bluetooth bluetooth-low-energy-ant-nfc-wifi-compare
Post on 02-Dec-2014
5.633 Views
Preview:
DESCRIPTION
TRANSCRIPT
1
Comparison of radio links inside an
Android device and examples for applications(Bluetooth Low Energy, Bluetooth, ANT+, NFC, WIFI)
Harald NaumannMobile +49-175-5774832 / harald_naumann@rutronik.com
http://www.rutronik.com / Harald Naumann / harald_naumann@rutronik.com / +49 175 5774832 Page 2
Short range radio inside Android phones
NFC Bluetooth2.1 (EDR)
BluetoothLow Energy /
BT Smart
ANT+ Wifi802.11b/g
Wifi802.11n
Google Nexus
PrimeX X X X
Samsung S2 X X X
Motorola Razr Droid X X X X
Sony
ARC S X X X X
http://www.rutronik.com / Harald Naumann / harald_naumann@rutronik.com / +49 175 5774832 Page 3
480 minutes shirked to 25 minutes
Close the same topics free of charge� Wireless links around your Smart Phone:
NFC, Classic Bluetooth, Bluetooth Smart, ANT+ and WIFI
� Rutronik Wireless Roadshow Dortmund 22.- 24.05 and Berlin 25. – 27.09 (one day is for links around your phone)
� Several suppliers will talk about latest wireless solutions
� Free of charge Roadshows and webinars here:http://www.rutronik.com/webinars.htmlJust send an email to nha@rutronik.com and ask for time/location of the Rutronik Wireless Roadshow
� Today we have to hurry up and shrink
http://www.rutronik.com / Harald Naumann / harald_naumann@rutronik.com / +49 175 5774832 Page 4
Short range radio links inside phones
NFC Bluetooth2.1 (EDR)
BluetoothLow Energy
ANT+ Wifi802.11b/g
Wifi802.11n
Standard by
ISO/IEC BluetoothSIG
BluetoothSIG
Garmin Wi-Fi Alliance Wi-Fi Alliance
NetworkStandard
ISO 13157 etc.
IEEE 802.15.1
IEEE 802.15.1
proprietary IEEE 802.11b/g
IEEE 802.11n
Network
Type
Point
to point
WPAN WPAN WPAN WPAN WPAN
Range freefield
< 0.2 m ≈ 100 m
(class 2) outdoor
≈ 100 m
outdoor
≈ 100 m
outdoor
≈ 38 m indoor/ ≈ 140 m
outdoor
≈ 70 m indoor/ ≈≈≈≈ 250 m
outdoorFrequency 13.56 MHz 2.4–2.5 GHz 2.4–2.5 GHz2.4–2.5 GHz 2.4–2.5 GHz 2.4–2.5 GHz
Bit rate 424 kbit/s 2 to 3 Mbps ≈1.0 Mbps ≈1.0 Mbps (Max/Typ/Min) 54Mbps / 36Mbps / 1Mbps
150 Mbps / 90 Mbps Multi stream max 600 Mbps
Set-up time < 0.1 s < 6 s < 0.006 s ? ? ?
Power consum-ption
< 15mA (read)
< 40 mA (class 2)
< 15 mA RX and TX
15 mA TX / 17 mA RX
(Max/Typ/Min) RX : 100 -250mA TX: 250 - 350mA
?
http://www.rutronik.com / Harald Naumann / harald_naumann@rutronik.com / +49 175 5774832 Page 5
Bluetooth LE / Smart versus Classic Bluetooth
Feature BR/EDR Bluetooth LE NotesRF Channels 79 40 2 MHz spacing in LE
1MHz in BTModulation GFSK GFSK
Modulation Index 0.25 - 0.35 0.45 - 0.55 Wider signal – morerobust
Max Tx Power +20 dBm (class 1) +4dBm (class 2)
+10dBm No class structure
+10 dBm regulatorylimit
RX sensitivity -85 dBm -85 dBm BR pathloss = 90 db
LE pathloss = 95 dBRange (typical) 30 meter
(up to 1500 meter with +18 dBm)
50 meter Modulation index, increased power for class 2
http://www.rutronik.com / Harald Naumann / harald_naumann@rutronik.com / +49 175 5774832 Page 6
Bluetooth LE / Smart versus Classic Bluetooth
Feature BR/EDR Bluetooth LE NotesPacket Format 6 (BR / EDR) 2 (LE) ID, FHS, DM, DH,
2-DH, 3-DH -Advertising/ Data
Ack Packet Len 126 µs 80 µs 63% shorter
8 octet Packet 214 µs 144 µs 67% shorter
Max Packet Size 2875 µs = 1021octets 328 µs = 27 octets
LE very short
Max Data Rate 2178.1 kb/s 305 kb/s LE very short
Time to transfer1Mbyte
DH1 = 18.2 s, DH5 = 8.8 s, 3-DH5= 2.9s
13.9 s (LE) LE less efficientfor large packets
CRC Strength 16 24 LE strongerEncryption Safer+ AES-128 LE stronger
http://www.rutronik.com / Harald Naumann / harald_naumann@rutronik.com / +49 175 5774832 Page 7
Bluetooth LE / Smart versus Classic Bluetooth
Feature BR/DER Bluetooth LE NotesProtocols Supportedby Host
14 3 Only ATT required for all plain text applications
Min protocols forapplication
3 (SDP, L2CAP,
AppProtocol)
2 (ATT, L2CAP)
LE uses ATT for service discovery and apps )
1 MB using BR 8.81 s 13.93s BR 60% faster for data
1 MB using DER 2.93 s 13.93s EDR ~5x faster
1 MB using HS < 1 s 13.93s LE very slow
L2CAP overhead 4 to 12 octets
4 octets LE basic headers only
L2CAP configurationoptions
7 0 Nothing configured in LE
L2CAP commands 17 1 LE very simple
http://www.rutronik.com / Harald Naumann / harald_naumann@rutronik.com / +49 175 5774832 Page 8
Apps @ Car / Home / Factory
� Bluetooth Low Energy� Classic Bluetooth� Wifi� NFC/RFID passive tags � NFC/RFID reader/ writer
http://www.rutronik.com / Harald Naumann / harald_naumann@rutronik.com / +49 175 5774832 Page 9
Bluetooth Low Energy @ Car / Home / Factory
� Based on Nordic nRF8001 or nRF8002� Create your own BT LE design easy� uC + sensor + nRF8001 + battery => That´s it
Phone with BT LE and heart rate belt
Keyboard and mouseon BT LE
Temperature data logger
Watch on BT LE
Proximity tag
on BT LE
http://www.rutronik.com / Harald Naumann / harald_naumann@rutronik.com / +49 175 5774832 Page 10
ANT+ @ Car / Home / Factory
� Based on Nordic nRF24APxx� Create your own ANT+ design easy� uC + nRF24APxx + battery => That´s it
� Or just one of the 20+ other ANT+ modules / Icsby Rutronik
Wireless ECG
Wireless data logger
AAL Ambient Assisted Living Phone with ANT+
http://www.rutronik.com / Harald Naumann / harald_naumann@rutronik.com / +49 175 5774832 Page 11
NFC / RFID read only @ Car / Home / Factory
� Free of charge app at Android market to control your Android smart phone
� NFC / RFID tags by Sony� Or just one of the 20+ other
NFC / RFID tagsby Rutronik
NFC reader reference/demo by STM
NFC app at Android market
NFC tags by
Sony or IDtronic
Phone with NFC
http://www.rutronik.com / Harald Naumann / harald_naumann@rutronik.com / +49 175 5774832 Page 12
NFC / RFID read & write @ Car / Home / Factory
� Based on STM M24LR64E and /or RFID /NFC reader/writer CR95HF
� Writing/ reading to EEPROM by NFC or I2C
� STM M24LR64E + STM8 + temperature senor + battery = temperature data logger
� Can be redesigned to any kind of data logger easy
http://www.rutronik.com / Harald Naumann / harald_naumann@rutronik.com / +49 175 5774832 Page 13
WIFI @ Car / Home / Factory
Phone with WIFI
� Smart Home by WIFI� uC + RS-9110-N-11-22 + battery => That´s it
� Or just one of the 20+ other WIFI modules / Icsby Rutronik
� “That´s it” solution is
using a WIFI module with embedded TCP/IP stack controlled by AT commands
� Or TCP/IP stack on your uC
� Or drivers for Android, Linux and Windows XX
http://www.rutronik.com / Harald Naumann / harald_naumann@rutronik.com / +49 175 5774832 Page 14
Classic Bluetooth @ Car / Home / Factory
Phone with Bluetooth
� Apps by Classic Bluetooth� uC + PAN1321i + battery => That´s it
� Or just one of the 20+ other Bluetooth modules / ICsby Rutronik
� “That´s it” solution is using a
BT module PAN1321i with SPP controlled by AT commandsHands free kit
for bikes
RS232 to BluetoothAdvertising on Bluetooth
http://www.rutronik.com / Harald Naumann / harald_naumann@rutronik.com / +49 175 5774832 Page 15
Your application @ Car / Home / Factory
ANT+for you
� You want your own “That´́́́s it” solution?
� Just email to nha@rutronik.com
� Call +49 175 5774832
� Or text to +49 175 5774832
� Or talk to someone of the wirelessteam at www.rutronik.com
Bluetooth LE
for you
Classic Bluetooth
for you
WIFI
for you
NFC
for you
16
RUTRONIK Elektronische Bauelemente GmbH
Industriestraße 2 | 75228 Ispringen/Pforzheim
Phone +49 (0) 7231 801-0 | Fax +49 (0) 7231 82282Speaker: Mr. Harald Naumann
Mobile: +49 175 574832
E-Mail: harald_naumann@rutronik.com
Homepage: www.rutronik.com
Wireless Competence Centres
Kista (Sweden) , Ispringen (Germany)
>100 years wireless knowledge available to you
Page 16www.rutonik.com / Harald Naumann / harald_naumann@rutronik.com / +49 175 5774832
Thank you in the name of
the wireless team
top related