Abstract:
A semiconductor package includes a substrate, a semiconductor chip located on a top surface of the substrate, signal lines formed on the top surface of the substrate and configured to allow different types of signals to input/output thereto/therefrom, a ground line unit formed on the top surface of the substrate and configured to divide the signal lines into signal lines to/from which the same types of signals are input/output to be isolated from one another, barrier walls configured to contact the ground line unit, and a heat dissipation unit disposed on the semiconductor chip, wherein the ground line unit includes diagonal ground lines located in diagonal directions of the substrate about the semiconductor chip, and the heat dissipation unit includes a thermal interface material (TIM) located on a top surface of the semiconductor chip, and a heat dissipation plate configured to cover the TIM and the substrate.
Abstract:
A printed circuit board (PCB) includes an insulating substrate, a plurality of copper foil pattern layers and a plurality of insulating adhesive sheets sequentially stacked on an upper side of the insulating substrate and a lower side of the insulating substrate, an inductor included in the copper foil pattern layer disposed on the upper side of the insulating substrate, a grounding element included in the copper foil pattern layer disposed on the lower side of the insulating substrate, and a single through hole penetrating the insulating substrate and the insulating adhesive sheets. The single through hole is disposed between the inductor and the grounding element.
Abstract:
A stacked package structure is provided. The stacked package structure includes a stacked package including a lower semiconductor package, an upper semiconductor package disposed on the lower semiconductor package and spaced a predetermined distance apart from the lower semiconductor package, an inter-package connecting portion electrically connecting the lower semiconductor package and the upper semiconductor package while supporting a space therebetween, and an insulation layer disposed at least outside the inter-package connecting portion and filling the space between the lower semiconductor package and the upper semiconductor package, and an electromagnetic shielding layer surrounding lateral and top surfaces of the stacked package.
Abstract:
In a heat slug and a semiconductor package including the same, the heat slug includes a thermal conductive body having an active face and a dissipating face opposite to the active face, a dielectric layer covering the active face of the body, at least one thermoelectric element arranged on the dielectric layer and a conductive pattern arranged on the dielectric layer and electrically connected to the thermoelectric element. The electrical characteristics of the thermoelectric element are interacted with heat generated from a heat source.
Abstract:
A package stack structure may an upper package include an upper package substrate having a first edge and a second edge opposite to the first edge. The upper package substrate has a first region arranged near the first edge and a second region arranged near the second edge. A first upper semiconductor device is mounted on the upper package substrate. The package stack structure may also include a lower package having a lower package substrate and a lower semiconductor device. The lower package is connected to the upper package through a plurality of inter-package connectors. The plurality of the inter-package connectors may include first inter-package connectors configured to transmit data signals; second inter-package connectors configured to transmit address/control signals; third inter-package connectors configured to provide a supply voltage for an address/control circuit; and fourth inter-package connectors configured to provide a supply voltage for a data circuit.
Abstract:
A printed circuit board (PCB) includes an insulating substrate, a plurality of copper foil pattern layers and a plurality of insulating adhesive sheets sequentially stacked on an upper side of the insulating substrate and a lower side of the insulating substrate, an inductor included in the copper foil pattern layer disposed on the upper side of the insulating substrate, a grounding element included in the copper foil pattern layer disposed on the lower side of the insulating substrate, and a single through hole penetrating the insulating substrate and the insulating adhesive sheets. The single through hole is disposed between the inductor and the grounding element.