A Small-Satellite-Mounted 256-Element Ka-Band CMOS Phased-Array Transmitter Achieving 63.8dBm EIRP Under 26.6W Power Consumption Using Single/Dual Circular Polarization Active Coupler, 2023 IEEE ...
In this paper, a new schematic of spatial channel modulation aided space-time block code (STBC-SCM), which is to exploit more additional information with both the hybrid constellations group indexes ...
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'It's quite a bit more than we expected': Satellite reveals immense scale of GPS signal tampering
For the first time, an experimental satellite has mapped the scale of GPS jamming across Europe and the Middle East from ...
The design framework of the SM-EIV-T3DC system is developed, which expands the signal spaces by combing the design of AI vectors with two types of 3D signal constellations. In order to expand the ...
The Square Kilometer Array (SKA) will eventually feature hundreds of dishes in South Africa (left) and more than 100,000 antennas in Australia. Credit: SKA Observatory WASHINGTON — A ...
In the summer of 1967, a 24-year-old PhD student at the University of Cambridge noticed something unusual hidden within mountains of radio telescope data. The signal appeared as a regular pulse, ...
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