Positioning, Navigation, and Timing (PNT) is an essential service for modern societies, their
industries, and governmental organizations. Mobility, logistics, and agriculture, among …

A computationally efficient approach for acquisition and Doppler tracking for positioning,
navigation, and timing (PNT) with unknown low Earth orbit (LEO) megaconstellation satellite …

Correcting the ephemeris of a poorly known “noncooperative” low Earth orbit (LEO) satellite,
by utilizing pseudorange measurements by a ground-based receiver is considered. First, the …

There has been significant interest over the past few years in integrated sensing and
communication (ISAC) to enable applications, such as the massive Internet of Things, highly …

Signal of opportunity (SOP) positioning is an important positioning technique that enhances
the availability, continuity, and reliability of navigation systems. However, due to the non …

An approach for positioning a stationary receiver using beamformed cellular 5G signals is
developed. The proposed approach exploits the time-of-arrival (TOA) and azimuth direction …

The low Earth orbit (LEO) satellite signals of opportunity (SOPs), with their strong
antijamming capabilities, can fulfill the positioning requirements of users in global navigation …

The concentrator system is widely used in photovoltaic power generation technology. This
paper introduces the concentrator system into orientation detection. It proposes an …

Threats to Global Navigation Satellite Systems (GNSS) are becoming more prevalent as
devices capable of producing interference become more readily available in the civil space …