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Bluetooth

9 articles

A Detailed Summary of the Google Eddystone BLE Advertising Protocol Specification

Introduction to Eddystone Eddystone is a data format specifically defined for Bluetooth Low Energy (BLE) advertising packets. Introduced by …

How is the Antenna Shared Between Dual-Band WiFi and Bluetooth?

This note attempts to gain a more complete understanding of and answer the following three questions related to RF antenna multiplexing (sha…

Summary of BLE Communication Security Modes and Security Levels

Definition of BLE Security Modes: In the application scenarios defined by the Bluetooth specification, security modes refer to the specific …

Detailed Analysis of BLE Device Pairing Modes and Processes

The BLE device pairing process primarily establishes a mutually trusted pairing and bonding relationship between two devices, generates keys…

Summary of Security Keys in BLE Devices

The Three Fundamental Keys of BLE Security Features In general, the security of BLE communication connections is built upon three foundation…

Detailed Summary of BLE Frequency Hopping Mechanism and Workflow Implementation

Connection Event and Connection Interval To understand the workflow of the BLE frequency hopping mechanism, one must first understand the co…

Summary of Nordic nRF54L Series

Around April or May, through communications with supply chain technical support, I learned that Nordic was expected to release a new Bluetoo…

Detailed Analysis of Apple Find My's Unwanted Tracking Alert Feature

Recently, due to the development requirements of a new company project, I started studying the Apple MFi Find My Network protocol documentat…

BQB Certification for Bluetooth Devices

What is BQB Certification? BQB stands for Bluetooth Qualification Body. Only products that pass certification by the Bluetooth SIG (Special …