正弦调制 meaning in English

sinusoidal angular modulation
sinusoidal modulation

The three - phase spwm pulses are generated through sine wave compared with triangular wave . during design , we make use of a changed structure of nco ( numerically controlled oscillator ) to
数字化设计是本系统的特点,系统最终生成的三相spwm脉冲是基于三相正弦调制波和三角载波比较得到的。
3 using current injecting frequency modulation method and modulating sine wave around the resonator point , the lock - in phenomena is observed in a comparatively short period of time . this has achieved the basic goal for a closed loop r - fog
3 、采用电流注入法，在谐振点附近进行正弦调制，实现了对谐振点的短时间锁定，达到了闭环光纤陀螺设计的首要基本要求。
In this paper , a simple and practical circuit for laser diode modulation is presented , the principle circuit and the principle of choosing component are given , at last , application in sine wave modulation in non - cooperative target phase shift laser rangefinder is introduced
本文介绍了一种简单有效的半导体激光器调制电路，给出了电路原理图，元件的选择原则，最后介绍了在非合作目标相位式激光测距系统中实现正弦调制的应用。