Abstract: A novel pseudonoise (PN) code tracking loop, 'delay-lock phase-locked tracking loop (DPTL)' is described. As a PN code synchronization system, a delay-lock loop (DLL) has been widely used.
The original GPS signals, and indeed most GPS signals including L5, utilize conventional pseudonoise (PN) signal code division multiple access (CDMA), some with both in-phase and quadrature-phase ...