CPC H10N 70/861 (2023.02) [H10N 70/231 (2023.02); H10N 70/841 (2023.02); H10N 70/882 (2023.02)] | 20 Claims |
1. A radio frequency (RF) device comprising:
a phase-change material (PCM) situated over a sheet of thermally conductive and electrically insulating material;
a heating element situated under said sheet of thermally conductive and electrically insulating material;
an input/output terminal situated over said PCM;
said heating element being situated in a dielectric;
a heat spreader situated under said dielectric;
said heat spreader being situated over a substrate; and
a heat valve between said heating element and said heat spreader.
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