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Improving GNSS baseband using an RTK-position-aided code tracking algorithm
In an urbanized environment, a superior baseband algorithm fundamentally enhances global navigation satellite system (GNSS) receivers by resisting...
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Carrier phase bias correction for GNSS space-time array processing using time-delay data
GNSS signals are so vulnerable that they can be easily jammed by accidental or malicious interference because of the low transmission power of...
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GNSS position-aided delay-locked loops for accurate urban navigation
In urban environments, when GNSS signals are weakened, blocked, and interfered with by multipath, the tracking accuracy and continuity of scalar...
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Characterization of multi-band GNSS multipath in urban canyons using the 3D ray-tracing method
The multipath effect is the major challenge that deteriorates the high precision and robustness of positioning with global navigation satellite...
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GNSS Software–Defined Radio
This chapter delves into the technical nuances of software-defined radio (SDR) as applied to Global Navigation Satellite Systems (GNSS). It begins by...
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Design of real-time GNSS-R software-defined receiver for coastal altimetry using GPS/BDS/QZSS signals
Global navigation satellite system reflectometry (GNSS-R) has considerable potential for monitoring sea surface height with high spatiotemporal...
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Non-consecutive GNSS signal tracking-based ultra-tight integration system of GNSS/INS for smart devices
Consecutively tracking the global navigation satellite system (GNSS) signal can cause power and computation difficulties to a smart GNSS device with...
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Performance Optimization of NavIC Receiver Using LabVIEW-Based Wavelet Denoising
Global Navigation Satellite System (GNSS) receivers perform many important signal-processing operations, among which signal acquisition is of great...
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Proposed SAR range focusing algorithm based on simulation analysis and SDR implementation
Synthetic aperture radar (SAR) imaging systems use pulse focusing techniques for achieving fine range resolution and large range detection. Stretch...
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Microseismic Signal Denoising Based on Variational Mode Decomposition With Adaptive Non-local Means Filtering
Microseismic signals are characterized by a low signal-to-noise ratio and a high degree of non-stationary noise. Therefore, attenuation of noise in...
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Linear time-invariant filtering for real-time monitoring of ionospheric scintillation in GNSS receivers
We propose an algorithm for estimating the ionospheric scintillation phase on global navigation satellite systems (GNSS) receivers for scintillation...
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Model and implementation of pseudorange-bias-free linear channel
The nonideal characteristics of the entire channel of satellite navigation signals from generation, propagation to reception will cause signal...
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Manufacturing Front-End Hardware
This chapter offers a deep dive into the design and production processes of Global Navigation Satellite System (GNSS) hardware. It begins with...
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Software-defined radio-based HF doppler receiving system
High-frequency Doppler (HFD) sounding is one of the major remote sensing techniques used for monitoring the ionosphere. Conventional systems for HFDs...
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GNSS Receiver Application for Ionospheric Study
This chapter delves into the sophisticated subject of SDR (software-defined radio) Global Navigation Satellite System (GNSS) receiver applications...
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An improved least mean square/fourth direct adaptive equalizer for under-water acoustic communications in the Arctic
An improved least mean square/fourth direct adaptive equalizer (LMS/F-DAE) is proposed in this paper for underwater acoustic communication in the...
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Random forest-based multipath parameter estimation
Multipath is recognized as one of the major error sources for GNSS urban navigation. This study proposes a random forest (RF)-based multipath...
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Linear quadratic Gaussian-based clock steering system for GNSS real-time precise point positioning timing receiver
Clock steering is crucial for Global Navigation Satellite System (GNSS) timing receivers to provide high-performance time and frequency. However, the...
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Efficient chip-shape correlator implementation on a GPU-based real-time GNSS SDR receiver
Global navigation satellite system (GNSS) software-defined radio (SDR) receivers play a very important role in many fields of GNSS due to their...
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A Review of Variational Mode Decomposition in Seismic Data Analysis
AbstractSignal processing techniques play an important role in seismic data analysis. Variational mode decomposition (VMD), as a powerful signal...
