Schwörer, C. ; Campos Roca, Y. ; Leuther, A. ; Tessmann, A. ; Seelmann-Eggebert, M. ; Massler, H. ; Schlechtweg, M. ; Weimann, G.
(2005)
A 150 to 220 GHz balanced doubler MMIC using a 50 nm metamorphic HEMT technology.
In: Gallium Arsenide applications symposium. GAAS 2005, 3-7 ottobre 2005, Parigi.
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Abstract
A coplanar millimeter wave doubler MMIC coveringtheentire G-band was developed. Based on a 50nm metamorphic HEMT technology, thecircuitdemonstrates an output power of morethan–12dBmbetween 150- and 220 GHz for an input powerof0dBm.Byincreasing the input power to 12 dBm an output power exceeding 0 dBm was obtained in the frequency range between 180-and 220 GHz. Good fundamental rejection was ensured by using a Marchand Balun for balancing the design.The doubler was also used to provide the LO signal for a 170 to 200 GHz resistive FET mixer, yielding a conversion loss of 10 dB.
Abstract