Common base amplifier with 7-dB gain at 176 GHz in InP mesa DHBT technology (2005)
Paidi, V., Griffith, Z., Wei, Y., Dahlstrom, M., Parthasarathy, N., Urteaga, M., ...
We report common base power amplifiers designed for 140-220 GHz frequency band in InP mesa double heterojunction bipolar transistor (DHBT) technology.
Electron Beam Lithography for the Fabrication of Air-bridged, Submicron Schottky Collectors (2004)
Muller, R. E., Martin, S. C., Smith, R. P., Allen, S. A., Reddy, M., Rodwell, M. J. W.
Integrated directional coupler for 90 and 180 GHz (1999)
Wohlgemuth, O., Krems, T., Reuter, R., Rodwell, M.J.W., Haydl, W., Schlechtweg, M.
This letter presents coplanar integrated directional couplers for 90 and 180 GHz with a 60-GHz (120-GHz) bandwidth and up to 20-dB directivity. A three-dimensional (3-D) field simulator has been used...
Active probes for 2-port network analysis within 70-230 GHZ (1999)
Wohlgemuth, O., Rodwell, M.J.W., Reuter, R., Braunstein, J., Schlechtweg, M.
Active probes for 2-port on-wafer network analysis within 70-230 GHz are presented. The probe contains an integrated circuit based on nonlinear transmission lines (NLTL) which has all elements of an...
Picosecond Electrooptic Investigations of Integrated Circuits. (1998)
Auld, B. A., Bloom, D. M., Freeman, J. L., Majidi-Ahy, R., Rodwell, M. J. W.
The continuing development of integrated electronic circuits operating to 110 GHz, and the development of digital circuits with toggle rates above 20 GHz, has given rise to commensurate need for...
A NLTL-based integrated circuit for a 70-200 GHz VNA system (1998)
Wohlgemuth, O., Agarwal, B., Pullela, R., Mensa, D., Lee, Q., Guthrie, J., ...
We present an integrated circuit, based on nonlinear transmission lines (NLTL), for network analysis within 70-200 GHz. This is the first integrated circuit containing all elements of a S-Parameter...
Picosecond electrical spectroscopy using monolithic GaAs circuits (1992)
Konishi, Y., Kamegawa, M., Case, M., Yu, R., Rodwell, M. J. W., York, R. A., ...
This article describes an experimental apparatus for free-space mm-wave transmission measurements (spectroscopy). GaAs nonlinear transmission lines and sampling circuits are used as picosecond pulse...