https://www.youngju.dev/blog 천천히 올바르게. AI Researcher & DevOps Engineer Youngju's tech blog. GPU/CUDA, LLM, MLOps, Kubernetes AI workloads, distributed training, and data engineering. ko fjvbn2003@gmail.com (Youngju Kim) fjvbn2003@gmail.com (Youngju Kim) Wed, 17 Jun 2026 00:00:00 GMT https://www.youngju.dev/blog/architecture/2026-06-17-fingerscore-ble-wireless-communication.en https://www.youngju.dev/blog/architecture/2026-06-17-fingerscore-ble-wireless-communication.en We design the BLE wireless communication at the heart of the FingerScore smart-scoring ring from the ground up. GAP/GATT concepts, a custom score service, pairing security, Web Bluetooth and Android integration, power saving, and debugging — all explained so a beginner can follow along. Wed, 17 Jun 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) fingerscoreblebluetoothgattembeddediotwireless https://www.youngju.dev/blog/architecture/2026-06-17-fingerscore-ble-wireless-communication.ja https://www.youngju.dev/blog/architecture/2026-06-17-fingerscore-ble-wireless-communication.ja FingerScore スマートスコアリングリングの核心である BLE 無線通信をゼロから設計します。GAP/GATT の概念、カスタムスコアサービス、ペアリングのセキュリティ、Web Bluetooth と Android 連携、省電力とデバッグまで、初心者でも追えるように整理します。 Wed, 17 Jun 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) fingerscoreblebluetoothgattembeddediotwireless https://www.youngju.dev/blog/architecture/2026-06-17-fingerscore-ble-wireless-communication https://www.youngju.dev/blog/architecture/2026-06-17-fingerscore-ble-wireless-communication FingerScore 스마트 점수기록 링의 핵심인 BLE 무선 통신을 처음부터 설계합니다. GAP/GATT 개념, 커스텀 점수 서비스, 페어링 보안, Web Bluetooth와 Android 연동, 전력 절약과 디버깅까지 입문자도 따라올 수 있게 정리합니다. Wed, 17 Jun 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) fingerscoreblebluetoothgattembeddediotwireless