Fraunhofer-Gesellschaft

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Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2005Receiver modules for 40 Gbit/s lightwave systems
Fischer, U.H.P.; Honecker, J.; Umbach, A.; Trommer, D.; Eckhardt, T.
Zeitschriftenaufsatz
2002Laser microwelding for fiber-chip coupling modules with tapered standard monomode fiber ends for optical communication systems
Fischer, U.H.P.; Krips, O.; Müller, E.; Jacob, A.
Zeitschriftenaufsatz
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
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.
Zeitschriftenaufsatz
2000Fiber-chip-coupling modules with up to 50 GHz modulation bandwidth and reusable fiber-chip-coupling mechanism
Eckhardt, T.; Krips, O.; Fischer, U.H.P.
Konferenzbeitrag
2000New reconfigurable fiber-chip coupling method for multipurpose packaging with up to 50 GHz modulation bandwidth
Fischer, U.H.P.; Peters, K.; Ziegler, R.; Pech, D.; Kilk, A.; Eckhardt, T.; Mekonnen, G.G.; Jacumeit, G.
Zeitschriftenaufsatz
2000Optoelectronic packaging of arrayed-waveguide grating modules and their environmental stability tests
Ehlers, H.; Biletzke, M.; Kuhlow, B.; Przyrembel, G.; Fischer, U.H.P.
Zeitschriftenaufsatz
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.
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
1996Absorption spectra of excited Kr 84 states between 1.5 and 1.58 mu m and their use for absolute frequency locking
Fischer, U.H.P.; Helmolt, C. von
Zeitschriftenaufsatz
1996Comparison of three optical frequency references for HDWDM systems under field conditions
Fischer, U.H.P.; Gladisch, A.; Giehmann, L.
Zeitschriftenaufsatz
1996Frequency stability of absolute optical frequency references distributed over 200 km of fibre for use in large-scale HDWDM systems
Fischer, U.H.P.; Gladisch, A.; Giehmann, L.
Konferenzbeitrag
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.
Konferenzbeitrag
1995Saturation and isotopic shift of the Kr 84 excited-state transition at 1547.825 nm
Fischer, U.H.P.; Helmolt, C. von
Zeitschriftenaufsatz
1994Engineered automatic control and frequency stabilization unit for a coherent multichannel (CMC) system
Fischer, U.H.P.; Helmolt, C. von; Kruger, K.; Kruger, U.
Zeitschriftenaufsatz
1994Engineered, rack-mounted, optical reference unit at 1547.825 nm
Fischer, U.H.P.; Helmolt, C. von
Zeitschriftenaufsatz
1994Scanning heterodyne spectrometer with different local oscillator laser types
Fischer, U.H.P.; Helmolt, C. von
Zeitschriftenaufsatz
1992Absolute CMC frequency stabilisation with 0.8 THz control range and OEIC front-end module
Fischer, U.H.P.; Helmolt, C. von; Kruger, K.; Kruger, U.
Zeitschriftenaufsatz
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.
Konferenzbeitrag