نتایج جستجو برای: rfid systems

تعداد نتایج: 1190030  

2013
Seth J Seidman Joshua W Guag

BACKGROUND The use of radiofrequency identification (RFID) in healthcare is increasing and concerns for electromagnetic compatibility (EMC) pose one of the biggest obstacles for widespread adoption. Numerous studies have documented that RFID can interfere with medical devices. The majority of past studies have concentrated on implantable medical devices such as implantable pacemakers and implan...

2013
ZHI ZHANG

The Internet of Things (IoT) utilizes trillions of uniquely identifiable smart objects to connect anything at anytime and anywhere. Radio frequency identification (RFID) techniques are a powerful promising enabler for realizing the IoT. Around how to build hierarchical networked RFID systems for the IoT, this dissertation formulates and addresses problems in three key areas, i.e., communication...

2002
M. Keskilammi L. Sydänheimo P. Salonen M. Kivikoski

An RFID system can be considered as a wireless communication system because the reader device communicates with the transponder by using electromagnetic waves at radio frequencies. The performance of this communication link can be studied by determining the read range for backscatter RFID systems. The read range or the distance where the reader unit notices the tag depends on many factors. Freq...

2009
Nektarios Leontiadis Nikos Kefalakis John Soldatos

Despite the proliferating number of tools and techniques for building RFID applications, their integration with legacy enterprise applications (such as ERP and WMS systems) and corporate databases is still a very tedious task. Integration effort is therefore still a set‐back to rapid and cost‐effective RFID deployments in non‐trivial enterprise environments. In this paper, ...

Journal: :Microprocessors and Microsystems 2007
Alex K. Jones Raymond R. Hoare Swapna R. Dontharaju Shen Chih Tung Ralph Sprang Joshua Fazekas James T. Cain Marlin H. Mickle

The use of radio frequency identification (RFID) technology is expanding rapidly in numerous applications such as logistics, supply chain management, transportation, healthcare and aviation. Due to the variety of the current applications, typical RFID systems use application specific hardware and proprietary protocols. These systems generally have long design times, no tolerance to changes in a...

2008
Alexandre Dolgui

This paper provides a state of the art on RFID technology in Supply chain management. It presents technical characteristics of existing RFID systems, a guideline for RFID deployment, and some applications in Supply chains. The paper summarizes the advantages of RFID technology for inventory control and introduces some challenging problems and perspectives dealing with, in particular, privacy an...

2005
Chang S. Nam Shin'ichi Konomi

RFID Technology allows us to easily capture and access information anywhere at anytime. However, RFID-based information sharing systems will likely fail if they cannot provide the “right” information in the “right” way. This paper describes design and usability evaluations of QueryLens, a system that accumulates queries and answers in relation to RFID-tagged physical objects and discusses the i...

2011
ELEONORA TUDORA ADRIANA ALEXANDRU MARILENA IANCULESCU

The radio frequency identification (RFID) is a technology for automatic identification of items, particularly in supply chain, but it is becoming increasingly important for industrial applications. Unlike barcode technology that detects the optical signals reflected from barcode labels, RFID uses radio waves to transmit the information from an RFID tag affixed to the physical object. In contras...

2008
Jan Marco Leimeister Uta Knebel Uwe Sandner Eva-Maria Kern Helmut Krcmar

RFID is currently considered a hot topic in the IT arena. It is described as major enabling technology for automated contact less wireless data collection and as an enabler for the real-time enterprise, a future vision of Enterprise Information Systems. But little is known about the perceived strategic importance of RFID among IT decision makers, current RIFD usage and areas of application or c...

2010
Qingsong Yao Yong Qi Jinsong Han Jizhong Zhao Xiangyang Li Yunhao Liu

Privacy protection is increasingly important during authentications in Radio Frequency Identification (RFID) systems. In order to achieve high-speed authentication in large-scale RFID systems, researchers propose tree-based approaches, in which any pair of tags share a number of key components. Such designs, being efficient, often fail to achieve forward secrecy and resistance to attacks, such ...

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