Patent classifications
H05K7/20454
ELECTRONIC DEVICE INCLUDING SHIELDING AND HEAT DISSIPATION STRUCTURE
An electronic device includes an electronic component on ae printed circuit board, an electrical shield extended around the electronic component and defining an opening corresponding to the electronic component, a heat diffusion pattern on the electronic component, and a shielding sheet which extends across the opening of the electrical shield and commonly overlaps the electronic component, the electrical shield and the heat diffusion pattern. The shielding sheet includes a first heat diffusion member which is inside the opening of the electrical shield and contacts the heat diffusion pattern, and a second heat diffusion member which is attached to the first heat diffusion member, extends across the opening of the electrical shield and contacts both an upper portion of the electrical shield and the first heat diffusion member.
Graphene Based Conformal Heat Sink and Method Therefor
An information handling system includes an electronic assembly, the assembly including heat-generating components arranged on a printed circuit board. The system further includes a conformal coating that is applied over a first region of the electronic assembly. The coating includes a graphene containing polymer material configured to dissipate heat away from the heat-generating components.
HEAT SPREADER
In an embodiment, a heat spreader is disclosed. In an embodiment, the device comprises an electronic device, comprising: an electronic component as a heat source; and a heat conductive sheet, comprising; a folded section having at least two folds of the sheet establishing at least three superimposed layers of the sheet between the folds, wherein the folded section is configured to conduct heat from the heat source; and a layer of sheet, other than that of the three superimposed layers, wherein the layer of sheet is configured to spread heat across the electronic device, and wherein the layer of sheet receives the heat from the folded section; wherein the superimposed layers are closer to the heat source than the layer of sheet. An embodiment relates to a mobile device and another embodiment to a manufacturing method.
Thermal interface materials with thin film or metallization
According to various aspects, exemplary embodiments are provided of thermal interface material assemblies. In one exemplary embodiment, a thermal interface material assembly generally includes a thermal interface material having a first side and a second side and a dry material having a thickness of about 0.0001 inches or less. The dry material is disposed along at least a portion of the first side of the thermal interface material.
Reusable phase-change thermal interface structures
A reusable phase-change thermal interface structure having a metal based foam and a fusible metal based alloy is provided. In a solid phase of the fusible metal based alloy the fusible metal based alloy is disposed at least in a portion of the metal based foam. Further, in a liquid phase of the fusible metal based alloy the fusible metal based alloy is disposed at least on a portion of one or more outer surfaces of the metal based foam.
Electronic device and method of manufacturing an electronic device
An electronic device includes a substrate, at least one electronic element on the substrate, a heat dissipating pad on the substrate in thermal contact with the at least one electronic element, and including an encapsulated phase change material therein, and a bracket covering the substrate, the at least one electronic element and the heat dissipating pad.
ELECTRONIC DEVICE AND HEAT DISSIPATING ELECTROMAGNETIC SHIELDING STRUCTURE
An electronic device includes a substrate, at least one electronic element and a heat dissipating electromagnetic shielding structure. The heat dissipating electromagnetic shielding structure is disposed on the substrate and covers the at least one electronic element, wherein the heat dissipating electromagnetic shielding structure includes a shielding frame and a heatsink. The shielding frame includes a plurality of spring members. The spring members are bent toward the substrate and partially abut against the heatsink. When the heatsink and the shielding frame are correspondingly arranged, a shielding space is defined, the electronic element is disposed in the shielding space, and a heat generated by the at least one electronic element is conducted out of the shielding space via the heatsink.
ELECTRONIC CIRCUIT BOARD ASSEMBLY INCLUDING EMI SHIELDING STRUCTURE AND THERMAL PAD
Provided is an electronic circuit board assembly. The electronic circuit board assembly includes an electronic circuit board, a plurality of electronic circuit devices disposed on the electronic circuit board, an electromagnetic interference (EMI) shielding structure configured to shield an electromagnetic wave generated from the plurality of electronic circuit devices, and a thermal pad configured to dissipate heat generated from the plurality of electronic circuit devices. The EMI shielding structure covers the plurality of electronic circuit devices and is attached to the electronic circuit board, and the thermal pad is disposed between the plurality of electronic circuit devices and the EMI shielding structure, contacts the plurality of electronic circuit devices and the EMI shielding structure, and thereby can transfers the heat generated from the plurality of electronic circuit devices to the EMI shielding structure.
SHIELDING FILM INCLUDING PLURALITY OF LAYERS AND ELECTRONIC DEVICE USING THE SAME
An electronic device and a shielding film are disclosed herein. The electronic device includes a printed circuit board and at least one electrical component mounted on the printed circuit board. The shielding film is disposed on at least a part of the printed circuit board to block electromagnetic waves generated by the printed circuit board and/or the electronic component. The shielding film includes a plurality of layers, and is attached to at least part of the printed circuit board and contacting an upper side surface of the electronic component, wherein at least part of the shielding film includes a nano-conductive fiber and is electrically connected with a ground part of the printed circuit board through the nano-conductive fiber.
DEVICE FOR COOLING A BUS BAR
A device for cooling a bus bar includes a heat absorption element, a heat transportation system and a heat output element. The heat absorption element and heat output element rest essentially in a form-fit manner on respective heat sources or heat sinks, with additional contact pressure being applied with the heat absorption element and heat output element by compression springs or contact elements.