Nanotechnology in Consumer. Products. October 31, Self-Powered Wearable Devices for Monitoring Personal Health Monday, June 13, 2016

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1 Nanotechnology in Consumer Self-Powered Wearable Devices for Monitoring Personal Health Monday, June 13, 2016 Products October 31, 2014 CLICK HERE The webinar TO WATCH will begin THE WEBINAR at 1pm Eastern RECORDING Time

2 Advanced Self-Powered Systems of Integrated Sensors and Technologies Begin Recording (ASSIST) Veena Misra, Center Director and Professor, ECE North Carolina State University 2

3 Poll The terms wearable technology, wearable devices, and wearables all refer to electronic technologies or computers that are incorporated into items of clothing and accessories which can comfortably be worn on the body. Do you currently own a wearable device: Yes No 3

4 Poll If you have a wearable device what do you primarily use it for? A. Fitness B. Health C. Fashion (Cool Factor) D. Communication E. Navigation/Location F. Other (use question box to reply) 4

5 Poll If you have a wearable device how long have you been using it? A. 3 months or less B. More than 3 months but less than a year C. One year or more D. I want to get a wearable device 5

6 The Wearable Space and State Galleryhip.com Wearables have high power consumption, limited functionality, data inaccuracies Can this address health needs? 6

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8 Healthcare Costs 17% U.S. GDP 75% : Chronic Disease 1 in 3 Americans: Multiple Chronic Diseases Doctor Visits: 4 times a year 1 in 4 Americans : Poor air quality 8 8

9 ASSIST s vision is to use nanotechnology to impact healthcare and manage wellness By building self-powered wearable, wireless, multiple sensor platforms that enable: Long-term monitoring of personal health & environment Correlation of multiple sensors Increased compliance through hassle-free usage 9

10 Power Generation Harvested and Stored Power > Power Consumption Low Power Electronics and Sensors Wearability and Data 10

11 Self-Powered/Low-Power Sensor Platforms: ASSIST is uniquely innovating both sides of the power problem 11

12 Critical Components to Achieve Testbed Functionality 12

13 Power Generation > Power Consumption

14 Power Generation > Power Consumption

15 ASSIST Team, Proceedings of the IEEE, April 2015

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17 Comparison with Commercial TE Devices ASSIST COTS V oc (mv/cm 2 ) I sc (ma/cm 2 ) P out (μw/cm 2 ) COTS Stationary COTS Airflow ASSIST Stationary ASSIST Air flow Stat. Air flow Stat. Air flow Used 14.3 cm 2 spreader on both sides. Vashaee 17

18 Questions from audience on energy harvesting? 18

19 Power Generation > Power Consumption

20 Low-Power Processor & Radio Electrocardiogram Microphone SpO 2 Hydration Activity Ozone

21 Ultra Low Power System on Chip 0.13 µm CMOS 19µW total chip power from 30 mv input supply 2.5 mm TX EN ms V Boost sample TX DATA 3.3 mm Calhoun et al., ISSCC Time (s) µs Header Data CRC Calhoun / Wentzloff Battery-Free ECG < 20µW relying only on energy harvesting and storage capacitors. 21

22 ASSIST Ultra-Low Power Radios 10k Ultra wideband (UWB) Transmit Power [μw] 1k ASSIST ULP TX for system level energy savings Low Power Radios Clock Harvesting Rx UWB Rx Wake Up Rx µm UWB Sensitivity [dbm] Spec Value Unit Power 7.44 µw Data Rate kbps Center Frequency 3.8 GHz 1250µm Bandwidth 490 MHz Output power --- dbm Wentzloff/Calhoun 22

23 Low Power Gas Sensors 77 μw when operated with 10% duty cycle from a 1.5-V supply 4 3 Ozone sensing power consumption <50 nw Sensor reset by UV exposure Projected power ~ 100 µw with 2% UV duty cycle Misra/Oralkan Frequency shift (khz) clean air toluene clean air 10 ppm 12 ppm 14 ppm 16 ppm 18 ppm 20 ppm Time (mins) CMUT resonators for VOC sensing 23

24 AgNW/PDMS Conductor Multimodal Electrodes ECG Hydration Pressure/Strain ECG Hydration Pressure/Strain PDMS Substrate Zhu/Bozkurt

25 Breathable patches for sweat glucose

26 Questions from audience on low power electronics and sensors? 26

27 Integrating Technologies into Systems for Chronic Disease Management 27 27

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33 Questions from audience on ASSIST systems for disease management? 33

34 ASSIST s Educational and Outreach Mission Educational efforts span curriculum development, knowledge skills, undergraduate engagement and K-12 dissemination REUs, fellowships, senior design projects and nano-science and technology minor ASSIST students represent the Center at IDTechEx and CES Haywood Hunter transferred to NCSU from Wake Tech Community College. 34

35 Targeted Outreach Unique Research Experiences Updated Academic Programs Revitalized TESP Streamline d Communica tion ASSIST Focus Areas Updated Assessment Plan 35

36 Wearables are a powerful educational tool Senior design projects One Health Challenge Graduate Certificate ASSIST TED x Raleigh 36

37 7 Membership (5 Full, 13 Associate, 11 Affiliate) 37

38 Impact of ASSIST s Self-Powered Wearable Health Technologies Manage wellness non-invasively and comfortably Establish long-term health trends for individuals Predict onset of life-threatening conditions Create pipeline of future innovators and leaders Stimulate U.S. economy with new technologies 38

39 Brought to you by the Nanotechnology Applications and Career Knowledge (NACK) Network

40 Thank You! Thank you for attending the NACK Network & NCI-SW webinar Please take a moment to complete our survey

41 Webinar Recordings & Slides To access this recording and slides nano4me.org/webinars.php Or