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Cellular devices (Kyoungwoo)


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Cellular devices (Kyoungwoo)

  1. 1. Cell Phone with Sensor ICS 280 1/10/2005 Kyoungwoo Lee
  2. 2. Contents <ul><li>Cellular Phone </li></ul><ul><ul><li>Architecture </li></ul></ul><ul><ul><li>BREW </li></ul></ul><ul><ul><li>Power Consumption </li></ul></ul><ul><li>Cellular Phone with Sensors </li></ul><ul><ul><li>Sensor </li></ul></ul><ul><ul><li>Roles of Cellular Phone </li></ul></ul>
  3. 3. Mobile Handset Cellular Phone => Convergent Mobile Device
  4. 4. Cellular Phone <ul><li>Key Features of Motorola V710 </li></ul><ul><ul><li>MSM6100 chipset with ARM926EJ-S up to 150 MHz </li></ul></ul><ul><ul><li>1.2 Megapixel Camera w/ Zoom </li></ul></ul><ul><ul><li>MP4 Video Capture & Playback </li></ul></ul><ul><ul><li>Integrated MP3 Player </li></ul></ul><ul><ul><li>Bluetooth </li></ul></ul><ul><ul><li>BREW 2.1 </li></ul></ul><ul><ul><li>MMS (Multimedia Messaging Service) </li></ul></ul><ul><ul><li>TransFlash Memory Expansion Slot up to 128 MB </li></ul></ul>More Powerful Processing Unit and Terminal External Interface (Serial & Camera) / CPU (100s MHz)/ Memory (10s MB) / Display & Keypad / Transceiver/ Battery Sensing Unit/ Processing Unit(1s MHz)/ Memory(10s KB)/ Transceiver/ Power Unit Hardware Specification Observation Mobile Phone Sensor
  5. 5. QUALCOMM Chipset Solution
  6. 6. BREW <ul><li>Binary Runtime Environment for Wireless </li></ul><ul><li>End-to-end solution for : </li></ul><ul><ul><li>Wireless application development </li></ul></ul><ul><ul><li>Device configuration </li></ul></ul><ul><ul><li>Application distribution </li></ul></ul><ul><ul><li>Billing & Payment </li></ul></ul><ul><li>BREW includes : </li></ul><ul><ul><li>BREW SDK for application developers </li></ul></ul><ul><ul><li>BREW client software & porting tools for device manufacturers </li></ul></ul><ul><ul><li>BDS(BREW Distribution System) for operator </li></ul></ul>
  7. 7. BREW Device Architecture
  8. 8. Power Consumption <ul><li>Power Measurement </li></ul><ul><ul><li>Power Consumption </li></ul></ul><ul><ul><ul><li>3 hours talking and 165 hours standby with 750 mAh battery </li></ul></ul></ul><ul><ul><li>Application level power measurement </li></ul></ul><ul><ul><ul><li>Idle </li></ul></ul></ul><ul><ul><ul><li>Video Application </li></ul></ul></ul><ul><ul><ul><li>Talking </li></ul></ul></ul><ul><ul><li>Define each status </li></ul></ul>Talking via phone ACT_Talk 6 Playing Video ACT_VideoPlay 5 Capturing Video ACT_VideoCapture 4 No application but browsing some menus IDLE_Browsing 3 Nothing but Light is ON IDLE_Light 2 Nothing and Light is OFF IDLE_Nothing 1 Description Type #
  9. 9. Experimental Results <ul><li>1: IDLE_Nothing </li></ul><ul><li>2: IDLE_Light </li></ul><ul><li>3: IDLE_Browsing </li></ul><ul><li>4: ACT_VideoCapture </li></ul><ul><li>5: ACT_VideoPlay </li></ul><ul><li>6: ACT_Talk </li></ul><ul><li>Output Video File </li></ul><ul><ul><li>170~180 KB </li></ul></ul><ul><ul><li>MP4 </li></ul></ul><ul><ul><li>15 Seconds </li></ul></ul><ul><ul><li>~96kbps </li></ul></ul>Energy Overhead on Video Application(50~60%) and Backlight(81%)
  10. 10. Contents <ul><li>Cellular Phone </li></ul><ul><ul><li>Architecture </li></ul></ul><ul><ul><li>BREW </li></ul></ul><ul><ul><li>Power Consumption </li></ul></ul><ul><li>Cellular Phone with Sensors </li></ul><ul><ul><li>Sensor </li></ul></ul><ul><ul><li>Roles of Cellular Phone </li></ul></ul>
  11. 11. Sensor <ul><li>What it senses </li></ul><ul><ul><li>Home Monitoring </li></ul></ul><ul><ul><li>Health Monitoring </li></ul></ul><ul><ul><li>Environment Monitoring </li></ul></ul><ul><ul><li>Habitat Monitoring </li></ul></ul><ul><ul><li>Earthquake Monitoring </li></ul></ul><ul><ul><li>Battlefield Monitoring </li></ul></ul><ul><ul><li> Sensors exist everywhere </li></ul></ul><ul><ul><li> Monitoring of physical world & its phenomena </li></ul></ul><ul><li>Additional Features </li></ul><ul><ul><li>Data Processing </li></ul></ul><ul><ul><li>Communication </li></ul></ul><ul><ul><li>within Low-Power Constraints </li></ul></ul>
  12. 12. Cellular Phone <ul><li>Main Function </li></ul><ul><ul><li>Mobile Phone to connect people </li></ul></ul><ul><li>Additional Features </li></ul><ul><ul><li>Message Service </li></ul></ul><ul><ul><li>Camera and Camcorder </li></ul></ul><ul><ul><li>Multimedia Playback </li></ul></ul><ul><ul><li>with powerful computing and infrastructure-based network </li></ul></ul><ul><ul><li>Battery-operated </li></ul></ul><ul><li>Roles for Sensors </li></ul><ul><ul><li>A bunch of sensor nodes </li></ul></ul><ul><ul><li>A central node or a proxy server for sensor network </li></ul></ul><ul><ul><li>A terminal to human for sensing data </li></ul></ul>
  13. 13. A. Cell Phone as a Sensor <ul><li>To collect, to process, and to distribute data around people </li></ul><ul><li>Home Care </li></ul><ul><ul><li>scan environmental data and forward it to care center </li></ul></ul><ul><ul><li>e.g.) check the gas leakage or poisonous material </li></ul></ul><ul><li>Health Care </li></ul><ul><ul><li>sense user’s health status and update/keep it. </li></ul></ul><ul><ul><li>e.g.) keep the heart rate or blood sugar rate for diabetics </li></ul></ul><ul><li>Emergency Care </li></ul><ul><ul><li>catch the emergent situation around people and scan/send data </li></ul></ul><ul><ul><li>e.g.) send rescue calls and captured data like picture </li></ul></ul>
  14. 14. A-2. Health Care <ul><li>People want to check their health simply </li></ul><ul><li>LG KP8400 : Diabetics Phone </li></ul><ul><ul><li>Blood Sugar Testing Phone </li></ul></ul><ul><ul><ul><li>place a strip of testing paper located near battery </li></ul></ul></ul><ul><ul><ul><li>place a drop of blood on the end of the strip </li></ul></ul></ul><ul><ul><ul><li>get a reading from the phone </li></ul></ul></ul><ul><ul><ul><li>upload to an online database for later retrieval </li></ul></ul></ul><ul><li> Mobile Handset provides tools to check our health status and to keep or accumulate it </li></ul>
  15. 15. A-2. Health Care (cont’) <ul><li>What else for heath care? </li></ul><ul><ul><li>Very basic but important health care services </li></ul></ul><ul><ul><li>NONIN Onyx 9500 : Digital Finger Pulse Oximeter </li></ul></ul><ul><ul><ul><li>Read data over fingertip </li></ul></ul></ul><ul><ul><ul><li>Real-time information on Heart-Rate and Blood Oxygen Saturation Level </li></ul></ul></ul><ul><li> Simple devices for health care can be converged into mobile phones to check the health by user </li></ul>
  16. 16. A-3. Emergency Care <ul><li>Cellular phone carries rescue button call for safe </li></ul><ul><li>Curitel PG-L5000 – SOS Phone </li></ul><ul><ul><li>Emergency Button Call </li></ul></ul><ul><ul><ul><li>Call at three saved numbers </li></ul></ul></ul><ul><ul><ul><li>Take two pictures and send them </li></ul></ul></ul><ul><ul><ul><li>Inform others of the position using GPS </li></ul></ul></ul><ul><li> Mobile Handset senses emergent data </li></ul>
  17. 17. B. Cell Phone as a Proxy <ul><li>To use computing power and communication ability of cell phones for sensor network like a Proxy or a central node </li></ul><ul><li>Offloading technology </li></ul><ul><ul><li>CPU:1s MHz in Sensor VS 100s MHz in Cell Phone </li></ul></ul><ul><ul><li>e.g.) sensor captures images and cell phone encodes/encrypts them and transmits them. </li></ul></ul>Sensor Network Cellular Network
  18. 18. C. Cell Phone as a Terminal <ul><li>A terminal to human for sensing data </li></ul><ul><ul><li>User can get information from sensor network immediately after requesting </li></ul></ul><ul><li>An interface to human for information </li></ul><ul><ul><li>User can collect preferred data through cellular phone </li></ul></ul>
  19. 19. C–1. Security <ul><li>Cellular phone scans user’s fingerprint </li></ul><ul><li>LG LP-3800 with Fingerprint Scanner </li></ul><ul><ul><li>AuthenTech sensor for fingerprint recognition </li></ul></ul><ul><ul><li>Locked for unwanted user to use the phone </li></ul></ul><ul><li> Mobile Handset recognizes unique data for personal security </li></ul>
  20. 20. C-2. Code Interface <ul><li> : &quot;ColorCode&quot; - a n interface connect ing you to online contents </li></ul><ul><ul><li>Media provides ColorCode </li></ul></ul><ul><ul><li>User camera on phone recognizes it </li></ul></ul><ul><ul><li>Server provides contents to client </li></ul></ul><ul><ul><li>User enjoys the contents </li></ul></ul><ul><li> Mobile Handset provides an interface like camera to read and process data </li></ul>1 2 3 4
  21. 21. Wrap-up <ul><li>Cellular Network might be a huge-covering and very potential Sensor Network. </li></ul><ul><li>More Friendly and Closer to Human Being </li></ul><ul><li>Mobile Handset has an interface for sensing data and functionalities of computing and communication </li></ul>
  22. 22. References <ul><li>[BREW2004Conf] </li></ul><ul><li>[BREW] http:// /brew/en/ </li></ul><ul><li>[Healthpia] </li></ul><ul><li>[Diabetic] </li></ul><ul><li>[SOS] </li></ul><ul><li>[FingerPrint] </li></ul><ul><li>[Nonin] </li></ul><ul><li>[ColorCode] </li></ul><ul><li>[Howard] Andrew Howard, Maja J Matari´c, and Gaurav S Sukhatme, “Mobile Sensor Network Deployment using Potential Fields: A Distributed, Scalable Solution to the Area Coverage Problem” the 6th International Symposium on Distributed Autonomous Robotics Systems (DARS02) </li></ul><ul><li>[AdHoc] </li></ul><ul><li>[Joseph] Anthony Joseph, B.R. Badrinath, and Randy Katz, &quot;A Case for Services over Cascaded Networks&quot;, First ACM/IEEE International Conference on Wireless and Mobile Multimedia (WoWMoM'98), October 30, 1998. </li></ul><ul><li>[Rutgers] </li></ul><ul><li>[CENS] http://www. </li></ul><ul><li>[Crossbow] </li></ul>