| 摘要 |
PROBLEM TO BE SOLVED: To achieve layout design in order to obtain the optimal electric characteristics in an electronic circuit under the consideration of the position information of a heat source.SOLUTION: The layout creation device of an electronic circuit includes: a heat source position calculation part 1 for calculating a heat source position by searching a heat source on the basis of circuit net list data including the net list of a first circuit block and simulation result data as the result of circuit simulation performed on the basis of the circuit net list data; a heat source relevant position calculation part 2 for calculating a heat source relative position from each circuit block from the calculated heat source position and the layout information of whole circuit blocks following a preliminarily input floor plan; and a layout heat source display control part 3 for, in the case of performing the layout creation of the second circuit block which is different from the first circuit block, controlling the symbol of the heat source to be displayed at the designated relative position of the second circuit block on the basis of the calculated heat source relative position. |
