Unique 520-590 GHz biased subharmonically pumped Schottky mixer

被引:33
作者
Schlecht, Erich [1 ]
Gill, John [1 ]
Dengler, Robert [1 ]
Lin, Robert [1 ]
Tsang, Ray [1 ]
Mehdi, Imran [1 ]
机构
[1] CALTECH, Jet Propuls Lab, Pasadena, CA 91125 USA
基金
美国国家航空航天局;
关键词
Schottky diode mixers; submillimeter wave diodes; submillimeter wave mixers;
D O I
10.1109/LMWC.2007.910506
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 on the design and performance of a novel broadband, biased, subharmonic 520-590 GHz fix-tuned frequency mixer that utilizes planar Schottky diodes. The suspended stripline circuit is fabricated on a GaAs membrane mounted in a split waveguide block. The chip is supported by thick beam leads that are also used to provide precise radio frequency (RF) grounding, RF coupling and dc/intermediate frequency connections. At room temperature, the mixer has a measured double sideband noise temperature of 3000 to 4000 K across the design band.
引用
收藏
页码:879 / 881
页数:3
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