Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
January 25, 2011
Patent Application Number
11416138
Date Filed
May 3, 2006
Patent Primary Examiner
Patent abstract
Replacement of a signal address referred to in a sequence program is carried out by storing in advance, before-after replacement information which specifies the relationship between signal addresses before replacement and signal addresses after replacement in a format with a specifying of range. Based on the stored before-after replacement information, all the signal addresses to be replaced are searched for in the editing target sequence program or replacement target symbol information. Replacement of a searched signal address with a corresponding after-replacement signal address is executed in accordance with the before-after replacement information.
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