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:
May. 24, 2011
Filed:
Nov. 17, 2005
Applicants:
Masaaki Ishii, Saitama, JP;
Koichi Hasegawa, Kanagawa, JP;
Hiroaki Sakaguchi, Tokyo, JP;
Inventors:
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 7/00 (2006.01); G06F 7/38 (2006.01); G06F 9/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed herein is a floating-point number arithmetic circuit for efficiently supplying data to be performed arithmetic operation. The floating-point number arithmetic circuit includes an floating-point number arithmetic unit for performing a predetermined floating-point number arithmetic operation on a floating-point number of a predetermined precision, and a converting circuit for converting data into the floating-point number of predetermined precision and supplying the floating-point number of the predetermined precision to at least either one of input terminals of the floating-point number arithmetic unit.