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US 12,495,526 B2Granted
Thermal radiation heat dissipation device for electronic component and preparation method thereof
AssigneeNational Tsing Hua University
InventorsChing-Wen Hwang, Sih-Wei Chang, Yen-Jen Chen, De-hui Wan, Hsuen-Li Chen
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Abstract
A thermal radiation heat dissipation device for an electronic component includes a heat dissipation substrate including a heat dissipation surface having a heat dissipation surface emissivity; and an emissivity modulation layer disposed on the heat dissipation surface including an emissivity modulation layer surface having an emissivity modulation layer surface emissivity. The emissivity modulation layer surface emissivity is greater the heat dissipation surface emissivity.
Claims10
A thermal radiation heat dissipation device, comprising:
- a heat dissipation substrate including a heat dissipation surface having a heat dissipation surface emissivity;
- and an emissivity modulation layer disposed on the heat dissipation surface including an emissivity modulation layer surface having an emissivity modulation layer surface emissivity wherein the emissivity modulation layer surface emissivity is greater the heat dissipation surface emissivity;
- wherein the heat dissipation substrate is formed of metal to absorb heat generated by an electronic component, and the emissivity modulation layer is polymer;
- wherein the emissivity modulation layer includes a polarized material assembly and a polymer assembly;
- wherein the polarized material assembly has first resonant frequency and the polymer assembly has a second resonant frequency different from the first resonant frequency;
- wherein the polarized material assembly is configured to interact with a first thermal radiation and the polymer assembly is configured to interact with a second thermal radiation respectively;
- and wherein the polarized material assembly is configured to increase strength of the first thermal radiation and the polymer assembly is configured to increase strength of the second thermal radiation.
4 more elements
A thermal radiation heat dissipation device, comprising:
- a heat dissipation substrate including a heat dissipation surface having a heat dissipation surface emissivity;
- and an emissivity modulation layer disposed on the heat dissipation surface including an emissivity modulation layer surface having an emissivity modulation layer surface emissivity wherein the emissivity modulation layer surface emissivity is greater the heat dissipation surface emissivity;
- wherein the emissivity modulation layer includes a polarized material assembly including a plurality of first optical phonons and a plurality of second optical phonons;
- wherein the first optical phonons have a first resonant frequency and the second optical phonons having a second resonant frequency different from the first resonant frequency;
- wherein the polarized material assembly is configured to interact with a first thermal radiation and a second thermal radiation respectively;
- wherein the first optical phonon is configured to interact with the first thermal radiation and the second optical phonon is configured to interact with the second thermal radiation respectively;
- and wherein the first optical phonon is configured to increase strength of the first thermal radiation and the second optical phonon is configured to increase strength of the second thermal radiation respectively.
4 more elements
A thermal radiation heat dissipation device, comprising:
- a heat dissipation substrate including a heat dissipation surface having a heat dissipation surface emissivity;
- and an emissivity modulation layer disposed on the heat dissipation surface including an emissivity modulation layer surface having an emissivity modulation layer surface emissivity wherein the emissivity modulation layer surface emissivity is greater the heat dissipation surface emissivity;
- wherein the emissivity modulation layer includes a plurality of first and second polarized material assemblies;
- wherein the first polarized material assembly includes a plurality of first optical phonons and the second polarized material assembly includes a plurality of second optical phonons respectively;
- wherein the first optical phonons have a first resonant frequency and the second optical phonons having a second resonant frequency different from the first resonant frequency;
- wherein the first polarized material assembly is configured to interact with a first thermal radiation and the second polarized material assembly is configured to interact with a second thermal radiation respectively;
- wherein the first optical phonon is configured to interact with the first thermal radiation and the second optical phonon is configured to interact with the second thermal radiation respectively;
- and wherein the first optical phonon is configured to increase strength of the first thermal radiation and the second optical phonon is configured to increase strength of the second thermal radiation respectively.
5 more elements
Dependencies are inferred from the claim text.