Introduction to Bluetooth LE Audio

Revision as of 09:54, 10 October 2023 by Registered User
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Bluetooth LE Audio is the new Bluetooth feature enabling the Audio Streaming over Bluetooth Low Enery. Comparing Classic (BR/EDR) Audio, Bluetooth Low Energy Audio reduce the power consumption and add more possibility to the audio stream.

1. Introduction

- General Architecture (GAF)

- General concept (Unicast / Broadcast / Audio Sink / Audio Source)

2. Isochronous Channels

- Link Layer feature adding CIS/BIS

- Stream enabling timings and retransmissions.

3. Unicast

- 1 to 1 device (Headset)

- 1 to 2 devices (Coordinated Set / Earbuds)

- Topologies

4. Broadcast

- Broadcast Source

- Broadcast Sink

- Broadcast Assistant + Scan delegator

5. Framework

- Call Control Profile

- Media Control Profile

- Volume Control Profile

- Microphone Control Profile

- Coordinated Set Identification Profile

6. Difference between LE Audio and Classic Audio

- Power consumption and BLE

- Broadcast

- Multi stream (earbuds)

- Framework