Abstract: Sky-wave over-the-horizon radar (OTHR) receives various kinds of environmental signals, such as sea–land clutter (SLC), external interference, and ionospheric clutter. OTHR detects targets ...
Abstract: Extensive work has demonstrated the excellent performance of orthogonal time frequency space (OTFS) modulation in high-mobility scenarios. Time-variant wideband channel estimation serves as ...
Trump defends Hegseth as secretary faces questions over Venezuela boat strike ‘war crime’ On his personal X account on Sunday night, Hegseth posted an AI-generated book cover with the title Franklin ...
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