Smart Helmet

4G group intercom helmet with iOS and Android apps

Project Overview

Smart helmet for sports, integrating 4G communication, real-time group intercom, GPS positioning, battery monitoring, noise-cancelling audio and fall detection. Hardware: F1C100S, microphone array, buttons and LED strip. Software: Speex audio coding on the device, TCP audio relay server, UDP heartbeat signalling, MySQL group management, PHP web backend, and companion apps for both iOS and Android.

Technical Challenges

Achieving 4G real-time audio intercom, group communication, and noise reduction in a helmet miniaturized form factor.

Solution

F1C100S handles audio capture and Speex coding, TCP server relays audio, UDP heartbeat keeps groups alive, MySQL manages group data, PHP web backend manages users and devices, iOS and Android apps pair and control the helmet, 4G for remote communication, BLE for local pairing.

Key Highlights

F1C100S

JL7018

TCP/UDP

Technology Stack

F1C100S

Speex