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:
Nov. 06, 1990
Filed:
Jan. 13, 1989
Applicant:
Inventors:
Robert K Montoye, Austin, TX (US);
John Cocke, Bedford, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
364748 ;
Abstract
A single floating point that produces the result A.times.B+C with A, B and C being floating point numbers. The operand C is shifted in parallel with the beginning phases of the multiplication. The result is produced after a single addition and normalization, reducing hardware, delay and rounding errors.