1. doc.: IEEE 802.15-05-694r0 Submission Nov 2005 Stefan Drude, PhilipsSlide 1 Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: [Body Area Networks] Date Submitted: [November 17, 2005] Source: [Stefan Drude] Company [Philips] Address [High Tech Campus 60, 5656 AG Eindhoven, The Netherlands] ] Voice:[+31 40 27-23431], FAX: [+31 40 27-22764], E-Mail:[stefan.drude@philips.com ] Re: [Call for Contributions] Abstract:[The contribution summarizes use cases and requirements for body area networks and candidate wireless technologies] Purpose:[To provide information on body area network use cases, typical requirements, and the need for wireless standards to satisfy this need.] Notice:This document has been prepared to assist the IEEE P802.15. It is offered as a basis for discussion and is not binding on the contributing individual(s) or organization(s). The material in this document is subject to change in form and content after further study. The contributor(s) reserve(s) the right to add, amend or withdraw material contained herein. Release:The contributor acknowledges and accepts that this contribution becomes the property of IEEE and may be made publicly available by P802.15.

2. doc.: IEEE 802.15-05-694r0 Submission Nov 2005 Stefan Drude, PhilipsSlide 2 Overview Background Usage Scenarios Draft Requirements Summary

3. doc.: IEEE 802.15-05-694r0 Submission Nov 2005 Stefan Drude, PhilipsSlide 3 Body Area Network Broad range of possible devices Broad range of media types Connect everything you carry on you and with you Offer “Connected User” experience Matches low power environment

4. doc.: IEEE 802.15-05-694r0 Submission Nov 2005 Stefan Drude, PhilipsSlide 4 Body Area Networks Usage Scenarios –Fitness monitoring –Wearable audio –Body senor network –Video stream –Remote control & I/O devices

5. doc.: IEEE 802.15-05-694r0 Submission Nov 2005 Stefan Drude, PhilipsSlide 5 Fitness Monitoring Central device is MP3 player Wireless headset included Expand functionality –Speed, distance –Heart rate, respiration monitor –Temperature sensor –Pacing information –Location information –Wristwatch display unit –Etc. Total system load < 500 kbps Synchronization may go faster

6. doc.: IEEE 802.15-05-694r0 Submission Nov 2005 Stefan Drude, PhilipsSlide 6 Wearable Audio Central device is headset Stereo audio, microphone Connected devices –Cellular phone –MP3 player, PDA –CD audio player –AP at home –Handsfree car –Remote control –Others Requires priority mechanism Network load < 500 kbps

7. doc.: IEEE 802.15-05-694r0 Submission Nov 2005 Stefan Drude, PhilipsSlide 7 Body Sensor Network Medical application –Vital patient data –Wireless sensors –Link with bedsite monitor –Count on 10 – 20 sensors Five similar networks in range Minimum setup interaction Potentially wide application Total traffic / patient < 10 kbps

8. doc.: IEEE 802.15-05-694r0 Submission Nov 2005 Stefan Drude, PhilipsSlide 8 Personal Video Central device is video camera –Camera sensor, recording, display Stream video content SDTV, HDTV Connect other devices –Personal storage device –Playback device w/ large display –Remote beamfinder –Location information (meta data) –Mobile communications device (MMS) –Home media server (sync) Total traffic load: 10 – 60 Mbps

9. doc.: IEEE 802.15-05-694r0 Submission Nov 2005 Stefan Drude, PhilipsSlide 9 Remote Control & I/O Devices Remote control device Increase consumer convenience Makes headset control practical Stand-alone vs shared function Combine with wristwatch display ? Printers Identification, storage Wireless pen Complement BAN functionality

10. doc.: IEEE 802.15-05-694r0 Submission Nov 2005 Stefan Drude, PhilipsSlide 10 Body Area Networks –Target Position Average power consumption, sustained data rate 1000 mW500 mW100 mW 50 mW 10 mW 1 Gbit/s 100 kbit/s 1 Mbit/s 10 Mbit/s 100 Mbit/s 1 kbit/s 10 kbit/s IEEE 802.15.3a IEEE 802.11 a/b/g Bluetooth ZigBee 200 mW 20 mW Body Area Network 5 mW 2 mW

11. doc.: IEEE 802.15-05-694r0 Submission Nov 2005 Stefan Drude, PhilipsSlide 11 Technical Requirements Draft requirements are available There is no specific standard for BANs –Current standards come close for specific use cases, not broad enough –Issues: power consumption, discovery, QoS –Support for very low power devices, sensors Target less than 10% power consumption for communications compared to total device

12. doc.: IEEE 802.15-05-694r0 Submission Nov 2005 Stefan Drude, PhilipsSlide 12 BAN Requirements - Draft Distance2 m std, 5 m special Piconet density2 - 4 nets / m 2 Devices per network max. 100 Net network throughput100 Mbit/s max. Power consumption~ 1mW / Mbps (@ 1 m distance) Startup time< 100 us, or < 10% of TX slot Latency (end to end)10 ms Network setup time< 1 sec (after initial setup, per device)

13. doc.: IEEE 802.15-05-694r0 Submission Nov 2005 Stefan Drude, PhilipsSlide 13 BAN Requirements - Draft Implementation module cost Should be comparable to Bluetooth module Effective sleep mode(s) Concept for effective, remote wake-up Operates in global, license-exempt band

14. doc.: IEEE 802.15-05-694r0 Submission Nov 2005 Stefan Drude, PhilipsSlide 14 BAN Requirements - Draft Privacy, security Peer to peer communication, point to multi- point Omni-directional antennas: small, flexible Future proof [for 5 years?] –Upgradeable, scaleable, backwards compatibility Support for several power management / consumption schemes [classes]

15. doc.: IEEE 802.15-05-694r0 Submission Nov 2005 Stefan Drude, PhilipsSlide 15 BAN Requirements - Draft Quality of service, guaranteed bandwidth –Specific definitions, depends on application Graceful degradation of services –Depends on application, not always desireable Concurrent availability of asynchronous and isochronous channels Low duty cycle and high duty cycle modes Very low duty cycle applications (sensors) One communication standard for entire BAN, should include low and high bit rates

16. doc.: IEEE 802.15-05-694r0 Submission Nov 2005 Stefan Drude, PhilipsSlide 16 Summary Intention: start a study group Broad opportunity for BAN –Covers new area not currently addressed Differentiating factors –Broad range of data rates –Opens up new applications with broad market potential Determine interest in such a study group Get feedback on proposed specification –Post on WNG reflector –Identify missing points for start study group