US 11,793,096 B2
Discrete and monolithic phase-change material (PCM) radio frequency (RF) switches with sheet of thermally conductive and electrically insulating material
Gregory P. Slovin, Irvine, CA (US); Nabil El-Hinnawy, Irvine, CA (US); Jefferson E. Rose, Hawthorne, CA (US); and David J Howard, Irvine, CA (US)
Assigned to Newport Fab, LLC, Newport Beach, CA (US)
Filed by Newport Fab, LLC, Newport Beach, CA (US)
Filed on Jan. 13, 2021, as Appl. No. 17/148,413.
Application 17/148,413 is a continuation in part of application No. 16/247,156, filed on Jan. 14, 2019, granted, now 11,050,022.
Application 16/247,156 is a continuation in part of application No. 16/173,340, filed on Oct. 29, 2018, granted, now 10,916,540.
Application 16/173,340 is a continuation in part of application No. 16/103,646, filed on Aug. 14, 2018, granted, now 10,475,993, issued on Nov. 12, 2019.
Application 16/103,646 is a continuation in part of application No. 16/103,587, filed on Aug. 14, 2018, granted, now 10,461,253, issued on Oct. 29, 2019.
Application 16/103,587 is a continuation in part of application No. 16/103,490, filed on Aug. 14, 2018, granted, now 10,476,001, issued on Nov. 12, 2019.
Prior Publication US 2021/0135100 A1, May 6, 2021
Int. Cl. H10N 70/00 (2023.01); H10N 70/20 (2023.01)
CPC H10N 70/861 (2023.02) [H10N 70/231 (2023.02); H10N 70/841 (2023.02); H10N 70/882 (2023.02)] 20 Claims
OG exemplary drawing
 
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.