Systems Wireless EmBedded Welcome to the UCB NEST Retreat David Culler Eric Brewer, David Wagner Shankar Sastry, Kris Pister

Systems Wireless EmBedded 6/16/2003nest Retreat2 Who are we? introductions...

Systems Wireless EmBedded 6/16/2003nest Retreat3 Where are we in the project? 2 of 4 years –got a 1 year head start (Smart Dust, Endeavour) –Open Experimental Platform »provide platform and challenge application »rest of the projects provide middleware Delivered 1000 motes in 14 kits at 0.5 –mica + general microtracker 12 Teams demo’d at 1.0 Demo turned into appln framework at 1.5 Mica => xbow Dot and Mica2 –Spec feasibility study of OEP Mote groups, 5,000 units Mid-Term demo partially shifted to SOCOM demos Mid-Term demo 7/14 OEP 2 design for final demo scheduled for this summer

Systems Wireless EmBedded 6/16/2003nest Retreat4 Open Experimental Platform to Catalyze a Community Small microcontroller - 8 kb code, 512 B data Simple, low-power radio - 10 kb EEPROM storage (32 KB) Simple sensors UCB WeC 99 “Smart Rock” Mica 1/02 NEST open exp. platform 128 KB code, 4 KB data 50 KB radio 512 KB Flash comm accelerators -DARPA NEST -250 research groups Dot 9/01 Demonstrate scale - Intel Rene 11/00 Designed for experimentation -sensor boards -power boards DARPA SENSIT, Expeditions TinyOS Crossbow SenSys ISPN WSNA NSF Startups STDs

Systems Wireless EmBedded 6/16/2003nest Retreat5 Companies in the Space Bluesoft Chipcon ConnecTerra Crossbow Cygnal Dust Inc Ember I-Logix Kiyon Mesh Networks Millenial Net Mobile Aria Sensoria SensiCast Time Domain Ubicom Webraska Wheels of Zeus Xsilogy Zeevo Accenture Honeywell Intel Lockheed Motorola Phillips Samsung …

Systems Wireless EmBedded 6/16/2003nest Retreat6 Confluence of UCB David Culler, sys, arch, net Eric Brewer, P.L., sys, app David Wagner, security Kris Pister, MEMS, low-power chips/rf Shankar Sastry, dist. ctrl, cyber-infrastructure Jan Rabaey, pico-radio Kannan Ramachandran, dist. coding Laurent El Ghoui, opt. Michael Jordon, alg. Dick White, sensors Bob Broderson, UWB Jim Demmel & Ruzena Bajcsy Pravin Varaya, transport. Paul Wright (ME) design, fire, energy, power Steve Glaser & Nick Sitar structures (CE),, fire Greg Fenves (CE), earthquakes Todd Dawson (IB), ecophysiology Ed Arens (ED), built env Mary Powers (IB), conservation biology Alice Agagino (ME)...

Systems Wireless EmBedded 6/16/2003nest Retreat7 The Wider Agenda year log (people per computer) streaming information to/from physical world Number Crunching Data Storage productivity interactive Mainframe Minicomputer WorkstationPCLaptop PDA

Systems Wireless EmBedded 6/16/2003nest Retreat8 Technological “Sweet Spot” CMOS miniaturization –1 M trans/$ => tiny (~mm 2 ), inexpensive processing and storage –1-10 mW active, 1  W passive (at 1% use 100  W ave) Micro-sensors (MEMS, Materials, Circuits) –acceleration, vibration, gyroscope, tilt, magnetic, heat, motion, pressure, temp, light, moisture, humidity, barometric –chemical (CO, CO2, radon), biological, microradar,... –actuators too (mirrors, motors, smart surfaces, micro-robots) Communication –short range, low bit-rate, CMOS radios (1-10 mW) Power –batteries remain primary storage (1,000 mW*s/mm 3 ), fuel cells 10x –solar (10 mW/cm 2, 0.1 mW indoors), vibration (~uW/gm), flow 1 cm 3 battery => 1 year at 10 msgs/sec

Systems Wireless EmBedded 6/16/2003nest Retreat9 Application Pull Monitoring Environments –habitat monitoring, conservation biology,... –Precision agriculture, land conservation,... –built environment comfort & efficiency... –alarms, security, surveillance, treaty verification... Monitoring Structures and Things –structural response, condition-based maintenance –disaster management –urban terrain mapping & monitoring Interactive Environments –manufacturing, asset tracking, fleet & franchise –context aware computing, non-verbal communication –assistance »home/elder care Integrated robotics CENS.ucla.edu

Systems Wireless EmBedded 6/16/2003nest Retreat10 System Challenges applications service network system architecture data mgmt Monitoring & Managing Spaces and Things technology MEMS sensing Power Comm. uRobots actuate Miniature, low-power connections to the physical world Proc Store

Systems Wireless EmBedded 6/16/2003nest Retreat11 Small Technology, Broad Agenda Social factors –security, privacy, information sharing Applications –long lived, self-maintaining, dense instrumentation of previously unobservable phenomena –interacting with a computational environment Programming the Ensemble –describe global behavior, synthesis local rules that have correct, predictable global behavior Distributed services –localization, time synchronization, resilient aggregation –distributed control Networking –self-organizing multihop, resilient, energy efficient routing –despite limited storage and tremendous noise Operating system –extensive resource-constrained concurrency, modularity –framework for defining boundaries Architecture –rich interfaces and simple primitives allowing cross-layer optimization Components –low-power processor, ADC, radio, communication, encryption, sensors, batteries

Systems Wireless EmBedded 6/16/2003nest Retreat12 The 3 big agendae Finish the NEST program plan Identify and complete ~dozen dissertations Usher the emergence of a sensor-net ecosystem

Systems Wireless EmBedded 6/16/2003nest Retreat13 A new retreat format Two days, Close to home –encourage broader outside participation Pushed a lot of the technical material into Poster/Demo Session Opened up the Poster/Demo –Presentation, as well as participation Discussions looking forward –Panel tonight –Standardization discussion tomorrow

Systems Wireless EmBedded 6/16/2003nest Retreat14 Agenda