Wireless Technologies in Smarthome application and RF test
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1 Wireless Technologies in Smarthome application and RF test Sep 2015 Brian Su Project Manager
2 Agenda Introduction and Market Situation Key Enabling Technologies Test Solution 2
3 What is IoT? Internet of Things Brings together M2M technology with Big Data and Machine Learning The Internet of Things (IoT) is the network of physical objects or "things" embedded with electronics, software, sensors and connectivity to enable it to achieve greater value and service by exchanging data with the manufacturer, operator and/or other connected devices Page 3
4 Primary Markets Primary Markets Smart Home Wearable Healthcare Devices Building and Industry Automation Smart Grid Smart Energy Connected Car - Controller - Appliances - Sensor & Security - Climate control - Lighting - HVAC - Audio/Video & Cabless - Smart watch - Wearable glasses - Smart bands - E-textiles - Hearing-aid - Health monitor - Sensor network - Smart machine - Surveillance Camera - Asset tracking - Wi-Fi Backhaul Wireless Connectivity - Smart Meter - Smart appliances - DC distribution V2V / V2X /V2I communications ecall Infotainment GNSS Autonomous Driving Car RKE / TPMS EMI/EMC Key requirements: Power efficient, Scalable, Range Extended Page 4
5 Application example in home control Data from Zigbee Alliance Page 5
6 IoT Market Predictions How Many Things Will be Connected by 2020? There is large difference in the market predictions (26 Billion to 212 Billion) 50 Billion devices = ~ 7x the world population today! What is the conclusion? IoT will bring huge opportunities across multiple industries! Page 6
7 Connecting Things to the Cloud Cloud storage, intelligence & analytics Cable/fibre Low Power Wide Area WiFi AP Cellular Satellite WiFi Ethernet WiFi WiFi Consumer gateways Industrial, vehicle, maritime, aviation gateways Bluetooth NFC WiFi e.g. THREAD, ZigBee, Z-Wave e.g. Wi-SUN e.g. WiFi Sensors and actuators Page 7 7
8 IoT Key Enabling Wireless Technologies Summary Standards Freq(s) Max BW Data rate Mod Range Network Applications LTE-M Category 0/1 (LTE Rel12/13) ah (IEEE ) p (IEEE ) Bluetooth Low Energy Z-Wave (ITU G.9959) ZigBee ( ) Thread ( ) Wi-Sun ( g) LTE band Sub GHz 5.8~5.9 GHz 1.4 MHz 1 to 16 MHz 5/10/20 MHz 200 kbps ~ 1 Mbps 150 kbps to 78 Mbps 1.5 Mbps to 54 Mbps OFDM 1000 m WMAN OFDM 1000 m WLAN OFDM 1000 m WLAN 2.4 GHz 2 MHz 1 Mbps GFSK 50 m WPAN MHz MHz ISM < 2.4 GHz ISM < 2.4 GHz ISM < 2.4 GHz 200 khz 5 MHz 5 MHz 200 khz to 1.2 MHz 9.6 kbps ~100 kbps 40 kbps to 250 kbps 40 kbps to 250 kbps 50 kbps to 1 Mbps BFSK GFSK BPSK OQPSK BPSK, FSK OQPSK FSK,OFDM, OQPSK 100 m WPAN 10 m WPAN 10 m WPAN 1000 m WNAN lower speed and power versions of the LTE standard defined in Rel12/13 Target for IoT, wearable devices or extend range Wireless access in vehicle environment (WAVE) automotive, healthcare, security, home entertainment Remote controls, smoke alarm, security sensors Owned by Denmark Zensys Home automation, smart grid, remote control Mesh network for home and support 6LoWPAN FAN and HAN Smart Utility Networks, Smart Grid, Smart Metering NFC (ISO/IEC18092) MHz 1 MHz 848 kbps FSK, ASK 20 cm P2P Contactless payment, easy other connection (Wi-Fi, BT), identity and access Page 8
9 IoT Key Enabling Wireless Technologies Summary Standards Freq(s) Max BW Data rate Mod Range Network Applications LTE-M Category 0/1 (LTE Rel12/13) ah (IEEE ) p (IEEE ) Bluetooth Low Energy Z-Wave (ITU G.9959) ZigBee ( ) Thread ( ) Wi-Sun ( g) LTE band Sub GHz 5.8~5.9 GHz 1.4 MHz 1 to 16 MHz 5/10/20 MHz 200 kbps ~ 1 Mbps 150 kbps to 78 Mbps 1.5 Mbps to 54 Mbps OFDM 1000 m WMAN OFDM 1000 m WLAN OFDM 1000 m WLAN 2.4 GHz 2 MHz 1 Mbps GFSK 50 m WPAN MHz MHz ISM < 2.4 GHz ISM < 2.4 GHz ISM < 2.4 GHz 200 khz 5 MHz 5 MHz 200 khz to 1.2 MHz 9.6 kbps ~100 kbps 40 kbps to 250 kbps 40 kbps to 250 kbps 50 kbps to 1 Mbps BFSK GFSK BPSK OQPSK BPSK, FSK OQPSK FSK,OFDM, OQPSK 100 m WPAN 10 m WPAN 10 m WPAN 1000 m WNAN lower speed and power versions of the LTE standard defined in Rel12/13 Target for IoT, wearable devices or extend range Wireless access in vehicle environment (WAVE) automotive, healthcare, security, home entertainment Remote controls, smoke alarm, security sensors Owned by Denmark Zensys Home automation, smart grid, remote control Mesh network for home and support 6LoWPAN FAN and HAN Smart Utility Networks, Smart Grid, Smart Metering NFC (ISO/IEC18092) MHz 1 MHz 848 kbps FSK, ASK 20 cm P2P Contactless payment, easy other connection (Wi-Fi, BT), identity and access Page 9
10 IoT Key Enabling Technologies IEEE ah Middle 2016 IoT applications IEEE ah PHY and MAC are specified for IoT type of applications Envisioned to provide IP connectivity to all types of devices that are currently not connected to the internet and yet-to-be-invented devices Target use cases Large scale sensor networks and meters Extended range hotspot Outdoor Wi-Fi for cellular traffic offloading Standards status: The IEEE WG is currently developing draft 4.0 of the spec, which typically means it is stable enough to commence WFA MRD activities Targeted IEEE specification will be finalized in mid-2016 WFA has decided to create a Marketing Task Group to start the development of an interoperability program. Potential WFA program launch: H ah AP Indoor 11a/g/n/ac AP Page 10
11 802.11ah Global Channelization Max. BW 16 MHz 4 MHz 2 MHz 8 MHz 1 MHz 4 MHz From IEEE ah draft standard Page 11
12 802.11ah Use Case #1 Indoor Low Power Sensors Extended range Reach garage, backyard, basement, attic 1 MHz and 2 MHz mandatory modes Battery operated sensors No power amplifiers Large numbers of devices (1000s) per AP Ultra-low power consumption Optimized for small packet size Multi-year battery life Long sleep time Burst traffic IP support Page 12
13 802.11ah Use Case #2 Backhaul Sensors and Meter Data Backhaul aggregation of smart grid meter data Backhaul aggregation of industrial sensor data Page 13
14 PHY Differences between ac and ah Feature ac ah Channel bandwidth 20/40/80/160 MHz 1/2/4/8/16 MHz FFT size 64/128/256/512 32/64/128/256/512 Data subcarriers / 52/108/234/468 24/52/108/234/468 Pilot Sub-carriers 4/6/8/16 2/4/6/8/16 Pilot Type Fixed pilot Fixed pilot or traveling pilot Subcarrier spacing khz khz OFDM symbol duration 4.0/3.6 us 40/36 us Guard interval (short/normal/long) 0.4/0.8/1.6 us 4/8/16 us Preamble duration 16 us 320 us(1m BW)/160 us Modulation types BPSK/QPSK/16QAM/64QAM/256QAM BPSK/QPSK/16QAM/64QAM/256QAM Coding rates 1/2, 2/3, 3/4, 5/6 1/2 rep2, 1/2, 2/3, 3/4, 5/6 MCS 0-9 MCS0-9, 10 Transmission Mode VHT mode, non-ht duplicate mode Normal mode S1G, 1 MHz duplicate mode, 2 MHz duplicate mode Duplicated PPDU Non-HT PPDU S1G_DUP_1M, S1G_DUP_2M MIMO Up to 8 Up to 4 Multi-user Up to 4 Up to 4, only available in S1G_LONG PPDU Beamforming Support Support Source: Draft Amendment Proposed by TGah Working Group Page 14
15 802.11ah Physical Layer Measurements Transmitter Tests Transmitter Power ah Spectrum Mask Transmission spurious Center frequency tolerance Symbol clock frequency tolerance Center frequency leakage Spectral flatness Constellation error Modulation accuracy Receiver Tests ah Minimum Input Sensitivity Adjacent channel rejection Non-adjacent channel rejection Maximum input level Clear channel assessment RSSI Reference: IEEE ah draft amendment proposed by TGah Working Group Page 15
16 EXM ah Test Solution ah Transmit Test Solution Supports ah 1/2/4/8/16MHz Full measurement result set - Transmit Power - Modulation Accuracy - Spectrum emission mask ah 2MHz SEM measurement Page
17 IoT Key Enabling Wireless Technologies Summary Standards Freq(s) Max BW Data rate Mod Range Network Applications LTE-M Category 0/1 (LTE Rel12/13) ah (IEEE ) p (IEEE ) Bluetooth Low Energy Z-Wave (ITU G.9959) ZigBee ( ) Thread ( ) Wi-Sun ( g) LTE band Sub GHz 5.8~5.9 GHz 1.4 MHz 1 to 16 MHz 5/10/20 MHz 200 kbps ~ 1 Mbps 150 kbps to 78 Mbps 1.5 Mbps to 54 Mbps OFDM 1000 m WMAN OFDM 1000 m WLAN OFDM 1000 m WLAN 2.4 GHz 2 MHz 1 Mbps GFSK 50 m WPAN MHz MHz ISM < 2.4 GHz ISM < 2.4 GHz ISM < 2.4 GHz 200 khz 5 MHz 5 MHz 200 khz to 1.2 MHz 9.6 kbps ~100 kbps 40 kbps to 250 kbps 40 kbps to 250 kbps 50 kbps to 1 Mbps BFSK GFSK BPSK OQPSK BPSK, FSK OQPSK FSK,OFDM, OQPSK 100 m WPAN 10 m WPAN 10 m WPAN 1000 m WNAN lower speed and power versions of the LTE standard defined in Rel12/13 Target for IoT, wearable devices or extend range Wireless access in vehicle environment (WAVE) automotive, healthcare, security, home entertainment Remote controls, smoke alarm, security sensors Owned by Denmark Zensys Home automation, smart grid, remote control Mesh network for home and support 6LoWPAN FAN and HAN Smart Utility Networks, Smart Grid, Smart Metering NFC (ISO/IEC18092) MHz 1 MHz 848 kbps FSK, ASK 20 cm P2P Contactless payment, easy other connection (Wi-Fi, BT), identity and access Page 17
18 Bluetooth Standard Evolution Future V1.0 Many problems Difficult making products interoperable V1.2 V2.0 + EDR Introduction of EDR EDR Up to 2.1 Mbps Faster connection/ discovery Use AFH Up to 721 kbps Alternate MAC/PHY Unicast connectionless data Enhanced power control HS up to 24 Mbps V2.1 + EDR SSP, EIR power consumption optimization V3.0 + HS V4.0 V4.1 Coexist with 4G Smart connectivity Data transfer improvement Adoption of Bluetooth LE LE up to 260 kbps Including classic, LE and HS V4.2 For IoT (Support IPv6/6LoWPAN) High privacy Data throughput increase (10x packet capacity increase) Bluetooth Smart competes directly with ANT+ for low power applications (sensors, etc.) Two New Trademarks for Certified BT Devices For dual-mode: LE + Legacy BT For single-mode: LE only Page 18 Bluetooth 18 is a registered trademark of Bluetooth SIG, Inc.
19 Frequency/ RF Channel LL 2402 MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/ MHz/39 39 Bluetooth Low Energy Channel Allocations Wi-Fi Ch.1 Wi-Fi Ch.6 Wi-Fi Ch.11 Bluetooth Low Energy: 3 advertising channels (37, 38, 39) 37 data channels ms for scanning < times less power Classic Bluetooth: 32 hop frequencies for same task 22.5 ms Page 20 20
20 Test Challenges for Bluetooth LE Devices Simple, Standard-compliant, Fast Testing for Bluetooth Smart was simplified compared to legacy Bluetooth Bluetooth SIG created specific guidelines for BLE qualification BLE defined a reference signal to simplify RF performance testing Legacy Bluetooth formats (Basic and EDR) are supported for Dual Mode and Single Mode testing Auto detection capability quickly Bluetooth format detection Time effective for in-band spurious emission test FFT vs. swept Easy to use signal generation - pre-defined dirty package with frequency drift for Rx sensitivity test Page 21
21 Bluetooth Low Energy RF PHY Test Cases Transmitter Tests Receiver Tests Output power at NOC TRM-LE/CA/01/C Receiver sensitivity at NOC RCV-LE/CA/01/C Output Power at EOC In-band emissions at NOC In-band emissions at EOC TRM-LE/CA/02/C TRM-LE/CA/03/C TRM-LE/CA/04/C Receiver sensitivity at EOC C/I and receiver selectivity performance Blocking performance RCV-LE/CA/02/C RCV-LE/CA/03/C RCV-LE/CA/04/C Modulation characteristics Carrier frequency offset and drift at NOC TRM-LE/CA/05/C TRM-LE/CA/06/C Intermodulation performance Maximum input signal level RCV-LE/CA/05/C RCV-LE/CA/06/C Carrier frequency offset and drift at EOC TRM-LE/CA/07/C PER Report Integrity RCV-LE/CA/07/C NOC: normal operating conditions EOC: extreme operating conditions NOC and EOC tests are the same except the operating conditions (extreme temperature, air humidity, supply voltage) Page 22
22 Bluetooth Measurements Low Energy Basic Rate EDR 23 Page 23 Agilent Restricted 23
23 IoT Key Enabling Wireless Technologies Summary Standards Freq(s) Max BW Data rate Mod Range Network Applications LTE-M Category 0/1 (LTE Rel12/13) ah (IEEE ) p (IEEE ) Bluetooth Low Energy Z-Wave (ITU G.9959) ZigBee ( ) Thread ( ) Wi-Sun ( g) LTE band Sub GHz 5.8~5.9 GHz 1.4 MHz 1 to 16 MHz 5/10/20 MHz 200 kbps ~ 1 Mbps 150 kbps to 78 Mbps 1.5 Mbps to 54 Mbps OFDM 1000 m WMAN OFDM 1000 m WLAN OFDM 1000 m WLAN 2.4 GHz 2 MHz 1 Mbps GFSK 50 m WPAN MHz MHz ISM < 2.4 GHz ISM < 2.4 GHz ISM < 2.4 GHz 200 khz 5 MHz 5 MHz 200 khz to 1.2 MHz 9.6 kbps ~100 kbps 40 kbps to 250 kbps 40 kbps to 250 kbps 50 kbps to 1 Mbps BFSK GFSK BPSK OQPSK BPSK, FSK OQPSK FSK,OFDM, OQPSK 100 m WPAN 10 m WPAN 10 m WPAN 1000 m WNAN lower speed and power versions of the LTE standard defined in Rel12/13 Target for IoT, wearable devices or extend range Wireless access in vehicle environment (WAVE) automotive, healthcare, security, home entertainment Remote controls, smoke alarm, security sensors Owned by Denmark Zensys Home automation, smart grid, remote control Mesh network for home and support 6LoWPAN FAN and HAN Smart Utility Networks, Smart Grid, Smart Metering NFC (ISO/IEC18092) MHz 1 MHz 848 kbps FSK, ASK 20 cm P2P Contactless payment, easy other connection (Wi-Fi, BT), identity and access Page 24
24 IoT Key Enabling Technologies ZigBee ( ) - Now Target is M2M (IoT): low power, low data rate, mesh network Conceived in 1998, standardized in 2003, and revised in 2006 Based on physical and MAC layers ZigBee Alliance was established in 2002 with 400+ members Target Use Case Industrial and commercial Personal healthcare Building automation Automotive PHY/MAC/Network Upper Layer Stack IEEE MAC IEEE /915 MHz PHY IEEE GHz PHY Used in 784 MHz (China), 868 MHz (EU), 915 MHz (USA), 2.4 GHz ISM bands Conforms to IEEE PHY & MAC layer definition Multiple traffic types: periodic, intermittent and repetitive low latency data Page 25
25 ZigBee (IEEE ) Physical Layer Specification PHY (MHz) Frequency band (MHz) Spreading parameters Chip rate (kcps) Modulation Data parameters Bit rate (kbps) Symbol rate (ksps) Channel Spacing (MHz) 868*/ 915* 868 (Europe) 915 (North America) 300/400/ /1600/ 1000 BPSK/ASK/ O-QPSK BPSK/ASK/ O-QPSK 20/250/100 20/12.5/ /250/250 40/50/ DSSS (World) 2000 O-QPSK * optional Range: meters (depending on the environment) Radio Power Requirements: 1 mw 100 mw Transmit Center Frequency Tolerance: ± 40 ppm Receiver Sensitivity (PER < 1%): GHz band; /915 MHz band Modulation and channel access: DSSS and CSMA/CA Page 26
26 IEEE O-QPSK PHY RF Requirements Transmitter Test Section Operating frequency range Transmitter power spectral density (PSD Mask (SEM) Symbol rate Error vector magnitude (EVM) Transmitter center frequency tolerance TX-to-Rx turnaround time RX-to-Tx turnaround time Receiver Test Section Receiver sensitivity Receiver interference rejection Receiver maximum input level Receiver ED Link quality indicator Clear channel assessment Reference: IEEE Std Low-Rate Wireless Personal Area Networks (LR-WPANS) Ver Page 27
27 EXM ZigBee Test Solution Wireless Control That Simply Works Transmitter Test TX Power Spectrum PSD Mask Center Frequency Tolerance EVM Receiver Test Sensitivity Maximum Input Level Covers both 2.4G and 900M Page
28 IoT Key Enabling Wireless Technologies Summary Standards Freq(s) Max BW Data rate Mod Range Network Applications LTE-M Category 0/1 (LTE Rel12/13) ah (IEEE ) p (IEEE ) Bluetooth Low Energy Z-Wave (ITU G.9959) ZigBee ( ) Thread ( ) Wi-Sun ( g) LTE band Sub GHz 5.8~5.9 GHz 1.4 MHz 1 to 16 MHz 5/10/20 MHz 200 kbps ~ 1 Mbps 150 kbps to 78 Mbps 1.5 Mbps to 54 Mbps OFDM 1000 m WMAN OFDM 1000 m WLAN OFDM 1000 m WLAN 2.4 GHz 2 MHz 1 Mbps GFSK 50 m WPAN MHz MHz ISM < 2.4 GHz ISM < 2.4 GHz ISM < 2.4 GHz 200 khz 5 MHz 5 MHz 200 khz to 1.2 MHz 9.6 kbps ~100 kbps 40 kbps to 250 kbps 40 kbps to 250 kbps 50 kbps to 1 Mbps BFSK GFSK BPSK OQPSK BPSK, FSK OQPSK FSK,OFDM, OQPSK 100 m WPAN 10 m WPAN 10 m WPAN 1000 m WNAN lower speed and power versions of the LTE standard defined in Rel12/13 Target for IoT, wearable devices or extend range Wireless access in vehicle environment (WAVE) automotive, healthcare, security, home entertainment Remote controls, smoke alarm, security sensors Owned by Denmark Zensys Home automation, smart grid, remote control Mesh network for home and support 6LoWPAN FAN and HAN Smart Utility Networks, Smart Grid, Smart Metering NFC (ISO/IEC18092) MHz 1 MHz 848 kbps FSK, ASK 20 cm P2P Contactless payment, easy other connection (Wi-Fi, BT), identity and access Page 29
29 IoT Key Enabling Technologies Wi-SUN ( ) - Now Wi-SUN is developed based on IEEE g standard Target use case: wireless smart utility networks Conformance, interoperability, and certification testing has been defined Wi-SUN Alliance has > 40 members Conformance tests and profiles are developed for the popular MR-FSK PHY MR-OFDM PHY is available but not as popular PHY/MAC Layer 3 physical layer (PHY) standards supported: - MR-FSK: 2FSK and 4FSK modulation used - MR-OFDM: 4 options with different FFT size and bandwidths - MR-O-QPSK: DSSS and multiplexed DSSS used Frequency bands depend on regulatory requirements, may include bands around: - 169, , 780, , , , and MHz Page 30
30 Smart Energy Systems Overview Wi-SUN (Wireless Smart Utility Network) Field-Area Network Wi-SUN Generation Transmission Substation Distribution Data Concentrator Neighborhood Area Network Smart Meter Home Page 31 31
31 2FSK Demod for Wi-SUN Page 32
32 Bench-top Test Solution for R&D and DVT Signal Generation and Analysis Signal Generation Solution Signal Studio software with format support for: - WLAN a/b/g/j/p/n/ac/ah - Bluetooth (BR/EDR/LE) - ZigBee ( ) and Wi-SUN ( g) Compatible hardware : X-Series signal generators (MXG/EXG), PSG, AWG, PXIe VSG, EXM one box tester Signal Analysis Solution One-button embedded measurement applications supporting: - WLAN a/b/g/j/p/n/ac/ah - Bluetooth (BR/EDR/LE) - ZigBee ( ) and Wi-SUN ( g) Compatible hardware: X-Series signal analyzers (PXA, MXA, EXA), PXIe VSA, EXM one box tester Page 33
33 E6640A EXM Wireless Test Set for DVT and Mfg Broadest Multi-Format Coverage Cellular LTE/LTE-A FDD/TDD HSPA+, W-CDMA 1xEV-DO, cdma2000 GSM/EDGE/EDGE Evo TD-SCDMA/TD-HSPA DECT PHS Controller TRX 1 TRX 2 Reference TRX 3 TRX 4 Wireless Connectivity WLAN a/b/g/n/j/p/ac/ah Bluetooth 1.0 to 4.2 ZigBee Z-Wave Multi-Satellite GNSS Plus more MIMO (2x2, 3x3, 4x4) Page 34
34 Keysight Solutions Covering the whole Lifecycle Signal Studio Software Signal Generators Signal Analyzers VSA/WLA 3D EM Simulation SystemVue (BB) ADS/GG (RF/A) Baseband Generator and Channel Emulator RF Module Development RF Proto RF Chip/module Scopes and Logic Analyzers PXI Modular Solutions Battery Drain Characterization Pre-Conformance Design Simulation BB Chipset Development L1/PHY FPGA and ASIC RF and BB Design Integration L1/PHY System Design Validation System Level RF Testing Conformance Manufacturing Protocol Development L2/L3 Network Deployment N4010A Wireless Connectivity Test Set RF Handheld Analyzers Signalling RF, Protocol and Function Test NFC/EMV Conformance/R&D/Mfg Test Power Measurement Manufacturing Test Cellular / Bluetooth Conformance Test System Page 35 35
35 Thank You!!! Questions and Answers Page 36 Copyright 2014 Agilent. All rights reserved
36 Resources 37 For additional information regarding IoT solutions, refer to the Keysight Application websites Cellular: Cellular: WLAN: Bluetooth: ZigBee: NFC:
37 Backup Page 38
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