FM MICROWAVE MULTIPLEXED BROAD-BAND DISTRIBUTION-SYSTEMS USING ER3+FIBER AMPLIFIERS AND PREAMPLIFIERS

被引:2
|
作者
EICHEN, E
MCCABE, J
MINISCALCO, WJ
OLSHANSKY, R
WEI, T
机构
[1] GTE Laboratories, Waltham
关键词
D O I
10.1109/68.50895
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
The first use of an Er3+ fiber preamplifier for microwave multiplexed systems, and the use of an in-line Er3+ amplifier in microwave multiplexed systems for signal distribution, is reported. The improvement in receiver sensitivity as a preamplifier, without optical filtering, was 9 dB. No power penalty due to amplified spontaneous emission is found when the amplifier is used in a 30 channel signal distribution system. © 1990 IEEE
引用
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页码:220 / 222
页数:3
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