homzi 发表于 2007-8-21 16:37:10

external modulator

是光收发模块还是光调制器？
原文是
The
optoelectronic devices covered in this document include active devices such as lasers
(Laser Diodes and Laser Modules ), Light Emitting Diodes (LEDs and Light
Emitting Modules ), photodetectors (Photodiodes and Photodetector
Modules ), and external modulators.

yyh0903 发表于 2007-8-21 22:54:21

是外调制器，光调制器，就是对激光器输出的光进行调制

apple_swallow 发表于 2007-8-22 17:08:41

那段英文描述的好像是模块，包含。。。
其中，external modulator是外调制器
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