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. 11, 2010
Filed:
Apr. 19, 2005
Hisashi Ito, Ome, JP;
Tetsuichi Nakae, Ome, JP;
Hisashi Ito, Ome, JP;
Tetsuichi Nakae, Ome, JP;
Casio Computer Co., Ltd., Tokyo, JP;
Abstract
Decimal calculation apparatus, which performs multidigit decimal calculation with the number of calculation digits set in calculation instruction, comprises multidigit memory section capable of storing values with greater numbers of digits than the number of digits of a predetermined digit unit in plurality of memory areas; calculation-instruction memory section which stores calculation instruction having the number of calculation digits and type of calculation set therein; and decimal calculation section which performs decimal calculation of sequentially calculating numerical values of corresponding digit units respectively stored in plurality of memory areas of the multidigit memory section, digit unit by digit unit in the number of calculation digits set in calculation instruction stored in calculation-instruction memory section, in decimal calculation according to type of calculation set in calculation instruction stored in calculation-instruction memory section, and sequentially writing calculation results in plurality of memory areas of multidigit memory section digit unit by digit unit.