Notch filter for external noise suppression.
陷波滤波器外部噪音抑制。
The linewidth of an external cavity semiconductor laser(LD) is presented quantum-mechanically. The best feedback conditions are given for the suppression of LD linewidth.
本文用量子力学的方法求得了外腔半导体激光器（LD）的线宽，给出了抑制LD线宽的最佳反馈条件。
The flow induced oscillation in a cavity exposed to external high speed flow and its suppression by means of sound excitation at the leading edge of the cavity are experimentally studied.
实验研究了矩形空腔在外部高速气流作用下诱导的空腔内流动振荡问题，以及从空腔前缘加入纯音声激励以抑制空腔内流动振荡的技术。
The optimal intensity noise suppression of a Fabry-Perot (FP) laser is experimentally acquired by relatively strong external optical injection locking technology.
采用较强的外注入光锁定FP激光器，获得了理想的强度噪声抑制效果。
A novel scheme for optical millimeter (mm)-wave generation with optical carrier suppression(OCS) modulation by external modulator in a radio-over-fiber (ROF) system was proposed.
提出了一种改进的光载波抑制产生光毫米波的方法。
A novel scheme for optical millimeter (mm)-wave generation with optical carrier suppression(OCS) modulation by external modulator in a radio-over-fiber (ROF) system was proposed.
提出了一种改进的光载波抑制产生光毫米波的方法。
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