1. I.T.U. Recommendation, “Attenuation by atmospheric gases,” ITU-R P.676-8, 2009.
2. I.T.U. Recommendation, “Attenuation due to clouds and fog,” ITU-R P.840-4, 2009.
3. A. Leuther, A. Tessmann, H. Massler, R. Loesch, M. Schlechtweg, M. Mikulla, O. Ambacher, “35 nm metamorphic HEMT MMIC technology,” 20th International Conference on Indium Phosphide and Related Materials, May 2008.
4. R. Weber, V. Hurm, H. Massler, E. Weissbrodt, A. Tessmann, A. Leuther, T. Naerhi, I. Kallfass, “An H-Band Low-Noise Amplifier MMIC in 35 nm Metamorphic HEMT Technology,” in Proc. European Microwave Conf. (EuMC), Amsterdam , pp. 1-4, 2012
5. D. Lopez-Diaz, A. Tessmann, S. Wagner, M. Schlechtweg, O. Ambacher, F. Kurz, S. Koenig, J. Antes, F. Boes, R. Henneberger, I. Kallfass, “A 240 GHz Quadrature Receiver and Transmitter for Data Transmission up to 40 Gbit/s,” in Proc. European Microwave Week, Nuremberg , pp. 1-4, 2013