A 40-GHZ INTEGRATED QUASI-OPTICAL SLOT HFET MIXER

被引:13
作者
ZIRATH, HHG
CHI, CY
RORSMAN, N
REBEIZ, GM
机构
[1] UNIV MICHIGAN,NASA,CTR SPACE TERAHERTZ TECHNOL,DEPT ELECT ENGN & COMP SCI,ANN ARBOR,MI 48109
[2] NATL DEF RES ESTAB,DEPT INFORMAT TECHNOL,UMEA,SWEDEN
基金
美国国家科学基金会;
关键词
D O I
10.1109/22.339787
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 present for the first time a quasi-optical mixer realized as a resistive HFET mixer with an integrated slot antenna. Two different types of HFET's, based on GaAs and InP, are compared for this application. The mixer conversion loss, defined as the measured IF power in the 50 Omega load divided by the RF power available at the slot-antenna terminals, is better than 7 dB at LO powers down to 0 dBm. Subharmonic pumping of the mixer is also investigated. This topology has a potential interest for future low-cost millimeter-wave receivers for automobile radar and speed detector systems.
引用
收藏
页码:2492 / 2497
页数:6
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