| 摘要 |
According to one embodiment, a component-embedded printed circuit board is provided with a built-in component mounted on a component mounting surface of a substrate and enclosed by an insulating layer, an interior pattern layer for heat radiation which is provided on the opposite side of the built-in component from the substrate and radiates heat generated from the built-in component, and an exterior pattern layer for heat radiation connected to the interior pattern layer for heat radiation.
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