Patents Represented by Attorney Stan N. Protigal

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  • Arithmetic logic unit capable of having a narrow pitch
    Patent number: 4912665
    Abstract: An arithmetic logic unit (ALU) cell, having a narrow pitch for straightforward cascading and integration with a memory array or similar device, also able to efficiently perform AND, NAND, OR, NOR, XOR, XNOR, INVERT, SET and CLEAR operations, and ripple carry addition. The ALU has particular utility in a multiport random access memory (RAM) based multiprocessor.
    Type: Grant
    Filed: March 13, 1989
    Date of Patent: March 27, 1990
    Assignee: Micron Technology, Inc.
    Inventors: William K. Waller, Mirmajid Seyyedy, Thomas E. Nichols