236 μW Direct-RF PLL-Free Multi-PSK Transmitter Using Oscillator-Based Phase Synthesis

Meysam Sohani Darban, Fariborz Lohiri Pour, Dong S. Ha +1

This paper presents a compact, low-power, direct RF multi-phase-shift keying (PSK) transmitter (TX) that eliminates the need for a phase-locked loop (PLL) by performing phase modul…