A Tale of Two Phases: An Overview of Phase-Change Material RF Switch Technology: Sub-20-fs R<sub>ON</sub>*C<sub>OFF</sub> RF Switch Technology for the Mm-Wave and 5G/6G Revolutions
Nabil El-Hinnawy, Gregory Slovin, Kurt A. Moen, Chris Masse, David Howard
Abstract
It was the lowest of R<sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">ON</sub>*C<sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">OFF</sub>, the highest of F<sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">CO</sub>, it was a time of unbridled optimism, it was a time of insurmountable challenge, there was knowledge of the crystalline, and ignorance of the amorphous, elegance in operation, and ugliness in reliability, there was hope with integration, yet despair with power handling, it was going to revolutionize the industry, only to disappear before it had a chance…