BLE 가이드

BLE 기술에 관한 종합 가이드, 시작하기부터 고급 구현까지.

Getting Started

Foundational BLE knowledge for newcomers

1

What Is Bluetooth Low Energy? A Complete Introduction

Everything you need to know about BLE technology

2 분 읽기
2

BLE vs Bluetooth Classic: Key Differences Explained

When to use BLE and when Classic Bluetooth is better

2 분 읽기
3

Understanding BLE Architecture: Protocol Stack Overview

PHY, Link Layer, L2CAP, ATT, GATT, and GAP explained

2 분 읽기
4

BLE Advertising and Scanning: How Devices Discover Each Other

Advertising packets, scan responses, and connection setup

2 분 읽기
5

BLE Connection Parameters: Optimizing Power and Latency

Connection interval, slave latency, and supervision timeout

2 분 읽기
6

BLE Version History: From 4.0 to 6.0 Compared

Feature evolution across every Bluetooth LE specification release

4 분 읽기

Development

Developer guides for BLE firmware and mobile app development

1

Getting Started with nRF Connect SDK and Zephyr

Setting up your first Nordic BLE project

2 분 읽기
2

ESP32 BLE Development with ESP-IDF

Building BLE applications on ESP32 using ESP-IDF

2 분 읽기
3

BLE GATT Server Implementation Guide

Building custom services and characteristics

2 분 읽기
4

Android BLE Development: From Scanning to Data Transfer

Building BLE apps with Android's BLE API

2 분 읽기
5

iOS Core Bluetooth: Building BLE Apps for iPhone

Using Core Bluetooth framework for BLE

2 분 읽기
6

Web Bluetooth API: BLE from the Browser

Connecting to BLE devices using JavaScript and Chrome

4 분 읽기
7

Python BLE with Bleak: Cross-Platform BLE Scripting

Scanning, connecting, and reading BLE devices with Python

3 분 읽기
8

BLE OTA DFU: Over-the-Air Firmware Updates

Implementing secure wireless firmware updates for BLE devices

4 분 읽기
9

flutter_blue_plus: Read, Write & Notify in Flutter

Building cross-platform BLE apps with Flutter

3 분 읽기

Protocols & Profiles

Deep dives into BLE protocols, GATT, and standard profiles

1

GATT UUID & Descriptors (0x2902) Explained — BLE

Understanding the GATT data model in detail

4 분 읽기
2

BLE Security: Pairing, Bonding, and Encryption

Understanding BLE security mechanisms

4 분 읽기
3

BLE PHY Layer: 1M, 2M, and Coded PHY Explained

Choosing the right PHY for your application

4 분 읽기
4

BLE Beacons Explained: iBeacon, Eddystone, and AltBeacon

Comparing beacon protocols and use cases

4 분 읽기
5

BLE Direction Finding: AoA and AoD for Indoor Positioning

Angle of Arrival and Angle of Departure explained

3 분 읽기
6

BLE Extended Advertising: Larger Payloads and Multiple Sets

Using BLE 5.0 extended advertising for richer broadcast data

4 분 읽기
7

Bluetooth Channel Sounding: Sub-Meter Ranging

Phase-based and round-trip ranging in Bluetooth 6.0

4 분 읽기

Mesh & Audio

Bluetooth Mesh networking and LE Audio implementation

1

Bluetooth Mesh Networking: Architecture and Concepts

Understanding mesh topology, provisioning, and models

3 분 읽기
2

LE Audio: The Next Generation of Bluetooth Audio

LC3, Auracast, and isochronous channels

3 분 읽기
3

Building a Bluetooth Mesh Smart Home

Practical mesh deployment for lighting and sensors

4 분 읽기
4

Mesh 1.1: Directed Forwarding and Subnet Bridging

New features in Bluetooth Mesh 1.1 specification

4 분 읽기
5

Bluetooth Mesh Implementation: From Provisioning to Production

Step-by-step guide to deploying a Bluetooth Mesh network

4 분 읽기
6

Auracast Broadcast Audio: Deployment and Use Cases

Deploying shared audio experiences with LE Audio broadcast

4 분 읽기

Hardware & Design

Chip selection, antenna design, and PCB layout for BLE products

1

BLE Chip Selection Guide: How to Choose the Right SoC

Comparing Nordic, ESP32, TI, SiLabs, and more

5 분 읽기
2

BLE Antenna Design: PCB Trace vs Chip Antenna

Antenna options and matching networks for BLE

5 분 읽기
3

Optimizing BLE Power Consumption for Battery-Powered Devices

Maximizing battery life in BLE IoT products

5 분 읽기
4

BLE Product Certification: Bluetooth SIG and Regulatory Compliance

Navigating Bluetooth qualification and regional certifications

4 분 읽기
5

EMC Compliance for BLE Products: Testing and Design Tips

Passing EMC tests for BLE wireless products

4 분 읽기

Industry Applications

BLE deployment guides for healthcare, automotive, retail, and industrial IoT

1

BLE in Healthcare: Medical Devices and Patient Monitoring

Deploying BLE for medical-grade wearables and clinical workflows

5 분 읽기
2

BLE in Automotive: Digital Keys and In-Vehicle Connectivity

CCC Digital Key, phone-as-key, and cabin BLE applications

4 분 읽기
3

BLE Asset Tracking: Tags, Gateways, and Cloud Integration

Building BLE-based asset tracking systems at scale

5 분 읽기
4

BLE Indoor Positioning Systems: RSSI, AoA, and Hybrid Approaches

Achieving meter-level indoor accuracy with BLE

4 분 읽기
5

BLE Electronic Shelf Labels: Retail Price Tag Automation

How BLE powers dynamic pricing in retail stores

5 분 읽기
6

BLE in Wearables: Fitness Trackers, Watches, and Hearables

Optimizing BLE for power-constrained wearable devices

4 분 읽기
7

BLE Smart Home: Locks, Sensors, and Home Automation

Integrating BLE devices into smart home ecosystems

4 분 읽기
8

BLE in Industrial IoT: Condition Monitoring and Predictive Maintenance

Deploying BLE sensors in factory and plant environments

4 분 읽기

Troubleshooting

Diagnosing and resolving common BLE connectivity, throughput, and range issues

1

BLE Connection Issues: Diagnosis and Resolution Guide

Fixing pairing failures, disconnections, and bonding problems

4 분 읽기
2

BLE Throughput Optimization: Maximizing Data Transfer Speed

Tuning MTU, PHY, and connection events for maximum throughput

4 분 읽기
3

BLE Range Optimization: Maximizing Communication Distance

Extending BLE range with PHY selection, TX power, and antenna tuning

4 분 읽기
4

BLE and Wi-Fi Coexistence: Resolving 2.4 GHz Interference

Managing BLE performance when Wi-Fi shares the 2.4 GHz band

4 분 읽기

Security & Privacy

BLE security mechanisms, privacy features, and vulnerability mitigation

1

BLE Privacy Features: Address Randomization and IRK

Understanding resolvable private addresses and privacy modes

4 분 읽기
2

Secure BLE DFU: Signed Firmware Updates Over-the-Air

Implementing cryptographically signed OTA updates

4 분 읽기
3

BLE Vulnerabilities: Known Attacks and Mitigations

SweynTooth, KNOB, BLESA, and other BLE security issues

4 분 읽기
4

BLE Pairing Methods Compared: Just Works vs Passkey vs OOB

Choosing the right pairing method for your security requirements

5 분 읽기
5

BLE MITM Prevention: Securing Against Man-in-the-Middle Attacks

Protecting BLE connections from eavesdropping and relay attacks

4 분 읽기

자주 묻는 질문

Yes, our guides range from beginner introductions to advanced topics. Each guide indicates its difficulty level and prerequisites so you can find the right starting point.