Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2009Intercell interference measured in urban areas
Jäckel, S.; Thiele, L.; Brylka, A.; Jiang, L.; Jungnickel, V.; Jandura, C.; Heft, J.
Konferenzbeitrag
2009MU-MIMO with localized downlink base station cooperation and downtilted antennas
Thiele, L.; Wirth, T.; Schellmann, M.; Hadisusanto, Y; Jungnickel, V.
Konferenzbeitrag
2008A design concept for a 60 GHz wireless in-flight entertainment system
Jian, L.; Keusgen, W.; Kortke, A.; Peter, M.
Konferenzbeitrag
2008Incabin millimeter wave propagation simulation in a wide-bodied aircraft using ray-tracing
Felbecker, R.; Keusgen, W.; Peter, M.
Konferenzbeitrag
2008MMSE optimization with per-base-station power constraints for network MIMO systems
Shuying, S.; Schubert, M.; Vucic, N.; Boche, H.
Konferenzbeitrag
2008Multi-cell channel estimation using virtual pilots
Thiele, L.; Schellmann, M.; Schiffermuller, S.; Jungnickel, V.; Zirwas, W.
Konferenzbeitrag
2008Optimization of time domain windowing and guardband size for cellular OFDM systems
Jian, L.; Keusgen, W.; Kortke, A.
Konferenzbeitrag
2007Robust transceiver optimization for multiuser MISO broadcast systems with MSE targets
Vucic, N.; Boche, H.
Konferenzbeitrag
2006Statistics of the Ricean K-factor at 5.2 GHz in an urban macro-cell scenario
Thiele, L.; Peter, M.; Jungnickel, V.
Konferenzbeitrag
2002Analysis of SIR-based downlink beamforming
Boche, H.; Schubert, M.
Zeitschriftenaufsatz
2002Dwell time modeling for wireless communication systems and problems of the velocity distribution
Boche, H.; Jugl, E.
Zeitschriftenaufsatz
2002An efficient algorithm for optimum joint downlink beamforming and power control
Schubert, M.; Boche, H.
Konferenzbeitrag
2002Influence of discontinuous transmission and power control on the average SIR and the outage probability of the uplink of CDMA systems
Boche, H.; Jugl, E.
Zeitschriftenaufsatz
2002Multi-antenna downlink transmission with individual SINR receiver constraints for cellular wireless systems
Boche, H.; Schubert, M.
Konferenzbeitrag
2002Optimum SIR balancing using extended 1-norm beamforming optimization
Boche, H.; Schubert, M.
Konferenzbeitrag
2002A unifying theory for uplink and downlink multiuser beamforming
Schubert, M.; Boche, H.
Konferenzbeitrag
2001A new approach to power adjustment for spatial covariance based downlink beamforming
Boche, H.; Schubert, M.
Konferenzbeitrag
2001Review of Viterbi's model estimating the capacity of CDMA based mobile systems
Boche, H.; Jugl, E.
Zeitschriftenaufsatz
2001Solvability of coupled downlink beamforming problems
Schubert, M.; Boche, H.
Konferenzbeitrag
2001Theoretical and experimental comparison of optimisation criteria for downlink beamforming
Boche, H.; Schubert, M.
Zeitschriftenaufsatz
2000Restrictions of the voice activity gain and consequences for CDMA based mobile communication systems
Boche, H.; Jugl, E.
Zeitschriftenaufsatz
1999Beamforming von linearen Antennen-Arrays mit Interpolationsverfahren
Boche, H.; Schubert, M.
Zeitschriftenaufsatz
1999InP integrated receivers for narrow band radio over fiber systems
Engel, T.; Unterborsch, G.
Konferenzbeitrag
1999Investigation of uplink and downlink performance of directivity controlled constrained beamforming algorithms for CDMA-based systems
Boche, H.; Schubert, M.
Konferenzbeitrag
1999Nutzung von Constrained Beamformern zur Verbesserung der Bitfehlerrate von CDMA-basierten Mobilfunk-Systemen
Boche, H.
Zeitschriftenaufsatz
1999On the bit error rate for the uplink of CDMA cellular systems with smart antennas
Boche, H.
Zeitschriftenaufsatz
1998Fiber-optic millimeter-wave generation at 64 GHz and spectral efficient data transmission for mobile communications
Braun, R.-P.; Grosskopf, G.; Rohde, D.; Schmidt, F.; Walf, G.
Konferenzbeitrag
1998Optical millimeter-wave systems for broadband mobile communications, devices and techniques
Braun, R.-P.; Grosskopf, G.
Konferenzbeitrag
1997Fiber optic millimeter-wave generation and bandwidth efficient data transmission for broadband mobile communications in the 60 GHz-band
Braun, R.-P.; Grosskopf, G.; Rohde, D.; Schmidt, F.
Konferenzbeitrag
1997Low phase noise microwave and millimeter-wave generation and transmission using optical heterodyning
Braun, R.-P.; Grosskopf, G.; Rohde, D.; Schmidt, F.
Konferenzbeitrag
1997A mobile broad-band communication system based on mode-locked lasers
Helmolt, C.H. von; Kruger, U.; Kruger, K.; Grosskopf, 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
1997Wireless access to ATM-networks based on optical microwave generation
Schubert, H.; Mampel, D.; Iversen, K.
Konferenzbeitrag
1996GaInAs/AlInAs-HEMTs grown on optical waveguide layers for photonic integrated circuits
Schlaak, W.; Passenberg, W.; Schramm, C.; Mekonnen, G.G.; Umbach, A.; Ebert, W.; Bach, H.-G.
Konferenzbeitrag
1996High-bandwidth 1.55 mu m waveguide integrated photodetector
Unterborsch, G.; Trommer, D.; Umbach, A.; Mekonnen, G.G.
Konferenzbeitrag
1996Optical microwave generation and transmission experiments in the 12 and 60 GHz-region for wireless communications
Braun, R.P.; Grosskopf, G.; Helmolt, C. von; Kruger, K.; Kruger, U.; Rohde, D.; Schmidt, F.
Konferenzbeitrag
1996Optical millimeter-wave generation and data transmission for mobile 60-70 GHz-band communications
Braun, R.P.; Grosskopf, G.; Rohde, D.; Schmidt, F.
Konferenzbeitrag
1995Optical microwave technology for future cellular mobile radio networks
Braun, R.-P.; Grosskopf, G.; Rohde, D.; Walf, G.
Zeitschriftenaufsatz
1995Optical millimeter-wave generation and transmission technologies for mobile communications, an overview
Braun, R.P.; Grosskopf, G.; Rohde, D.
Konferenzbeitrag