The invention provides an electronic assembly and heat sink comprising: (a) a thermally-conductive layer having a peripherally-indented top surface and a preferably non-indented bottom surface; and (b) one or more thermally-conductive elements that extend outwardly from the peripherally-ind
The invention provides an electronic assembly and heat sink comprising: (a) a thermally-conductive layer having a peripherally-indented top surface and a preferably non-indented bottom surface; and (b) one or more thermally-conductive elements that extend outwardly from the peripherally-indented top surface of the thermally-conductive layer and that are adapted for thermal communication with one or more heat-generating circuit components for the transfer of a heat load from the heat-generating circuit components, through the peripherally-indented top surface of the thermally-conductive layer, and to the preferably non-indented bottom surface of the thermally-conductive layer.
대표청구항▼
What is claimed is: 1. A heat sink comprising: (a) a substantially planar, thermally-conductive layer having an indented top surface and a finless bottom surface, said indented top surface having a plurality of integral, co-planar heat transfer segments which extend towards all of peripheral edges
What is claimed is: 1. A heat sink comprising: (a) a substantially planar, thermally-conductive layer having an indented top surface and a finless bottom surface, said indented top surface having a plurality of integral, co-planar heat transfer segments which extend towards all of peripheral edges of the indented top surface, each of the heat transfer segments extend from a central portion of the indented top surface to a peripheral edge of the all of peripheral edges, and adjacent heat transfer segments each define a recess of a plurality of recesses, the plurality of recesses extending to the all of peripheral edges of the indented top surface; and (b) one or more thermally-conductive elements that extend outwardly from the indented top surface, an elements top surface of the one or more thermally-conductive elements positioned opposite one or more heat-generating circuit components, and the one or more thermally-conductive elements provide for thermal communication with one or more heat-generating circuit components for the transfer of a heat load from the one or more heat-generating circuit components, through the one or more thermally-conductive elements, the indented top surface, and to the finless bottom surface. 2. The heat sink of claim 1, wherein the heat sink further comprises a cooling channel which is positioned beneath the substantially planar, finless bottom surface of the thermally-conductive layer and which is adapted for the flow of a cooling gas therethrough. 3. The heat sink of claim 2, wherein the heat sink further comprises one or more cooling gas conveyance means disposed within the cooling channel. 4. The heat sink of claim 3, wherein the cooling gas conveyance means is a fan. 5. An electronic system comprising the heat sink of claim 1. 6. A TCC comprising the heat sink of claim 1. 7. An electronic assembly comprising: (a) a substrate that has a substrate top surface and a substrate bottom surface and that supports one or more heat-generating circuit components that extend outwardly from the substrate bottom surface; (b) a substantially planar, thermally-conductive layer having an indented top surface and a finless bottom surface, said indented top surface having a plurality of integral, co-planar heat transfer segments which extend towards all of peripheral edges of the indented top surface, each of the heat transfer segments extend from a central portion of the indented top surface to a peripheral edge of the all of peripheral edges, and adjacent heat transfer segments each define a recess of a plurality of recesses, the plurality of recesses extending to the all of peripheral edges of the indented top surface, wherein the indented top surface is positioned opposite the substrate bottom surface; and (c) one or more thermally-conductive elements that extend outwardly from the indented top surface and the one or more thermally-conductive elements provide for thermal communication with the one or more heat-generating circuit components for the transfer of a heat load from the one or more heat-generating circuit components, through the one or more thermally-conductive elements, the indented top surface, and to the finless bottom surface. 8. The electronic assembly of claim 7, wherein the electronic assembly further comprises a cooling channel which is positioned beneath the substantially planar, finless bottom surface of the thermally-conductive layer and which is adapted for the flow of a cooling gas therethrough. 9. The electronic assembly of claim 8, wherein electronic assembly further comprises one or more cooling gas conveyance means disposed within the cooling channel. 10. The electronic assembly of claim 9, wherein the cooling gas conveyance means is a fan.
Shigeo Ohashi JP; Yoshihiro Kondo JP; Takashi Naganawa JP; Tsuyoshi Nakagawa JP, Electronic apparatus having means for cooling a semiconductor element mounted therein.
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