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Wireless Body Area Network for Health Monitoring. Emil Jovanov, Chris Ott, Aleksandar Milenkovic Electrical and Computer Engineering The University of Alabama in Huntsville email: jovanov@ece.uah.edu Web: http://www.ece.uah.edu/~jovanov. WBAN: Motivation.

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Wireless Body Area Network for Health Monitoring


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wireless body area network for health monitoring

Wireless Body Area Networkfor Health Monitoring

Emil Jovanov, Chris Ott, Aleksandar Milenkovic

Electrical and Computer Engineering

The University of Alabama in Huntsville

email: jovanov@ece.uah.edu

Web: http://www.ece.uah.edu/~jovanov

wban motivation
WBAN: Motivation
  • Goal: ubiquitous and affordable healthcare
  • Conditions: demographic and technology trends
  • Solution: 3-tier ubiquitous monitoring system
    • Tier 1: Wireless Body Area Network (WBAN)
    • Tier 2: Personal Server
    • Tier 3: Healthcare Provider Servers
  • Opportunities:
    • Ambulatory health monitoring
    • Computer-assisted rehabilitation
    • Augmented reality systems
  • Long-term benefits:
    • Promote healthy lifestyle
    • Seamless integration of data into personal medical records and research databases
    • Knowledge discovery through data mining

2nd TinyOS Technology Exchange

ubiquitous health monitoring
Ubiquitous Health Monitoring

2nd TinyOS Technology Exchange

3 tier hierarchical organization
3-tier Hierarchical Organization

Tier 2: Personal Server

Tier 3: Medical Servers

Tier 1: WBAN

2nd TinyOS Technology Exchange

actis activity sensor

Ax

q

g

Ay

ActiS: Activity Sensor

ISPM

Telos

CC2420(ZigBee)

TI MSP430F149

ADXL202Accelerometer

TI MSP430F1232

Flash

ADXL202Accelerometer

USB Interface

ECG SignalConditioning

ECG electrodes

ActiS asMotion Sensor

2nd TinyOS Technology Exchange

actis signal processing
ActiS: Signal Processing

2nd TinyOS Technology Exchange

actis communication timing
ActiS: Communication Timing

Cycle #9

Cycle #10

Cycle #1

Cycle #2

Cycle #3

...

Telos

ISPM

CC2420 Rx

CC2420 Tx

Transmit

Stop Radio

Start Radio

3.5-8 ms

400 us

 6 ms

Start Done

Transmit Done

Stop Done

Problem: USART sharing!

2nd TinyOS Technology Exchange

issues in wban
Issues in WBAN
  • Affordable and ubiquitous monitoring
    • Utilize common off-the-shelf components, capable of seamless integration into a WBAN
  • Open issues
    • Standardization of sensors (specificity, range, precision, type)
    • Rules of engagement and sensor placement
    • Sensor calibration & customization
    • Integration of data into medical databases
    • Privacy and security
  • Social impact and business opportunities

Working group for Health-Monitoring Applications (Tiny-HMS)

2nd TinyOS Technology Exchange

historical overview
Historical Overview

Reconfigurable SpO2 Sensor (Y04)

Basic WISE (Y00)

WHRM

MOGUL

Distributed Stress Monitoring (Y03)

2nd TinyOS Technology Exchange