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http://dx.doi.org/10.5515/KJKIEES.2011.22.5.538

An E-Band Compact MMIC Single Balanced Diode Mixer for an Up/Down Frequency Converter  

Jeong, Jin-Cheol (Electronics and Telecommunication Research Institute(ETRI))
Yom, In-Bok (Electronics and Telecommunication Research Institute(ETRI))
Publication Information
Abstract
This paper presents a compact single balanced diode mixer fabricated using a 0.1 ${\mu}M$ GaAs p-HEMT commercial process for an E-band frequency up/down converter. This mixer includes a LO balun employing a Marchand balun with a good RF performance. In order to improve the port-to-port isolation, a high pass filter and a low pass filter are include in this mixer at the RF and IF ports, respectively. The fabricated mixer with a very compact size of 0.58 mm2(0.85 mm${\times}$0.68 mm) exhibits a conversion loss of 8~12 dB and an input P1dB of 1~5 dBm at the LO power of 10 dBm from 71~86 GHz.
Keywords
E-Band; Diode Mixer; Single Balanced Mixer(SBM); GaAs Monolithic Microwave Integrated Circuit(MMIC); Marchand Balun;
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