Fraunhofer-Gesellschaft

Publica

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.
Conference Paper
2009Operational conditions for extinction ratio improvement in ultralong SOAs
Runge, P.; Elschner, R.; Bunge, C.-A.; Petermann, K.; Schlak, M.; Brinker, W.; Sartorius, B.
Journal Article
2009Wavelength conversion and optical signal processing in PPLN waveguides
Sohler, W.; Buchter, D.; Gui, L.; Herrmann, H.; Hu, H.; Ludwig, R.; Nouroozi, R.; Quiring, V.; Ricken, R.; Schubert, C.; Suche, H.
Conference Paper
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.
Conference Paper
2007Photonic crystal microcavities in SOI photonic wires for WDM filter applications
Kuhlow, B.; Przyrembel, G.; Schluter, S.; Furst, W.; Steingruber, R.; Weimann, C.
Journal Article
2006Recent developments in WDM-PON technology
Langer, K.D.; Vathke, J.; Habel, K.; Arellano, C.
Conference Paper
200540 Gb/s WDM-transmission with EDFAs in comparison to Raman amplified transmission with Raman fiber lasers as first-order and second-order pump
Schulze, E.; Warnke, A.; Raub, F.
Conference Paper
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.
Journal Article
2002All-active InGaAsP/InP ring cavities for widespread functionalities in the wavelength domain
Troppenz, U.; Hamacher, M.; Rabus, D.G.; Heidrich, H.
Conference Paper
2002Box-like filter response of triple ring resonators with integrated SOA sections based on GaInAsP/InP
Rabus, D.G.; Hamacher, M.; Heidrich, H.; Troppenz, U.
Conference Paper
2002High-Q channel-dropping filters using ring resonators with integrated SOAs
Rabus, D.G.; Hamacher, M.; Troppenz, U.; Heidrich, H.
Journal Article
2002Optoelectronic/photonic integrated circuits on InP between technological feasibility and commercial success
Kaiser, R.; Heidrich, H.
Journal Article
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.
Conference Paper
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.
Conference Paper
2001160 Gb/s all-optical demultiplexer using a hybrid gain-transparent SOA Mach-Zehnder-interferometer
Diez, S.; Schubert, C,; Ludwig, R.; Ehrke, H.-J.; Feiste, U.; Schmidt, C.; Weber, H.G.
Conference Paper
2001160 Gb/s all-optical demultiplexing using a gain-transparent ultrafast-nonlinear interferometer
Diez, S.; Schubert, C.; Feiste, U.; Ludwig, R.; Berger, J.; Weber, H.G.
Conference Paper
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.
Conference Paper
2001160-Gb/s all-optical demultiplexing using a gain-transparent ultrafast-nonlinear interferometer (GT-UNI)
Schubert, C.; Diez, S.; Berger, J.; Ludwig, R.; Feiste, U.; Weber, H.G.; Toptchiyski, G.; Petermann, K.; Krajinovic, V.
Journal Article
2001Athermal all-polymer arrayed-waveguide grating multiplexer
Keil, N.; Yao, H.H.; Zawadzki, C.; Bauer, J.; Bauer, M.; Dreyer, C.; Schneider, J.
Journal Article
2001Athermal polarisation-independent arrayed-waveguide grating (AWG) multiplexer using an all-polymer approach
Keil, N.; Yao, H.H.; Zawadzki, C.
Conference Paper, Journal Article
2001Athermal polarization-independent all-polymer arrayed waveguide grating (AWG) multi/demultiplexer
Keil, N.; Yao, H.H.; Zawadzki, C.; Bauer, J.; Bauer, M.; Dreyer, C.; Schneider, J.
Conference Paper
2001Clock recovery from 160 Gbit/s data signals using phase-locked loop with interferometric optical switch based on semiconductor optical amplifier
Yamamoto, T.; Oxenlowe, L.K.; Schmidt, C.; Schubert, C.; Hilliger, E.; Feiste, U.; Berger, J.; Ludwig, R.; Weber, H.G.
Journal Article
2001Experimental verification of noise squeezing by an optical intensity filter in high-speed transmission
Ludwig, R.; Sizmann, A.; Feiste, U.; Schubert, C.; Kroh, M.; Weinert, C.M.; Weber, H.G.
Conference Paper
2001Hybrid polymer/silica thermo-optic vertical coupler switches
Keil, N.; Yao, H.H.; Zawadzki, C.; Lösch, K.; Satzke, K.; Wischmann, W.; Wirth, J.V.; Schneider, J.; Bauer, J.; Bauer, M.
Journal Article, Conference Paper
2001MMI-coupled ring resonators in GaInAsP-InP
Rabus, D.G.; Hamacher, M.
Journal Article
2001Multi-fiber-chip-coupling modules for monolithically integrated Mach-Zehnder interferometers for TDM/WDM communication systems
Ehlers, H.; Schlak, M.; Fischer, U.H.P.
Conference Paper
2001Thermo-optic 1*2- and 1*8-vertical coupled switches (VCS) using hybrid polymer/silica integration technology
Keil, N.; Yao, H.H.; Zawadzki, C.; Lösch, K.; Satzke, K.; Wischmann, W.; Wirth, J.; Schneider, J.; Bauer, J.; Bauer, M.
Conference Paper
2000155 Mbit/s data transmission at 62 GHz using an optically steered antenna
Grosskopf, G.; Rohde, D.; Eggemann, R.
Conference Paper
2000160 Gbit/s all-optical demultiplexing using hybrid gain-transparent SOA Mach-Zehnder interferometer
Diez, S.; Schubert, C.; Ludwig, R.; Ehrke, H.-J.; Feiste, U.; Schmidt, C.; Weber, H.G.
Journal Article
2000Comparision of a Kr-stabilized laser and a holographic filter for use as an optical frequency control element for high dense WDM systems
Fischer, U.H.P.; Karlovac, N.
Journal Article
2000High-speed, high-responsivity 1.55 mu m photodetector on InP
Umbach, A.; Trommer, D.; Steingrüber, R.; Seeger, A.; Ebert, W.; Unterborsch, G.
Conference Paper
2000Optoelectronic packaging of arrayed-waveguide grating modules and their environmental stability tests
Ehlers, H.; Biletzke, M.; Kuhlow, B.; Przyrembel, G.; Fischer, U.H.P.
Journal Article
2000Transparent interconnection of multi-vendor metropolitan sub-networks
Langer, K.-D.; Vathke, J.; Walf, G.; Broniecki, U.; Dembeck, L.; Eilenberger, G.; Braun, R.-P.; Gladisch, A.; Szuppa, S.; Bock, H.; Leisching, P.; Richter, A.; Grupp, W.
Conference Paper
2000Unrepeatered 160 Gbit/s RZ single channel transmission over 160 km of standard fiber at 1.55 mu m with hybrid MZI optical DEMUX
Ludwig, R.; Feiste, U.; Diez, S.; Schubert, C.; Schmidt, C.; Ehrke, H.J.; Weber, H.G.
Conference Paper
1999160-Gb/s optical sampling by gain-transparent four-wave mixing in a semiconductor optical amplifier
Diez, S.; Ludwig, R.; Schmidt, C.; Feiste, U.; Weber, H.G.
Journal Article
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.
Journal Article
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.
Journal Article
1999Arrayed-waveguide grating demultiplexer with variable transmission characteristic
Pawlowski, E.; Kuhlow, B.; Przyrembel, G.; Warmuth, C.
Conference Paper
1999AWG-based device for a WDM overlay PON in the 1.5 mu m band
Kuhlow, B.; Przyrembel, G.; Pawlowski, E.; Ferstl, M.; Furst, W.
Journal Article
1999AWG-based devices for a WDM overlay PON
Przyrembel, G.; Kuhlow, B.
Book Article
1999Fabrication of a multichannel wavelength-division multiplexing-passive optical net demultiplexer with arrayed-waveguide gratings and diffractive optical elements
Pawlowski, E.; Ferstl, M.; Hellmich, H.; Kuhlow, B.; Warmuth, C.; Salgueiro, J.R.
Journal Article
1999Gain-transparent SOA-switch for high-bitrate OTDM add/drop multiplexing
Diez, S.; Ludwig, R.; Weber, H.G.
Journal Article
1999A new fiber-chip coupling concept for reusable multipurpose packaging suitable for up to 45 GHz bandwidth
Fischer, U.H.P.; Eckhardt, T.; Jacumeit, G.; Kilk, A.; Mekonnen, G.G.; Pech, D.; Ziegler, R.
Conference Paper
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.
Journal Article
1998All-optical clock recovery module based on self-pulsating DFB laser
Sartorius, B.; Bornholdt, C.; Brox, O.; Ehrke, H.J.; Hoffmann, D.; Ludwig, R.; Mohrle, M.
Journal Article
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.
Journal Article
1998Integrated multichannel 1.3 mu m/1.55 mu m AWG MUX/DEMUX for WDM-PONs
Kuhlow, B.; Przyrembel, G.
Conference Paper
1998Monolithically integrated transceivers on InP: The development of a generic integration concept and its technological challenges
Kaiser, R.; Hamacher, M.; Heidrich, H.; Albrecht, P.; Ebert, W.; Gibis, R.; Künzel, H.; Löffler, R.; Malchow, S.; Möhrle, M.; Rehbein, W.; Schroeter-Janssen, H.
Conference Paper
1998Multichannel 1.3 mu m/1.55 mu m AWG multiplexer/demultiplexer for WDM-PONs
Przyrembel, G.; Kuhlow, B.; Pawlowski, E.; Ferstl, M.; Furst, W.; Ehlers, H.; Steingrüber, R.
Journal Article
1998Opto-electronic packaging for broadband high speed (40 Gb/s) optical demultiplexer chip
Rosin, T.; Bornholdt, C.; Hoffmann, D.; Burghardt, R.
Conference Paper
1998Polarisation insensitive meander-type wavelength demultiplexer with large tuning range
Trommer, D.; Arps, M.; Kreissl, J.; Steingrüber, R.; Ebert, W.; Venghaus, H.
Conference Paper
1998Polarization insensitive frequency converter with the capability of chirp removal
Eiselt, M.; Schnabel, R.; Dietrich, E.
Journal Article
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.
Conference Paper
199770 GHz long-wavelength photodetector
Unterborsch, G.; Umbach, A.; Trommer, D.; Mekonnen, G.G.
Conference Paper
1997Comparison of cascadability performance of different types of commercially available wavelength (de)multiplexers
Caspar, C.; Foisel, H.-M.; Helmolt, C.; Strebel, B.; Sugaya, Y.
Journal Article
1997Comparison of the cascadability performance of different types of commercially available wavelength (de)multiplexers
Caspar, C.; Foisel, H.-M.; Helmolt, C. von; Strebel, B.; Sugaya, Y.
Conference Paper
1997Extinction ratio degradation in a 40 Gbit/s optical demultiplexer based on a monolithically integrated Michelson-interferometer
Pieper, W.; Ludwig, R.; Weber, H.G.; Schilling, M.; Daub, K.; Lach, E.; Laube, G.; Idler, W.; Wunstel, K.
Conference Paper
1997Low phase noise microwave and millimeter-wave generation and transmission using optical heterodyning
Braun, R.-P.; Grosskopf, G.; Rohde, D.; Schmidt, F.
Conference Paper
1997Optical add/drop multiplexers for WDM communication systems
Venghaus, H.; Gladisch, A.; Joergensen, B.F.; Jouanno, J.-M.; Kristensen, M.; Pedersen, R.J.; Testa, F.; Trommer, D.; Weber, J.P.
Conference Paper
1997Quasicontinuous tunable fiber-ring laser applied as local oscillator in an absolute calibrated spectrometer for WDM systems
Kruger, U.; Kruger, K.; Helmolt, C. von
Journal Article
1997Y-branch-the key component for crosstalk reduced optical switches: modelling analysis
Nolting, H.-P.; Gravert, M.; Reden, W. von
Journal Article
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.
Conference Paper
1996AWG based WDM upgrade of a PON
Westphal, F.-J.; Hermes, T.; Hilbk, U.; Saniter, J.
Conference Paper
1996Bi-directional photonic integrated transceivers for optical communication systems
Heidrich, H.; Hamacher, M.; Kaiser, R.; Wenger, G.; Albrecht, P.; Löffler, R.; Malchow, S.; Rehbein, W.; Schroeter-Janssen, H.; Steingrüber, R.
Conference Paper
1996Crosstalk reduced digital optical switch with single electrode designed for InP
Nolting, H.-P.; Gravert, M.; Bachmann, M.; Renaud, M.
Conference Paper
1996Joint electrorefraction and electroabsorption in MQWs for digital switching with extremely low cross talk (< -45 dB)
Hoffman, D.; Bornholdt, C.; Kappe, F.; Mörl, L.; Reier, F.-W.; Sigmund, A.
Conference Paper
1996Monolithic 10 channel 10 Gbit/s amplifier array using 0.3 mu m AlGaAs/GaAs-HEMTs
Lao, Z.; Berroth, M.; Hurm, V.; Ludwig, M.; Bronner, W.; Schneider, J.
Journal Article
1996Monolithically integrated asymmetric Mach-Zehnder interferometer as a 20 Gbit/s all-optical add/drop multiplexer for OTDM systems
Jahn, E.; Agrawal, N.; Ehrke, H.-J.; Ludwig, R.; Pieper, W.; Weber, H.G.
Journal Article
1996Monolithically integrated nonlinear interferometers for all-optical switching
Jahn, E.; Agrawal, N.; Ehrke, H.-J.; Pieper, W.; Franke, D.; Furst, W.; Weinert, C.M.
Conference Paper
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.; Weber, H.G.; Furst, W.
Conference Paper
1996Optical signal processing using monolithically integrated semiconductor laser amplifier structures
Agrawal, N.; Jahn, E.; Pieper, W.; Ehrke, H.-J.
Conference Paper
1996Photonic transceiver IC for the subscriber access region
Heinrich, H.; Venghaus, H.
Journal Article
1996Ultrafast optical signal processing using semiconductor laser amplifiers
Schnabel, R.; Ludwig, R.; Pieper, W.; Diez, S.; Weber, H.G.
Journal Article
1996Wavelength independent clock recovery at 10 Gb/s using self-pulsating DFB lasers with integrated phase tuning section
Sartorius, B.; Möhrle, M.; Reichenbacher, S.; Eggemann, R.
Conference Paper
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.
Conference Paper
199550 GHz operation of waveguide integrated photodiode at 1.55 mu m
Umbach, A.; Trommer, D.; Siefke, A.; Unterborsch, G.
Conference Paper
1995Fast 2*2 Mach-Zehnder optical space switches using InGaAsP-InP multiquantum-well structures
Agrawal, N.; Weinert, C.M.; Ehrke, H.-J.; Mekonnen, G.G.; Franke, D.; Bornholdt, C.; Langenhorst, R.
Journal Article
1995Long-term frequency stability of three absolutely referenced lasers at 1547.8 nm located at different places which were separated by 30 Km
Fischer, U.H.P.; Gladisch, A.; Giehmann, L.; Helmolt, C. von; Rocks, M.
Conference Paper
1995Massively parallel optical systems with nearest-neighbour interconnections
Giglmayr, J.
Conference Paper
1995Novel digital optical switch with crosstalk below -40 dB based on absorptive switching
Hoffmann, D.; Bornholdt, C.; Kappe, F.; Morl, L.; Reier, F.-W.
Conference Paper
1995Optical millimeter-wave generation and transmission technologies for mobile communications, an overview
Braun, R.P.; Grosskopf, G.; Rohde, D.
Conference Paper
1995Optical time-domain demultiplexing using semiconductor laser amplifiers
Eiselt, M.; Pieper, W.; Schnabel, R.; Ludwig, R.; Weber, H.G.
Conference Paper
1995Photonic signal processing in fiber optic links
Patzak, E.
Conference Paper
1995Submicron InGaAs/InP MSM photodetectors for operation at 1.55 mu m
Umbach, A.; Droge, E.; Engel, H.; Bottcher, E.H.; Unterborsch, G.; Steingrüber, R.; Bimberg, D.
Conference Paper
1995SYNGRAT, an electrooptically controlled tunable filter with a synthesized grating structure
Nolting, H.-P.; Gravert, M.
Journal Article
1995Theoretical investigation of electro-optical switches with very low crosstalk
Nolting, H.-P.; Gravert, M.
Conference Paper
1995Two stage polarization insensitive regenerative wavelength converter
Weich, K.; Horer, J.; Eggemann, R.; Patzak, E.; Ludwig, R.; Mohrle, M.; Schimpe, R.
Conference Paper
199418 GHz all-optical frequency locking and clock recovery using a self-pulsating two-section DFB-laser
Feiste, U.; As, D.J.; Ehrhardt, A.
Journal Article
19944*4 polymer thermo-optic directional coupler switch at 1.55 mu m
Keil, N.; Yao, H.H.; Zawadzki, C.; Strebel, B.
Journal Article
19945 Gbit/s optical switching between two injection locked modes of a semiconductor laser
Weich, K.; Patzak, E.; Horer, I.; As, D.J.; Eggemann, R.; Mohrle, M.
Conference Paper
1994All-optical transparent interconnection of two experimental OFDM-LANs
Westphal, F.-J.; Bader, G.; Bunning, H.; Burmeister, M.; Grossmann, E.; Hermes, T.; Hilbk, U.; Hoen, B.; Meissner, P.; Peters, K.; Raub, F.; Saniter, J.; Schmidt, F.
Conference Paper
1994Engineered automatic control and frequency stabilization unit for a coherent multichannel (CMC) system
Fischer, U.H.P.; Helmolt, C. von; Kruger, K.; Kruger, U.
Journal Article
1994High-speed optical 2*2 space switch on InP with travelling wave electrodes
Kappe, F.; Bornholdt, C.; Mekonnen, G.G.; Ehrke, H.J.; Reier, F.-W.; Hoffmann, D.
Conference Paper
1994Injection locked laser as wavelength converter and optical regenerator up to 10 Gbit/s
Weich, K.; Horer, J.; Patzak, E.; As, D.J.; Eggemann, R.; Mohrle, M.
Conference Paper
1994Investigation of crosstalk interference in a fibre loop optical buffer
Pieper, W.; Eiselt, M.; Grosskopf, G.; Langenhorst, R.; Ehrhardt, A.; Weber, H.G.
Journal Article
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.
Conference Paper
1994An optical FDM local area network based on a passive bypassed star coupler
Saniter, J.; Bader, G.; Bunning, H.; Burmeister, M.; Hermes, T.; Hilbk, U.; Westphal, F.-J.
Conference Paper
1994Polarization insensitive frequency conversion of a 10-channel OFDM signal using four-wave-mixing in a semiconductor laser amplifier
Schnabel, R.; Hilbk, U.; Hermes, T.; Meissner, P.; Helmolt, C.; Magari, K.; Raub, F.; Pieper, W.; Westphal, F.J.; Ludwig, R.; Kuller, L.; Weber, H.G.
Journal Article
1994Scanning heterodyne spectrometer with different local oscillator laser types
Fischer, U.H.P.; Helmolt, C. von
Journal Article
1993All-optical clock extraction at 18 Gbit/s by a self-pulsating two-section DFB-laser
Ehrhardt, A.; As, D.J.; Feiste, U.
Conference Paper
1993All-optical high speed demultiplexing with a semiconductor laser amplifier in a loop mirror configuration
Eiselt, M.; Pieper, W.; Weber, H.G.
Journal Article
1993Coherent bidirectional communication experiment with internally bypassed star coupler in presence of Rayleigh backscattering
Westphal, F.-J.; Hermes, T.; Hilbk, U.; Meissner, P.
Journal Article
1993Decision gate for all-optical data retiming using a semiconductor laser amplifier in a loop mirror configuration
Eiselt, M.; Pieper, W.; Weber, H.G.
Journal Article
1993New transmissive and reflective star networks allowing easy optical interconnection
Hermes, T.; Hilbk, U.; Meissner, P.; Saniter, J.; Westphal, F.-J.
Journal Article
1993Optical frequency multiplex technique: principles, applications, and potential
Bachus, E.-J.; Grosskopf, G.; Heidrich, H.; Helmolt, C. von; Meissner, P.; Patzak, E.; Saniter, J.; Strebel, B.; Walf, G.; Weber, H.-G.
Journal Article
1993Overcoming the influence of rayleigh backscattering in a coherent communication system
Hilbk, U.; Hermes, T.H.; Meissner, P.; Westphal, F.-J.
Conference Paper
1993Polarization-independent Mach-Zehnder interferometer on III-V semiconductors
Venghaus, H.; Weinert, C.M.
Journal Article
1993Semiconductor laser amplifier in loop mirror configurations for signal-processing
Eiselt, M.; Pieper, W.; Weber, H.G.
Conference Paper
1993Transparency in optical networks
Bachus, E.J.
Conference Paper
1993Transparent switching node for optical frequency division multiplexed signals
Braun, R.-P.; Caspar, C.; Foisel, H.-M.; Heimes, K.; Strebel, B.; Keil, N.; Yao, H.H.
Journal Article
1993Wavelength conversion and switching of high speed data signals using semiconductor laser amplifiers
Schnabel, R.; Pieper, W.; Ehrhardt, M.; Eiselt, M.; Weber, H.G.
Journal Article
1992Absolute stabilized 10 channel TV-distribution system with microprocessor controlled subscriber station
Hilbk, U.; Burmeister, M.; Hermes, T.; Hoen, B.
Conference Paper
1992Integrated wavelength demultiplexer-receiver on InP
Bornholdt, C.; Trommer, D.; Unterborsch, G.; Bach, H.G.; Kappe, F.; Passenberg, W.; Rehbein, W.; Reier, F.; Schramm, C.; Stenzel, R.; Umbach, A.; Venghaus, H.; Weinert, C.M.
Journal Article
1992Key components based on InP for optical broadband communication. 2
Preier, H.; Doldissen, W.; Venghaus, H.
Journal Article
1992Key components for optical broadband communication based in InP
Preier, H.; Doldissen, W.; Venghaus, H.
Journal Article
1992Meander-type wavelength demultiplexer with weighted coupling
Venghaus, H.; Bornholdt, C.; Kappe, F.; Nolting, H.-P.; Weinert, C.M.
Journal Article
1992Photonic ATM switching with semiconductor laser amplifier gates
Eiselt, M.; Grosskopf, G.; Ludwig, R.; Pieper, W.; Weber, H.G.
Journal Article
1991Applications of optical waveguide devices on future optical communication and signal processing
Keil, N.; Strebel, B.; Yao, H.; Krauser, J.
Conference Paper
1991Balanced phase and polarization diversity coherent optical receiver
Langenhorst, R.; Pieper, W.; Eiselt, M.; Rohde, D.; Weber, H.G.
Journal Article
1991Coherent bidirectional broadband communication experiment using a reflective star coupler
Hermes, T.; Hilbk, U.; Meissner, P.; Saniter, J.; Westphal, F.-J.
Conference Paper
1991Critical issues in the MBE growth of Ga0.47In0.53As for waveguide/PIN/JFET integration
Kunzel, H.; Kaiser, R.; Passenberg, W.; Trommer, D.; Unterborsch, G.
Conference Paper, Journal Article
1991Engineered automatic control and frequency stabilization unit for the RACE project R 1010: Coherent multichannel (CMC) system demonstrator
Fischer, U.H.P.; Helmolt, C. von; Kruger, K.; Kruger, U.
Conference Paper
1991New reflective type star couplers for full duplex channels
Hermes, T.
Journal Article
1991Optical signal processing using semiconductor laser amplifiers
Weber, H.G.; Grosskopf, G.; Ludwig, R.; Patzak, E.; Schnabel, R.
Conference Paper
1991RF and noise characterization of a monolithically integrated receiver on InP
Feiste, U.; Kaiser, R.; Mekonnen, G.G.; Schramm, C.; Trommer, D.; Unterborsch, G.
Conference Paper
1991Transmission experiments employing a bulk-optical device for simultaneous phase and polarization diversity reception
Eiselt, M.; Langenhorst, R.; Pieper, W.; Rohde, D.; Weber, H.G.
Conference Paper
1991Transparent all-optical coherent-multi-carrier 4*2 switching node
Braun, R.-P.; Bachus, E.-J.; Caspar, C.; Foisel, H.-M.; Strebel, B.
Conference Paper
1991Tunable TE/TM-mode converter on (001)-InP-substrate
Schlak, M.; Weinert, C.M.; Albrecht, P.; Nolting, H.-P.
Journal Article
1990Balanced 3*3 port phase diversity receiver with reduced impact of thermal noise
Langenhorst, R.; Patzak, E.; Pieper, W.
Journal Article
1990Balanced phase and polarization diversity receiver in a 565 Mbit/s DPSK transmission system
Langenhorst, R.; Pieper, W.; Eiselt, M.; Rohde, D.; Weber, H.G.
Conference Paper
1990The development of a polarization-diversity heterodyne receiver-waveguide switch on InP
Albrecht, P.; Hamacher, M.; Heidrich, H.; Hoffmann, D.; Nolting, H.P.; Schlak, M.; Weinert, C.M.
Conference Paper
1990Frequency conversion by four-wave-mixing in LD amplifiers
Grosskopf, G.; Ludwig, R.; Schnabel, R.; Schunk, N.; Weber, H.G.
Conference Paper
1990FSK heterodyne multichannel television distribution system for 140 Mbit/s
Westphal, F.-J.
Journal Article
1990Meander coupler, a novel wavelength division multiplexer/demultiplexer
Bornholdt, C.; Kappe, F.; Muller, R.; Nolting, H.-P.; Reier, F.; Stenzel, R.; Venghaus, H.; Weinert, C.M.
Journal Article
1990Meander coupler: A novel structure for WDM-applications
Kappe, F.; Bornholdt, C.; Nolting, H.-P.; Reier, F.; Stenzel, R.; Venghaus, H.; Weinert, C.M.
Conference Paper
1990Optical amplifiers in fibre optic communication networks
Grosskopf, G.; Ludwig, R.; Schnabel, R.; Schunk, N.; Weber, H.G.
Conference Paper
1990Polarization converter and splitter for a coherent receiver optical network on InP
Albrecht, P.; Hamacher, M.; Heidrich, H.; Hoffmann, D.; Nolting, H.-P.; Schlak, M.; Weinert, C.M.
Conference Paper
1990Requirements of components for future wide-band communications
Baack, C.
Conference Paper
1990Tunable TE/TM-mode convertor on (001)-InP-substrate
Schlak, M.; Weinert, C.M.; Albrecht, P.; Nolting, H.P.
Conference Paper
1990Waveguide integrated PINFET on InP for receiver OEICs
Trommer, D.; Feiste, U.; Hochheim, S.; Kaiser, R.; Passenberg, W.; Reier, F.; Schramm, C.; Umbach, A.; Unterborsch, G.
Conference Paper
1990WDM components on the basis of InGaAsP/InP directional couplers
Bornholdt, C.; Kappe, F.; Nolting, H.P.; Stenzel, R.; Venghaus, H.; Weinert, C.M.
Conference Paper
1989Balanced phase diversity receiver in 565 Mbit/s DPSK transmission system
Langenhorst, R.; Pieper, W.; Weber, H.G.; Knupke, H.; Fluge, M.; Wenke, G.
Journal Article
1989Broadband exchange by coherent multi-carrier switching
Bachus, E.-J.; Braun, R.-P.; Caspar, C.; Foisel, H.M.; Keil, N.; Yao, H.H.; Strebel, B.
Conference Paper
1989Butt coupled photodiodes integrated with Y-branched optical waveguides on InP
Döldissen, W.; Fiedler, F.; Kaiser, R.; Mörl, L.
Journal Article
1989Calculation of bit error rate in DPSK system with interfering echoes from optical amplifier chain
Patzak, E.
Journal Article
1989Coherent optical multicarrier systems
Bachus, E.J.; Braun, R.P.; Caspar, C.; Foisel, H.M.; Grossmann, E.; Strebel, B.; Westphal, F.J.
Journal Article
1989Compact bulk optical 90 degrees hybrid for balanced phase diversity receivers
Langenhorst, R.; Wenke, G.
Journal Article
1989A fast polarization controller for coherent phase diversity receivers
Frederiksen, P.T.; Fluge, M.; Dietrich, E.; Weber, H.G.
Journal Article
1989InP based integrated laser driver circuit
Paraskevopoulos, A.; Bach, H.G.; Mekonnen, G.; Schroeter-Janssen, H.; Fiedler, F.; Grote, N.
Conference Paper
1989LiNbO3 devices for coherent communication applications
Hoffmann, D.; Heidrich, H.
Conference Paper
1989Lithium niobate guided-wave network for a coherent receiver
Heidrich, H.; Hoffmann, V.D.; Helmolt, C.H.v.; Ahlers, H.
Journal Article
1989Phase diversity transmission experiments employing novel optical and electronic components
Langenhorst, R.; Wenke, G.; Fluge, M.; Pieper, W.; Weber, H.G.
Conference Paper
1989Semiconductor laser optical amplifiers for multichannel coherent optical transmission
Dietrich, E.; Enning, B.; Grosskopf, G.; Kuller, L.; Ludwig, R.; Molt, R.; Patzak, E.; Weber, H.G.
Journal Article
1989Semiconductor laser optical amplifiers in switching and distribution networks
Grosskopf, G.; Kuller, L.; Ludwig, R.; Schnabel, R.; Weber, H.G.
Journal Article
1989Sensitivity degradation of conventional and balanced 3*3 port phase diversity DPSK receivers due to thermal and local oscillator intensity noise
Patzak, E.; Lancenhorst, R.
Journal Article
1989Signal processing in an optical polarization diversity receiver for 560-Mbit/s ASK heterodyne detection
Enning, B.; Vodhanel, R.S.; Dietrich, E.; Patzak, E.; Meissner, P.; Wenke, G.
Journal Article
1989Wideband bipolar multiplier IC with high dynamic range for use in coherent optical receivers
Fluge, M.; Frederiksen, P.T.; Enning, B.; Walf, G.; Weber, H.G.; Rein, H.M.
Journal Article
1988140 Mbit/s DPSK transmission using an all-optical frequency convertor with a 4000 GHz conversion range
Grosskopf, G.; Ludwig, R.; Weber, H.G.
Journal Article
1988Adaptive quantised feedback equalisation for FSK heterodyne transmission at 150 Mbit/s and 1 Gbit/s
Enning, B.; Vodhanel, R.S.
Journal Article
1988Application of nonlinear effects in semiconductor-laser optical amplifiers
Grosskopf, G.; Ludwig, R.; Weber, H.G.
Conference Paper
1988Coherent lithium niobate receiver chip for reset-free polarization control
Heidrich, H.; Hoffmann, D.; Helmolt, C.H. von; Ahlers, H.
Conference Paper
1988Components of a ten-channel coherent HDTV/TV distribution system
Bachus, E.-J.; Braun, R.-P.; Caspar, C.; Foisel, H.-M.; Goralczyk, H.; Grossmann, E.; Heimes, K.; Keil, N.; Menow, D.; Strebel, B.; Weickhmann, M.; Westphal, J.
Conference Paper
1988Devices and technologies for monolithically integrated InGaAsP/InP transmitter OEICs
Bach, H.G.; Fiedler, F.; Grote, N.; Bouadma, N.B.; Rose, B.; Devoldere, P.; Tegude, F.J.; Speier, P.; Wunstel, K.
Conference Paper
1988Integrated optical 90 degrees-hybrid on LiNbO3 for phase diversity receivers
Hoffmann, D.; Heidrich, H.; Wenke, G.; Langenhorst, R.
Conference Paper
1988Integrated optical switching in a local area network
Raub, F.; Schmidt, F.
Journal Article
1988Integrated optics 90 degrees hybrid on LiNbO3 for phase diversity receivers
Hoffmann, D.; Heidrich, H.; Wenke, G.; Langenhorst, R.
Journal Article
1988Optical heterodyne image rejection receiver
Westphal, F.-J.; Strebel, B.
Journal Article
1988Optical waveguide/photodetector combination in OEIC-receiver equipment of future fibre optic telecommunication networks
Kaiser, R.
Conference Paper
1988Performance of rearrangeable nonblocking 4*4 switch matrices on LiNbO3
Hoffman, D.; Heidrich, H.; Ahlers, H.; Fluge, M.K.
Journal Article
1988Theoretical investigation of local oscillator intensity noise in optical homodyne systems
Gross, R.; Meissner, P.; Patzak, E.
Journal Article
1987Current-injection analysis of invertible InGaAsP/InP double-heterostructure bipolar transistors
Bach, H.G.; Grote, N.; Fiedler, F.
Conference Paper
1987A digital fiber optic HDTV transmission system in Berlin
Hofker, U.; Teich, G.
Conference Paper
1987Integrated optical compensator on Ti:LiNbO3 for continuous and reset-free polarization control
Heidrich, H.; Helmolt, C.H. von; Hoffmann, D.; Ahlers, H.
Conference Paper
1987Multi-channel optical carrier frequency technique
Strebel, B.; Heydt, G.
Conference Paper
1987Optical amplifier configurations with low polarisation sensitivity
Grosskopf, G.; Ludwig, R.; Waarts, R.G.; Weber, H.G.
Journal Article
1987Optical isolation by orthogonal polarization
Helmolt, C.H. von
Conference Paper
1987Polarisation transformer on Ti:LiNbO3 with reset-free optical operation for heterodyne/homodyne receivers
Heidrich, H.; Helmolt, C. von; Hoffmann, D.; Hensel, H.-J.; Kleinwachter, A.
Journal Article
1987Polarization insensitive optical amplifier configurations
Grosskopf, G.; Ludwig, R.; Molt, R.; Weber, H.G.
Conference Paper
1987Stable operation of a laser diode directly coupled to a LiNbO3 chip using optical isolation by orthogonal polarization
Helmolt, C. von; Heidrich, H.; Schunk, N.
Journal Article
1987TE-TM polarization transformer with reset-free optical operation for monolithic integrated optics
Nolting, H.-P.; Heidrich, H.; Hoffmann, D.; Schlak, M.; Albrecht, P.
Conference Paper
1986Architecture of broad-band communications systems
Baack, C.; Heuer, P.
Journal Article
1986Crosstalk in optical amplifiers for two-channel transmission
Grosskope, G.; Ludwig, R.; Weber, H.G.
Journal Article
1986Integrated optical components on lithium niobate for optical communications
Heidrich, H.; Hoffmann, D.; Doldissen, W.
Conference Paper
1986Investigation of linewidth and side-mode suppression for a DBR laser with integrated passive waveguide
Meissner, P.; Patzak, E.
Journal Article
1986IO-components on LiNbO3 for optical communication networks
Hoffmann, D.; Heidrich, H.; Doldissen, W.
Conference Paper
1986Low-loss rearrangeably nonblocking 4*4 switch matrix module
Hoffmann, D.; Heidrich, H.; Doldissen, W.; Ahlers, H.; Kleinwachter, A.; Schmidt, R.
Conference Paper
1986Optical routing-state of the art and future aspects
Hermes, T.
Conference Paper
1986Polarization transformer with unlimited range on Ti:LiNbO3
Heidrich, H.; Velmolt, C.H.v.; Hoffmann, D.; Nolting, H.-P.; Ahlers, H.; Kleinwachter, A.
Conference Paper
1986Reliable laboratory transmitter with submegahertz linewidth
Wenke, G.; Patzak, E.; Meissner, P.
Journal Article
1985Integrated optical wavelength multiplexer/demultiplexer for optical communication
Nolting, H.-P.; Hoffmann, D.; Schlichting, M.
Conference Paper
1985LOCNET-a local area network using optical switching
Hermes, T.; Hoen, B.; Saniter, J.; Schmidt, F.
Journal Article
1984A broadband bipolar transistor amplifier for Gbit/s applications, developed with a CAD optimization program
Albrecht, W.; Enning, B.
Journal Article
1984Experiments on modulation properties and optical feedback characteristics of laser diodes stabilized by an external cavity or injection locking
Elze, G.; Grosskopf, G.; Kuller, L.; Wenke, G.
Journal Article
1984Integrated optical 4*4 star coupler on LiNbO3
Heidrich, H.; Hoffmann, D.; Doldissen, W.; Klug, M.
Journal Article
1984LOCNET - an experimental broadband LAN with optical switching
Hermes, T.; Saniter, J.; Schmidt, F.; Werner, W.
Conference Paper
1983Long time operation of the HHI service integrated optical broadband communications system-results and review
Kreutzer, H.W.; Saniter, J.
Conference Paper
1983A recursive filter for Gbit/s applications in an optical transmission system
Albrecht, W.; Enning, B.
Journal Article
1982Experimental results of the HHI broadband communications network
Hermes, T.; Hoen, B.; Kreutzer, H.W.; Schmidt, F.; Schmitt, H.P.; Settgast, H.H.; Volmary, C.; Werner, W.
Conference Paper
1982Fiber optic broadband communications systems-design and realizations
Kreutzer, H.W.; Hermes, T.
Conference Paper
1982Introduction possibilities of lightguides in television transmission techniques including cable TV
Baack, C.; Elze, G.
Journal Article
1982Laser mode partition noise in optical wideband transmission links
Grosskopf, G.; Kuller, L.; Patzak, E.
Journal Article
1982Modal mode partition noise in optical fiber systems
Elze, G.; Patzak, E.
Journal Article
1982A practical approach to the development of a transversal filter for equalization in an optical Gbit/s transmission system
Enning, B.
Journal Article
1982Spectral behaviour of InGaAsP/InP 1.3 mu m lasers and implications on the transmission performance of broadband Gbit/s signals
Wenke, G.; Enning, B.
Journal Article
19812.24 Gbit/s optical transmission system at 0.85 mu m wavelength
Albrecht, W.; Baack, C.; Elze, G.; Enning, B.; Heydt, G.; Peters, K.; Wolf, G.; Wenke, G.
Journal Article
1981Investigation of optical feedback effects on laser diodes in broad-band optical transmission systems
Wenke, G.; Elze, G.
Journal Article
1981Optical fiber tap with ground core
Bachus, E.-J.; Peters, K.; Strebel, B.
Journal Article
1981Retiming 2.24 Gbit/s and demultiplexing 2.24 to 1.12 Gbit/s in an optical transmission system by means of a single-gate field-effect transistor
Enning, B.
Journal Article
1980Broadband transmission over light guides
Herold, W.E.
Journal Article, Conference Paper
1979The HHI broad-band fiber-optic communications system at various European PCM hierarchy levels: Status of development and preliminary experimental results
Baack, C.; Elze, G.; Fussgaenger, K.; Matt, H.J.
Conference Paper
19781.12 Gbit/s regenerator experiment for an optical transmission system
Baack, C.E.; Elze, G.; Enning, B.; Heydt, G.; Knupke, H.; Löffler, R.; Walf, G.
Journal Article
1977GaAs MESFET: a high-speed optical detector
Baack, C.; Elze, G.; Walf, G.
Journal Article
1977Limiting repeater separation of digital and optical transmission systems at high bit rates
Baack, C.
Journal Article