Two-terminal edge-coupled InP/InGaAs heterojunction phototransistor optoelectronic mixer

被引:28
作者
Liu, CP
Seeds, AJ
Wake, D
机构
[1] Dept. of Electron. and Elec. Eng., University College London
[2] BT Laboratories
来源
IEEE MICROWAVE AND GUIDED WAVE LETTERS | 1997年 / 7卷 / 03期
关键词
heterojunction phototransistor; microwave optoelectronics; optoelectronic mixing;
D O I
10.1109/75.556036
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
We report the first experimental results for optoelectronic mixing using a two-terminal edge-coupled InP/InGaAs heterojunction phototransistor (HPT), The HPT optoelectronic mixer (OEM) exhibits a maximum of 7-dB conversion gain relative to a 100% quantum efficient photodetector operated at the optical modulation frequency, We give a qualitative explanation for the observed conversion gain variation with the HPT bias voltage.
引用
收藏
页码:72 / 74
页数:3
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