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1)  frequency discrimination bandwidth
鉴频频域
1.
Frequency discrimination characteristic,frequency discrimination bandwidth,frequency discrimination sensitivity and nonlinearity distortion of RC bridge shifting phaseself contrast discriminator are anylized.
分析了RC电桥移相-自比式鉴频器的鉴频特性、鉴频频域、非线性失真和鉴频灵敏度等主要性能,指出其具有鉴频频域较宽、便于集成等优点。
2.
Some properties are analyzed in details, which include frequency discrimination characteristic, frequency discrimination bandwidth, frequency discrimination sensitivity and non-linearity distortion.
设计了RC桥式相位鉴频器 ,详细地分析了该鉴频器的鉴频特性、鉴频频域、鉴频灵敏度和非线性失真等主要性能 ,并指出了其具有鉴频频域较宽、便于集成等优点 。
2)  Frequency discrimination
鉴频
1.
Based on the analysis of generation and demodulation of binary frequency shift keying in digital communication, this paper introduces that using one set of frequency discrimination circuit to demodulate binary frequency shift keying signal in special working environments.
在分析数字通信中二进制移频键控信号的产生及解调基础上,提出一种应用于特殊工作环境中的单频点鉴频解调二进制移频键控信号的方法。
2.
Based on photoelectric rotary encoder feedback,a novel frequency discrimination scheme is proposed.
提出了一种基于光电轴角编码器反馈的鉴频技术新方案,并给出了具体的鉴频子程序实现流程,最后,将其应用于某型测试转台。
3)  optodiscriminator
光频鉴频
4)  frequency and amplitude detection
鉴频鉴幅
5)  frequency-inspected and phase-inspected
鉴频鉴相
6)  pilot discriminator
导频鉴频器
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