THE SATEL USA TECHNICAL JOURNAL

Behind the signal.

Exploring the protocols, engineering, and practical details that keep data moving.

lab.satelusa.com / 001

From the lab

01 ARTICLE

FIELD NOTES / RADIO PROTOCOLS

A fixed GNSS base station sends RTCM SC135 corrections over UHF radio to a mobile rover.

GNSS CORRECTIONS → RADIO TRANSPORT

PROTOCOLS / RTK & GNSS

RTCM SC135: a common radio language for RTK

Two receivers can understand the same corrections and still fail to communicate. Here’s what a shared radio layer brings to the link.

TECHNICAL EXPLAINER · 8 MIN READRead the article ↗

ABOUT THE LAB

A closer look at what
connects the field.

This is a space for technical explanations from SATEL USA: radio protocols, GNSS correction delivery, and the engineering choices behind dependable data links.

Starting with the radio layer. Following the questions from there.

Behind the signal.

From the lab

RTCM SC135: a common radio language for RTK

A closer look at whatconnects the field.

A closer look at what
connects the field.