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
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
1999Linear antenna array beamforming with interpolation methods
Boche, H.; Schubert, M.
Zeitschriftenaufsatz
1999On the bit error rate for the uplink of CDMA cellular systems with smart antennas
Boche, H.
Zeitschriftenaufsatz
1999On the use of constrained beamformer for the improvement of the bit-error-rate of CDMA based mobile communications systems
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