predetection optica filter是什么意思

用法例句

The trap based filter radiometer is a key unit of new optical radiometric standard detectors, and has potential applications in radiometric calibration of field, air borne and space borne sensors.

基于滤光片辐射计的新型光辐射标准探测器在野外、机载和星上高精度辐射定标中具有广阔的应用前景。

Noise and Sensitivity of Optically Pre-amplified Receiver(Ⅰ):Theory;

光前放接收机的噪声与灵敏度(Ⅰ):理论

The influence of thermal noise, extinction ratio and input shape interference on the optically pre-amplified receiver used in LMDD systems is discussed in this paper.

详细分析了热噪声、消光比及码型干扰对MDD系统光前放接收机的影响,给出了相应的计算公式与讨论结果,并建立了2。