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主研人员：唐广曾洁焦方华王松梅王兆明红外无线耳机是以红外光为载体传递语音信号的电子系统，包含红外语音传输系统以及具有接收部分全部功能的单片集成电路。Ch706红外语音接收电路采用移频解调技术，有效地展宽了副载波工作频段；采用高增益限幅放大电路，提高了电路抗干扰
Main research staff: Tang Guang Zeng Jie Jiao Fanghua Wang Songmei Wang Zhaomei Infrared wireless headset is based on infrared light as the carrier voice signal transmission electronic systems, including infrared voice transmission system with a receiver part of the full function of monolithic integrated circuits. Ch706 infrared voice receiver circuit using frequency demodulation technology, effectively broadening the subcarrier frequency band; high-gain limiting amplifier circuit to improve the circuit anti-interference