Fraunhofer-Gesellschaft

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Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2019Channel measurement campaigns for wireless industrial automation
Düngen, M.; Hansen, T.; Croonenbroeck, R.; Kays, R.; Holfeld, B.; Wieruch, D.; Berenguer, P.W.; Jungnickel, V.; Block, D.; Meier, U.; Schulze, H.
Zeitschriftenaufsatz
2019Enhance lighting for the Internet of Things
Jungnickel, V.; Hinrichts, M.; Bober, K.L.; Kottke, C.; Corici, A.A.; Emmelmann, M.; Rufo, J.; Bök, P.-B.; Behnke, D.; Riegel, M.; Wu, X.; Singh, R.; O'Brian, D.C.; Collins, F.; Faulkner, F.; Vázquez, M.M.; Bech, M.C.; Geilhardt, F.; Braun, R.-P.; Deng, X.; Tangdiongga, E.; Koonen, A.M.J.
Konferenzbeitrag
2019Outdoor Measurements Using an Optical Wireless Link for Fixed-Access Applications
Schulz, D.; Hohmann, J.; Hellwig, P.; Hilt, J.; Schmidt, C.; Freund, R.; Jungnickel, V.
Zeitschriftenaufsatz
2019Performance of Bandwidth Extension Techniques for High-Speed Short-Range IM/DD Links
Kottke, C.; Schmidt, C.; Jungnickel, V.; Freund, R.
Zeitschriftenaufsatz
2019Real-Time Optical Wireless Mobile Communication With High Physical Layer Reliability
Berenguer, P.W.; Hellwig, P.; Schulz, D.; Hilt, J.; Kleinpeter, G.; Fischer, J.K.; Jungnickel, V.
Zeitschriftenaufsatz
2019Testbed Verification of New Fronthaul Technology for 5G Systems
Gomes, N.J.; Assimakopoulos, P.; Chanclou, P.; Habel, K.; Jungnickel, V.; Ritosa, P.; Zou, J.; Elbers, J.P.; Thomas, H.; Linne, G.; Juchems, C.
Konferenzbeitrag
2018Analog antenna diversity for reliable optical wireless communication systems
Berenguer, P.W.; Hilt, J.; Hellwig, P.; Schulz, D.; Fischer, J.K.; Jungnickel, V.
Konferenzbeitrag
2018Bandwidth enhancement for an optical access link by using a frequency interleaved DAC
Schmidt, C.; Kottke, C.; Freund, R.; Jungnickel, V.
Konferenzbeitrag
2018Bandwidth extension techniques for high-speed access networks
Kottke, C.; Schmidt, C.; Freund, R.; Jungnickel, V.
Konferenzbeitrag
2018Digital-to-analog converters for high-speed optical communications using frequency interleaving
Schmidt, C.; Kottke, C.; Freund, R.; Gerfers, F.; Jungnickel, V.
Zeitschriftenaufsatz
2018High-Speed DMT and VCSEL-Based MMF Transmission Using Pre-Distortion
Kottke, C.; Caspar, C.; Jungnickel, V.; Freund, R.; Agustin, M.; Kropp, J.R.; Ledentsov, N.N.
Zeitschriftenaufsatz
2018Measurement based correlation analysis of a hybrid optical wireless/60 GHz link
Schulz, D.; Hohmann, J.; Hilt, J.; Hellwig, P.; Freund, R.; Jungnickel, V.
Konferenzbeitrag
2018Next-generation optical fronthaul in the icirrus project
Elbers, J.-P.; Zou, J.; Asimakopoulos, P.; Gomes, N.; Habel, K.; Jungnickel, V.; Linne, G.; Juchems, C.; Chanclou, P.; Ritosa, P.; Thomas, H.
Konferenzbeitrag
2018Outdoor Performance Comparison of Optical Wireless and Millimeter Wave
Schulz, D.; Hohmann, J.; Hilt, J.; Hellwig, P.; Jungnickel, V.
Konferenzbeitrag
2018Pilot Li-Fi installation in a conference room in Mainau - Lake constance: Realization and outlook
Paraskevopoulos, A.; Schulz, D.; Hilt, J.; Hellwig, P.; Jungnickel, V.
Konferenzbeitrag
2018Use cases for optical wireless communication
Schulz, D.; Berenguer, P.W.; Hilt, J.; Hellwig, P.; Paraskevopoulos, A.; Freund, R.; Jungnickel, V.
Konferenzbeitrag
2017100G OFDM-PON for converged 5G networks: From concept to real-time prototype
Habel, K.; Koepp, M.; Weide, S.; Fernandez del Rosal, L.; Kottke, C.; Jungnickel, V.
Konferenzbeitrag
2017Analog vs. next-generation digital fronthaul: How to minimize optical bandwidth utilization
Hinrichs, M.; Fernandez del Rosal, L.; Kottke, C.; Jungnickel, V.
Konferenzbeitrag
2017Concepts and requirements for the Ethernet-based evolved fronthaul
Gomes, N.J.; Assimakopoulos, P.; Elbers, J.-P.; Münch, D.; Chanclou, P.; Jungnickel, V.
Konferenzbeitrag
2017Connected OFCity: Technology Innovations for a Smart City Project
Tucker, R.; Ruffini, M.; Valcarenghi, L.; Campelo, D.R.; Simeonidou, D.; Du, L.; Marinescu, M.C.; Middleton, C.; Yin, S.; Forde, T.; Bourg, K.; Dai, E.; Harstead, E.; Chanclou, P.; Roberts, H.; Jungnickel, V.; Figuerola, S.; Takahara, T.; Yadav, R.; Vetter, P.; Khotimsky, D.A.; Wey, J.S.
Zeitschriftenaufsatz
2017Distributed 8×6 MIMO Experiments for Optical Wireless Communications
Berenguer, P.W.; Schulz, D.; Fischer, J.K.; Jungnickel, V.
Konferenzbeitrag
2017High speed 160 Gb/s DMT VCSEL transmission using pre-equalization
Kottke, C.; Caspar, C.; Jungnickel, V.; Freund, R.; Agustin, M.; Ledentsov, N.N.
Konferenzbeitrag
2017High-speed digital-to-analog converter concepts
Schmidt, C.; Kottke, C.; Jungnickel, V.; Freund, R.
Konferenzbeitrag
2017Long-term outdoor measurements using a rate-adaptive hybrid optical wireless/60 GHz link over 100 m
Schulz, D.; Jungnickel, V.; Das, S.; Hohmann, J.; Hilt, J.; Hellwig, P.; Paraskevopoulos, A.; Freund, R.
Konferenzbeitrag
2017Optical communication system and method
Jungnickel, Volker; Schmidt, Christian
Patent
2017Optical wireless communications in industrial production environments
Berenguer, P.W.; Schulz, D.; Fischer, J.K.; Jungnickel, V.
Konferenzbeitrag
2017Resiliente Netze mit Funkzugang
Fettweis, Gerhard P.; Franchi, Norman; Bittner, Frank; Dekorsy, Armin; Dillinger, Markus; Dyka, Zoya; Einsiedler, Hans J.; Fitzek, Frank; Frotzscher, Andreas; Glänzer, Martin; Hentschel, Tim; Hofmann, Frank; Hoffmann, Marco; Irmer, Ralf; Janßen, Uwe; Jiru, Josef; Jungnickel, Volker; Knorr, Rudi; Kraemer, Rolf; Kornbichler, Andreas; Kückelhaus, Markus; Langendörfer, Peter; Menges, Georg; Merz, Peter; Meyer, Michael; Mühleisen, Maciej; Müller, Andreas; Oswald, Erik; Ruchhaupt, Lutz; Redana, Simone; Reinartz, Michael; Richter, Klaus; Riedl, Johannes; Schotten, Hans; Schulz, Dirk; Schupke, Dominic; Thümmler, Christoph; Timm-Giel, Andreas; Wiebus, Christian; Willmann, Sarah; Zimmermann, Gerd
Studie
2017A SiGe-HBT 2:1 analog multiplexer with more than 67 GHz bandwidth
Tannert, T.; Du, X.-Q.; Widmann, D.; Grözing, M.; Berroth, M.; Schmidt, C.; Caspar, C.; Choi, J.H.; Jungnickel, V.; Freund, R.
Konferenzbeitrag
2017Ultra-low latency 5G CHARISMA architecture for secure intelligent transportation verticals
Parker, M.C.; Koczian, G.; Walker, S.D.; Habel, K.; Jungnickel, V.; Rokkas, T.; Neokosmidis, I.; Siddiqui, M.S.; Escalona, E.; Canales-Valenzuela, C.; Foglar, A.; Ulbricht, M.; Liu, Y.; Point, J.C.; Kritharidis, D.; Katsaros, K.V.; Trouva, E.; Angelopoulos, Y.; Filis, K.; Lyberopoulos, G.; Zetserov, E.; Levi, D.; Kralj, P.; Jenko, P.
Konferenzbeitrag
2016154.9 Gb/s OFDM transmission using IM-DD, electrical IQ-mixing and signal combining
Kottke, C.; Habel, K.; Schmidt, C.; Jungnickel, V.
Konferenzbeitrag
2016178 Gb/s short-range optical transmission based on OFDM, electrical up-conversion and signal combining
Kottke, C.; Schmidt, C.; Habel, K.; Jungnickel, V.
Konferenzbeitrag
2016The benefit of frequency-selective rate adaptation for optical wireless communications
Berenguer, P.W.; Jungnickel, V.; Fischer, J.K.
Konferenzbeitrag
2016CHARISMA: Converged heterogeneous advanced 5G cloud-RAN architecture for intelligent and secure media access
Parker, M.C.; Koczian, G.; Adeyemi-Ejeye, F.; Quinlan, T.; Walker, S.D.; Legarrea, A.; Siddiqui, M.S.; Escalona, E.; Spirou, S.; Kritharidis, D.; Habel, K.; Jungnickel, V.; Trouva, E.; Kourtis, A.; Liu, Y.; Sander Frigau, M.; Point, J.C.; Lyberopoulos, G.; Theodoropoulou, E.; Filis, K.; Rokkas, T.; Neokosmidis, I.; Levi, D.; Zetserov, E.; Foglar, A.; Ulbricht, M.; Peternel, B.; Gustincic, D.
Konferenzbeitrag
2016Coexistence of WiFi and LiFi toward 5G: Concepts, opportunities, and challenges
Ayyash, M.; Elgala, H.; Khreishah, A.; Jungnickel, V.; Little, T.; Shao, S.H.; Rahaim, M.; Schulz, D.; Hilt, J.; Freund, R.
Zeitschriftenaufsatz
2016Digital signal splitting among multiple DACs for analog bandwidth interleaving (ABI)
Schmidt, C.; Tanzil, V.H.; Kottke, C.; Freund, R.; Jungnickel, V.
Konferenzbeitrag
2016A flexible, ethernet fronthaul for 5th generation mobile and beyond
Gomes, N.J.; Jungnickel, V.; Chanclou, P.; Elbers, J.P.; Turnbull, P.
Konferenzbeitrag
2016Hierarchical, virtualised and distributed intelligence 5G architecture for low-latency and secure applications
Siddiqui, M.S.; Legarrea, A.; Escalona, E.; Parker, M.C.; Koczian, G.; Walker, S.D.; Lyberopoulos, G.; Theodoropoulou, E.; Filis, K.; Foglar, A.; Ulbricht, M.; Liu, Y.; Point, J.C.; Trouva, E.; Rokkas, T.; Neokosmidis, I.; Kritharidis, D.; Katsaros, K.; Spirou, S.; Habel, K.; Jungnickel, V.; Canales, C.; Lorenzo, M.
Zeitschriftenaufsatz
2016On the impact of highpass filtering when using PAM-FDE for visible light communication
Grobe, L.; Jungnickel, V.; Langer, K.-D.; Haardt, M.; Wolf, M.
Konferenzbeitrag
2016On the impact of highpass filtering when using PAM-FDE for visible light communication
Grobe, L.; Jungnickel, V.; Langer, K.-D.; Haardt, M.; Wolf, M.
Konferenzbeitrag
2016Robust optical wireless link for the backhaul and fronthaul of small radio cells
Schulz, D.; Jungnickel, V.; Alexakis, C.; Schlosser, M.; Hilt, J.; Paraskevopoulos, A.; Grobe, L.; Farkas, P.; Freund, R.
Zeitschriftenaufsatz
2016Software-defined Open Access for flexible and service-oriented 5G deployment
Jungnickel, V.; Parker, M.C.; Riera, J.F.; Bock, C.; Marques, V.; Levi, D.; Schulz, D.; Hilt, J.; Habel, K.; Del Rosal, L.F.; Freund, R.; Walker, S.D.
Konferenzbeitrag
20155 Gbit/s real-time processing using π/4-shift DQPSK for bidirectional radio-over-fibre system
Habel, K.; Fernandez del Rosal, L.; Weide, S.; Hilt, J.; Jungnickel, V.; Elschner, R.; Schubert, C.; Frey, F.; Fischer, J.K.; Freund, R.
Konferenzbeitrag
2015Cooperative cellular networks overcoming the effects of real-world impairments
Manolakis, K.; Jungnickel, V.; Oberli, C.; Wild, T.; Braun, V.; Vucic, N.; Castaneda, M.
Zeitschriftenaufsatz
2015Design and analysis of a visible-light-communication enhanced WiFi system
Shao, S.H.; Khreishah, A.; Ayyash, M.; Rahaim, M.B.; Elgala, H.; Jungnickel, V.; Schulz, D.; Little, T.D.C.; Hilt, J.; Freund, R.
Zeitschriftenaufsatz
2015A European view on the next generation optical wireless communication standard
Jungnickel, V.; Uysal, M.; Serafimovski, N.; Baykas, T.; O'Brien, D.; Ciaramella, E.; Ghassemlooy, Z.; Green, R.; Haas, H.; Haigh, P.A.; Jimenez, V.P.G.; Miramirkhani, F.; Wolf, M.; Zvanovec, S.
Konferenzbeitrag
2015High speed transmission over multimode fiber with direct modulated single-mode VCSEL
Caspar, C.; Kropp, J.-R.; Shchukin, V.A.; Ledentsov, N.N.; Jungnickel, V.; Freund, R.
Konferenzbeitrag
2015Initial outdoor trials with optical wireless links for small-cell backhauling
Schulz, D.; Alexakis, C.; Schlosser, M.; Hilt, J.; Freund, R.; Jungnickel, V.
Konferenzbeitrag
2015Low latency mobile backhauling using optical wireless links
Schulz, D.; Alexakis, C.; Hilt, J.; Schlosser, M.; Habel, K.; Jungnickel, V.; Freund, R.
Konferenzbeitrag
2015Optical wireless communication for backhaul and access
Jungnickel, V.; Schulz, D.; Hilt, J.; Alexakis, C.; Schlosser, M.; Grobe, L.; Paraskevopoulos, A.; Freund, R.; Siessegger, B.; Kleinpeter, G.
Konferenzbeitrag
2015Optical wireless LED link for the backhaul of small cells
Schulz, D.; Schlosser, M.; Alexakis, C.; Habel, K.; Hilt, J.; Freund, R.; Jungnickel, V.
Konferenzbeitrag
2014Adaptive modulation and turbo coding for 3GPP LTE systems with limited feedback
Manolakis, K.; Gutierrez-Estevez, M.A.; Jungnickel, V.
Konferenzbeitrag
2014Downlink performance limitations of cellular systems with coordinated base stations and mismatched precoder
Rosas, F.; Herrera, L.; Oberli, C.; Manolakis, K.; Jungnickel, V.
Zeitschriftenaufsatz
2014The role of small cells, coordinated multipoint, and massive MIMO in 5G
Jungnickel, V.; Manolakis, K.; Zirwas, W.; Panzner, B.; Braun, V.; Lossow, M.; Sternad, M.; Apelfröjd, R.; Svensson, T.
Zeitschriftenaufsatz
2014Software-defined open architecture for front- and backhaul in 5G mobile networks
Jungnickel, V.; Habel, K.; Parker, M.; Walker, S.; Bock, C.; Riera, J.F.; Marques, V.; Levi, D.
Konferenzbeitrag
2014Software-defined wired-wireless access network convergence: The SODALES approach
Riera, J.F.; Bock, C.; Escalona, E.; Jungnickel, V.; Habel, K.; Parker, M.C.; Walker, S.; Quinlan, T.; Marques, V.; Levi, D.
Konferenzbeitrag
2013Acoustic broadband communications over deep drill strings using adaptive OFDM
Gutierrez-Estevez, M.A.; Krueger, U.; Krueger, K.A.; Manolakis, K.; Jungnickel, V.; Jaksch, K.; Krueger, K.; Mikulla, S.; Giese, R.; Sohmer, M.; Reich, M.
Konferenzbeitrag
2013Acoustic channel model for adaptive downhole communication over deep drill strings
Gutierrez-Estevez, M.A.; Krueger, U.; Krueger, K.A.; Manolakis, K.; Jungnickel, V.
Konferenzbeitrag
2013Adaptive feedback compression for joint transmission coordinated multi-point
Schulz, L.; Manolakis, K.; Jungnickel, V.
Konferenzbeitrag
2013Analytical models for channel aging and synchronization errors for base station cooperation
Manolakis, K.; Oberli, C.; Herrera, L.; Jungnickel, V.
Konferenzbeitrag
2013Backhaul requirements for inter-site cooperation in heterogeneous LTE-Advanced networks
Jungnickel, V.; Manolakis, K.; Jaeckel, S.; Lossow, M.; Farkas, P.; Schlosser, M.; Braun, V.
Konferenzbeitrag
2013Channel prediction by doppler-delay analysis and benefits for base station cooperation
Manolakis, K.; Jaeckel, S.; Jungnickel, V.; Braun, V.
Konferenzbeitrag
2013Converged Heterogeneous Metro/Access Infrastructure. Projektabschlussbericht CONDOR
Jungnickel, V.; Schlosser, M.; Klein, H.; Moehrle, M.
Bericht
2013Convergent radio and fibre architectures for high-speed access
Bock, C.; Figuerola, S.; Parker, M.C.; Walker, S.D.; Mendes, T.; Marques, V.; Jungnickel, V.; Habel, K.; Levi, D.
Konferenzbeitrag
2013Efficient MAC protocol for JT CoMP in small cells
Lossow, M.; Jaeckel, S.; Jungnickel, V.; Braun, V.
Konferenzbeitrag
2013High-speed visible light communication systems
Grobe, L.; Paraskevopoulos, A.; Hilt, J.; Schulz, D.; Lassak, F.; Hartlieb, F.; Kottke, C.; Jungnickel, V.; Langer, K.-D.
Zeitschriftenaufsatz
2013Localized SC-FDMA with constant envelope
Jungnickel, V.; Grobe, L.
Konferenzbeitrag
2013Random Matrices and the Impact of Imperfect Channel Knowledge on Cooperative Base Stations
Manolakis, K.; Oberli, C.; Jungnickel, V.
Konferenzbeitrag
2013Schlussbericht für das Projekt: SPWD-BUSData: Seismic prediction while drilling - bring up seismic data
Jungnickel, V.; Guttierrez, M.; Krüger, K.; Krüger, U.; Manolakis, K.
Bericht
2013Spatial degrees of freedom in small cells: Measurements with large antenna arrays
Jungnickel, V.; Brylka, A.; Krueger, U.; Jaeckel, S.; Narandzic, M.; Kaeske, M.; Landmann, M.; Thomae, R.
Konferenzbeitrag
2013Vibrationen aus der Tiefe - Wie neue Mobilfunktechniken helfen, große Datenmengen in kürzerer Zeit akustisch über einen Bohrstrang zu übertragen
Gutierrez Estevez, M.A.; Krüger, K.A.; Krüger, K.; Groh, M.; Jurczyk, A.; Sohmer, M.; Krüger, U.; Jungnickel, V.; Manolakis, K.; Jaksch, K.; Giese, R.; Reich, M.
Konferenzbeitrag
2012Estimating the mobile backhaul traffic in distributed coordinated multi-point systems
Jungnickel, V.; Jaeckel, S.; Börner, K.; Thiele, L.; Schlosser, M.
Konferenzbeitrag
2012A geometric polarization rotation model for the 3-D spatial channel model
Jaeckel, S.; Börner, K.; Thiele, L.; Jungnickel, V.
Zeitschriftenaufsatz
2012LTE trials in the return channel over satellite
Jungnickel, V.; Gaebler, H.; Krueger, U.; Manolakis, K.; Haustein, T.
Konferenzbeitrag
2012On the capacity of intensity-modulated direct-detection systems and the information rate of ACO-OFDM for indoor optical wireless applications
Li, X.; Vucic, J.; Jungnickel, V.; Armstrong, J.
Zeitschriftenaufsatz
2011Borehole communication with acoustic OFDM
Manolakis, K.; Krüger, U.; Krüger, K.; Estevez, M.A.G.; Mikulla, S.; Jungnickel, V.
Konferenzbeitrag
2011The compound multiple access channel with partially cooperating encoders
Wiese, M.; Boche, H.; Bjelakovic, I.; Jungnickel, V.
Zeitschriftenaufsatz
2011Coordinated Multipoint (comp) Systems
Boldi, M.; Tölli, A.; Olsson, M.; Hardouin, E.; Svensson, T.; Boccardi, F.; Thiele, L.; Jungnickel, V.
Aufsatz in Buch
2011Coordinated multipoint: concepts, performance, and field trial results
Irmer, R.; Droste, H.; Marsch, P.; Grieger, M.; Fettweis, G.; Brueck, S.; Mayer, H.P.; Thiele, L.; Jungnickel, V.
Zeitschriftenaufsatz
2011Impact of path loss and delay spread on base station cooperation
Manolakis, K.; Jaeckel, S.; Eva Salvador Marquez; Jungnickel, V.
Konferenzbeitrag
2011Impairment modeling for joint transmission CoMP
Manolakis, K.; Thiele, L.; Oberli, C.; Haustein, T.; Jungnickel, V.
Konferenzbeitrag
2011Wie geht es mit LTE weiter?
Jungnickel, V.; Wirth, T.
Zeitschriftenaufsatz
2010Distributed uplink base station cooperation for optimal SIR assignment
Hadisusanto, Y; Thiele, L.; Jungnickel, V.
Konferenzbeitrag
2010Estimating MIMO capacities from broadband measurements in a cellular network
Jaeckel, S.; Jungnickel, V.
Konferenzbeitrag
2010Field trials using coordinated multi-point transmission in the downlink
Jungnickel, V.; Forck, A.; Jaeckel, S.; Bauermeister, S.; Schiffermueller, S.; Schubert, S.; Wahls, S.; Thiele, L.; Haustein, T.; Kreher, W.; Mueller, J.; Droste, H.; Kadel, G.
Konferenzbeitrag
2010Interference limited MIMO measurements
Jaeckel, S.; Thiele, L.; Jungnickel, V.
Konferenzbeitrag
2010Interference management for future cellular OFDMA systems using coordinated multi-point transmission
Thiele, L.; Jungnickel, V.; Haustein, T.
Zeitschriftenaufsatz
2010Resource management in MIMO-OFDM systems
Schellmann, M.; Thiele, L.; Wirth, T.; Haustein, T.; Jungnickel, V.
Aufsatz in Buch
2010Spatial transmission mode switching in multiuser MIMO-OFDM systems with user fairness
Schellmann, M.; Thiele, L.; Haustein, T.; Jungnickel, V.
Zeitschriftenaufsatz
2010Synchronization requirements for OFDM-based cellular networks with coordinated base stations: Preliminary results
Manolakis, K.; Oberli, C.; Jungnickel, V.
Konferenzbeitrag
2009Capacity measurements in a cooperative MIMO network
Jungnickel, V.; Jäckel, S.; Thiele, L.; Lei, J.; Kruger, U.; Brylka, A.; Helmolt, C. von
Zeitschriftenaufsatz
2009A closed concept for synchronization and cell search in 3GPP LTE systems
Manolakis, K.; Gutierrez-Estevez, D.-M.; Jungnickel, V.; Wen, X.; Drewes, C.
Konferenzbeitrag
2009Coordinated multipoint trials in the downlink
Jungnickel, V.; Thiele, L.; Wirth, T.; Haustein, T.; Schiffermüller, S.; Forck, A.; Wahls, S.; Jäckel, S.; Schubert, S.; Gabler, H.; Juchems, C.; Luhn, F.; Zavrtak, R.; Droste, H.; Kadel, G.; Kreher, W.; Müller, J.; Störmer, W.; Wannemacher, G.
Konferenzbeitrag
2009Correlation properties of large and small-scale parameters from multicell channel measurements
Jäckel, S.; Jiang, L.; Jungnickel, V.; Thiele, L.; Jandura, C.; Sommerkorn, G.; Schneider, C.
Konferenzbeitrag
2009Intercell interference measured in urban areas
Jäckel, S.; Thiele, L.; Brylka, A.; Jiang, L.; Jungnickel, V.; Jandura, C.; Heft, J.
Konferenzbeitrag
2009Interference-aware scheduling in the multiuser MIMO-OFDM downlink
Jungnickel, V.; Schellmann, M.; Thiele, L.; Wirth, T.; Haustein, T.; Koch, O.; Zirwas, W.; Schulz, E.
Zeitschriftenaufsatz
2009Interference-aware scheduling in the synchronous cellular multi-antenna downlink
Thiele, L.; Schellmann, M.; Wirth, T.; Jungnickel, V.
Konferenzbeitrag
2009Joint power control, beamforming and BS assignment for optimal SIR assignment
Hadisusanto, Y; Thiele, L.; Jungnickel, V.
Konferenzbeitrag
2009MU-MIMO with localized downlink base station cooperation and downtilted antennas
Thiele, L.; Wirth, T.; Schellmann, M.; Hadisusanto, Y; Jungnickel, V.
Konferenzbeitrag
2009Multiple CFOs in OFDM-SDMA uplink: Interference analysis and compensation
Schellmann, M.; Jungnickel, V.
Zeitschriftenaufsatz
2009Polarization rotation evaluation for macrocell MIMO channel
Lei, J.; Thiele, L.; Jungnickel, V.
Konferenzbeitrag
2009A unified feedback scheme for distributed interference management in cellular systems: Benefits and challenges for real-time implementation
Thiele, L.; Wirth, T.; Haustein, T.; Jungnickel, V.; Schulz, E.; Zirwas, W.
Konferenzbeitrag
200812 × 12 MIMO-OFDM realtime implementation for 3GPP LTE+ on a cell processor
Kuhling, D.; Ibing, A.; Jungnickel, V.
Konferenzbeitrag
2008Adaptive MIMO transmission in a realistic multicell scenario
Thiele, L.; Jungnickel, V.
Konferenzbeitrag
2008Cooperative multi-user MIMO based on limited feedback in downlink OFDM systems
Schellmann, M.; Thiele, L.; Jungnickel, V.; Wirth, T.
Konferenzbeitrag
2008Correlation analysis of multiple-input multiple-output channels with cross-polarized antennas
Lei, J.; Jungnickel, V.; Jäckel, S.; Thiele, L.; Brylka, A.
Konferenzbeitrag
2008Distributed base station cooperation via block-diagonalization and dual-decomposition
Hadisusanto, Y; Thiele, L.; Jungnickel, V.
Konferenzbeitrag
2008Feedback design for multi-user MIMO systems
Jungnickel, V.; Thiele, L.; Wirth, T.; Schellmann, M.; Haustein, T.; Venkatkumar, V.
Konferenzbeitrag
2008Field trial results on multi-user MIMO downlink OFDMA in typical outdoor scenario using proportional fair scheduling
Venkatkumar, V.; Haustein, T.; Wu, H.; Schulz, E.; Wirth, T.; Forck, A.; Wahls, S.; Jungnickel, V.
Konferenzbeitrag
2008Flexible demonstrator platform for cooperative joint transmission and detection in next generation wireless MIMO-OFDM networks
Ibing, A.; Kühling, D.; Kuszak, M.; Helmolt, C. von; Jungnickel, V.
Konferenzbeitrag
2008Implementation concepts for distributed cooperative transmission
Jungnickel, V.; Thiele, L.; Schellmann, M.; Wirth, T.; Forck, A.; Zirwas, W.; Haustein, T.; Schulz, E.
Konferenzbeitrag
2008Joint transmission and detection in hexagonal grid for 3GPP LTE
Ibing, A.; Jungnickel, V.
Konferenzbeitrag
2008Low-complexity Doppler compensation in mobile SIMO-OFDM systems
Schellmann, M.; Thiele, L.; Jungnickel, V.
Konferenzbeitrag
2008Measurements of multi-antenna gains using a 3GPP-LTE air interface in typical indoor and outdoor scenarios
Haustein, T.; Venkatkumar, V.; Eichinger, J.; Schulz, E.; Wirth, T.; Jungnickel, V.; Forck, A.; Wahls, S.; Juchems, C.; Luhn, F.; Zavrtak, R.
Konferenzbeitrag
2008Modeling and measurement of MIMO relay channels
Lei, J.; Thiele, L.; Jungnickel, V.
Konferenzbeitrag
2008Multi-cell channel estimation using virtual pilots
Thiele, L.; Schellmann, M.; Schiffermuller, S.; Jungnickel, V.; Zirwas, W.
Konferenzbeitrag
2008On the optimality of frequency-domain equalization in DFT-spread MIMO-OFDM systems
Jaeckel, S.; Jungnickel, V.
Konferenzbeitrag
2008On the value of synchronous downlink MIMO-OFDMA systems with linear equalizers
Thiele, L.; Schellmann, M.; Wirth, T.; Jungnickel, V.
Konferenzbeitrag
2008Performance evaluation of a 3GPP LTE terminal receiver
Manolakis, K.; Ibing, A.; Jungnickel, V.
Konferenzbeitrag
2008PHY 45-2 - On the optimality of frequency-domain equalization in DFT-spread MIMO-OFDM systems
Jaeckel, S.; Jungnickel, V.
Konferenzbeitrag
2008PHY 51-3 - Realtime multi-user multi-antenna downlink measurements
Wirth, T.; Jungnickel, V.; Forck, A.; Wahls, S.; Gäbler, H.; Haustein, T.; Eichinger, J.; Monge, D.; Schulz, E.; Juchems, C.; Luhn, F.; Zavrtak, R.
Konferenzbeitrag
2008Polarisation dependent MIMO gains on multiuser downlink OFDMA with a 3GPP LTE air interface in typical urban outdoor scenarios
Wirth, T.; Jungnickel, V.; Forck, A.; Wahls, S.; Venkatkumar, V.; Haustein, T.; Wu, H.
Konferenzbeitrag
2008Polarization characteristics of multiple-input multiple-output channels
Jiang, L.; Thiele, L.; Brylka, A.; Jäckel, S.; Jungnickel, V.
Konferenzbeitrag
2008Predicting SINR conditions in mobile MIMO-OFDM systems by interpolation techniques
Schellmann, M.; Thiele, L.; Jungnickel, V.
Konferenzbeitrag
2008Realtime multi-user multi-antenna downlink measurements
Wirth, T.; Jungnickel, V.; Forck, A.; Wahls, S.; Gaebler, H.; Haustein, T.; Eichinger, J.; Monge, D.; Schulz, E.; Juchems, C.; Luhn, F.; Zavrtak, R.
Konferenzbeitrag
2008Scalable video transmission in multiantenna broadcast systems
Jaeckel, S.; Jungnickel, V.
Konferenzbeitrag
2008Scaleable network multicast for cooperative base stations
Ibing, A.; Hadisusanto, Y; Jungnickel, V.
Konferenzbeitrag
2008Synchronization and cell search for 3GPP LTE
Manolakis, K.; Jungnickel, V.
Konferenzbeitrag
2008Synchronization of cooperative base stations
Jungnickel, V.; Wirth, T.; Schellmann, M.; Haustein, T.; Zirwas, W.
Konferenzbeitrag
2008Verfahren und Vorrichtung zur Datenuebertragung
Zirwas, W.; Eichinger, J.-M.; Ibing, A.; Thiele, L.; Jungnickel, V.; Haustein, T.
Patent
2008Vorrichtung zum Zuweisen und Schaetzen von Uebertragungssymbolen
Jaeckel, S.; Jungnickel, V.; Schierl, T.; Hellge, C.; Haustein, T.
Patent
2007Adaptive optical wireless OFDM system with controlled asymmetric clipping
Grubor, J.; Jungnickel, V.; Langer, K.-D.
Konferenzbeitrag
2007Bidirektionales Signalverarbeitungsverfahren fuer ein MIMO-System mit einer rangadaptiven Anpassung der Datenuebertragungsrate
Jungnickel, V.; Jorswieck, E.; Haustein, T.; Helmolt, C.v.
Patent
2007Capacity scaling of multi-user MIMO with limited feedback in a multi-cell environment
Thiele, L.; Jungnickel, V.; Schellmann, M.; Zirwas, W.
Konferenzbeitrag
2007Cooperative antenna concepts for interference mitigation
Zirwas, W.; Schulz, E.; Schubert, Martin; Mennerich, W.; Jungnickel, Volker; Thiele, Lars
Konferenzbeitrag
2007Distributed organization of cooperative antenna systems
Zirwas, W.; Kim, J.H.; Jungnickel, V.; Schubert, M.; Weber, T.; Ahrens, A.; Haardt, M.
Aufsatz in Buch
2007Dynamisches datenratenadaptives Signalverarbeitungsverfahren in einem drahtlosen Infarot-Datenübertragungssystem
Grubor, J.; Jungnickel, V.; Langer, K.-D.; Helmolt, C. von
Patent
2007A fair score-based scheduler for spatial transmission mode selection
Schellmann, M.; Thiele, L.; Jungnickel, V.; Haustein, T.
Konferenzbeitrag
2007MIMO-OFDM for a cellular deployment - concepts, real-time implementation and measurements towards 3GPP-LTE
Haustein, T.; Eichinger, J.; Zirwas, W.; Schulz, E.; Forck, A.; Gäbler, H.; Jungnickel, V.; Wahls, S.; Juchems, C.; Luhn, F.
Konferenzbeitrag
2007Mobile access techniques for data rates up to gigabit/s
Jungnickel, V.; Helmolt, C. von
Konferenzbeitrag
2007On hardware implementation of multiuser multiplexing for SC-FDMA
Ibing, A.; Jungnickel, V.
Konferenzbeitrag
2007On the Modelling of Polarized MIMO Channel
Liang, J.; Thiele, L.; Jungnickel, V.
Konferenzbeitrag
2007SC-FDMA waveform design, performance, power dynamics and evolution to MIMO
Jungnickel, V.; Hindelang, T.; Haustein, T.; Zirwas, W.
Konferenzbeitrag
2007Verfahren zum Schaetzen einer Signallaufzeit zwischen einer ersten Teilnehmerstation und einer Funkstation eines Funkkommunikationssystems sowie Teilnehmerstation, Funkstation und Funkkommunikationssystem
Jungnickel, V.; Schellmann, M.; Schulz, E.; Zirwas, W.
Patent
2006Adaptive-modulation technique in wireless infrared indoor communications
Grubor, J.; Jungnickel, V.; Langer, K.D.
Konferenzbeitrag
2006Bit-loading for modulation-adaptive transmission in infrared wireless indoor communication
Grubor, J.; Jungnickel, V.; Langer, K.D.
Konferenzbeitrag
2006Capacity measurements in a multicell MIMO system
Jungnickel, V.; Jaeckel, S.; Thiele, L.; Krueger, U.
Konferenzbeitrag
2006Challenges in future short range wireless systems
Fettweis, G.; Zimmermann, E.; Jungnickel, V.; Jorswieck, E.A.
Zeitschriftenaufsatz
2006Effects of multiple users' CFOs in OFDM-SDMA up-link - an interference model
Schellmann, M.; Jungnickel, V.
Konferenzbeitrag
2006Gigabit mobile communications using real-time MIMO-OFDM signal processing
Jungnickel, V.; Forck, A.; Haustein, T.; Juchems, C.; Zirwas, W.
Aufsatz in Buch
2006Multi-cell outdoor MIMO-measurements
Jaeckel, S.; Jungnickel, V.
Konferenzbeitrag
2006Multi-cell outdoor MIMO-measurements
Jaeckel, S.; Jungnickel, V.
Konferenzbeitrag
2006Out-of-cell channel statistics at 5.2 GHZ
Thiele, L.; Jungnickel, V.
Konferenzbeitrag
2006Practical channel interpolation for OFDMA
Schiffermüller, S.; Jungnickel, V.
Konferenzbeitrag
2006Rate-adaptive multiple sub-carrier-based transmission for broadband infrared wireless communication
Grubor, J.; Jungnickel, V.; Langer, K.D.
Konferenzbeitrag
2006Rate-maximized switching between spatial transmission modes
Schellmann, M.; Jungnickel, V.; Sezgin, A.; Costa, E.
Konferenzbeitrag
2006Real-time experiments on channel adaptive transmission in the multi-user up-link at very high data rates using MIMO-OFDM
Haustein, T.; Forck, A.; Gäbler, H.; Jungnickel, V.; Schiffermüller, S.
Konferenzbeitrag
2006Real-time signal processing for multiantenna systems
Haustein, T.; Forck, A.; Gäbler, H.; Jungnickel, V.; Schiffermüller, S.
Zeitschriftenaufsatz
2006Statistics of the Ricean K-factor at 5.2 GHz in an urban macro-cell scenario
Thiele, L.; Peter, M.; Jungnickel, V.
Konferenzbeitrag
2006Throughput analysis of diversity and multiplexing schemes for MIMO-SIC OFDM systems
Sezgin, A.; Schellmann, M.; Jungnickel, V.; Costa, E.
Konferenzbeitrag
2006Verfahren zum Betrieb eines Funkkommunikationssystems, das OFDM verwendet, sowie Funkkommunikationssystem, sendende Station und empfangende Station
Jungnickel, V.; Schulz, E.; Zirwas, W.
Patent
20051 Gbit/s MIMO-OFDM transmission experiments
Jungnickel, V.; Forck, A.; Haustein, T.; Schiffermüller, S.; Helmolt, C. von; Luhn, F.; Pollock, M.; Juchems, C.; Lampe, M.; Zirwas, W.; Eichinger, J.; Schulz, E.
Konferenzbeitrag
2005The algebraic structure of frequency-selective MIMO channels
Pohl, V.; Jungnickel, V.; Helmolt, C. von
Zeitschriftenaufsatz
2005Capacity analysis in indoor wireless infrared communication using adaptive multiple subcarrier transmission
Grubor, J.; Jungnickel, V.; Langer, K.-D.
Konferenzbeitrag
2005Continuous flat-fading MIMO channels
Pohl, V.; Nguyen, P.H.; Jungnickel, V.; Helmolt, C. von
Zeitschriftenaufsatz
2005Distributed organization of cooperative antenna systems
Zirwas, W.; Schulz, E.; Kim, J.H.; Jungnickel, V.; Schubert, M.
Konferenzbeitrag
2005FUNKUEBERTRAGUNGSVERFAHREN IM INNENRAUMBEREICH ZUR PARALLELEN FUNKUEBERTRAGUNG VON DIGITALEN DATENTEILSTROEMEN UND MOBILES FUNKUEBERTRAGUNGSSYSTEM
Jungnickel, V.; Krueger, U.; Pohl, V.; Helmolt, C. von; Haustein, T.; Stanczak, S.
Patent
2005Instantaneous synchronization for the uplink of multi-user MIMO-OFDM systems
Schellmann, M.; Jungnickel, V.
Konferenzbeitrag
2005Interpolation and noise reduction in MIMO-OFDM - a complexity driven perspective
Haustein, T.; Jungnickel, V.; Schulz, E.; Zirwas, W.
Konferenzbeitrag
2005A MIMO RAKE receiver with enhanced interference cancellation
Jungnickel, V.; Chen, H.; Pohl, V.
Konferenzbeitrag
2005On the value of spatial diversity for the synchronisation in MIMO-OFDM systems
Schellmann, M.; Jungnickel, V.; Helmolt, C. von
Konferenzbeitrag
2004Design and Analysis of the MIMO Rake Receiver
Chang, Y.
: Jungnickel, V. (Prüfer)
Diplomarbeit
2004Implementation of adaptive channel inversion in a real-time MIMO transmission system
Haustein, T.; Forck, A.; Gäbler, H.; Helmolt, C. von; Jungnickel, V.; Krüger, U.
Konferenzbeitrag
2004Implementation of channel aware scheduling and bit-loading for the multiuser SIMO MAC in a real-time MIMO demonstration test-bed at high data rate
Haustein, T.; Zhou, C.; Forck, A.; Gäbler, H.; Helmolt, C. von; Jungnickel, V.; Krüger, U.
Konferenzbeitrag
2004A MIMO system with reciprocal transceivers for the time-division duplex mode
Jungnickel, V.; Krüger, U.; Istoc, G.; Haustein, T.; Helmolt, C. von
Konferenzbeitrag
2004A multi-code space-frequency RAKE receiver
Chen, H.; Jungnickel, V.; Pohl, V.; Helmolt, C. von
Konferenzbeitrag
2004Optimal length of the training and data phase in continuous flat fading MIMO channels
Pohl, V.; Jungnickel, V.; Helmolt, C. von
Konferenzbeitrag
2004Performance of MIMO rake receivers in WCDMA systems
Jungnickel, V.; Chang, Y.-S.; Pohl, V.
Konferenzbeitrag
2004Real-time concepts for MIMO-OFDM
Jungnickel, V.; Haustein, T.; Forck, A.; Schiffermueller, S.; Gäbler, H.; Helmolt, C. von; Zirwas, W.; Eichinger, J.; Schulz, E.
Konferenzbeitrag
2004Real-time MIMO transmission with adaptive bitloading
Haustein, T.; Forck, A.; Gäbler, H.; Helmolt, C. von; Jungnickel, V.; Krüger, U.
Konferenzbeitrag
2004Untersuchung von MIMO-Systemen auf der Basis von Ein- und Mehrträger-Kodemultiplex
Chen, H.
: Jungnickel, V. (Prüfer)
Diplomarbeit
2003Capacity of MIMO systems with closely spaced antennas
Jungnickel, V.; Pohl, V.; Helmolt, C. von
Zeitschriftenaufsatz
2003The effect of path loss variations on the capacity of MIMO systems
Pohl, V.; Jungnickel, V.; Haustein, T.; Helmolt, C. von
Konferenzbeitrag
2003Electronic tracking for wireless infrared communications
Jungnickel, V.; Forck, A.; Haustein, T.; Krüger, U.; Pohl, V.; Helmolt, C. von
Zeitschriftenaufsatz
2003Entwicklung eines adaptiven QAM/PSK Modulators und Demodulators sowei Implementierung im FPGA
Gäbler, H.
: Jungnickel, V. (Prüfer)
Diplomarbeit
2003Experiments on the element spacing in multi-antenna systems
Jungnickel, V.; Pohl, V.; Helmolt, C. von
Konferenzbeitrag
2003How often channel estimation is needed in MIMO systems
Pohl, V.; Nguyen, P.H.; Jungnickel, V.; Helmolt, C. von
Konferenzbeitrag
2003Limits of the achievable symbol rate in flat fading MIMO systems
Pohl, V.; Nguyen, P.H.; Jungnickel, V.; Helmolt, C. von
Konferenzbeitrag
2003Link adaptation in a multi-antenna system
Jungnickel, V.; Haustein, T.; Pohl, V.; Helmolt, C. von
Konferenzbeitrag
2003Maximum diversity detection for layered space-time codes
Sezgin, A.; Jorswieck, E.A.; Jungnickel, V.
Konferenzbeitrag
2002Antenna spacing in MIMO indoor channels
Pohl, V.; Jungnickel, V.; Haustein, T.; Helmolt, C. von
Konferenzbeitrag
2002On linear pre-processing in multi-antenna systems
Jungnickel, V.; Haustein, T.; Jorswieck, E.; Helmolt, C. von
Konferenzbeitrag
2002On the performance of signal detection algorithms in flat-fading and frequency-selective MIMO channels
Jorswieck, E.; Jungnickel, V.; Haustein, T.; Pohl, V.; Helmolt, C. von
Konferenzbeitrag
2002Performance of MIMO systems with channel inversion
Haustein, T.; Helmolt, C. von; Jorswieck, E.; Jungnickel, V.; Pohl, V.
Konferenzbeitrag
2002A physical model of the wireless infrared communication channel
Jungnickel, V.; Pohl, V.; Nonnig, S.; Helmolt, C. von
Zeitschriftenaufsatz
2002Zero forcing equalizing filter for MIMO channels with intersymbol interference
Pohl, V.; Jungnickel, V.; Jorswieck, E.; Helmolt, C. von
Konferenzbeitrag
2001155 Mbit/s wireless transmission with imaging infrared receiver
Jungnickel, V.; Haustein, T.; Forck, A.; Helmolt, C. von
Zeitschriftenaufsatz
2001Bit error rates for a MIMO system in Rayleigh and Rician channels
Haustein, T.; Jorswieck, E.; Jungnickel, V.; Krueger, U.; Pohl, V.; Helmolt, C. von
Konferenzbeitrag
2001Inverse eigenvalue statistics for Rayleigh and Rician MIMO channels
Jorswieck, E.; Wunder, G.; Jungnickel, V.; Haustein, T.
Konferenzbeitrag
2001A MIMO WLAN based on linear channel inversion
Jungnickel, V.; Haustein, T.; Jorswieck, E.; Helmolt, C. von
Konferenzbeitrag
2001Performance of a MIMO system with overlay pilots
Jungnickel, V.; Haustein, T.; Jorswieck, E.; Pohl, V.; Helmolt, C. von
Konferenzbeitrag
2001A power and bandwidth efficient modulation for diffuse wireless infrared communication
Kruger, U.; Helmolt, C. von; Jungnickel, V.; Haustein, T.
Zeitschriftenaufsatz
2000A channel model for wireless infrared communication
Pohl, V.; Jungnickel, V.; Helmolt, C. von
Konferenzbeitrag
2000Integrating-sphere diffuser for wireless infrared communication
Pohl, V.; Jungnickel, V.; Helmolt, C. von
Zeitschriftenaufsatz
1999Fast word synchronisation for digital pulse-position modulation
Jungnickel, V.; Can, A.; Helmolt, C. von
Zeitschriftenaufsatz
1999Integrating sphere diffuser for wireless infrared communication
Pohl, V.; Jungnickel, V.; Hentges, R.; Helmolt, C. von
Konferenzbeitrag
1998Broadband wireless infrared LAN architecture compatible with Ethernet protocol
Jungnickel, V.; Helmolt, C. von; Kruger, U.
Zeitschriftenaufsatz
1998WireLan: A broadband wireless IR LAN architecture compatible with the Ethernet protocol
Jungnickel, V.; Helmolt, C.; Kruger, U.
Konferenzbeitrag