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Ronald Freund
Ronald Freund
Bestätigte E-Mail-Adresse bei hhi.fraunhofer.de
Titel
Zitiert von
Zitiert von
Jahr
Coexistence of WiFi and LiFi toward 5G: concepts, opportunities, and challenges
M Ayyash, H Elgala, A Khreishah, V Jungnickel, T Little, S Shao, ...
IEEE Communications Magazine 54 (2), 64-71, 2016
5192016
High-speed transmission in multimode fibers
RE Freund, CA Bunge, NN Ledentsov, D Molin, C Caspar
Journal of Lightwave Technology 28 (4), 569-586, 2010
1782010
High-speed transmission in multimode fibers
RE Freund, CA Bunge, NN Ledentsov, D Molin, C Caspar
Journal of Lightwave Technology 28 (4), 569-586, 2009
1782009
Design and analysis of a visible-light-communication enhanced WiFi system
S Shao, A Khreishah, M Ayyash, MB Rahaim, H Elgala, V Jungnickel, ...
Journal of Optical Communications and Networking 7 (10), 960-973, 2015
1672015
SDN-enabled sliceable BVT based on multicarrier technology for multiflow rate/distance and grid adaptation
MS Moreolo, JM Fabrega, L Nadal, FJ Vílchez, A Mayoral, R Vilalta, ...
Journal of Lightwave Technology 34 (6), 1516-1522, 2016
902016
Multiple signal representation simulation of photonic devices, systems, and networks
A Lowery, O Lenzmann, I Koltchanov, R Moosburger, R Freund, A Richter, ...
IEEE Journal of Selected Topics in Quantum Electronics 6 (2), 282-296, 2000
852000
Optimization of pre-and post-dispersion compensation schemes for 10-Gbits/s NRZ links using standard and dispersion compensating fibers
C Peucheret, N Hanik, R Freund, L Molle, P Jeppesen
IEEE Photonics Technology Letters 12 (8), 992-994, 2000
792000
Robust optical wireless link for the backhaul and fronthaul of small radio cells
D Schulz, V Jungnickel, C Alexakis, M Schlosser, J Hilt, ...
Journal of Lightwave technology 34 (6), 1523-1532, 2016
702016
High speed 160 Gb/s DMT VCSEL transmission using pre-equalization
C Kottke, C Caspar, V Jungnickel, R Freund, M Agustin, NN Ledentsov
2017 Optical Fiber Communications Conference and Exhibition (OFC), 1-3, 2017
692017
Generation and coherent time-division demultiplexing of up to 5.1 Tb/s single-channel 8-PSK and 16-QAM signals
C Schmidt-Langhorst, R Ludwig, DD Groß, L Molle, M Seimetz, R Freund, ...
National Fiber Optic Engineers Conference, PDPC6, 2009
552009
Experimental demonstrations of high-capacity THz-wireless transmission systems for beyond 5G
C Castro, R Elschner, T Merkle, C Schubert, R Freund
IEEE Communications Magazine 58 (11), 41-47, 2020
492020
High-speed digital-to-analog converter concepts
C Schmidt, C Kottke, V Jungnickel, R Freund
Next-Generation Optical Communication: Components, Sub-Systems, and Systems …, 2017
432017
Extension of all-optical network-transparent domains based on normalized transmission sections
N Hanik, A Ehrhardt, A Gladisch, C Peucheret, P Jeppesen, L Molle, ...
Journal of Lightwave Technology 22 (6), 1439, 2004
432004
Enabling SCL-band systems with standard C-band modulator and coherent receiver using coherent system identification and nonlinear predistortion
R Emmerich, M Sena, R Elschner, C Schmidt-Langhorst, I Sackey, ...
Journal of Lightwave Technology 40 (5), 1360-1368, 2022
412022
A SiGe-HBT 2: 1 analog multiplexer with more than 67 GHz bandwidth
T Tannert, XQ Du, D Widmann, M Grözing, M Berroth, C Schmidt, ...
2017 IEEE Bipolar/BiCMOS Circuits and Technology Meeting (BCTM), 146-149, 2017
402017
LiFi positioning for industry 4.0
SM Kouhini, C Kottke, Z Ma, R Freund, V Jungnickel, M Müller, D Behnke, ...
IEEE Journal of Selected Topics in Quantum Electronics 27 (6), 1-15, 2021
372021
PON transceiver technologies for≥ 50 Gbits/s per λ: Alamouti coding and heterodyne detection
MS Erkılınç, R Emmerich, K Habel, V Jungnickel, C Schmidt-Langhorst, ...
Journal of Optical Communications and Networking 12 (2), A162-A170, 2020
362020
Distributed multiuser MIMO for LiFi in industrial wireless applications
KL Bober, SM Mana, M Hinrichs, SM Kouhini, C Kottke, D Schulz, ...
Journal of Lightwave Technology 39 (11), 3420-3433, 2021
352021
High-speed DMT and VCSEL-based MMF transmission using pre-distortion
C Kottke, C Caspar, V Jungnickel, R Freund, M Agustin, JR Kropp, ...
Journal of Lightwave Technology 36 (2), 168-174, 2018
352018
NRZ-PM-QPSK 16100 Gb/s Transmission Over Installed Fiber With Different Dispersion Maps
G Gavioli, E Torrengo, G Bosco, A Carena, V Curri, V Miot, P Poggiolini, ...
IEEE Photonics Technology Letters 22 (6), 371-373, 2010
322010
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