A measurement system for gas dynamic concentrations based on TDLAS was constructed by using an auto-balanced photoreceiver and a digital lock-in amplifier.
基于自平衡激光接收器和数字锁定放大器构造了TDLAS汽车尾气动态浓度测量系统。
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A wideband monolithic optoelectronic integrated receiver with a high-speed photo-detector, completely compatible with standard CMOS processes, is designed and implemented in 0.