presented by Wilson Wei

Bluetooth LE在智能照明中的应用与展望Bluetooth LE in Smart Lighting: Practice and Perspective

Bluetooth SIG proprietary

About Yeelight

219 March 2019

10,000,000

+

Units

3,000,000+

Users

2/3 w/IoT

1/2 w/Bluetooth

LE

4

Generations

2012

Qingdao

100+

Countries

Bluetooth SIG proprietary

• Early 2013

• 4.0

• Scan - Connect - Control

• OTA

• Sync with Music

• Limited Android Phone

• Connect Speed

• Number of connections

Gen1 — Yeelight Blue

319 March 2019

Bluetooth SIG proprietary

• 2015

• 4.0

• Scan - Connect - Control

• Timer (RTC)

• Work with Wearable (Mi-Band)

• OTA is a nightmare (Android Phone)

Gen1.5 — Yeelight Bedside Lamp

419 March 2019

Bluetooth SIG proprietary

• Late 2016

• 4.2

• Combo (WiFi + Bluetooth LE)

• Bluetooth LE remote controller

• Mi-Beacon Gateway

• Power Consumption

Gen2 — Yeelight Ceiling Light

519 March 2019

Bluetooth SIG proprietary

• Early 2017

• 4.2 (Proprietary Mesh)

• Proxy & Relay

• Group management

• Synchronization

• It’s not a standard

Gen3 — Yeelight Candela

619 March 2019

Bluetooth SIG proprietary

• 2018

• SIG Mesh

• 5.0 Ready

• Security

• Group Management

• Easy Provisioning

• ?

Gen4 — Yeelight MESH Light Suite

719 March 2019

Bluetooth SIG proprietary

SIG MESH: A few words from application developer

819 March 2019

• Provisioning: distance matters

• Model/Element: a bit overkill

• Flooding messages: power consumption and congestion

• MESH Security: based on ideal environment

• OTA: the more the worse

Bluetooth SIG proprietary

Why Bluetooth

919 March 2019

MESH

NETWORK

WEARABLE

PHONE

THINGS

PEOPLE

Bluetooth

12

0

25

50

75

100

125Volume

Cost

3 SIG

Bluetooth SIG proprietary

The Future of Lighting

1019 March 2019

Illumination Smart illumination HCL & Digitalization

IoT

Platform

ASR

NLP/NLU

Sensors

Smart Speaker

Lighting

Devices

bi-direction

Management

Maintenance

Data Analysis

Bluetooth SIG proprietary

Yeelight is Acting

1119 March 2019

Low Power Consumption

Connectivity

Bi-directional Information Flow

ServicesNew Optical Technique

Smart Lighting

谢谢Thank you!