radio frequency identification security

... same frequency as the radio waves 27 Frequency (continued) 28 Analog Modulation • Representation of analog information by an analog signal • Analog modulation types – Amplitude modulation – Frequency ... portion of the radio frequency band – Results in less interference and fewer errors – Two common methods • Frequency hopping and direct sequence 44 Spread Spectrum (continued) 45 Frequency Hopping ... processed or interpreted by a computer 21 Analog and Digital (continued) 22 Frequency • Frequency – Rate at which a radio circuit creates the waves – The number of times a cycle occurs within...

Ngày tải lên: 13/09/2012, 10:52

... INTELLIGENCE 25 5.1 Printed intelligence 25 5.2 Radio frequency identification 29 5.2.1 5.2.2 RFID technology and security issues 30 RFID benefits, applications and markets ... know-how and the capabilities to commercialize the emerging innovations 5.2 Radio frequency identification Automatic identification procedures have been widely used during the past decades, and ... successful especially in logistics, supply chain management and manufacturing Radio frequency identification is one of the automatic identification systems; other important ones include bar codes, smart...

Ngày tải lên: 18/03/2014, 02:20

... Advanced Radio Frequency Identification Design and Applications Edited by Stevan Preradović Published by InTech Janeza ... www.intechopen.com Additional hard copies can be obtained from orders@intechweb.org Advanced Radio Frequency Identification Design and Applications, Edited by Stevan Preradović p cm ISBN 978-953-307-168-8 ... 207 Preface Radio Frequency Identification (RFID) is a modern wireless data transmission and reception technique for applications including automatic identification, asset tracking and security surveillance...

Ngày tải lên: 19/06/2014, 23:20

... 10 Advanced Radio Frequency Identification Design and Applications Tag antenna design In Section 2, a few fundamental ... oriented RFID system or bit-rate oriented RFID system is reported by Vita et al 12 Advanced Radio Frequency Identification Design and Applications (2005) The task of optimising the factor of θ is ... RFID reader the sensitivity can be influenced by several additional factors 14 Advanced Radio Frequency Identification Design and Applications including receiver implementation details, receiver...

Ngày tải lên: 19/06/2014, 23:20

... RL of (-12.6) dB given in Table for (S3-60°) 42 Advanced Radio Frequency Identification Design and Applications (a) Frequency (MHz) (b) Frequency (MHz) Fig 20 Measured RL for the fabricated antenna: ... a resonant frequency of 900 MHz and 50 Ω reference impedance port as shown in Fig Fig The proposed fractal dipole antenna (P3) (Salama and Quboa, 2008a) 36 Advanced Radio Frequency Identification ... reference port of impedance 50Ω These dipoles are designed at resonant frequency of 900 MHz 34 Advanced Radio Frequency Identification Design and Applications Indent Angle (Deg.) fr (GHz) RL...

Ngày tải lên: 19/06/2014, 23:20

... 50 Advanced Radio Frequency Identification Design and Applications Salama A M A., (2010) Antennas of RFID Tags, Radio Frequency Identification Fundamentals and Applications ... Melo Universidade Federal de Pernambuco Brasil Introduction Radio Frequency Identification system, initially projected for objects identification in large scale – a counterpart of the well-known ... 59 60 Advanced Radio Frequency Identification Design and Applications In the Figure 16 one notices a slight difference between the simulated and measured responses, at the central frequency This...

Ngày tải lên: 19/06/2014, 23:20

... Resonant Frequency of Hilbert Curve Fractal Antennas Proceeding of IEEE Int Symp Antennas and Propag., Vol 3, pp 648–4651, ISBN: 0-7803-7070-8 July 2001Boston, MA 76 Advanced Radio Frequency Identification ... (0.92 H + D)2 (3.15) To clarify the frequency dependence, we divide the numerator and denominator of Eq (3.15) by λ2 and obtain 88 Advanced Radio Frequency Identification Design and Applications ... metallic surfaces Electron Lett., Vol 43, No 23, pp 1400– 1402, ISSN: 0013-5194 74 Advanced Radio Frequency Identification Design and Applications [13] Olsson, T.; Hjelm, M.; Siden, J & Nilsson, H.E...

Ngày tải lên: 19/06/2014, 23:20

... Antenna input impedance 94 Advanced Radio Frequency Identification Design and Applications 3.0 VSWR 2.5 0.30 MHz 2.0 0.30 MHz 1.5 Simu Meas 1.0 314.6 314.8 315.0 315.2 Frequency [MHz] 315.4 Fig 3.19 ... B 1000 A 0.015 0.020 0.025 A/ DA/λλ Fig 3.15 Q factors for NMHA 0.030 0.035 92 Advanced Radio Frequency Identification Design and Applications 3.3 Achieving a high antenna gain The efficiency ... 90 Advanced Radio Frequency Identification Design and Applications 3.2.5 Input resistances The simulated input resistances...

Ngày tải lên: 19/06/2014, 23:20

... Advanced Radio Frequency Identification Design and Applications 20% A scaling factor of 0.7 then reduces the size of the particle by 30% and so on The equivalent circuit and resonant frequency ... resonant frequency can be reduced by increasing the value of δ while the results in Table show how the resonant frequency of the MOCSRR particle is related to the scaling factor 124 Advanced Radio Frequency ... “Antenna Theory and Design, second edition”, John Wiley & Sons, Inc., p.75, 1998 114 Advanced Radio Frequency Identification Design and Applications [19] http://www.mightycard.co.jp/ [20] W.G Hong,...

Ngày tải lên: 19/06/2014, 23:20

... scheme for RFID and other applications”, Int J Radio Freq Identification Technol Appl., vol 1, no 4, pp:401-416, 2007 154 Advanced Radio Frequency Identification Design and Applications M Glickstein ... and interference and thus increase the reading range (Hartmann et al, 2004) 152 Advanced Radio Frequency Identification Design and Applications Conclusion In this chapter we have presented the ... 150 Advanced Radio Frequency Identification Design and Applications Normalized Magintude (dB) We encoded the tag with...

Ngày tải lên: 19/06/2014, 23:20

... Vol 2, pp 153-158, Dec 2008 OECD (2007) Radio Frequency Identification (RFID): A Focus on Information Security and Privacy, OECD Working Party on Information Security and Privacy, DSTI/ICCP/REG(2007)9/FINAL, ... School of Information Management and Security, Korea University Electronics and Telecommunications Research Institute (ETRI) Republic of Korea Introduction Radio frequency identification (RFID) technology ... supply chain, and product maintenance, etc Especially, RFID tag search system 174 Advanced Radio Frequency Identification Design and Applications which can be used to find RFID-tagged objects is one...

Ngày tải lên: 19/06/2014, 23:20

... 190 Advanced Radio Frequency Identification Design and Applications 1.1 Sensor systems for indoor mobile robots The localization ... used support vector machine (SVM) to learn the accurate tag positions from 192 Advanced Radio Frequency Identification Design and Applications pseudo table of the tag positions Choi et al (2008) ... calculated as follows: VxR = ∑ ˆ ˆ xk ∈ X ˆ ˆ | x R − x k |2 p ( x k | x R ) (10) 194 Advanced Radio Frequency Identification Design and Applications The average of squared error, or the error variance,...

Ngày tải lên: 19/06/2014, 23:20

... that demonstrated the viability of using munition-mounted radio frequency identification (RFID) tags as buried ordnance detection and identification aids RFID tagging of ordnance can provide a ... many tags right on their respective locations one by one To alleviate the 212 Advanced Radio Frequency Identification Design and Applications difficulty in tag installation, two step procedure ... a) square, b) parallelogram, c) tilted square, and d) equilateral triangle 214 Advanced Radio Frequency Identification Design and Applications 3.2 Tag invisibility In RFID based mobile robot localization,...

Ngày tải lên: 19/06/2014, 23:20

... after the scope performed Fourier transforms on the signals Example frequency- domain plots are shown in 242 Advanced Radio Frequency Identification Design and Applications Figure 16 The left and right ... tag could be on the “underneath” side of the tag and still, be detectable 232 Advanced Radio Frequency Identification Design and Applications The basic behavior and orientation of the magnetic ... increases in frequency However, because the signals to the tags are linear with frequency, the signal increased monotonically Commercially available tags are set to receive a fixed frequency But,...

Ngày tải lên: 19/06/2014, 23:20

... pp.85-87 [9] Draft Protocol Specification for a 900MHz Class Radio Frequency Identification Tag, Auto-ID Center, 2003 [10] EPCTM Radio- Frequency Identification Protocols Class Generation-2 UHF RFID Protocol ... Finkenzeller, RFID Handbook: Radio- Frequency Identification, Fundamentals and Applications, John Wiley & Sons Ltd, 1999 [12] Information Technology -Radio Frequency Identification for Item Management-Part ... k-ary tree based anti-collision schemes Reference [1] 860 MHz – 930 MHz Class Radio Frequency Identification Tag Radio Frequency and Logical Communication Interface Specification Candidate Recommdation...

Ngày tải lên: 19/06/2014, 23:20

... 270 Advanced Radio Frequency Identification Design and Applications In this chapter, a tag simulator which can emulate ... to the broadband and the dynamic performance of the high IF carrier system 272 Advanced Radio Frequency Identification Design and Applications AD9433 needs a 5V analog power and a differential ... is chosen depends on the value of the TRext specified by the Query command 274 Advanced Radio Frequency Identification Design and Applications The simulated waveform of the FM0 is shown in Fig...

Ngày tải lên: 19/06/2014, 23:20

... Radio Frequency Identification Fundamentals and Applications, Bringing Research to Practice, Edited by Cristina Turcu p cm ISBN 978-953-7619-73-2 Preface This book, entitled Radio Frequency Identification ... Anticollision Radio Frequency Identification Systems with Inductive Coupling Piotr Jankowski-Mihułowicz Rzeszów University of Technology Poland Introduction Passive Radio Frequency IDentification ... limits at 10 m from radiation source: a) frequency range 0.01 MHz – 30 MHz, b) spectrum mask limit for frequency: 6.78 MHz and 13.56 MHz Radio Frequency Identification Fundamentals and Applications,...

Ngày tải lên: 21/06/2014, 11:20

... surveillance, radio frequency identification and similar systems, IEC Jankowski-Mihułowicz, P.; Kalita, W (2009) Efficiency of Tag Antenna Unit in Anticollision Radio Frequency Identification ... Zone in Anticollision Radio Frequency Identification Systems with Inductive Coupling 23 (a) (b) Fig 17 Examples of simulation results in ANSYS software for the modeled identification system: ... nearby the identifier chamber 24 Radio Frequency Identification Fundamentals and Applications, Bringing Research to Practice Fig 18 Parts of a computer systems: a) RFID identification of gas cylinders,...

Ngày tải lên: 21/06/2014, 11:20

... Fig Mean identification time (in number of slots) vs N, for different Q values 40 Radio Frequency Identification Fundamentals and Applications, Bringing Research to Practice 0.4 0.35 Identification ... Representation of the transition state Case 1: No identification Fig Representation of the transition state Case 2: Identification (22) 44 Radio Frequency Identification Fundamentals and Applications, ... H=6 45 46 Radio Frequency Identification Fundamentals and Applications, Bringing Research to Practice Conclusions and open issues This chapter has presented an overview of the RFID identification...

Ngày tải lên: 21/06/2014, 11:20

... the identification procedure (Itot) The results obtained are averaged over a number of simulations sufficiently high to ensure a satisfactory level of statistic confidence 82 Radio Frequency Identification ... 207–212 ISO/IEC 18000–6 (2003) “Information technology automatic identification and data capture techniques - radio frequency identification for item management air interface – part 6: parameters ... but no other useful information 90 Radio Frequency Identification Fundamentals and Applications, Bringing Research to Practice If after a frame, the desired identification accuracy of RFID tags...

Ngày tải lên: 21/06/2014, 11:20