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. 17, 1983
Filed:
Dec. 24, 1980
Applicant:
Inventors:
Steven A Tague, Billerica, MA (US);
Virendra S Negi, Pepperell, MA (US);
Assignee:
Honeywell Information Systems Inc., Waltham, MA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ; G06F / ;
U.S. Cl.
CPC ...
364736 ; 364756 ; 364763 ; 364781 ; 364900 ;
Abstract
A commercial instruction processor executes decimal arithmetic instructions on string decimal and packed decimal operands. A read only memory is responsive to control signals generated from the operation code portion of the instruction, a type signal from a descriptor word of the instruction, and signals indicating the present decimal digit position being processed to generate signals indicating next decimal digit position to be processed.