RF CMOS: HOw to begin

Dear Guyz,

I have been strong in analog circuit design. I think i wanna be stronger. I want to involve in RF CMOS. What are the basics that i should have to become RF CMOS engineer...

Any link or power point about RF CMOS?

there are many good tutorials here
www.rfic.co.uk

RF CMOS design books by Razavi and Lee