Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2011Terahertz two-cylinder waveguide coupler for transverse-magnetic and transverse-electric mode operation
Theuer, M.; Shutler, A.J.; Harsha, S.; Beigang, R.; Grischkowsky, D.
Journal Article
2009C-band optical 90°-hybrids based on silicon-on-insulator 4×4 waveguide couplers
Zimmermann, L.; Voigt, K.; Winzer, G.; Petermann, K.; Weinert, C.M.
Journal Article
2009Direct observation of Landau-Zener tunneling in a curved optical waveguide coupler
Dreisow, F.; Szameit, A.; Heinrich, M.; Nolte, S.; Tünnermann, A.; Ornigotti, M.; Longhi, S.
Journal Article
2007Optical coupling of active components and polymer based optical waveguide boards
Keil, N.; Yao, H.H.; Zawadzki, C.; Möhrle, M.; Schlaak, W.; Grote, N.
Conference Paper
2006Efficient generation of Cherenkov-type terahertz radiation from a lithium niobate crystal with a silicon prism output coupler
Theuer, M.; Torosyan, G.; Rau, C.; Beigang, R.; Maki, K.; Otani, C.; Kawase, K.
Journal Article
2001Hybrid polymer/silica vertical coupler switch with < -32 dB polarisation-independent crosstalk
Keil, N.; Yao, H.H.; Zawadzki, C.; Lösch, K.; Satzke, K.; Wischmann, W.; Wirth, J. von; Schneider, J.; Bauer, J.; Bauer, M.
Journal Article
2000Thermo-optic vertical coupler switches using hybrid polymer/silica integration technology
Keil, N.; Weinert, C.; Wirges, W.; Yao, H.H.; Yilmaz, S.; Zawadzki, C.; Schneider, J.; Bauer, J.; Bauer, M.; Lösch, K.; Satzke, K.; Wischmann, W.; Wirth, J. von
Journal Article
19991.55 mu m balanced mixer receiver OEIC with 15 GHz bandwidth
Unterborsch, G.; Schramm, C.; Hubsch, R.; Mekonnen, G.G.; Seeger, A.; Trommer, D.; Umbach, A.
Conference Paper
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.
Conference Paper
1997Selective MOMBE growth behaviour at the lateral interface of waveguide/laser butt-joints
Kunzel, H.; Ebert, S.; Gibis, R.; Kaiser, R.; Kizuki, H.; Malchow, S.
Conference Paper
1996Decentralized frequency stabilization scheme for a dense OFDM system involving simple filters and an absolute reference
Kruger, U.; Kruger, K.; Helmolt, C. von; Pawlowski, E.; Depovere, G.F.G.; Witlox, R.G.J.J.; Gils, R.A.J.C.M. van
Journal Article
1996Design of fiber-matched uncladded rib waveguides on InP with polarization-independent mode matching loss of 1 dB
Weinert, C.M.
Journal Article
1996Design of fibre matched uncladded rib waveguides on InP with polarization independent fibre coupling loss of 1 dB
Weinert, C.M.
Conference Paper
1996Fabrication of waveguide tapers by semitransparent mask photolithography
Wengelink, J.; Engel, H.
Conference Paper, Journal Article
1996High-bandwidth 1.55 mu m waveguide integrated photodetector
Unterborsch, G.; Trommer, D.; Umbach, A.; Mekonnen, G.G.
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.; Furst, W.; Weinert, C.M.
Journal Article
1996Polarization independent integrated mode transformer for uncladded InGaAsP/InP rib waveguides without epitaxial regrowth
Albrecht, P.; Heidrich, H.; Löffler, R.; Mörl, L.; Reier, F.; Weinert, C.M.
Conference Paper
1995Electro-optically controlled multiwavelength switch for WDM cross connector application
Nolting, H.-P.; Gravert, M.
Journal Article
1995High bandwidth heterodyne receiver OEIC, fabricated with a three stage MOVPE
Hamacher, M.; Trommer, D.; Li, K.; Schroeter-Janssen, H.; Rehbein, W.; Heidrich, H.
Conference Paper
1995Multi-purpose dual tunable laser/combiner PIC based on InP
Trommer, D.; Kaiser, R.; Stenzel, R.; Heidrich, H.
Conference Paper
1995Three-dimensional finite difference simulation of coupling behavior and loss in multimode interference devices
Weinert, C.M.; Agrawal, N.
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
1994Integrated planar Fresnel zone lenses for beam forming and coupling
Pawlowski, E.
Conference Paper
1994Integration of tunable DBR-lasers with waveguides for heterodyne receiver OEIC applications using selective area MOVPE
Kaiser, R.; Fidorra, F.; Heidrich, H.; Albrecht, P.; Rehbein, W.; Malchow, S.; Schroeter-Janssen, H.; Franke, D.; Sztefka, G.
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
1994Space-switching at 1.55 mu m using thermo-optic tunable polymer waveguide devices
Keil, N.; Yao, H.H.; Zawadzki, C.; Strebel, B.
Conference Paper
1993Active and redundant interconnection of independent optical networks based on modified star couplers
Hermes, T.; Hilbk, U.; Meissner, P.; Saniter, J.; Westphal, F.-J.
Conference Paper
1993Bidirectional eigenmode propagation for large refractive index steps
Sztefka, G.; Nolting, H.P.
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
1993Multi fiber/chip coupling and optoelectronic integrated circuit packaging based on flip chip bonding techniques
Weber, R.; Fidorra, F.; Hamacher, M.; Heidrich, H.; Jacumeit, G.
Conference Paper
1993New transmissive and reflective star networks allowing easy optical interconnection
Hermes, T.; Hilbk, U.; Meissner, P.; Saniter, J.; Westphal, F.-J.
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
1992Coherent receiver front-end module including a polarization diversity waveguide OIC and a high-speed InGaAs twin-dual p-i-n photodiode OEIC both based on InP
Hamacher, M.; Heidrich, H.; Kruger, U.; Stenzel, R.; Bauer, J.G.; Albrecht, H.
Journal Article
1992Eigenmode matching and propagation theory of square meander-type couplers
Nolting, H.-P.; Sztefka, G.
Journal Article
1992Experiment for bidirectional communication at same frequency using internally bypassed star coupler and coherent multichannel technique
Westphal, F.-J.; Hermes, T.; Hilbk, U.; Meissner, P.
Journal Article
1992Experimental systems for future coherent optical TV distribution and bidirectional communication
Meissner, P.; Saniter, J.
Journal Article
1992Meander-type wavelength demultiplexer with weighted coupling
Venghaus, H.; Bornholdt, C.; Kappe, F.; Nolting, H.-P.; Weinert, C.M.
Journal Article
1992Three-dimensional coupled mode method for simulation of coupler and filter structures
Weinert, C.M.
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
1991New reflective type star couplers for full duplex channels
Hermes, T.
Journal Article
1991Theoretical investigation of a meander coupler as fast tunable, narrowband multiplexer/demultiplexer for optical ATM-system application
Nolting, H.-P.
Conference Paper
1991Theoretical investigations of optical waveguide tapers on InGaAsP/InP
Nolting, H.P.; Weinert, C.M.
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
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
1990TE/TM mode splitters on InGaAsP/InP
Albrecht, P.; Hamacher, M.; Heidrich, H.; Hoffmann, D.; Nolting, H.; Weinert, C.M.
Journal Article
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
1989Integrated optics eight-port 90 degrees hybrid on LiNbO3
Hoffman, D.; Heidrich, H.; Wenke, G.; Langenhorst, R.; Dietrich, E.
Journal Article
1988Coherent lithium niobate receiver chip for reset-free polarization control
Heidrich, H.; Hoffmann, D.; Helmolt, C.H. von; Ahlers, H.
Conference Paper
1988Coupling of laser diode and polarisation maintaining fibre by gluing
Bunning, H.; Werner, W.
Journal Article
1988Waveguide-mirror components InGaAsP/InP
Albrecht, P.; Döldissen, W.; Niggebrügge, U.; Nolting, H.-P.; Schmid, H.
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
1986Integrated optical components on lithium niobate for optical communications
Heidrich, H.; Hoffmann, D.; Doldissen, W.
Conference Paper
1986IO-components on LiNbO3 for optical communication networks
Hoffmann, D.; Heidrich, H.; Doldissen, W.
Conference Paper
1985Integrated-optical 8*8 star coupler in Ti:LiNbO3
Doldissen, W.; Heidrich, H.; Hoffmann, D.; Ahlers, H.; Dohler, A.; Klug, M.
Conference Paper
1985Single-mode star couplers for optical switching applications
Werner, W.; Doeldissen, W.; Heidrich, H.; Hermes, T.; Hoffmann, D.; Saniter, J.; Schmidt, F.
Conference Paper
1984Integrated optical 4*4 star coupler on LiNbO3
Heidrich, H.; Hoffmann, D.; Doldissen, W.; Klug, M.
Journal Article
1982Modal mode partition noise in optical fiber systems
Elze, G.; Patzak, E.
Journal Article