光发送机

SDH设备光发送机消光比的精确测量

Accuracy Measurement of SDH Equipment Optical Transmitter Extinction

本文研制出调频响应达1.3GHz的LD模块，并根据WDM系统传输实验的需要，研制出频率稳定度优于上150MHz的2.4Gb／s光发送机。

The DFB-LD module with 1 . 3 GHz FM responce and 2.4 Gb / s optical transmitter with ± 150 MHz frequency stability are developed .

高速脉码调制OEIC光发送机驱动电路的设计

The Design of OEIC Transmitter for High Speed Pulse Code Modulation

在这样的密集波分复用（DWDM）系统中，光发送机的工作波长必须稳定，线宽必须窄，以避免复用信道间信号相互窜扰。

In such dense wavelength division multiplexing ( DWDM ) systems a light source having narrower linewidth and further stability of the wavelength has become a requirement .

4Gb／s高频率稳定度光发送机研制

2.4Gb/s optical Transmitter with High Frequency Stability

在光发送机中采用过调制技术来提高激光器的输出光功率；

Overmodulation may be employed in the optical transmitter to increase the output power of laser diode .

该光发送机的设计主要包括视频信号处理和控制信号处理两个主要部分。

The design of the optical transmitter include two main parts : video signal processing and control signal processing .

本文介绍了光纤传输系统包括的几部分：光纤、光发送机、光接收机。

This paper describes that the optical fiber transmission system includes several components : optical fiber , optical transmitter , optical receiver .

应用于星间光通信系统的光发送机的设计

Design of the optical transmitter in inter satellite communication