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RFID in the Supply Chain - Guide to Sele - Size

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Retailer’s<br />

EPC IS<br />

Savant server<br />

collects data,<br />

moni<strong>to</strong>rs events<br />

and manages tasks<br />

Tag<br />

Tag<br />

Tag<br />

Reader<br />

Tag<br />

Tag<br />

Tag<br />

EPC Middleware<br />

Application server<br />

Savant<br />

server<br />

Retailer’s<br />

EPC IS<br />

Reader Reader<br />

Tag<br />

Tag<br />

Tag<br />

Figure 1.4 <strong>RFID</strong> Technology Infrastructure<br />

<strong>Supply</strong> Cha<strong>in</strong> Overview � 25<br />

Retailer’s<br />

EPC IS<br />

Reader<br />

Tag<br />

Tag<br />

Reader<br />

Tag<br />

Tag<br />

Reader<br />

Tag<br />

Tag<br />

Manufacturer’s EPC IS<br />

<strong>Supply</strong> Cha<strong>in</strong> Management<br />

Supplier Relationship<br />

Management<br />

Savant<br />

server<br />

Savant<br />

server<br />

Tag<br />

Tag<br />

Tag<br />

API<br />

Integration hub<br />

Middleware technologies<br />

Cus<strong>to</strong>mer Relationship<br />

Management<br />

W<strong>in</strong>dows<br />

9X, ME.NT<br />

2000.XP<br />

EPC Global<br />

Network ONS<br />

Service<br />

electronic applications–<br />

<strong>in</strong>ternal and Internet<br />

New or wrap up<br />

systems<br />

Legacy systems<br />

Virtualized databases<br />

<strong>to</strong> log data <strong>in</strong><strong>to</strong> a database or remote servers, moni<strong>to</strong>rs for event changes,<br />

and sends alerts <strong>to</strong> its <strong>in</strong>tended recipients.<br />

The Savants <strong>the</strong>n forward data <strong>to</strong> <strong>the</strong> ERP systems, <strong>in</strong>clud<strong>in</strong>g SCM and<br />

<strong>Supply</strong> Relationship Management (SRM), virtualized databases, and SAP via<br />

middleware technologies through a full-time connection <strong>to</strong> <strong>the</strong> readers, or<br />

synchroniz<strong>in</strong>g data on an “as needed” basis. The Savant’s real-time <strong>in</strong><br />

memory database (RIED) structure is used <strong>to</strong> s<strong>to</strong>re event <strong>in</strong>formation, support<br />

SQL queries, and take “snapshots” of <strong>the</strong> database at different times.<br />

Savant software works with W<strong>in</strong>dows 9X, NE, NT, 2000, and XP and can<br />

be downloaded at no cost from Savant Web Server’s Web site at<br />

http://savant.sourceforge.net/. The orig<strong>in</strong>al version of this software runn<strong>in</strong>g<br />

on distributed servers was designed by <strong>the</strong> Au<strong>to</strong>-ID Center for its EPC

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