Fraunhofer-Gesellschaft

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Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2013A package-integrated 50W high-efficiency RF CMOS-GaN class-E power amplifier
Heijden, M.P. van der; Acar, M.; Maroldt, S.
Konferenzbeitrag
2008A uniform, reproducible and reliable GaN HEMT technology with breakdown voltages in excess of 160 V delivering more than 60% PAE at 80 V
Waltereit, P.; Bronner, W.; Quay, R.; Dammann, M.; Müller, S.; Kiefer, R.; Walcher, H.; Raay, F. van; Kappeler, O.; Mikulla, M. et al.
Konferenzbeitrag
2005An AlGaN/GaN push-pull HEMT amplifier with 400 MHz bandwidth and 100 W peak output power
Kappeler, O.; Quay, R.; Raay, F. van; Kiefer, R.; Reiner, R.; Walcher, H.; Müller, S.; Mikulla, M.; Schlechtweg, M.; Weimann, G.
Konferenzbeitrag
2005GaN/AlGaN HEMTs for highly linear communication applications in L-frequency band
Quay, R.; Würfl, J.; Wiegner, D.; Fischer, G.; Schubert, C.; Magerl, G.
Konferenzbeitrag
2002Multi-antenna downlink transmission with individual SINR receiver constraints for cellular wireless systems
Boche, H.; Schubert, M.
Konferenzbeitrag
2002A unifying theory for uplink and downlink multiuser beamforming
Schubert, M.; Boche, H.
Konferenzbeitrag
1999Linear antenna array beamforming with interpolation methods
Boche, H.; Schubert, M.
Zeitschriftenaufsatz
1999On the use of constrained beamformer for the improvement of the bit-error-rate of CDMA based mobile communications systems
Boche, H.
Zeitschriftenaufsatz
1997Low phase noise microwave and millimeter-wave generation and transmission using optical heterodyning
Braun, R.-P.; Grosskopf, G.; Rohde, D.; Schmidt, F.
Konferenzbeitrag
1997Microwave generation for bidirectional broadband mobile communications using optical sideband injection locking
Braun, R.-P.; Grosskopf, G.; Meschenmoser, R.; Rohde, D.; Schmidt, F.; Villino, G.
Zeitschriftenaufsatz
1997Optical harmonic upconversion for microwave generation in bidirectional broadband mobile communication system
Braun, R.-P.; Grosskopf, G.; Meschenmoser, R.; Rohde, D.; Schmidt, F.; Villino, G.
Zeitschriftenaufsatz
1995Optical millimeter-wave generation and transmission technologies for mobile communications, an overview
Braun, R.P.; Grosskopf, G.; Rohde, D.
Konferenzbeitrag