1) beat-frequency meter
差频计
2) beat frequency meter
差频频率计
3) differential frequency design
差频设计
4) differential frequency meter
频率差计
1.
Discussion about the principle of differential frequency meter;
频率差计基本原理的探讨
5) frequency offset estimation
频差估计
1.
An algorithm suitable for carrier phase and frequency offset estimation in software radio is proposed.
提出一种适合软件无线电的载波相位和频差估计算法。
6) difference frequency counter
差频计数器
1.
The function of vibration displacement is realized by the angle division sampling and microcomputer controlling,using capacitive sensor with conductive medium and the reflection type photoelectric encoder as the sensors,and using the oscillator and the difference frequency counter as the signal processing circuit.
提出了一种新的悬浮轴振动测量传感器,它由导电介质电容传感器和反射式光电编码器构成组合传感器,振荡器和差频计数器构成信号处理电路,并利用角度等分采样和单片机控制实现振动位移测量功能。
补充资料：差差
1.犹参差。不齐貌。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条