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Wireless Connectivity Solutions TI Wireless Technology Overview Wirelessly connecting everywhere. The Signal Chain Amp The Real World Power Management Wireless Connectivity Amp Logic ADC Embedded Processor DAC Interface The industry’s broadest wireless portfolio! Sub 1GHz Proprietary - PurePath Wireless - RF4CE - Bluetooth - Bluetooth Low Energy - ANT - Zigbee - 6LoWPAN - WiFi - GPS Wirelessly connecting everywhere. TI Wireless Connectivity Portfolio Sub 1GHz SimpliciTi 6LoWPAN W-MBus 5GHz 2.4GHz SimpliciTi PurePathTM Wireless Audio ZigBee Pro & IP 6LoWPAN Bluetooth Bluetooth Low Energy RF4CE Home Automation Electronic Shelf Labeling Alarm & Security Headphones Gaming Headsets Speakers Human Interface Device & Gaming Smart Energy Sensor Networks Remote Control Home Automation Mobile Accessories Gaming Controllers Health & Wellness Sports & Fitness Products CC2500 CC2510 CC8520 CC2530 CC2531 CC2533 CC2520 GPS + Bluetooth Consumer Handheld Devices Portable Data Terminals Medical Devices Camera, Video Surveillance Healthcare CC1101 CC1110 CC430 CC1120 WiFi 802.11 a/b/g/n ANT Applications Metering Satellite CC2560/7 CC2540 CC2570/1 Denotes TI Proprietary solution or customer defined protocol on these products Navigation Remote clocking Industrial / Home Automation WL1271/3 CC6000 WL1281/3 TI Wireless Assets • 10 years delivering connectivity solutions to market • Multiple generations of proven solutions – – – – Bluetooth® – 7th generation WLAN – 7th generation GPS – 6th generation <1GHz – 3rd generation • Over 1 Billion connectivity solutions shipped • Expertise in low power and RF • Insight into trends in connected devices WCS Target Markets Broadest coverage: from smart phones to smart energy • Metering, Industrial & Home Automation (Video security, Lighting, Home Energy, Thermostat) • Alarm & Security • Portable Data Terminals • Mobile Consumer (Tablet, eBook, PMP, Camera) • • • • • Remote Control Wireless Audio Mobile Phone Accessories Health & Fitness Remote Patient Monitoring When should you use TI Wireless? • Designing a portable, battery-powered device • Designing with a TI embedded processor wanting to add wireless connectivity • Want multi-function connectivity • Need MSP430 fast time to market, Sitara while avoiding Stellaris OMAP heavy engineering investment Bluetooth Wi-Fi Zigbee + Modules Platforms + Reference Designs Partners Frequency Band Advantages 2.4 GHz 5 GHz <1 GHz Works worldwide High data rate Full duty Cycle allowed Highest data rate Least crowded Best range Less crowded Disadvantages Most crowded Less range Lowest data rate Restrictions on duty cycle at some frequencies Proprietary vs. Industry Standard Advantages Disadvantages Examples Tailored to the application Specialized functions Proprietary Potentially smaller software stack Simpler deployment Each OEM’s topology can be different Sub 1GHz 2.4GHz Less options among suppliers PurePath Choice of frequency bands Inter-Operability among different suppliers Industry Standard Standardization: customer choice of suppliers Ease of network expansion Larger software stack in most cases Potentially higher current consumption ZigBee Bluetooth BLE ANT 6LoWPAN Wi-Fi RF4CE Signal Strength The strength of a signal and resulting range is an outcome of transmit (output) power and receiver sensitivity Transmitter Power • How loud can you yell? • Higher is better •Measured in dBm (for example +10dBm) Receiver Sensitivity • How well can you hear? • Lower is better • Measured in dBm (for example -93dBm) Techniques against inteferers: Wide Band Transmission Power Power DSSS, FHSS & FA Narrow Band Transmission Freq Power DSSS – Direct Sequence Spread Spectrum Freq FHSS – Frequency Hopping Spread Spectrum 2 1 Freq FA – Frequency Agility Why Sub-1GHz Proprietary? • • Allows for the longest RF transmission range, up to several kilometers (“Wide Area Networks”) depending on the Output Power Strict RF regulations in sub1-GHz bands enable high reliability and strong RF links. Limits are typically imposed by regulatory body on: – – RF spectrum output (“don’t emit in other RF channels that you aren't supposed to”) RF duty cycle in certain frequency bands (“you can’t occupy the RF channel too long”) • Very popular in Industrial applications Why TI Sub-1GHz? • Both best-in class RF performance and value line RF parts are available • All TI parts have fast startup and lock times. This enables lower power consumption .TI’s parts meet the most stringent ETSI, FCC and ARIB RF regulations • Extensive development kits, reference designs and application notes available Why W-MBus? • • • • • • European-only wireless protocol for remote reading of heating and energy meters Only available in 868MHz band in Europe Allows meters to be placed where future access is difficult/not required Allows up to 250 devices on one bus which is a benefit for apartment complexes Allows interoperability among different meter/sensor/actuator manufacturers Standard reduces error of manual meter reading and is low cost to install Why TI W-MBus? • • TI offers Radio and SW from Third Parties Available as module from 3rd parties Radiocrafts (RC1180) IEEE 802.15.4 • Low-Rate Wireless Personal Area Networks (LR-WPAN) standard with 250kbps max data rate • Use DSSS highly robust in the 2.4GHz RF links • Two transmission modes defined by MAC Layer • Beacon mode enabled • Non Beacon mode, use CSMA-CA (Carrier Sense Multiple Access with Collision Avoidance) • Low cost • Moderate software overhead • Reliable data transfer • Short range operation • Reasonable battery life Upper Layers IEEE 802.15.4 SSCS IEEE 802.2 LLC, Type I IEEE 802.15.4 MAC IEEE 802.15.4 868/915 MHz PHY IEEE 802.15.4 2400 MHz PHY IEEE 802.15.4 Frequency Spectrum & Topology S1 16 Channels 5 MHz S6 S2 H 2.4 GHz S3 S5 10 Channels 2 MHz S4 Star Network Topology 902 MHz 928 MHz 1 Channel H S Point to Point Topology 868.3 MHz Frequency Band and Data rate in IEEE 802.15.4 standard Why 6LoWPAN? • • • • • • Open standard that defines IPv6 over IEEE802.15.4 Runs on top of IEEE 802.15.4 physical layer Uses mesh technique to support large scalable networks that require IP connectivity for all nodes Leverage on the structure of IP network protocol stack Can be used with sub-1 GHz and 2.4 GHz Smart metering, home/industrial automation Why TI 6LoWPAN? • • • Complete hardware and software 6LoWPAN platforms High-performance radio, based on the CC1101 radio design or CC1110 and CC430 System-on-chip solutions Application support, development kits and tools Why Zigbee? • • • • • • Protocol chosen as standard for SE (Smart Energy) and Medical (Continua) networks Scalable up to 1000’s of nodes Helps achieve full mesh topology Allows interoperability among different manufacturers Low data rate (up to 250Kbps) targeted for battery applications (gas /water meters) Uses IEEE 802.15.4 radio architecture Why TI Zigbee? • TI provides total solution (HW/SW/app profiles) on various platforms including single-chip, ultralow power MSP430 or Cortex M3 Stellaris • TI provides extensive development tools, application support, reference designs • TI is Zigbee market leader and #1 in 802.15.4 • TI brings ZigBee technology to smartphones as mobile smart energy display Image Why RF4CE? • • • • • • Remote controls, Set-top boxes, TVs, Blu-Ray players, 3D glasses Non-line-of-sight control Uses IEEE 802.15.4 radio architecture RF4CE is a profile of the Zigbee Alliance Provides more advanced features based on bi-directional communication Longer range, longer battery life and interoperability Why TI RF4CE? • TI offers RemoTI - a complete hardware and software solution for RF4CE remote control applications • CC2533 based single-chip remote controls with lower power, higher reliability and a lower bill-of material cost than alternative devices • TI brings RF4CE technology into smartphones through OMAP development platform demoed at MWC in Feb’11 Why 2.4GHz Proprietary? • • • • • • 2.4GHz band can be used world-wide RF protocol can be tailored to specific application needs Allows 100% duty cycle applications Very low-cost designs possible with “nocost” PCB antennas Small form factor compared to sub-1GHz Very popular in the consumer segment Why TI 2.4GHz? • • • • TI has both transceiver, transmitter and system-on-chip RF parts with embedded microcontroller and USB Excellent co-existence performance in noisy environments Extensive development kits, reference designs and application notes available TI offers free of charge SimpliciTI protocol for a fast and easy start to build networks” Why PurePath Wireless? • • • • Wireless audio solutions tailored for headphones, headsets, speakers and home entertainment systems Designed for wireless audio, no dropouts Uncompressed, low latency CD-quality audio streaming enabled by 5Mbps RF data rate Easy-to-use designer’s PC software tool (free of charge) Why TI PurePath? • • • Unique combination of high quality of service, low power consumption and low system cost Low latency (sub-20ms) and distributed clock scheme allows synchronization for surround systems and gaming Firmware options for various application use cases using pin-compatible hardware Why Bluetooth®? • • • • • • • Wireless data, audio or voice in industrial, consumer and medical applications Replacement of serial cables 10-100m range personal ‘bubble’ (Personal Area Network) Instant, secure, automatic connections Low power consumption (AAA battery power source) Good data rates (~2Mbps throughput) Install base of 3 billion units Why TI Bluetooth? • • • • Best in-class RF performance (Transmit and Receive) Dual-mode options with ANT & Bluetooth Available with Wi-Fi Highly integrated, fully certified module available to reduce cost and time to market Bluetooth Operation Designed to avoid interference • Hop between 79 frequencies of 1MHz each (2.401-2.480 GHz) • Pseudo-random pattern known to transmitter and receiver Frequency (GHz) Devices form ad-hoc networks called piconets • Each piconet uses a different frequency hopping sequence • Piconets have 1 master and up to 7 slaves • Master determines hopping scheme and timing • Communicate in round-robin fashion • Devices can switch roles Why ANT? • • • • Ultra low power (ULP) enables coin cell operation for wireless sensors with battery lifetime of 1 year and longer Main market in sports and fitness sensors, medical and healthcare devices ANT is a proprietary protocol developed by Dynastream that operates in the 2.4-GHz ISM band ANT+ defines a set of device profiles to ensure products from different manufacturers are interoperable; Established ANT+ ecosystem of over 14 million devices Why TI ANT? • Only TI offers single-mode (CC2570/71) and dualmode solutions (CC2567, WiLink) • Fully tested TI ANT ecosystem solution – for both sensor and mobile handheld devices • Best in class RF performance • Excellent coexistence with other 2.4GHz devices ANT Applications Why Bluetooth Low Energy (BLE)? • • • Ultra low power consumption, similar to ANT battery lifetime of 1 year and longer Fraction of the power of Bluetooth enabling nonrechargeable batteries (alkaline or coin cell) while addressing Bluetooth installed base through dualmode chipsets Target applications are consumer medical, sports and wellness, and mobile accessories Why TI BLE? • TI provides both single mode and dual mode Bluetooth low energy solutions • Both sides of the link to create a fully tested Bluetooth low energy ecosystem - from smart sensors to smart phones • Leading RF performance up to -97dBm • Excellent coexistence with other 2.4GHz devices • CC2540 System on a chip integrated solution (host & controller) and certified modules available Why Wi-Fi? • Connect electronic devices to each other, to the Internet, and to wired networks – quickly and securely • Most prominent wireless connectivity technology for computers and internet • Real-world performance similar to wired networks • High data rates (>20Mbps throughput) • Over 2.5B Wi-Fi units deployed in the market today; ~1 billion units/year projected starting in 2011 Why TI Wi-Fi? • Best in class idle-connect current 0.72mA for deeply embedded applications • Single Antenna & on-chip coexistence when using the integrated Bluetooth • Highly integrated, fully certified modules available to reduce cost and time to market • Platforms offered that integrate system hardware and software WLAN Infrastructure Mode Networks Access Point Stations Access Point (AP) • Networks are built to transfer data between stations • The hub to relay all network communications, translating frames between a wireless medium and a wired medium • Given a service set identifier (SSID), which becomes the network name for the users • Sends out beacons to let stations know there is an access point they can connect to Stations • Computing devices with wireless network interfaces • Stations associate with an AP to join a network • Stations listen for beacons to understand if any traffic is available • Because stations know when the next beacon is coming, they can go to sleep during this wait period and wake up in time for the next beacon • Stations can access the Internet through the access point connected to a network Why GPS? • • • Space-based global navigation satellite system utilizing a constellation of 27 Earth-orbiting satellites Provide reliable location, time, and velocity information to a receiver anywhere in the world Widely deployed and useful tool for asset tracking, industrial automation, surveillance, banking, power grids Why TI GPS? • • • • Connect to host processor simply Utilizes industry standard NMEA protocol Quick startup performance – or Time To First Fix (TTFF) Highly integrated, fully certified modules available to reduce cost and time to market Wireless Technologies Comparison Range Throughput 20 Mbps Zigbee ANT <250 kbps RF4CE BLE/ANT RF4CE Zigbee Sub-1GHz 2.4GHz Bluetooth Technology BLE Li-Ion Sub-1GHz Typical Power Source Required AAA WiFi Bluetooth WiFi 2.4GHz Proprietary Bluetooth Coin Cell Technology WiFi <2 Mbps Zigbee BLE/ANT 10 100 Range (m) 10,000 RF4CE Sub-1GHz 2.4GHz RFID Proprietary Technology Getting Started To learn more information about the industry’s broadest wireless portfolio, please see: • Wireless Connectivity Selection Guide: www.ti.com/wirelessconnectivityguide • Ask an engineer: http://e2e.ti.com/forums • TI Connectivity Wiki: www.ti.com/connectivitywiki