COHERENT FM-SCM SYSTEM USING DFB-LASERS AND A PHASE NOISE CANCELLATION CIRCUIT

被引：15

作者：

GROSS, R

OLSHANSKY, R

SCHMIDT, M

机构：

[1] GTE Laboratories, Inc., Waltham

来源：

IEEE PHOTONICS TECHNOLOGY LETTERS | 1990年 / 2卷 / 01期

关键词：

D O I：

10.1109/68.47045

中图分类号：

TM [电工技术]; TN [电子技术、通信技术];

学科分类号：

0808 ; 0809 ;

摘要：

For the first time, a multichannel coherent SCM system has been built using standard DFB lasers. A simple phase noise cancelling circuit yields excellent quality FM video transmission (SNR = 56 dB) even though the 50 MHz IF linewidth exceeds the 30 MHz signal bandwidth. © 1990 IEEE

引用

收藏

页码：66 / 68

页数：3

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