Patent ID: 9559045
Date: 2017-01-31
CPC Classifications: H01L

Claim:
1. A package structure, comprising: a circuit board, wherein the circuit board comprises a build-up structure, second contact pads and a solder mask layer, and the second contact pads are disposed between the build-up structure and the solder mask layer; a supporting structure, disposed in the circuit board, wherein the supporting structure comprises a vertical supporting structure; a first heat dissipation structure, disposed in the circuit board and between the build-up structure and the second contact pads, wherein the first heat dissipation structure is electrically connected to the vertical supporting structure to form an inverted U-shape structure; a plurality of first contact pads, disposed on the circuit board; at least one chip, disposed on one portion of the first contact pads; and a plurality of metal pillars, disposed on the other portion of the first contact pads, wherein the metal pillars surround the chip.