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Patent Searching and Data


Title:
PROGRAM EDITING DEVICE, PROGRAM EDITING METHOD AND PROGRAM EDITING PROGRAM
Document Type and Number:
WIPO Patent Application WO/2018/042520
Kind Code:
A1
Abstract:
A dependency-between-variables analysis unit (310) analyzes the relationship between arguments and return values among instructions of a plurality of instructions included in a sequence control program, which is a control program written in a language for sequence control. A PLC instruction rearrangement-and-partitioning unit (312), on the basis of the relationship between the arguments and return values among the instructions analyzed by the dependency-between-variables analysis unit (310), performs at least either changing the instruction execution order of the plurality of instructions, or partitioning the sequence control program by instruction unit.

Inventors:
OGAWA, Tomotaka (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
Application Number:
JP2016/075360
Publication Date:
March 08, 2018
Filing Date:
August 30, 2016
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Assignee:
MITSUBISHI ELECTRIC CORPORATION (7-3 Marunouchi 2-chome, Chiyoda-ku Tokyo, 10, 〒1008310, JP)
International Classes:
G05B19/05; G05B19/042; G05B19/045
Attorney, Agent or Firm:
MIZOI, Shoji et al. (MIZOI INTERNATIONAL PATENT FIRM, NTA Ofuna Building 3rd floor 17-10, Ofuna 2-chome, Kamakura-sh, Kanagawa 56, 〒2470056, JP)
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