Differential Signals-of-Opportunity Timing Back-Up Method on VHF Band for Critical Infrastructures
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DOI: 10.1109/access.2025.3558991
Abstract: This paper describes a back-up method for GNSS-free timing for power lines which is currently achieved using fibre links. The method is based on software-defined-radio technologies for monitoring low-frequency signals of opportunity (SoOp) serving as… read more here.
Keywords: signals opportunity; vhf band; back method; opportunity timing ... See more keywords
Detection of Communications Channels in VHF Band for Enhanced Maritime Surveillance
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DOI: 10.3390/s25237258
Abstract: This work aimed to develop and evaluate a real-time communication channel detection system in the Very High Frequency (VHF) band using software-defined radio (SDR). For this purpose, an FFT based spectral analyzer with 32,768 points… read more here.
Keywords: detection; vhf band; real time; detection communications ... See more keywords