1 Introduction. 2 Millimeter-Wave Wireless Communication. 3 Phased Arrays and Architecture Selection. 4 RF Phase Shifters for Phased Arrays. 5 A 60GHz Passive Phase Shifter. 6 A 60GHz Active Phase Shifter Integrated with LNA. 7 A 60GHz Active Phase Shifter Integrated with PA. 8 Flip-Chip Integration. 9 Summary. List of symbols and abbreviations. References. Biography.