Portfolio
Commercially deployed embedded systems products — designed, developed, and delivered from concept to production. All products listed remain in active production or commercial deployment.
WeighStationPro
Dynamic conveyor weighing system with Qt6/QML interface, multi-state FSM, dual Kalman+EWMA filtering, and Modbus RTU motor control. Custom 4-layer carrier board integrating RPi CM5, STM32G474 co-processor, and AD7124 24-bit ADC.
Octopus
~50 deploymentsMaritime data acquisition unit (RPi CM3 carrier board, 4-layer PCB) with 8-port serial communication, AIS vessel tracking, GPS geofencing, and GSM telemetry. Deployed for major energy and telecom companies.
Smart Gate Blue
1,000+ units shippedUHF RFID vehicle access control system. Replaced Raspberry Pi with ESP32 (FreeRTOS), cutting per-unit cost significantly. Features Bluetooth mobile app and HMAC-SHA256 tag encryption with per-tag unique keys.
Smart Marine Lantern
4-model product lineGPS-synchronized navigation lantern with PPS-precision flash timing, ambient light sensing, LED health monitoring, and NB-IoT/MQTT remote management. 4-model product line replacing imported lanterns.
Tunnel / Box / Gate Station
~20 units/monthUHF RFID tracking product family built on a variant PCB architecture — 3 product lines from a single board design. Integrated Modbus RTU motor control for conveyor operation.
SCADA Monitoring Board
100+ plants, 1 GW+Custom STM32-based solar plant data acquisition board collecting inverter data via Modbus RTU, transmitting over IEC 60870-5-104 with store-and-forward for zero data loss.
Serial Communication Products
USB-to-serial converter and NMEA buffer with 4 kV RMS per-port galvanic isolation, auto baudrate detection, and configurable RS-232/RS-422/RS-485 per port.