Event Processing for RFID Enabled Enterprise Application

Tao Lin, PhD

Director of Auto-ID SAP ResearchSAP

Event Processing Symposium, New York, March 14-16, 2006, Tao Lin / 2

RFID Is a Cross Industry Initiative

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Factory/Plant

RFID for Business Automation

Staging Area Cutting Area Packaging

Asset

MaintenanceLogistics

Manufacture

ExecutionAnalyticsPlanningTransportation

Product

Supervisor

Maintenance

Technician

Plant

Manager

RFID

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Basic Concepts

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RFID and EPC (Auto-ID)

Electronic Product Code (EPC)

How does RFID work ?

Reader

Tag

Antenna

Local / Global

Network

Computer

Computer

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An End-to-End Auto-ID/EPC Solution

Tag &

EPC21.203D2A9.16E8B8.719BAE03C21.203D2A9.16E8B8.719BAE03C21.203D2A9.16E8B8.719BAE03C21.203D2A9.16E8B8.719BAE03C

- Tag - - EPC -

Scale Printer

Digital I/O

Lightstack

PLC

DeviceNetOptical

Profibus CounterRFID

Mobile DeviceData Store

Device

Device-oriented Middleware

Data-oriented Middleware

Manufacture

Execution

Asset

Maintenance

Logistics

Transportation

Planning

Analytics

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Packing Operation

(1 ) Pack Order

PrinterLightstack

RFID

Device

Controller (DC)

Data

Engine (DE)

Logistic

Pack Order

( 2 ) Expected Pack

(with SKU)

( 3 ) Case and Items hierarchy message

Pack Order

( 4 ) Pack Validation

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Smart Reading and “Dum” Reading

PrinterLightstack

RFID

Device

Controller (DC)

Data

Engine (DE)

Logistic

( 3 ) Case and Items hierarchy message

Pack Order

Smart Reading

Dum Reading

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Use Case

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A Global Network (with Multiple Functional RFID Apps)

A global network with multiple organizations and each organization has multiple sites

� Logistic Operations� Goods receive

� Unpack

� Store

� Pick

� Pack

� Load

� Delivery

� Asset Management� Asset location tracking

� Security

� Maintenance� Routing maintenance

� Preventive maintenance

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Logistic Operations

Goods

ReceiveUnpack Store

Pick

Pack

Load Ship

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Asset Management

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Maintenance

Staging Area Cutting Area Packaging

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Event Processing

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A Hierarchical and Distributed Data Middleware

Local

DE

Local

DE

Local

DELocal

DE

Central

DECentral

DE

Global

DE

Local

DE

Device

Controller

Device

Controller

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Conceptual Architecture for a Data Engine (DE)

Data ManagementData ManagementEvent

Processing Engine

Event

Processing Engine

Data

Repository

Data

Repository

Message Services BusMessage Services Bus

Enterprise

Application

Enterprise

Application

Device

Middleware

Device

Middleware

Other DEOther DE

ActivitiesActivities

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Challenges

� Large data and event volume

� Incomplete and out-of-order Events

� RFID is an enabling technology

� Multiple business processes associated to a singe reading

� Push down business context

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Incomplete and Out-of-Order Events

1 2 3 4 5 6

1 2 5 6

1 2 34 56

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Multiple Business Processes Associated to a Single Reading

SHIPPINGSHIPPING

ASSET

MANAGEMENT

ASSET

MANAGEMENTMAINTENANCEMAINTENANCE

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Push Down Business Context

Local

DE

Local

DE

Local

DELocal

DE

Central

DECentral

DE

Global

DE

Local

DE

Device

Controller

Device

Controller

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Wish List

� A hierarchical and distributed Complex Event Processing

Infrastructure

� Coordinate and synch from different layers

� Easy to be customized by the context from multiple business

applications

� High performance and scalable

� Easy to integrate with existing business applications

� Easy to add new activities (processing)

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Q&ADr. Tao Lin

SAP Research

SAP Labs LLC

Palo Alto

tao.lin@sap.com