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.:

US 7912888 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 22, 2011

Filed:

Mar. 15, 2007
Applicant:

Wataru Uchida, Tokyo, JP;

Inventor:

Wataru Uchida, Tokyo, JP;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 7/38 (2006.01);
U.S. Cl.
CPC ...
Abstract

A computing device has a rounding processor that inputs therein a set of plural (K) input data INthrough INK comprising z bits. The rounding processor selects an ensured bit field depending upon the state of usage of each of specific areas A of upper z/2 bits of the 32-bit input data INthrough INK and rounds the corresponding input data to z/2. As a result of rounding processing, shift information SHIFT of lower (16−n) bits of each discarded non-specific area B is stored in a memory area. D-through D-K of the rounded respective 16 bits are subjected to multiplication by a multiplier. A digit adjuster shifts multiplication results to the left on the basis of the shift information SHIFT respectively stored in the memory areas to adjust digits.


Find Patent Forward Citations

Uchida, Wataru. (2011). Rounding computing method and computing device therefor (U.S. Patent No. 7912888). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7912888

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