Results 101 to 110 of about 17,794 (219)
MMIC linear-phase and digital modulators for deep space spacecraft X-band transponder applications [PDF]
The design concepts, analyses, and development of GaAs monolithic microwave integrated circuit (MMIC) linear-phase and digital modulators for the next generation of space-borne communications systems are summarized.
Ali, Fazal, Mysoor, Narayan R.
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Space Power Amplification with Active Linearly Tapered Slot Antenna Array [PDF]
A space power amplifier composed of active linearly tapered slot antennas (LTSA's) has been demonstrated and shown to have a gain of 30 dB at 20 GHz. In each of the antenna elements, a GaAs monolithic microwave integrated circuit (MMIC) three-stage power
Lee, Richard Q., Simons, Rainee N.
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Microwave monolithic integrated circuit development for future spaceborne phased array antennas [PDF]
The development of fully monolithic gallium arsenide (GaAs) receive and transmit modules suitable for phased array antenna applications in the 30/20 gigahertz bands is presented.
Anzic, G. +4 more
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Commercial applications of the ACTS mobile terminal millimeter-wave antennas [PDF]
NASA's Jet Propulsion Laboratory is currently developing the Advanced Communications Technology Satellite (ACTS) Mobile Terminal (AMT), which will provide voice, data, and video communications to and from a vehicle (van, truck, or car) via NASA's ...
Crist, Rick A. +3 more
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A flexible CPW package for a 30 GHz MMIC amplifier [PDF]
A novel package, which consists of a carrier housing, has been developed for monolithic-millimeter wave Integrated Circuit amplifiers which operate at 30 giga-Hz.
Simons, Rainee N., Taub, Susan R.
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MMIC Implementation of the Load Modulated Balanced Amplifier and Its Variants
IEEE Journal of MicrowavesThis work presents an evaluation of the load modulated balanced amplifier (LMBA) architecture design space and comparison of different methods that have been described in the literature.
M. Y. Mahsud, Taylor W. Barton
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Performance of five 30 GHz satellite receivers [PDF]
Technology development contracts funded by NASA have resulted in five 30 GHz satellite receivers of various design. The results of tests performed at NASA-Lewis to determine the operating characteristics of the receivers and their ability to perform in a
Kerczewski, Robert J. +2 more
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Array trade-off study using multilayer parasitic subarrays [PDF]
The use of multilayer parasitic patch arrays in a microstrip phased array offers many potential advantages. An analytical study of microstrip arrays with high gain multilayer parasitic patch subarrays and conventional patch antennas is presented.
Acosta, R. J., Lee, R. Q., Zaman, A.
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A Fully Integrated Traveling Wave Amplifier with 900 dBGHz Gain-Bandwidth Product
Journal of Engineering and Sustainable Development, 2013 In this paper, an integrated Traveling-Wave Amplifier (TWA) using Monolithic Microwave Integrated Circuit (MMIC) technology is proposed and carefully implemented.
Sinan Majid Abdul Sattar
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