The latest research progress of mobile phone Infrared remote is reviewed. From four aspects such as Infrared sensors, integrated use of signal modulation and demodulation, coding and decoding, Infrared transmission protocol, the principle of Infrared remote control system is introduced briefly. Based on the classification of mobile phone Infrared remote control methods, the latest research progress of the methods is introduced and the advantages and disadvantages are analyzed. The applications and development prospects are forecasted finally.