Today s Topics SOI Asia Course Advanced Technologies New System Architecture Auto-ID ITS Course Summary Jun Murai Keio University / WIDE Project 2 Auto-ID Topic #1 : Auto-ID EPC Electronic Product Code EPC Chip RF-ID Product Description PML(Physical Markup Language) System Architecture 3 4 EPC : Electronic Product Code EPC Chip NanoBlock Technology FSA Technology EPC Manager Production company Object Class Product 5 6 1
EPC Chip EPC Chip : Size 7 Chip : spec 8 RF-ID Tags luhf 900MHz and 13.56MHz lanti-collision Identify multiple tags at same time ldetection Area : 3m(10feet) ldetection Ratio : 96.75% (cf.auto-id Center Field Trial: Phase I Summary) 9 Reader and Antenna : samples 10 Products with RF-ID Tags Tags on each Bottles and pallets 11 12 2
Simple Auto-ID System How the Auto-ID system will automate the supply chain 13 14 Auto-ID System Architecture Information Flow with Auto-ID Technology F 127.C 23.DF 1B. 177CC EPC (Electronic Product Code) 15 16 Worldwide Auto-ID Center Founded 1999 Research Labs at Massachusetts Institute of Technology, USA University of Cambridge, UK University of Adelaide, Australia Keio University, Japan Fudan University, China USG / ETH, Switzerland PML (Physical Markup Language) - Language for Product Description - Based on XML Information Location Environmental Information etc Compositions 17 18 3
PML sample 1 - composition PML sample 2 - Tracking <node label= track EPC= 01.1322. > <node label= pallet EPC= 01.1212. > <node label= pallet EPC= 01.1213. > store 19 <trace> <owner>..</owner> <location>track Company</location> <date>.</date> <owner>..</owner> <location>boston Store</location> <date>.</date> </trace> 20 Savant Edge Savants Internal Savants EPC data management Event Management System(EMS) Realtime in-memory database RIED Task Management System(TMS) Hierarchy Edge Savants(ES) Internal Savants(IS) 21 Edge Savants Connected to the Reader Collecting, tracking and managing the EPC data on the fly. Leaf of the hierarchy Managing the other information (temperature etc) Internal Savants Collecting the data on the Edge Savants 22 Auto-ID : Future Challenges Auto-ID Applications Cost of EPC chip 20~30c -> 5c Detection Rate Frequency Multi-band Condition International Scalability ONS Security Access Control Anonymous Scoping? Automatic inventory control @ Smart Shelf - Visualizing stock status Auto casher @ Store Preventing Shoplifting @ Store Preventing stock shortage 23 24 4
Smart Shelf Topic #2 : ITS 25 26 Automobile : characteristics Moving direction is unexpectable Safety is mandatory => Security, QoS High Speed Moving => Smooth Handoff Moving object -> Wireless Link Application is not limited Moving in widearea => Vertical/Horizontal Handoff Continuous Moving => Moving to the next cell Huge numbers => scalability 27 Services - unlimited CVS Open Platform Sfaty Cost Confortable CO 2 environment ITS 28 ITS - History Automobile + Mobile Network technology Traffic information 1996-1998 : CAR working Group Technology Research Phase WIDE project 1 ~ 10 cars (test units only) 1999-2001 : IPCar Service Experiment Phase Automobile industry + Network Technology 10 ~ 270 cars (taxi, bus etc) 2002 - ITS IPv6 Service Phase More communication devices 1640 cars (Taxi + alpha) 29 30 5
Automobile + Mobile Network technology Rain detection ITS Infrastructure 31 32 Reach-ability Inside the car - 3 models Cell-Phone, PHS Ubiquitous Slow Speed Wireless technology (IEEE 802.11b etc) High speed Limited Location computer Model-1: Single Computer model computer Router Model-2: Single Router model Combination Single Computer Model Single Router Model Multiple Router Model 33 34 computer Router Router Model-3: Multiple Routers model Information from the CAR Single Unit Model Agent Converter Protocol Engine SNMP/HTTP Formalized Digital Data (ASN.1) MIB XML Application 35 36 6
Proxy Model Direct end-to-end model 37 38 External Server Model ITS : Service Samples Gas Station Hi-end test Automobile Taxi 39 40 Topic #3 : SOI Asia Course Advanced Technologies Advanced Technologies Course Summary November 2002 7 lectures Introduction Grid computing Reliable Multicast Measurement and Analysis jun youki yamanouchi kjc January 2003 9 lectures and Satellite IPv6 Infrastructure Technology Security TCP congestion control New System Architecture takei itojun suguru nishida jun 41 42 7