RFID Multimedia

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Nov 25, 2009

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RFID
ALSO CALLED: Dedicated Short Range Communication, DSRC, R F I D, Radio Frequency Identification, RFID Systems DEFINITION: RFID (radio frequency identification) is a technology that incorporates the use of electromagnetic or electrostatic coupling in the radio frequency (RF) portion of the electromagnetic spectrum to uniquely identify an object, animal, or person. RFID is coming into increasing use in industry as an alternative to the bar code. The advantage of RFID is that it does not require direct contact or line-of-sight … Definition continues below.
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Evaluating the Advantages and Pitfalls of SAP Managed Hosting sponsored by Freudenberg IT WEBCAST: In this webcast, you will learn what to look for in an SAP managed hosting provider -- including how to determine your organization's requirements and how to evaluate potential providers. Posted: 16 Jun 2009 \| Premiered: 16 Jun 2009 TOPICS: Application Infrastructure Providers \| Application Outsourcing \| Data Centers \| Hosting Services \| IT Infrastructure \| IT Services \| SAP (Product) \| SLA \| SLA Management Services \| Systems Management Services

Achieving Breakthrough Performance in Analytics and Reporting sponsored by Sybase, Inc. WEBCAST: This webcast discusses how you can accelerate your data analysis, reporting and business intelligence (BI) applications with the help of a column-based analytics server. Posted: 11 Sep 2009 \| Premiered: 11 Sep 2009 TOPICS: Application Server Hardware \| Application Server Software \| Business Intelligence \| Data Mining \| Grid Computing \| Load Balancing \| Network Performance \| Query Tools \| Server Hardware \| Server Management

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RFID DEFINITION (continued): … scanning. An RFID system consists of three components: an antenna and transceiver (often combined into one reader) and a transponder (the tag). The antenna uses radio frequency waves to transmit a signal that activates the transponder. When activated, the tag transmits data back to the antenna. The data is used to notify a programmable logic controller that an action should occur. The action could be as simple as raising an access gate or as complicated as interfacing with a database to carry out a monetary transaction. Low-frequency RFID systems (30 KHz to 500 KHz) have short transmission ranges …
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