract: A first-in first-out (FIFO) memory device includes a plurality of memory locations having sequential binary addresses, a write address pointer for sequentially accessing the memory locations to write data therein, and a read address pointer for sequentially accessing the memory locations for reading data therefrom. The method and apparatus add an inverted write binary address of the write address pointer to a read binary address of the read address pointer, add one, and discard the most significant bit (MSB) to define the number of empty memory locations.
    Type: Grant
    Filed: July 21, 2000
    Date of Patent: November 12, 2002
    Assignee: STMicroelectronics, Inc.
    Inventor: Roozbeh Safi