Search Results - "Huelsmann, A."

Coplanar 148 GHz cascode amplifier MMIC using 0.15 mu m GaAs PHEMTs by Tessmann, A, Wohlgemuth, O, Reuter, R, Haydl, W H, Massler, H, Huelsmann, A

“…A two-stage D-band amplifier MMIC with 12 dB gain at 148 GHz has been developed, using a 0.15 mu m AlGaAs/InGaAs/GaAs PHEMT technology. The amplifier employs…”
Get full text

Coplanar 4-bit HEMT phase shifters for 94 GHz phased array radar systems by Zuefle, K., Steinhagen, F., Haydl, W.E., Hulsmann, A.

“…Coplanar 4-bit phase shifters for W-band operation at 94 GHz have been developed using PM-HEMTs as switching elements. The phase shifter MMIC uses double stub…”
Get full text

5 Gsample/s track-hold and 3 Gsample/s quasi-sample-hold ICs by Lao, Z., Thiede, A., Lienhart, H., Schlechtweg, M., Bronner, W., Hornung, J., Hulsmann, A., Jakobus, T.

“…Two fully-differential track-and-hold and quasi-sample-and-hold circuits are based on AlGaAs/GaAs-HEMTs with 6OGHz f/sub T/. The less complex of these circuits…”
Get full text

10 GB/s bit-synchronizer circuit with automatic timing alignment by clock phase shifting using quantum-well AlGaAs/GaAs/AlGaAs by Wennekers, P., Novotny, U., Huelsmann, A., Kaufel, G., Koehler, K., Raynor, B., Schneider, J.

“…A bit-synchronizer circuit is presented which operated up to a bit rate of Gb/s. The circuit comprises two master-slave flip -flops for data sampling, two…”
Get full text

RpoS-Dependent Stress Response and Exoenzyme Production in Vibrio vulnificus by HÜLSMANN, A, ROSCHE, T. M, KONG, I.-S, HASSAN, H. M, BEAM, D. M, OLIVER, J. D

“…Classifications Services AEM Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley Reddit…”
Get full text

Investigation of dielectric properties of multilayer structures consisting of homogeneous plastics and liquid solutions at 75–110 GHz by Klenner, M, Abels, T, Zech, C, Hülsmann, A, Schlechtweg, M, Ambacher, O

“…In this paper, we demonstrate an active 3-D millimeter wave (mmW) imaging system used for characterization of the dielectric function of different plastic…”
Get full text

Maltose and Maltodextrin Transport in the Thermoacidophilic Gram-Positive Bacterium Alicyclobacillus acidocaldarius Is Mediated by a High-Affinity Transport System That Includes a Maltose Binding Protein Tolerant to Low pH by Hülsmann, A, Lurz, R, Scheffel, F, Schneider, E

“…Article Usage Stats Services JB Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
Get full text

Subharmonically injection locked 94 GHz MMIC HEMT oscillator using coplanar technology by Kudszus, S., Haydl, W.H., Neumann, M., Bangert, A., Hulsmann, A.

“…A coplanar subharmonically injection locked VCO for 94 GHz with a tuning range of 4.5 GHz was developed, using 0.15 /spl mu/m AlGaAs-InGaAs-GaAs PM-HEMTs. A…”
Get full text

Ka-band high-power and driver MMIC amplifiers using GaAs PHEMTs and coplanar waveguides by Bessemoulin, A., Massler, H., Hulsmann, A., Schlechtweg, M.

“…We report the design and fabrication of compact 2- and 3-stage coplanar (CPW) microwave monolithic integrated circuit (MMIC) amplifiers having high output…”
Get full text

An optimized 25.5-76.5 GHz PHEMT-based coplanar frequency tripler by Campos-Roca, Y., Verweyen, L., Fernandez-Barciela, M., Sanchez, E., Curras-Francos, M. C., Bronner, W., Hulsmann, A., Schlechtweg, M.

“…This letter presents an optimized single-stage MMIC tripler with W-band output frequency (76.5 GHz). The circuit is based on an 0.15 μm gate-length…”
Get full text

A compact coplanar W-band variable gain amplifier MMIC with wide control range using dual-gate HEMTs by Tessmann, A., Haydl, W.H., Krems, T., Neumann, M., Massler, H., Verweyen, L., Hulsmann, A., Schlechtweg, M.

“…A W-band variable gain amplifies MMIC with 37 dB gain at 94 GHz and a gain control range of over 70 dB has been developed. The circuit consists of four…”
Get full text

10 Gb/s bit-synchronizer circuit with automatic timing alignment by clock phase shifting using quantum-well AlGaAs/GaAs/AlGaAs technology by WENNEKERS, P, NOVOTNY, U, HUELSMANN, A, KAUFEL, G, KOEHLER, K, RAYNOR, B, SCHNEIDER, J

Get full text

Microwave properties of coplanar transmission lines and filters on diamond from 1-120 GHz by Steinhagen, F., Haydl, W.H., Krems, T., Marsetz, W., Locher, R., Wild, C., Koidl, P., HuIsmann, A., Kerssenbrock, T.v., Heide, P.

“…The properties of coplanar transmission lines (CPWs) and -filters on polycrystalline diamond substrates are investigated over the frequency range from 1-120…”
Get full text

Compact monolithic coplanar 94 GHz front ends by Haydl, W.H., Verweyen, L., Jakobus, T., Neumann, M., Tessmann, A., Krems, T., Schlechtweg, M., Reinert, W., Massier, H., Rudiger, J., Bronner, W., Hulsmann, A., Fink, T.

“…Fully integrated W-band 94 GHz heterodyne receivers in coplanar 0.15 /spl mu/m AlGaAs/InGaAs/GaAs PM-HEMT technology are described. The MMICs consist of a…”
Get full text

The problem of breakdown in MODFETs by Hulsmann, A., Bronner, W., Kohler, K., Baeumler, M., Braunstein, J., Tasker, P.J.

“…Understanding the breakdown mechanisms in FETs is a key factor in designing high power MMICs. The breakdown can be improved by reducing the electric field at…”
Get full text

10 Gbit/s Monolithic Integrated Optoelectronic Receiver using an MSM Photodiode and AlGaAs/GaAs HEMTs by Hurm, V., Rosenzweig, J., Ludwig, M., Axmann, A., Benz, W., Berroth, M., Osorio, R., Hulsmann, A., Kaufel, G., Kohler, K., Raynor, B., Schneider, Jo

“…A 10 Gbit/s monolithic integrated optoelectronic receiver has been fabricated with a metal-semiconductor-metal (MSM) photodiode and enhancement/depletion 0.5…”
Get full text

Monolithic integrated 75 GHz oscillator with high output power using a pseudomorphic HFET by Bangert, A., Schlechtweg, M., Reinert, W., Haydl, W.H., Hulsmann, A., Kohler, K.

“…Recently, there has been growing interest in MMICs for circuit applications in the 76 to 77 GHz frequency range allocated for automotive systems in Europe. We…”
Get full text

Wide-band monolithic modulator in GaAs/AIGaAs-technology by Ehrlinger, W., Bischof, W., Haug, K., Huelsmann, A., Schlechtweg, M.

“…GaAs-MMICs are of increasing importance for telecommunications equipment, consumer electronics, and traffic management systems. We have had previously…”
Get full text

A Completely Integrated One-Chip 18 GHz Frequency Synthesizer Using HEMT-Technology by Baumberger, W., Lang, M., Leber, P., Rieger, M., Bronner, W., Huelsmann, A., Koehler, K.

“…A single-chip frequency synthesizer using a 0.3 micron enhancement-depletion HEMT-process is presented. The circuit is a prototype for the local oscillator…”
Get full text

Comparison of coplanar 60-GHz low-noise amplifiers based on a GaAs PM-HEMT technology by Bessemoulin, A., Verweyen, L., Massler, H., Reinert, W., Alquie, G., Hulsmann, A., Schlechtweg, M.

“…For use in low-noise receivers of communication or radar systems, three different two-stage amplifiers for 60 GHz, using a 0.15-μm PM-HEMT technology on GaAs,…”
Get full text