Inspec keywords: Doppler shift; discrete Fourier transforms; signal detection; correlation methods; Global Positioning System

Other keywords: weak global positioning system L5 signals; primary code phase; coherent integration time; false alarm; detection probabilities; Doppler rate; signal-to-noise ratio; Doppler shift; carrier-to-noise ratio; high-rate sign transitions; tiered codes; high processing gain; discrete chirp-Fourier transform-based acquisition; chirp signal; secondary code phase; high dynamic environments; complex correlation

Subjects: Signal processing theory; Integral transforms; Integral transforms; Radionavigation and direction finding; Satellite communication systems; Signal detection