DELAY, LINEWIDTH AND BANDWIDTH LIMITATIONS IN OPTICAL PHASE-LOCKED LOOP DESIGN

被引:73
作者
RAMOS, RT
SEEDS, AJ
机构
[1] Department of Electronic & Electrical Engineering, University College London, London WC1E 7JE, Torrington Place
关键词
Optical communications; Phase-locked loops;
D O I
10.1049/el:19900254
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
Maximum laser linewidth and loop gain in an optical phaselocked loop (OPLL) are calculated as a function of loop delay and filter bandwidth, using a cycle-slipping criterion. It is shown that a loop delay of less than 2 ns would permit the realisation of OPLLs using the recently reported submegahertz linewidth monolithic tunable semiconductor lasers. © 1990, The Institution of Electrical Engineers. All rights reserved.
引用
收藏
页码:389 / 391
页数:3
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