The performance of a digital receiver will be changed significantly when the equivalentnoisetemperature of the A/D module rises to hundred thousands degrees.
等效噪声温度高达数十万度的A/D模块，引起了数字接收机性能的深刻变化。
2
Uncooled bi-material infrared detectors have the potential of approaching the theoretical limit of noiseequivalent difference in temperature because of its high sensitivity and low noise.
非致冷双材料室温红外探测器具有高响应率和低噪声的特点，噪声等效温差接近理论极限。
3
According to the request of the technique, the main parameters of noiseequivalenttemperature difference and minimum resolvable temperature difference were analysed and calculated.