Cellular

Every JSON Note you send ships its field names alongside its values, over and over, for the life of the device. Notefile templates tell Notecard to store and transmit fixed-length binary records instead.

Automotive CAN bus carries everything from RPM to battery state. Here's how to physically tap it, decode the frames, and stream vehicle data to the cloud in your own IoT projects using Blues Notecard.

What is LTE Cat-1 bis and how does it impact the future of 5G in the IoT?

Side-by-side comparison of Blues Notecard versus a typical off-the-shelf cellular IoT module — the code, retries, power management, and OTA each one needs.

Everything you need to know about writing host firmware that works with multiple radio access technologies

LTE-M balances power and mobility, NB-IoT minimizes power for fixed sensors, and LTE Cat-1 offers the highest data rate. Here's how to choose between them — and where LTE Cat-1 bis now fits.