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State of the Art in Medical Projects of Wireless Sensor Networks B. Sc. Stanislava State of the Art in Medical Projects of Wireless Sensor Networks B. Sc. Stanislava Stanković, School of Electrical Engineering, University of Belgrade E-mail: saska [email protected] com Pro. Sense @ IJS, December 2008

Agenda Title 1 • WSN – Introduction • Pro. Sense Problem Statement • WSN Agenda Title 1 • WSN – Introduction • Pro. Sense Problem Statement • WSN – Existing Medical Applications (EXMA) • EXMA – Important Issues • EXMA – Technologies in Use • EXMA – 10+ • EXMA – Exhaustive Comparison • EXMA - Conclusion Pro. Sense @ IJS, December 2008 2/25

Agenda Title 2 • ISS – Introduction • ISS – Problem Statement • ISS Agenda Title 2 • ISS – Introduction • ISS – Problem Statement • ISS – Similar Existing Solutions • ISS Solution • ISS Architecture Overview • ISS Implementation • ISS – Future Plans • ISS – Conclusion • Virtual Sun SPOTs in action Pro. Sense @ IJS, December 2008 3/25

WSN – Introduction (1) • Wireless Sensor Networks (WSN) Set of small autonomous devices WSN – Introduction (1) • Wireless Sensor Networks (WSN) Set of small autonomous devices with solid power capacity and communication capabilities, working together to solve different problems • Different topologies Different protocols in use “Horse Shoe” “Fellowship of the Ring” Pro. Sense @ IJS, December 2008 “Out of Order” 4/25

WSN – Introduction (2) • WSN – Youth and History R&D pro gress through WSN – Introduction (2) • WSN – Youth and History R&D pro gress through time • Relatively new technology • Intensive R&D during past decade • History begins at UC, Berkley • Smart Dust (project funded by DARPA) • Tiny. OS Pro. Sense @ IJS, December 2008 5/25

WSN – Introduction (3) • Open Qs in healthcare system of today • Healthcare WSN – Introduction (3) • Open Qs in healthcare system of today • Healthcare system is becoming more complex • Healthcare system is becoming more expensive • The world’s population is aging • Number of persons in need of homecare is growing • Number of persons suffering from diseases is growing • Number of medical mistakes is growing • Number of lawsuits is growing Pro. Sense @ IJS, December 2008 6/25

WSN – Introduction (4) • WSN – The most powerful “weapon” of modern healthcare WSN – Introduction (4) • WSN – The most powerful “weapon” of modern healthcare Pro. Sense @ IJS, December 2008 7/25

Pro. Sense Project Statement • Belgrade’s mission Research potential improvement Wireless sensor network development Pro. Sense Project Statement • Belgrade’s mission Research potential improvement Wireless sensor network development (Domain of Health Monitoring Systems) PEARLS Of WISDOM IMPLEMENTATION SOLUTION A L Y S I S R E S E A R C H Pro. Sense @ IJS, December 2008 8/25

WSN – Existing Medical Applications • Real deployment of WSNs • Existing medical applications WSN – Existing Medical Applications • Real deployment of WSNs • Existing medical applications (EXMA) bring new approach to the concept of healthcare Pro. Sense @ IJS, December 2008 9/25

EXMA – Important Issues • Engineering issues (different devices and frequencies, real-time services, power EXMA – Important Issues • Engineering issues (different devices and frequencies, real-time services, power consumption, reliability, security) E-issues • Social issues (Does the usage of these applications affects people’s daily lives? ) P-issues S-issues • Patients’ well-being issues (Technology should only be used to heal, not to harm!) Pro. Sense @ IJS, December 2008 10/25

EXMA – Technologies in Use Great advantage of WSNs is their compatibility with existing EXMA – Technologies in Use Great advantage of WSNs is their compatibility with existing infrastructures • WBAN (Wireless Body Area Network) • WPAN (Wireless Personal Area Network) • Sensor Networks • RFID (Radio Frequency IDentification) WBAN • GPRS • Wireless LAN (802. 11 standard) RFID Pro. Sense @ IJS, December 2008 WPAN Sensor Nets GPRS WLAN 11/25

EXMA – 10+ - Code. Blue & 10 Blade & AID-N - SMART - EXMA – 10+ - Code. Blue & 10 Blade & AID-N - SMART - Mobi. Health - My. Heart - WIISARD - MIThril - Satire - Ubi. Mon - Alarm. Net - Bike. Net Pro. Sense @ IJS, December 2008 12/25

EXMA – Exhaustive Comparison - Exhaustive comparison among projects is done in terms of: EXMA – Exhaustive Comparison - Exhaustive comparison among projects is done in terms of: • Description level • Project’s goals • Hardware platform • Software platform - Theory based vs. Practice based Pro. Sense @ IJS, December 2008 13/25

EXMA – Conclusion Academia to Commerce Failure vs. Success Potential utilization - Ultimate aim EXMA – Conclusion Academia to Commerce Failure vs. Success Potential utilization - Ultimate aim Pro. Sense @ IJS, December 2008 14/25

Interactive Street Sensing as monitoring framework B. Sc. Stanislava Stanković, School of Electrical Engineering, Interactive Street Sensing as monitoring framework B. Sc. Stanislava Stanković, School of Electrical Engineering, University of Belgrade E-mail: saska [email protected] com B. Sc. Student Marko Stanković, School of Electrical Engineering, University of Belgrade E-mail: marko. [email protected] com Pro. Sense @ IJS, December 2008

ISS – Introduction • Life – getting too fast • People – getting mobile ISS – Introduction • Life – getting too fast • People – getting mobile + • City – getting “alive” Via • Streets – getting able to offer information q Fun & useful Pro. Sense @ IJS, December 2008 16/25

ISS – Problem Statement • How to deploy an efficient street monitoring system? • ISS – Problem Statement • How to deploy an efficient street monitoring system? • Points to scan: issues Human effort Remarkable Feasible outcome price Engineering Pro. Sense @ IJS, December 2008 17/25

ISS – Similar Existing Solutions • Sensor. Scope - This system is composed of ISS – Similar Existing Solutions • Sensor. Scope - This system is composed of multiple sensing stations which communicate wirelessly, constituting a sensor network. The sensing stations measure environmental data such as air temperature, humidity, surface temperature, incoming solar radiation, wind speed and direction, precipitation, soil water content, and soil water suction. • Urban Sensing • City. Sense Pro. Sense @ IJS, December 2008 18/25

ISS Solution • Previous projects develop large-scale distributed environmental measurement systems centered on WSNs ISS Solution • Previous projects develop large-scale distributed environmental measurement systems centered on WSNs • ISS app proposes small-scale system installed in the street Main approach: “Problem solving should firstly start at your own yard!” In the future (Internet of Things), street concept moving towards the whole city Pro. Sense @ IJS, December 2008 19/25

ISS Architecture Overview Server Nodes Internet USB IEEE 802. 15. 4 Base station Bluetooth ISS Architecture Overview Server Nodes Internet USB IEEE 802. 15. 4 Base station Bluetooth Cell phone Pro. Sense @ IJS, December 2008 20/25

ISS Implementation HW platform: Sun. SPOTs or SHIMMER SW platform: Java (Squawk VM) or ISS Implementation HW platform: Sun. SPOTs or SHIMMER SW platform: Java (Squawk VM) or Nes. C (Tiny. OS) - Server app - Sensor Node app - Base station app - Mobile phone app Pro. Sense @ IJS, December 2008 21/25

ISS – Future Plans More effort is necessary in order to resolve problems in ISS – Future Plans More effort is necessary in order to resolve problems in system implementation Present problems and solutions - Node power supplying (limited battery life) For now, we have in mind to put SPOTs on fixed power supply, by using AC-USB adapters, for solving the limited battery problem Different solution is possible in the future (solar panels) - Number of sensors on a single node may be increased in the future Pro. Sense @ IJS, December 2008 22/25

ISS - Conclusion • ISS system as basic infrastructure • Small, but scalable WSN ISS - Conclusion • ISS system as basic infrastructure • Small, but scalable WSN (on the city level) • Easily adaptable for indoor monitoring (houses, hotels, workplaces) Pro. Sense @ IJS, December 2008 23/25

Virtual Sun SPOTs in action Pro. Sense @ IJS, December 2008 24/25 Virtual Sun SPOTs in action Pro. Sense @ IJS, December 2008 24/25

Thank you for your attention! Questions mailto: saska 58@gmail. com Pro. Sense @ IJS, Thank you for your attention! Questions mailto: saska [email protected] com Pro. Sense @ IJS, December 2008 25/25