نتایج جستجو برای: rfid tags
تعداد نتایج: 24998 فیلتر نتایج به سال:
a typical radio frequency identification system (rfid) includes one reader and a number of tags. the reader transmit to commands to the tags with interrogation radio signals, and tags receive the command and then respond with their identification. readers with interrogation signals can read tags’ responses. in rfid systems, when multiple tags respond to one reader simultaneously, tag collision ...
Search protocols are among the main applications of RFID systems. Since a search protocol should be able to locate a certain tag among many tags, not only it should be secure against RFID threats but also it should be affordable. In this article, an RFID-based search protocol will be presented. We use an encryption technique that is referred to as authenticated encryption in order to boost the ...
abstract purpose of this paper: the purpose of this article is to review some of the most prominent applications of rfid in industries and to provide a comprehensive review of the work done from 1985 through 2007 and the research trend on that. the effectiveness of rfid and the challenges that it is facing with are also discussed. some applications of radio frequency identification in supply ch...
BACKGROUND Radio Frequency Identification(RFID) has been widely used in healthcare facilities, but it has been paid little attention whether RFID applications are safe enough under healthcare environment. The purpose of this study is to assess the effects of RFID tags on Magnetic Resonance (MR) imaging in a typical electromagnetic environment in hospitals, and to evaluate the safety of their ap...
Computation RFID (CRFID) expands the limit of traditional RFID by granting computational capability to RFID tags. RFID tags are powered by Radio-Frequency (RF) energy harvesting. However, CRFID tags need extra energy and processing time than traditional RFID tags to sense the environment and generate sensing data. Therefore, Dynamic Framed Slotted ALOHA (DFSA) protocol for traditional RFID is n...
To assure the privacy of RFID Tags, symmetric challenge-response identification protocols have been considered. Due to the low cost requirements for tags, it has been assumed that the tampering of RFID tags is possible. In this paper, we estimate the privacy leakage of challenge-response RFID authentication protocols based on symmetric key using discrete probability under the assumption that ta...
Radio frequency identification (RFID) systems, which basically consist of readers and tags, were originally developed for the identification of tagged objects, as the name RFID implies. Recently, precise positioning and tracking of RFID tags or readers has received considerable attention from both academia and industry. For example, finding the position of RFID tags is an important task in vari...
The project ART proposes to enhance passive RFID (Radio Frequency Identification) tags with cryptographically secure authentication. Starting with a short introduction into common RFID systems with passive tags, we present a motivation why secure authentication with standardized symmetric crypto algorithms for RFID tags is necessary for many applications. We demonstrate vulnerabilities of curre...
Simulation and Analysis of RFID Localization Algorithms. Radio frequency identification (RFID) based localization systems provide a unique approach to localize mobile entities equipped with RFID readers or tagged with RFID tags. UHF RFID systems using passive tags are a good choice considering their cost, reading range, and reliability. With global acceptance and deployment of UHF RFID systems ...
─ In this paper we provide the basis of using radio frequency identification (RFID) tags for advertisement. Two RFID tags that apply to the 866 MHz and 915 MHz operating frequencies, respectively, were designed based on the logos of two universities participating in this project. Several fabrication methods were used to build the RFID tags on different substrates. The experimental results exhib...
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