Overview
Bluetooth LE
Bluetooth Low Energy (BLE) is a leading short-range wireless technology designed for energy-efficient IoT applications. Compared with Classic Bluetooth, BLE significantly reduces power consumption and implementation costs while maintaining reliable wireless connectivity. Operating in the 2.4 GHz ISM band with 40 channels, BLE supports data rates of up to 2 Mbps and enables long-range communication of up to 400 meters under ideal conditions. Its flexible GATT architecture and Mesh networking capability make BLE a preferred connectivity solution for a wide range of IoT applications.
Product Characteristics
Ultra-Low Power
Built for battery-powered applications, BLE minimizes energy consumption through rapid connection setup within 3 ms, deep sleep modes, Adaptive Frequency Hopping (AFH), and dynamic connection parameter negotiation. These features significantly reduce power consumption, making BLE an ideal wireless technology for IoT devices.
GATT Data Model
BLE uses a hierarchical Service + Characteristic data structure based on the Generic Attribute Profile (GATT) architecture. Through the Client-Server communication model, GATT supports four key operations: Read, Write, Notify, and Indicate. The Notify mechanism enables real-time sensor data updates without requiring continuous polling, making it a critical capability for efficient IoT data transmission.
Bluetooth Mesh Networking
Based on a managed flooding mesh architecture, Bluetooth Mesh supports large-scale networks with thousands of connected nodes. Different node roles, such as Relay, Proxy, Friend, and Low Power Nodes (LPNs), enable flexible and energy-efficient network configurations. Without relying on a central controller, Bluetooth Mesh provides self-organizing communication.
Flexible PHY Options
Bluetooth 5.0 introduces multiple PHY options, including LE 2M PHY for doubled data rates of up to 2 Mbps and LE Coded PHY for extended communication ranges of up to 400 meters under ideal conditions. By allowing developers to balance data rate, coverage, and power efficiency based on application requirements, BLE can support a wide range of IoT scenarios, from short-range high-speed communication to long-range low-power connectivity.
Smart Lighting
BLE Mesh enables flexible networking for smart lighting devices, including control panels, smart bulbs, and LED strip drivers. With support for group control, scene automation, and scheduled dimming, BLE Mesh simplifies device provisioning and enables scalable, flexible lighting deployments.
Smart Furniture
BLE enables efficient wireless control for smart furniture applications, including height-adjustable desks, electric sofas, smart beds, and motorized curtains. Its ultra-low power consumption enables months of battery life, while GATT-based communication ensures responsive remote control and reliable device status reporting.
Instrumentation
BLE provides efficient connectivity for smart meters and monitoring devices, including electricity meters, water meters, gas meters, and environmental sensors. With GATT Notify for real-time data reporting and LE Coded PHY for extended range, BLE enables reliable communication across buildings, campuses, and other large-scale IoT environments.
Industrial Control
BLE enables efficient wireless connectivity for industrial applications, including equipment status monitoring, production line data collection, and warehouse environmental sensing. The combination of BLE broadcasting and Mesh networking supports large-scale node deployment, while LE Coded PHY extends communication range to provide reliable coverage across industrial facilities.
Product Series
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