Element placement method and apparatus
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United States of America Patent
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Nov 7, 1995
Grant Date -
N/A
app pub date -
Feb 10, 1994
filing date -
Feb 12, 1993
priority date (Note) -
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status (Latency Note)
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Abstract
An LSI element placement method of placing elements in accordance with an order in which branches are arranged, each branch being constituted by an element array included in a circuit diagram having first and second terminals, the method including a partial circuit extraction step of sequentially extracting data of a predetermined number of branches included in the circuit diagram from the first terminal side of the circuit diagram so as to overlap the data by a predetermined number, and an element placement step of performing an element placement operation based on a genetic algorithm in the extracted partial circuit data, thereby generating an element placement result including placement coordinate data of all elements included in the partial circuit data.
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