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.

Date of Patent:
Feb. 01, 2005

Filed:

Feb. 22, 1999
Applicants:

Fumio Narisawa, Hitachi, JP;

Hidemitsu Naya, Hitachi, JP;

Takanori Yokoyama, Hitachi, JP;

Keiichiro Ohkawa, Hitachinaka, JP;

Inventors:

Fumio Narisawa, Hitachi, JP;

Hidemitsu Naya, Hitachi, JP;

Takanori Yokoyama, Hitachi, JP;

Keiichiro Ohkawa, Hitachinaka, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 944 ;
U.S. Cl.
CPC ...
Abstract

A code generation system is provided which optimizes a code generation for a control system applicable to an embedded control system without the need to increase its memory capacity. A total control unitcauses to read a model diagram and an operation diagram which depict a software specification stored in a memory, and starts specification analysis unitto execute lexical and grammatical analyses thereof. Then, object-oriented function removing unitis started to determine any function which is not used according to a function select item stored in the memory. Then, code generation unitis started to generate a code on the basis of the result of the lexical and grammatical analyses of the software specification, and of an output code pattern determined by the object-oriented function removing unit


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