An optoelectronic detection system based on the optical feedback effect in a direct frequencymodulated laser diode is developed.
设计并研制了一套基于光反馈效应的直接频率调制激光二极管光电探测系统。
2
At present, proximity high frequency RFID (Radio frequency Identification) system based on inductive coupling load modulated technology is used worldwide.
目前，国内外广泛应用的RFID系统是基于感应耦合负载调制技术的近距离高频读写系统。
3
The invention can alternatively be embodied in a frequencymodulated radar system, for which each set of signals comprises a sequence of modulation patterns.