Receiver RF front-end with 5 GHz-band LC voltage-controlled oscillator and subharmonically-locked ring osscillator for 17 GHz wireless applications

A subharmonically injected LC delay line oscillator for 17-GHz quadrature LO generation

A 17.1-17.3-GHz image-reject downconverter with phase-tunable LO using 3x subharmonic injection locking

A subharmonically-injected quadrature LO generator for 17GHz WLAN applications