Connected System

BSS(Battery Swap Station) @DRIMAES

Battery Swap Station BATTON consists of four cradles communicating via RS485 protocol with main Linux System that controls subsystems through MQTT server and virtual MQ(Message Queue)
I was in charge of controlling cradles with private RS485 protocol, OTA FW update feature with AWS Bucket, Edge Networking stations in district, and Internal MQ communication.

Leafeon Project @Personal

An ESP32 FreeRTOS based IoT indoor environment monitoring system that measures indoor Temperature, humidity, eCO2, eTVOC, Particle Dust, and little bit inaccurate altitude and logs them on cloud server.
It was a full personal project that I managed A to Z process alone. Leafeon features ESP32 IoT device, FastAPI server, Local OTA server, AWS RDS DB, and a simple dahsboard.

LINK

EYE-Tuner @Workstation: CatchVison

EYE-Tuner is a Web-based personalized digital reading comprehension website.
Through eye tracking, it identifies the user’s gaze movement speed and reading habits to display text at a customized speed for the user. It measures the user’s eye fatigue and notifies the user of their fatigue level. It saves the user’s personalized screen settings.

This project achieved
1. Minjun Chang, Guiju Choi Jungyoon Byun, DOngh Kim, “Eye Tuner: Media Literacy Program based on Pupil Tracking”, KR 10-2020-0176792
2. IHEI Show Off Festa2, Best Choice Award 2021, IHEI Yonsei
3. MEDICAL HACK 2021, Excellence Prize 2021, Busan City
4. Yonsei IHEI Workstation, Impact Solution Award 2021, IHEI Yonsei
more details on LINK