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This presentation was originally made for the Bluetooth Smart and iBeacon Istanbul Meetup.
You are free to download, distribute and reuse this presentation for non-commercial purposes.
Please make sure to check out the second part of this presentation, 3 Smart Bluetooth Projects, also
available for download.
3 BILLION devices in
2014
Source: ABI Research 2014, Texas Ins.Number of Bluetooth Devices
Source: ABI Research 2014, Texas Ins.
50 BILLION connected devices by
2020
Number of Connected Bluetooth Devices
Bluetooth Smart Bluetooth Low Energy | v4.0 | BLE
What is Bluetooth Smart?
BLE, v4.0, Bluetooth Low Energy
October 2012
iPhone 4s is the first smartphone to support Bluetooth Smart
January 2013
BlackBerry 10 launched and brings Bluetooth Smart to BlackBerry devices for the first time
July 2013
Android 4.3 adds official support for Bluetooth Smart at Android API level 18
April 2014
Windows Phone 8.1 officially launched with Bluetooth Smart support
TIMELINE
FREE IP LICENSE
INDUSTRIAL SCIENTIFIC MEDICAL BAND LOW POWER
ADVANTAGES
Modems
v.21 0.3 kbps
v.22 1.2 kbps
v.23 9.6 kbps
v.34 28.8 kbps
Ethernet
802.3i 10 Mbps
802.3u 100 Mbps
802.3ab 1000 Mbps
802.3an 10000 Mbps
Wi-Fi
802.11 2 Mbps
802.11b 11 Mbps
802.11g 54 Mbps
802.11n 135 Mbps
Bluetooth
v1.1 1 Mbps
v2.0 3 Mbps
v3.0 54 Mbps
v4.0 0.3 Mbps
Speeds
Source: Bluetooth Low Energy - The Developer’s Handbook (Robin Heydan)
ARCHITECTURE
Source: Bluetooth Low Energy - The Developer’s Handbook (Robin Heydan)
EXAMPLE FREQUENCY CHANNEL REMAPPING
Source: Bluetooth Low Energy - The Developer’s Handbook (Robin Heydan)
EXAMPLE FREQUENCY CHANNEL REMAPPING
Source: Bluetooth Low Energy - The Developer’s Handbook (Robin Heydan)
EXAMPLE FREQUENCY CHANNEL REMAPPING
Source: Bluetooth Low Energy - The Developer’s Handbook (Robin Heydan)
STATE MACHINE
SCANNING
STANDBY INITIATING
CONNECTED
ADVERTISING
Slave Master
Source: Bluetooth Low Energy - The Developer’s Handbook (Robin Heydan)
Slave | Master
Source: Bluetooth Low Energy - The Developer’s Handbook (Robin Heydan)
Apple Watch connects to the iPhone with BLE providing low energy consumption. Users will receive all iPhone notifications on Apple Watch.
EXAMPLE
Apple TV gets automatic "touch to configure" setup via Bluetooth 4.0
EXAMPLE
What is iBeacon?
From welcoming people as they arrive at a sporting event to providing information about a nearby museum exhibit, iBeacon opens a new world of
possibilities for location awareness, and countless opportunities for interactivity between iOS devices
and iBeacon hardware.
- Apple -
Technically Speaking
Passive Technology - no connection need
BLE based custom advertising
Can turn iOS into a beacon
BLE Data
Header (2 bytes)
MAC Address(6 bytes)
Data(up to 31 bytes)
Preamble (1 byte)
Access Address (4 bytes)
PDU(2-39 bytes)
CRC(3 bytes)
Data (up to 31 bytes)
Proximity UUID
(16 bytes)
Major
(2 bytes)
Minor
(2 bytes)
TX Power
(2 bytes)
iBeacon prefix
(9 bytes)
iBeacon Preamble 06 # Flags value 4C 00 # Company identifier code (0x004C == Apple)
02 # Number of bytes that follow in first AD structure
1A # Number of bytes that follow in second (and last) AD structure
02 # Byte 0 of iBeacon advertisement indicator
01 # Flags AD type FF # Manufacturer specific data AD type
15 # Byte 1 of iBeacon advertisement indicator
ADVERTISING
Proximity
Immediate <1 meter
Near 1 meter - 3 meter
Far 3 - 50 meter
Unknown >50 meter
Hardware Rules
Device should not be connectable
TX power calibration required (RSSI)
100 ms advertisement
Apple trademark
Akbank Direkt is world’s first iBeacon enabled ATM allowing money withdrawals using only a smartphone and no plastic.
EXAMPLES
The Turkish Airlines CIP Lounge is a global hub for air travel. The brand uses iBeacon to welcome
and inform guests and provide useful
services such as WiFi passwords and free book
downloads.
Turkish Airlines CIP Lounge
Starwood Hotels pilot program lets guests use
Apple's iPhone as room key. Part of
Starwood the hotel allows guests to bypass
the check-in counter and unlock their room
by using digital keys sent to an iOS App
Starwood Hotels
NFL, MLB roll out iBeacon tech for
Super Bowl
NLB, NFL STADIUM
Bluetooth 4.2and the internet of things (IoT)
4.2 ENABLES IoT
Advantages Features End User Examples
Flexible Internet Connectivity Options
Extend the reach of power-efficient devices to the
internet
Low-power (IPv6/6LoWPAN)
Available through the Internet Protocol Support Profile (IPSP)
A Bluetooth Smart sensor can access the Internet (send and receive messages through a
gateway device)Bluetooth Smart Internet gateways (GATT)
Available early 2015 through the HTTP Proxy Service (HPS) &RESTful API
white papers
Advantages Features End User Examples
Industry-leading Privacy
Keeps Bluetooth Smart devices from being tracked
LE Privacy 1.2 LE Secure Connections
A Bluetooth Smart location tracker can only be followed
by the owner or trusted group all while consuming less power.More Power Efficient
Introduces refinements that help Bluetooth Smart devices save even
more energy
Highly Secure
Features FIPS-compliant encryption ensuring confidential data stays
that way
LE Secure Connections
A Bluetooth Smart lock or other smart home device
provides industry standard security for added user
confidence during device pairing
Makes Bluetooth Smart, Smarter
Makes Bluetooth Smart, Faster
Advantages Features End User Examples
Data Throughput Increase
Up to 2.5x faster with a packet capacity increase of 10x vs.
previous versions
LE Data Length ExtensionOver-the-air firmware updates for a Bluetooth Smart device
are up to 250% faster and more reliable
114
MILLION devices
2018
Smart Home
Smart meters can send real-time information about energy consumption directly to homeowners, helping them conserve energy and save on their utility bills
Smart home devices can help homeowners save money and use less energy. Rising natural gas, heating oil, and electricity costs have people more concerned with consumption.
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