CALIBRATION OF OPTICAL MODULATORS BY OPTICAL DOWN-CONVERSION

被引:2
作者
WATSON, CD [1 ]
HUMPHREYS, DA [1 ]
WILSON, MGF [1 ]
机构
[1] NATL PHYS LAB,TEDDINGTON TW11 0LW,MIDDX,ENGLAND
关键词
D O I
10.1109/68.257173
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
A new method for the calibration of intensity modulators and modulated laser diodes at millimeter-wave frequencies is presented. The method uses an integrated-optic modulator as both a mixer and a frequency doubler. To demonstrate the measurement technique an intensity modulator is calibrated over the band 26.5-40 GHz. The measurement system employs no components exceeding 20 GHz (excluding the RF generator), and with relatively minor modifications measurements in excess of 60 GHz are feasible.
引用
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页码:1005 / 1007
页数:3
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