Search Results - "Tessmann, A"

THz-to-optical conversion in wireless communications using an ultra-broadband plasmonic modulator by Ummethala, S., Harter, T., Koehnle, K., Li, Z., Muehlbrandt, S., Kutuvantavida, Y., Kemal, J., Marin-Palomo, P., Schaefer, J., Tessmann, A., Garlapati, S. K., Bacher, A., Hahn, L., Walther, M., Zwick, T., Randel, S., Freude, W., Koos, C.

“…Future wireless communication networks will need to handle data rates of tens or even hundreds of Gbit s −1 per link, requiring carrier frequencies in the…”
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Wireless sub-THz communication system with high data rate by Koenig, S., Lopez-Diaz, D., Antes, J., Boes, F., Henneberger, R., Leuther, A., Tessmann, A., Schmogrow, R., Hillerkuss, D., Palmer, R., Zwick, T., Koos, C., Freude, W., Ambacher, O., Leuthold, J., Kallfass, I.

“…In communications, the frequency range 0.1–30 THz is essentially terra incognita. Recently, research has focused on this terahertz gap, because the high…”
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220-GHz metamorphic HEMT amplifier MMICs for high-resolution imaging applications by Tessmann, A.

“…In this paper, the development of 220-GHz low-noise amplifier (LNA) MMICs for use in high-resolution active and passive millimeter-wave imaging systems is…”
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Broadband 100-W Ka-Band SSPA Based on GaN Power Amplifiers by Neininger, Philipp, John, L., Zink, M., Meder, D., Kuri, M., Tessmann, A., Friesicke, C., Mikulla, M., Quay, R., Zwick, Thomas

“…In this letter, we report on the realization of a two-stage 16-way solid-state power amplifier (SSPA) in the Ka -band. To this end, we describe the design of a…”
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A WR3-Band 2-bit Phase Shifter Based on Active SPDT Switches by Muller, D., Pahl, P., Tessmann, A., Leuther, A., Zwick, T., Kallfass, I.

“…The design and performance of a compact WR3-band 2-bit phase shifter manufactured in a 35-nm InGaAs technology are described. To compensate the loss of the…”
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ULTRA-HIGH RESOLUTION IMAGING OF FACADES AND VERTICAL INFRASTRUCTURE BY CARBORNE SAR AND AIRBORNE CSAR by Palm, S., Sommer, R., Tessmann, A., Stilla, U.

“…In this paper we propose a strategy to focus ultra-high resolution single channel carborne SAR and airborne circular SAR (CSAR) data to image facades and…”
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Impact of Metallization Layer Structure on the Performance of G-Band Branch-Line Couplers by Amado-Rey, B., Campos-Roca, Y., Weber, R., Maroldt, S., Tessmann, A., Massler, H., Wagner, S., Leuther, A., Ambacher, O.

“…Five different versions of grounded coplanar waveguide (GCPW) branch-line couplers on GaAs were EM simulated, processed and investigated for operation in…”
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Submillimeter-Wave Amplifier Circuits Based on Thin Film Microstrip Line Front-Side Technology by Tessmann, A., Leuther, A., Ohlrogge, M., Massler, H.

“…Compact 500 to 750 GHz submillimeter-wave monolithic integrated circuit (S-MMIC) amplifiers have been developed, based on a thin-film microstrip line (TFMSL)…”
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Metamorphic HEMT MMICs and Modules for Use in a High-Bandwidth 210 GHz Radar by Tessmann, A., Kallfass, I., Leuther, A., Massler, H., Kuri, M., Riessle, M., Zink, M., Sommer, R., Wahlen, A., Essen, H., Hurm, V., Schlechtweg, M., Ambacher, O.

“…In this paper, we present the development of advanced W-band and G-band millimeter-wave monolithic integrated circuits (MMICs) and modules for use in a…”
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Compact single-chip W-band FMCW radar modules for commercial high-resolution sensor applications by Tessmann, A., Kudszus, S., Feltgen, T., Riessle, M., Sklarczyk, C., Haydl, W.H.

“…Two compact single-chip 94-GHz frequency-modulated continuous-wave (FMCW) radar modules have been developed for high-resolution sensing under adverse…”
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A High Gain 600 GHz Amplifier TMIC Using 35 nm Metamorphic HEMT Technology by Tessmann, A., Leuther, A., Massler, H., Seelmann-Eggebert, M.

“…In this paper, we are presenting two terahertz monolithic integrated circuits (TMICs) for use in next-generation radar and spectroscopy systems operating in…”
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A 200 GHz Monolithic Integrated Power Amplifier in Metamorphic HEMT Technology by Kallfass, I., Pahl, P., Massler, H., Leuther, A., Tessmann, A., Koch, S., Zwick, T.

“…A millimeter-wave monolithic integrated circuit power amplifier operating in the frequency range between 186 and 212 GHz is presented. The amplifier, dedicated…”
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Small signal modelling approach for submillimeter wave III–V HEMTs with analysation and optimization possibilities by Ohlrogge, M., Tessmann, A., Leuther, A., Weber, R., Mabler, H., Seelmann-Eggebert, M., Schlechtweg, M., Ambacher, O.

“…In this paper we present a new small signal multiport modelling approach for III-V High Electron Mobility Transistors (HEMT) that is capable for internal…”
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Dual-Gate GaN MMICs for MM-Wave Operation by Quay, R, Tessmann, A, Kiefer, R, Maroldt, S, Haupt, C, Nowotny, U, Weber, R, Massler, H, Schwantuschke, D, Seelmann-Eggebert, M, Leuther, A, Mikulla, M, Ambacher, O

“…This letter describes the millimeter-wave operation of III-N dual-gate MMICs based on a complete mm-wave MMIC technology suitable for operation up to 110 GHz…”
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A millimeter-wave low-noise amplifier MMIC with integrated power detector and gain control functionality by Tessmann, A., Leuther, A., Massler, H., Wagner, S., Thome, F., Schlechtweg, M., Ambacher, O.

“…A compact E-band amplifier circuit has been developed for use in ultra-high capacity point-to-point communication links. The millimeter-wave monolithic…”
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A 210 GHz Dual-Gate FET Mixer MMIC With 2 dB Conversion Gain, High LO-to-RF Isolation, and Low LO-Drive Requirements by Kallfass, I., Massler, H., Leuther, A., Tessmann, A., Schlechtweg, M.

“…We demonstrate the first active mixer monolithic microwave integrated circuit (MMIC) with positive conversion gain beyond 200 GHz. The presented dual-gate…”
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Active single pole double throw switches for D-Band applications by Muller, D., Lewark, U., Tessmann, A., Leuther, A., Zwick, T., Kallfass, I.

“…This paper presents active single pole double throw (SPDT) switches, based on a novel compact transistor unit cell, working in the D-Band (110-170GHz)…”
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A subharmonic chipset for gigabit communication around 240 GHz by Lopez-Diaz, D., Kallfass, I., Tessmann, A., Leuther, A., Wagner, S., Schlechtweg, M., Ambacher, O.

“…In this paper, we present monolithic integrated I-Q receive and transmit MMICs for wireless data transmission in the frequency range around 240 GHz. The…”
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A Broadband 220-320 GHz Medium Power Amplifier Module by Tessmann, A., Leuther, A., Hurm, V., Massler, H., Wagner, S., Kuri, M., Zink, M., Riessle, M., Stulz, H.-P, Schlechtweg, M., Ambacher, O.

“…In this paper, we present the development of an ultra-broadband H-band (220 - 325 GHz) submillimeter-wave monolithic integrated circuit (S-MMIC) medium power…”
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High-gain submillimeter-wave mHEMT amplifier MMICs by Tessmann, A, Leuther, A, Massler, H, Hurm, V, Kuri, M, Zink, M, Riessle, M, Losch, R

“…A compact H-band (220-325 GHz) submillimeter-wave monolithic integrated circuit (S-MMIC) amplifier has been developed, based on a grounded coplanar waveguide…”
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