GNSS Blogs

What Causes Weak GNSS Signals and How to Read SNR

What Causes Weak GNSS Signals and How to Read SNR

Have you ever encountered this while using a GNSS receiver: the device suddenly reports “weak signal,” the position updates lag, or even in a seemingly open area like a parking...

What Causes Weak GNSS Signals and How to Read SNR

Have you ever encountered this while using a GNSS receiver: the device suddenly reports “weak signal,” the position updates lag, or even in a seemingly open area like a parking...

How GNSS Signals Work: From Satellite Transmission to Centimeter-Level Positioning

How GNSS Signals Work: From Satellite Transmission to Centimeter-Level Positioning

Every time you check your position, your GNSS receiver is picking up signals that have traveled over 20,000 kilometers from space. By the time they reach you, these signals are...

How GNSS Signals Work: From Satellite Transmission to Centimeter-Level Positioning

Every time you check your position, your GNSS receiver is picking up signals that have traveled over 20,000 kilometers from space. By the time they reach you, these signals are...

Horizontal vs Vertical GNSS Accuracy: Why Elevation Is Less Precise

Horizontal vs Vertical GNSS Accuracy: Why Elevation Is Less Precise

Have you noticed that your GNSS-based elevation measurements often seem less reliable than your horizontal position? This is a common question among surveyors, engineers, and outdoor enthusiasts who rely on...

Horizontal vs Vertical GNSS Accuracy: Why Elevation Is Less Precise

Have you noticed that your GNSS-based elevation measurements often seem less reliable than your horizontal position? This is a common question among surveyors, engineers, and outdoor enthusiasts who rely on...

Why Does GNSS Position Drift When the Receiver Is Stationary?

Why Does GNSS Position Drift When the Receiver Is Stationary?

Have you ever noticed a phenomenon like this: a GNSS receiver is clearly standing still, but its position keeps changing over time? In essence, this is the combined effect of several systematic...

Why Does GNSS Position Drift When the Receiver Is Stationary?

Have you ever noticed a phenomenon like this: a GNSS receiver is clearly standing still, but its position keeps changing over time? In essence, this is the combined effect of several systematic...

What Is Inside a GNSS Receiver? Components Explained (Chipset, Antenna & Modules)

What Is Inside a GNSS Receiver? Components Explained (Chipset, Antenna & Modules)

A GNSS receiver is far more than a simple tool for finding coordinates. Behind its compact exterior lies a sophisticated system that combines signal processing, wireless communication, and rugged hardware—designed...

What Is Inside a GNSS Receiver? Components Explained (Chipset, Antenna & Modules)

A GNSS receiver is far more than a simple tool for finding coordinates. Behind its compact exterior lies a sophisticated system that combines signal processing, wireless communication, and rugged hardware—designed...

Smartphone GPS Accuracy vs Professional GNSS: Why Your Phone Isn’t as Accurate as You Think

Smartphone GPS Accuracy vs Professional GNSS: Why Your Phone Isn’t as Accurate as You Think

We rely on smartphone positioning every day—for navigation, ride-hailing, and tracking routes. Most of the time, it feels smooth, responsive, and accurate. But here’s the uncomfortable truth: “accurate enough” is...

Smartphone GPS Accuracy vs Professional GNSS: Why Your Phone Isn’t as Accurate as You Think

We rely on smartphone positioning every day—for navigation, ride-hailing, and tracking routes. Most of the time, it feels smooth, responsive, and accurate. But here’s the uncomfortable truth: “accurate enough” is...