COMPACT OPTICAL MILLIMETER-WAVE SOURCE USING A DUAL-MODE SEMICONDUCTOR-LASER

被引:37
作者
LIMA, CR [1 ]
WAKE, D [1 ]
DAVIES, PA [1 ]
机构
[1] BT LABS,IPSWICH IP5 7RE,SUFFOLK,ENGLAND
关键词
OPTICAL CONTROL OF MICROWAVES; SEMICONDUCTOR JUNCTION LASERS;
D O I
10.1049/el:19950237
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 authors demonstrate the optical generation of extremely narrow linewidth millimetre-wave signals between 40 and 60GHz using a single-chip semiconductor laser. A dual-mode long-cavity multisection DFB semiconductor laser is driven at a subharmonic of the free-running-mode brat signal frequency to produce phase-locked millimetre waves with a 3dB linewidth of less than 10Hz and a 3dB locking range of similar to 500MHz.
引用
收藏
页码:364 / 366
页数:3
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