Fraunhofer-Gesellschaft

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Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
20091.28 Tb/s single wavelength star-16-QAM transmission over up to 800 m of graded-index multimode fibre
Freund, R.-E.; Gross, D.-D.; Ludwig, R.; Schmidt-Langhorst, C.
Konferenzbeitrag
2009Mitigation of sampling clock drift in asynchronously under-sampled optical bit pattern monitoring
Zhang, H.; Schmidt-Langhorst, C.; Zhao, W.; Schubert, C.
Konferenzbeitrag
2008107 Gb/s RZ-DPSK transmission over 320 km dispersion-managed fiber with balanced detection ETDM integrated receiver
Ludwig, R.; Hüttl, B.; Hu, H.; Schmidt-Langhorst, C.; Schubert, C.
Konferenzbeitrag
2008All-optical amplitude noise suppression of 107 Gb/s DPSK signals using a parametric fiber switch in a 320 km transmission experiment
Ludwig, R.; Futami, F.; Hüttl, B.; Schmidt-Langhorst, C.; Okabe, R.; Watanabe, S.; Schubert, C.
Konferenzbeitrag
2007100 Gb/s ETDM receivers
Ludwig, R.; Schubert, C.; Huettl, B.; Schmidt-Langhorst, C.; Derksen, R.H.; Moller, M.
Konferenzbeitrag
2007Coherent optical RZ-8PSK transmission over 1200 km is experimentally demonstrated for the first time employing homodyne detection with 8-th power digital phase estimation
Seimetz, M.; Molle, L.; Gross, D.-D.; Auth, B.; Freund, R.
Konferenzbeitrag
2007Ultrafast waveguide-integrated pin-photodiodes and photonic mixers from GHz to THz range
Bach, H.-G.
Konferenzbeitrag
2007Unrepeatered transmission of 160 Gb/s RZ-DPSK over 240 km dispersion managed fiber
Ludwig, R.; Weisser, S.; Schmidt-Langhorst, C.; Raddatz, L.; Schubert, C.
Konferenzbeitrag
2006Investigation of fiber based gates for time division demultiplexing up to 640 Gbit/s
Marembert, V.; Schubert, C.; Schmidt-Langhorst, C.; Kroh, M.; Ferber, S.; Weber, H.G.
Konferenzbeitrag
2006Single channel transmission beyond 1 Tbit/s
Schubert, C.; Ludwig, R.; Ferber, S.; Schmidt-Langhorst, C.; Hüttl, B.; Weber, H.G.
Konferenzbeitrag
2006Ultrahigh-speed OTDM-transmission technology
Weber, H.G.; Ludwig, R.; Ferber, S.; Schmidt-Langhorst, C.; Kroh, M.; Marembert, V.; Boerner, C.; Schubert, C.
Zeitschriftenaufsatz
2005Investigations of fiber Kerr switch. Nonlinear phase shift measurements and optical time-division demultiplexing of 320 Gbit/s DPSK signals
Marembert, V.; Schubert, C.; Weinert, C.; Weber, H.G.; Schulze, K.; Futami, F.; Watanabe, S.
Konferenzbeitrag
2005Time division add-drop multiplexing up to 320 Gbit/s
Schubert, C.; Schmidt-Langhorst, C.; Schulze, K.; Marembert, V.; Weber, H.G.
Konferenzbeitrag
2005Ultra-broadband photodiodes and balanced detectors towards 100 Gbit/s and beyond
Bach, H.-G.
Konferenzbeitrag
2002160 Gbit/s wavelength converter with 3R-regenerating capability
Schubert, C.; Ludwig, R.; Watanabe, S.; Futami, E.; Schmidt, C.; Berger, J.; Boerner, C.; Ferber, S.; Weber, H.G.
Zeitschriftenaufsatz
2002Silica based optical beamformer in a 60 GHz radio-over-fibre system
Kuhlow, B.; Przyrembel, G.; Ehlers, H.; Ziegler, R.; Knuppel, J.; Grosskopf, G.; Eggemann, R.; Rohde, D.
Konferenzbeitrag
200110 Gb/s NRZ transmission over 1800 km multiple pumped distributed Raman amplified transmission link without lumped amplifiers
Schulze, E.; Freund, R.; Malach, M.; Raub, F.
Konferenzbeitrag
2001155 Mbit/s data transmission at 60 GHz using a 1*4 patch array antenna with variable optical delay lines
Grosskopf, G.; Eggemann, R.; Rohde, D.; Choi, M.S.
Konferenzbeitrag
2001160 Gbit/s demultiplexer with clock recovery using SOA-based interferometric switches and its application to 120 km fiber transmission
Yamamoto, T.; Feiste, U.; Berger, J.; Schubert, C.; Schmidt, C.; Ludwig, R.; Weber, H.G.
Konferenzbeitrag
2001160 Gbit/s transmission over 116 km field-installed fiber using 160 Gbit/s OTDM and 40 Gbit/s ETDM
Feiste, U.; Ludwig, R.; Schubert, C.; Berger, J.; Schmidt, C.; Weber, H.G.
Konferenzbeitrag
2001160 Gbit/s transmission over 116 km field-installed fibre using 160 Gbit/s OTDM and 40 Gbit/s ETDM
Feiste, U.; Ludwig, R.; Schubert, C.; Berger, J.; Schmidt, C.; Weber, H.G.; Schmauss, B.; Munk, A.; Buchold, B.; Briggmann, D.; Kueppers, F.; Rumpf, F.
Zeitschriftenaufsatz
2001160-Gb/s polarization insensitive all-optical demultiplexing using a gain-transparent ultrafast nonlinear interferometer (GT-UNI)
Schubert, C.; Berger, J.; Feiste, U.; Ludwig, R.; Schmidt, C.; Weber, H.G.
Zeitschriftenaufsatz
2001Application of asynchronous amplitude histograms for performance monitoring of RZ signals
Weinert, C.M.; Schmidt, C.; Weber, H.G.
Konferenzbeitrag
2001Multi-fiber-chip-coupling modules for monolithically integrated Mach-Zehnder interferometers for TDM/WDM communication systems
Ehlers, H.; Schlak, M.; Fischer, U.H.P.
Konferenzbeitrag
2001Penalties through XPM crosstalk in a switched long haul standard fiber WDM system based on normalized transmission sections
Caspar, C.; Habel, K.; Heimes, N.; Konitzer, M.; Malach, M.; Ozdem, H.; Rohde, M.; Schmidt, F.; Bachus, E.-J.; Hanik, N.
Konferenzbeitrag
2001Polarization insensitive frequency conversion by four-wave mixing in a semiconductor optical amplifier
Schnabel, R.; Dietrich, E.; Diez, S.; Eiselt, M.
Konferenzbeitrag
2000Optical millimeter-wave generation and wireless data transmission using a dual-mode laser
Grosskopf, G.; Rohde, D.; Eggemann, R.; Bauer, S.; Bornholdt, C.; Möhrle, M.; Sartorius, B.
Zeitschriftenaufsatz
2000Optical techniques for beamforming and millimeter-wave generation in broadband hybrid fiber radio systems
Grosskopf, G.; Rohde, D.; Eggemann, R.; Bornholdt, C.; Bauer, S.; Sartorius, B.; Möhrle, M.
Konferenzbeitrag
2000Robustness of DPSK direct detection transmission format in standard fibre WDM systems
Rohde, M.; Caspar, C.; Heimes, N.; Konitzer, M.; Bachus, E.-J.; Hanik, N.
Zeitschriftenaufsatz
2000System application of 40 GHz all-optical clock in a 40 Gbit/s optical 3R regenerator
Sartorius, B.; Bornholdt, C.; Bauer, S.; Möhrle, M.; Brindel, P.; Leclerc, O.
Konferenzbeitrag
2000Unrepeatered 160 Gbit/s RZ single-channel transmission over 160 km of standard fibre at 1.55 mu m with hybrid MZI optical demultiplexer
Ludwig, R.; Feiste, U.; Diet, S.; Schubert, C.; Schmidt, C.; Ehrke, H.J.; Weber, H.G.
Zeitschriftenaufsatz
2000Unrepeatered 80 Gbit/s RZ single channel transmission over 160 km of standard fiber at 1.55 mu m with a large wavelength tolerance
Feiste, U.; Ludwig, R.; Diez, S.; Schmidt, C.; Ehrke, H.J.; Weber, H.G.
Konferenzbeitrag
2000Unrepeatered 80 Gbit/s RZ single channel transmission over 160 km of standard fibre at 1.55 mu m with large wavelength tolerance
Feiste, U.; Ludwig, R.; Diez, S.; Schmidt, C.; Ehrke, H.J.; Weber, H.G.; Kuppers, F.
Zeitschriftenaufsatz
19994*2.5 Gbit/s, NRZ transmission experiments over crossconnects with opto-electronic frequency converters and dispersion compensated standard single-mode fibre links
Strebel, B.; Caspar, C.; Foisel, H.-M.; Weinert, C.; Molle, L.
Zeitschriftenaufsatz
199940 Gb/s and 4*40 Gb/s TDM/WDM standard fiber transmission
Weinert, C.M.; Ludwig, R.; Pieper, W.; Weber, H.G.; Breuer, D.; Petermann, K.; Kuppers, F.
Zeitschriftenaufsatz
199980 Gbit/s transmission over 106 km standard-fiber using optical phase conjugation in a Sagnac-interferometer
Feiste, U.; Ludwig, R.; Schmidt, C.; Dietrich, E.; Diez, S.; Ehrke, H.J.; Patzak, E.; Weber, H.G.
Konferenzbeitrag
199980-Gb/s transmission over 106-km standard-fiber using optical phase conjugation in a Sagnac-interferometer
Feiste, U.; Ludwig, R.; Schmidt, C.; Dietrich, E.; Diez, S.; Ehrke, H.J.; Patzak, E.; Weber, H.G.; Merker, T.
Zeitschriftenaufsatz
1999Experimental comparison of 40 Gbit/s RZ and NRZ transmission over standard singlemode fibre
Ludwig, R.; Feiste, U.; Dietrich, E.; Weber, H.G.; Breuer, D.; Martin, M.; Kuppers, F.
Zeitschriftenaufsatz
1999High-speed transmission over standard fiber
Weber, H.G.; Breuer, D.; Feiste, U.; Koltchanov, I.; Ludwig, R.; Weinert, C.M.
Konferenzbeitrag
1999Packaging of OEICs with tapered fibers for optical communications systems with up to 45 GHz modulation bandwidth
Fischer, U.H.P.; Peters, K.; Ziegler, R.; Pech, D.; Kilk, A.; Mekonnen, G.G.; Jacumeit, G.
Konferenzbeitrag
1999Photonics R&D programme in Germany-results of selected projects
Walf, G.
Konferenzbeitrag
1999RZ versus NRZ modulation format for dispersion compensated SMF-based 10-Gb/s transmission with more than 100-km amplifier spacing
Caspar, C.; Foisel, H.-M.; Gladisch, A.; Hanik, N.; Kuppers, F.; Ludwig, R.; Mattheus, A.; Pieper, W.; Strebel, B.; Weber, H.G.
Zeitschriftenaufsatz
19984-channel*40-Gb/s unrepeatered OTDM transmission over 100-km standard fiber
Pieper, W.; Ludwig, R.; Weinert, C.M.; Kuhlow, B.; Przyrembel, G.; Ferstl, M.; Pawlowski, E.; Weber, H.G.
Zeitschriftenaufsatz
199840 Gb/s high-power modulator driver IC for lightwave communication systems
Lao, Z.; Thiede, A.; Nowotny, U.; Lienhart, H.; Hurm, V.; Schlechtweg, M.; Hornung, J.; Bronner, W.; Köhler, K.; Hülsmann, A.; Raynor, B.; Jakobus, T.
Zeitschriftenaufsatz
199840 Gbit/s transmission over 200 km of standard-fiber using polarisation independent mid-span spectral inversion
Feiste, U.; Ludwig, R.; Dietrich, E.; Diez, S.; Ehrke, H.J.; Razic, D.; Weber, H.G.
Konferenzbeitrag
199840 Gbit/s transmission over 434 km standard fibre using polarisation independent mid-span spectral inversion
Feiste, U.; Ludwig, R.; Dietrich, E.; Diez, S.; Ehrke, H.J.; Razic, D.; Weber, H.G.
Zeitschriftenaufsatz
199840 Gbit/s transmission over 434 km standard-fiber using polarisation independent mid-span spectral inversion
Feiste, U.; Ludwig, R.; Dietrich, E.; Diez, S.; Ehrke, H.J.; Razic, D.; Weber, H.G.
Konferenzbeitrag
1998Analysis and compression of pulses emitted from an all-optical clock recovery module
Sartorius, B.; Bornholdt, C.; Brox, O.; Mohrle, M.; Brindel, P.; Leclerc, O.; Desurvire, E.
Zeitschriftenaufsatz
1998Four-channel 10-Gb/s transmission over 15-wavelength selective crossconnect paths and 1175-km dispersion compensated standard single-mode-fiber links
Caspar, C.; Foisel, H.-M.; Freund, R.; Strebel, B.
Zeitschriftenaufsatz
1998Optical microwave generation and transmission experiments in the 12- and 60-GHz region for wireless communications
Braun, R.-P.; Grosskopf, G.; Heidrich, H.; Helmolt, C. von; Kaiser, R.; Kruger, K.; Kruger, U.; Rohde, D.; Schmidt, F.; Stenzel, R.; Trommer, D.
Zeitschriftenaufsatz
1998Stable optical source and high-speed photodetector used for remote fiber-optic 64-GHz mm wave generation
Umbach, A.; Unterborsch, G.; Braun, R.P.; Grobkopf, G.
Konferenzbeitrag
1998System performance of an all-optical clock recovery module
Sartorius, B.; Bornholdt, C.; Brox, O.; Ehrke, H.J.; Hoffmann, D.; Ludwig, R.; Möhrle, M.
Konferenzbeitrag
1998A travelling wave electrode Mach-Zehnder 40 Gb/s demultiplexer based on strain compensated GaInAs/AlInAs tunnelling barrier MQW structure
Mörl, L.; Bornholdt, C.; Hoffmann, D.; Matzen, K.; Mekonnen, G.G.; Reier, F.W.
Konferenzbeitrag
1998A tunable femtosecond modelocked semiconductor laser for applications in OTDM-systems
Ludwig, R.; Diez, S.; Ehrhardt, A.; Kuller, L.; Pieper, W.; Weber, H.G.
Zeitschriftenaufsatz
1997Fibreoptic microwave generation for bidirectional broadband mobile communications
Braun, R.-P.; Grosskopf, G.; Hentges, R.; Loch, S.; Rohde, D.; Schmidt, F.
Konferenzbeitrag
1997Gb/s NRZ/RZ transmission over 2000 km standard fibre with more than 100 km amplifier spacing
Caspar, C.; Foisel, H.-M.; Gladisch, A.; Hanik, N.; Kuppers, F.; Ludwig, R.; Mattheus, A.; Pieper, W.; Strebel, B.; Weber, H.G.
Konferenzbeitrag
1997A mobile broad-band communication system based on mode-locked lasers
Helmolt, C.H. von; Kruger, U.; Kruger, K.; Grosskopf, G.
Zeitschriftenaufsatz
1997Techniques for 40 Gbit/s OTDM-systems
Pieper, W.; Ludwig, R.; Weber, H.G.
Konferenzbeitrag
1997Unrepeatered 40 Gbit/s RZ single channel transmission over 150 km of standard singlemode fibre at 1.55 mu m
Ludwig, R.; Pieper, W.; Weber, H.G.; Breuer, D.; Petermann, K.; Kuppers, F.; Mattheus, A.
Zeitschriftenaufsatz
199610 GHz all-optical clock recovery using a mode-locked semiconductor laser in a 40 Gbit/s, 100-km transmission experiment
Ludwig, R.; Pieper, W.; Jahn, E.; Agrawal, N.; Ehrhardt, A.; Kuller, L.; Weber, H.G.
Konferenzbeitrag
199658 GHz fibre optic upconverter
Helmolt, C. von; Kruger, U.; Kruger, K.; Kuller, L.
Zeitschriftenaufsatz
199658-GHz fiber-optic upconverter applicable to wireless communication systems
Helmolt, C.H. von; Kruger, U.; Kruger, K.; Kuller, L.
Konferenzbeitrag
1996Microwave generation and transmission using optical heterodyning or optical upconversion technique
Braun, R.P.; Grosskopf, N.; Rohde, F.; Schmidt, E.
Konferenzbeitrag
1996Monolithically integrated nonlinear Sagnac interferometer and its application as a 20 Gbit/s all-optical demultiplexer
Jahn, E.; Agrawal, N.; Pieper, W.; Ehrke, H.-J.; Franke, D.; Furst, W.; Weinert, C.M.
Zeitschriftenaufsatz
1996Optical millimeter-wave generation and data transmission for mobile 60-70 GHz-band communications
Braun, R.P.; Grosskopf, G.; Rohde, D.; Schmidt, F.
Konferenzbeitrag
1996Optical time-domain demultiplexing techniques using semiconductor laser amplifiers
Weber, H.G.; Agrawal, N.; Ehrhardt, A.; Ehrke, H.J.; Eiselt, M.; Jahn, E.; Ludwig, R.; Pieper, W.; Schnabel, R.
Konferenzbeitrag
1996Theory of fiber-optic CDMA
Iversen, K.; Muckenheim, J.; Nampicke, D.
Konferenzbeitrag
1996Wavelength and polarisation independent all optical synchronisation of high frequency DFB type self-pulsations
Sartorius, B.; Möhrle, M.; Malchow, S.; Reichenbacher, S.
Zeitschriftenaufsatz
19953*10 Gbit/s, 100 km data transmission based an sliced spectrum signal generation using a single tunable mode locked semiconductor laser pulse source
Ludwig, R.; Pieper, W.; Langenhorst, R.; Weber, H.G.
Konferenzbeitrag
199540 Gbit/s all-optical demultiplexing using a monolithically integrated Mach-Zehnder interferometer with semiconductor laser amplifiers
Jahn, E.; Agrawal, N.; Arbert, M.; Ehrke, H.-J.; Franke, D.; Ludwig, R.; Pieper, W.; Weber, H.G.; Weinert, C.M.
Zeitschriftenaufsatz
199540 Gbit/s all-optical demultiplexing using a monolithically integrated Mach-Zehnder interferometer with semiconductor laser amplifiers
Jahn, E.; Agrawal, N.; Arbert, M.; Ehrke, H.-J.; Franke, D.; Ludwig, R.; Pieper, W.; Weber, H.G.; Weinert, C.M.
Konferenzbeitrag
199550 GHz operation of waveguide integrated photodiode at 1.55 mu m
Umbach, A.; Trommer, D.; Siefke, A.; Unterborsch, G.
Konferenzbeitrag
1995Optical microwave generation and transmission experiments using a monolithically integrated tunable optical signal source
Braun, R.P.; Kaiser, R.; Rohde, D.; Stenzel, R.; Trommer, D.; Heidrich, H.; Grosskopf, G.
Konferenzbeitrag
1995Optical microwave technology for future cellular mobile radio networks
Braun, R.-P.; Grosskopf, G.; Rohde, D.; Walf, G.
Zeitschriftenaufsatz
1995Photonic signal processing in fiber optic links
Patzak, E.
Konferenzbeitrag
1995Two stage polarization insensitive regenerative wavelength converter
Weich, K.; Horer, J.; Eggemann, R.; Patzak, E.; Ludwig, R.; Mohrle, M.; Schimpe, R.
Konferenzbeitrag
1994Cross talk in a fiber-loop optical buffer
Pieper, W.; Eiselt, M.; Ehrhardt, A.; Grosskopf, G.; Langenhorst, R.; Weber, H.G.
Konferenzbeitrag
1994Engineered, rack-mounted, optical reference unit at 1547.825 nm
Fischer, U.H.P.; Helmolt, C. von
Zeitschriftenaufsatz
1994Investigations on the stability of an all-optically extracted clock at 18 GHz using a selfpulsating DFB-laser
Feiste, U.; As, D.J.; Ehrhardt, A.; Mohrle, M.; Franke, D.
Konferenzbeitrag
1994Monolithically integrated heterodyne receivers based on InP
Heidrich, H.; Fidorra, F.; Hamacher, M.; Kaiser, R.; Li, K.; Trommer, D.; Unterborsch, G.
Konferenzbeitrag
1994Nonlinearity-insensitive standard-fiber transmission based on optical-phase conjugation in a semiconductor-laser amplifier
Pieper, W.; Kurtzke, C.; Schnabel, R.; Breuer, D.; Ludwig, R.; Weber, H.G.; Petermam, K.
Konferenzbeitrag
1994Transparent optical multistable frequency stage using an injection locked Fabry-Perot converter laser
Fiedler, P.; Foisel, H.-M.; Strebel, B.
Konferenzbeitrag
1986Application of coherent systems in the subscriber loop
Bachus, E.-J.; Heydt, G.
Konferenzbeitrag
1978The state of the art in optical fibre communication. I
Fussganger, K.; Matt, H.J.
Zeitschriftenaufsatz