TY - CHAP A1 - Rudolph, Matthias A1 - Mostardinha, H. A1 - Cabral, P. M. A1 - Carvalho, N. B. A1 - Kurpas, Paul A1 - Würfl, Joachim A1 - Pinto, J. C. A1 - Barnes, J. A1 - Garat, F. T1 - GaN RF Oscillator Used in Space Applications Y1 - 2010 U6 - https://doi.org/http://dx.doi.org/10.1109/INMMIC.2010.5480142 ER - TY - GEN A1 - Rudolph, Matthias A1 - Achouche, M. A1 - Kraus, S. A1 - Spitzbart, Th. A1 - Kurpas, Paul A1 - Rentner, D. A1 - Brunner, F. A1 - Richter, E. A1 - Bergunde, T. A1 - Heymann, Peter A1 - Wolter, P. A1 - Wittrich, H. A1 - Weyers, M. A1 - Würfl, Joachim A1 - Tränkle, Günther T1 - InGaP/GaAs Power HBTs for L-Band Applications Y1 - 1999 ER - TY - JOUR A1 - Rudolph, Matthias A1 - Behtash, Reza A1 - Dörner, Ralf A1 - Hirche, Klaus A1 - Wurfl, Joachim A1 - Heinrich, Wolfgang A1 - Tränkle, Günther T1 - Analysis of the Survivability of GaN Low-Noise Amplifiers Y1 - 2007 ER - TY - GEN A1 - Rudolph, Matthias A1 - Kraemer, Tomas A1 - Schmückle, Franz-Josef A1 - Würfl, Joachim A1 - Tränkle, Günther T1 - InP DHBT Process in Transferred Substrate Technology with ft and fmax over 400 GHz Y1 - 2009 ER - TY - JOUR A1 - Rudolph, Matthias A1 - Behtash, Reza A1 - Hirche, Klaus A1 - Würfl, Joachim A1 - Heinrich, Wolfgang A1 - Tränkle, Günther T1 - A Highly Survivable 3-7 GHz GaN Low-Noise Amplifier Y1 - 2006 ER - TY - GEN A1 - Rudolph, Matthias A1 - Dewitz, Mike A1 - Liero, Armin A1 - Khalil, I. A1 - Chaturvedi, Nidhi A1 - Wipf, Christian A1 - Bertenburg, R. M. A1 - Miller, J. A1 - Würfl, Joachim A1 - Heinrich, Wolfgang A1 - Tränkle, Günther T1 - Highly Robust X-Band LNA with Extremely Short Recovery Time Y1 - 2009 ER - TY - CHAP A1 - Rudolph, Matthias A1 - Kurpas, Paul A1 - Brunner, F. A1 - Doser, W. A1 - Maaßdorf, Andre A1 - Dörner, Ralf A1 - Blanck, H. A1 - Heinrich, Wolfgang A1 - Würfl, Joachim T1 - Development and Characterization of GaInP/GaAs HBTs for High Voltage Operation Y1 - 2001 ER - TY - GEN A1 - Rudolph, Matthias A1 - Würfl, Joachim A1 - Kurpas, Paul A1 - Brunner, F. A1 - Mai, M. T1 - Degradation properties of MOVPE-grown GaInP/GaAs HBTs under combined temperatureand current stressing Y1 - 2001 ER - TY - GEN A1 - Kraemer, Thorsten A1 - Meliani, Chafik A1 - Lenk, Friedrich A1 - Würfl, Joachim A1 - Tränkle, Günther T1 - Transferred substrate DHBT of ft = 410 GHz and fmax = 480 GHz for traveling wave amplifiers T2 - Indium Phosphide and Related Materials, 2008, IPRM 2008, 20th International Conference, Versailles, France, 25 - 29 May 2008 N2 - We report a MMIC process in transferred substrate technology. The transistors of 0.8 times 5 mum2 emitter size feature ft = 410 GHz and fmax = 480 GHz at BVceo = 5.5 V. Traveling wave amplifiers of 12 dB broadband gain up to fc = 70 GHz were realized. Y1 - 2008 SN - 978-1-4244-2258-6 SN - 978-1-4244-2259-3 U6 - https://doi.org/10.1109/ICIPRM.2008.4702999 SP - 1 EP - 3 ER - TY - GEN A1 - Kraemer, Thorsten A1 - Lenk, Friedrich A1 - Maaßdorf, Andre A1 - Würfl, Joachim A1 - Tränkle, Günther T1 - High Yield Transferred Substrate InP DHBT T2 - Indium Phosphide & Related Materials, 2007, IPRM '07, IEEE 19th International Conference, Matsue, Japan, 14 - 18 May 2007 N2 - A transferred substrate InP DHBT of 0.8 mum emitter width was developed. The transistors featured high yield and homogeneous device characteristics over the three inch wafer, with an average of ft = 300 GHz plusmn 3%SD, fmax = 250 GHz plusmn 5%SD at a breakdown voltage of BVceo = 6 V. Y1 - 2007 SN - 1-4244-0875-X U6 - https://doi.org/10.1109/ICIPRM.2007.381210 SP - 407 EP - 408 PB - IEEE CY - Piscataway, NJ ER -