The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 28, 1995
Filed:
Apr. 13, 1993
Applicant:
Inventor:
John Pasternak, Fremont, CA (US);
Assignee:
Waferscale Integration, Inc., Fremont, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K / ;
U.S. Cl.
CPC ...
377 49 ; 377 26 ; 377 28 ; 365205 ; 36518912 ;
Abstract
A race-free arithmetic operation circuit is disclosed. The circuit comprises a register file array, an arithmetic logic unit (ALU), and apparatus for controlling the input and/or the output signal of the ALU. The apparatus for controlling can be two level-sensitive latches, located before and after the ALU, or one master-slave flip-flop, located either before or after the ALU.