... baseband spectrum Assuming that the typical values for r and f o are 8m and 160kHz, respectively, the value Radio Frequency Identification Fundamentalsand Applications, DesignMethodsand Solutions ... average value between 0.1 and 0.9 4 Radio Frequency Identification Fundamentalsand Applications, DesignMethodsand Solutions 30 Tag received power [dBm] 20 10 -10 FIR -20 -30 Tag-reader distance ... Identification Fundamentalsand Applications, DesignMethodsand Solutions interrogation ranges and the readers attempt to communicate with the tag simultaneously This can cause a tag to behave and communicate...
... Identification Fundamentalsand Applications, DesignMethodsand Solutions (a) (b) Fig 13 Power distribution and voltage drop of a Read command for Tari = 25 µs and BLF = 40 kHz 4.3.1 Worst command In ... command for Tari = 25 µs and BLF = 240 kHz 34 Radio Frequency Identification Fundamentalsand Applications, DesignMethodsand Solutions 4.3.3 Energetic constraints For the worst command and ... Frequency Identification Fundamentalsand Applications, DesignMethodsand Solutions Wanggen S., Yiqi Z., Xiaoming L., Xianghua W., Zhao J & Dan W (2009) Design of an ultralow-power digital processor...
... matching network designand simulation 112 Radio Frequency Identification Fundamentalsand Applications, DesignMethodsand Solutions based on the complex impedance of real RFID chip EM4222 and silicon ... Frequency Identification Fundamentalsand Applications, DesignMethodsand Solutions Fig.21 shows the return loss (RL) of the designed loop antennas of 50Ω balanced feed port, and Table summarizes ... Identification Fundamentalsand Applications, DesignMethodsand Solutions [25] A Denoth, “The monopole-antenna: a practical snow and soil wetness sensor”, IEEE Trans Geoscience and Remote Sensing,...
... lead us to study and determine the OCA and reader antennas (figure 12) n= Lreader LOCA (18) 120 Radio Frequency Identification Fundamentalsand Applications, DesignMethodsand Solutions ROCA ... Identification Fundamentalsand Applications, DesignMethodsand Solutions Nodes satisfy τ − ∗ Δ > and spirals satisfy τ − ∗ Δ < The parabola τ − ∗ Δ = is the borderline between nodes and spirals ... of a few cm² in size and more expensive as well In comparison, this newly developed chip 126 Radio Frequency Identification Fundamentalsand Applications, DesignMethodsand Solutions (EM4222)...
... Fundamentalsand Applications, DesignMethodsand Solutions [8]Klaus Finken zeller and Rachel Waddington, RFID Handbook: Radio-Frequency Identification Fundamentalsand Applications John wiley & ... Identification Fundamentalsand Applications, DesignMethodsand Solutions energy model of the reader is based upon a half duplex operation Reader transmits energy and its query for a specific period and ... our case φ (V ) = 1, φ (V ) > for |V|>1 and V S (t) is T periodic and ( 162 Radio Frequency Identification Fundamentalsand Applications, DesignMethodsand Solutions i 1 V = Y-( R1 + Rs )iC ⋅...
... antenna and microchip can be achieved by adjusting the length of the inset feed 176 Radio Frequency Identification Fundamentalsand Applications, DesignMethodsand Solutions line (Li) and the ... MS/m for aluminium and 58.00 MS/m for copper Data from (Lide, 2009) and (Bowler & Huang, 2005) 186 Radio Frequency Identification Fundamentalsand Applications, DesignMethodsand Solutions Even ... Identification Fundamentalsand Applications, DesignMethodsand Solutions Fig 4.4 Simulated radiation efficiency for different sizes of metallic platforms Fig 4.5 Measured power bandwidth versus...
... attach and with less possibility of damage Fig 14 The positions of tag and the reader antenna in the experiment 208 Radio Frequency Identification Fundamentalsand Applications, DesignMethodsand ... Identification Fundamentalsand Applications, DesignMethodsand Solutions Fig 23 shows the experimental results The upper graph shows the results without antenna case and lower graph with case And table ... according to the distance d 202 Radio Frequency Identification Fundamentalsand Applications, DesignMethodsand Solutions 2.4 RFID reader and antenna ALR-9900 UHF RFID reader of Alien technology corp...
... Identification Fundamentalsand Applications, DesignMethodsand Solutions a) b) Fig 18 RL,min vs radial shift of the reader antenna for different link distances and a constant rim width without a) and ... of transmission channel and electrical circuit is controlled by the coupling module 224 Radio Frequency Identification Fundamentalsand Applications, DesignMethodsand Solutions Fig Simulation-based ... concepts for reader and tag The electrical model is focused on low level such as transmission channel, 226 Radio Frequency Identification Fundamentalsand Applications, DesignMethodsand Solutions...
... compared to conventional heating methods 282 Radio Frequency Identification Fundamentalsand Applications, DesignMethodsand Solutions The procedure of printing and subsequently microwave flash ... devices and in most cases, longer range between devices than Bluetooth 288 Radio Frequency Identification Fundamentalsand Applications, DesignMethodsand Solutions for example ZigBee is cheaper and ... charge at 276 Radio Frequency Identification Fundamentalsand Applications, DesignMethodsand Solutions the materials interfaces, electric conduction, and eddy currents However, the main reasons...
... Identification Fundamentalsand Applications, DesignMethodsand Solutions (a) (b) Fig 13 Power distribution and voltage drop of a Read command for Tari = 25 µs and BLF = 40 kHz 4.3.1 Worst command In ... command for Tari = 25 µs and BLF = 240 kHz 34 Radio Frequency Identification Fundamentalsand Applications, DesignMethodsand Solutions 4.3.3 Energetic constraints For the worst command and ... baseband spectrum Assuming that the typical values for r and f o are 8m and 160kHz, respectively, the value Radio Frequency Identification Fundamentalsand Applications, DesignMethodsand Solutions...
... guidance, insight and encouragement throughout the course of my doctoral program and for his careful reading of and constructive criticisms and suggestions on drafts of this thesis and other works ... “Integrated Formal Methods supported by National University of Singapore Academic Research Fund and the project “Defence Innovative Research Project (DIRP) – Formal DesignMethodsand DAML” supported ... for formal methods, especially for extending and integrating different formalisms This thesis demonstrates the latest investigations on the links between Semantic Web and Formal Methods First, a...
... xM-1(n) HM-1(z) ↓M Figure 1.4: Analysis and synthesis filter bank pair If the frequency responses of the subbands have equal bandwidth and equal passband and stopband ripples, the filter bank is called ... [6] Ying Wei, and Yong Lian, “A low delay design of 16-band non-uniform FIR filter bank for hearing amplification,” under preparation [7] Ying Wei, and Yong Lian, “Low complexity design using non-periodical ... radar, medical and etc Nowadays digital signal processors can be found at the heart of digital cameras, cell phones, hearing aid devices, audio and video players, satellites, and even biometric...
... California Fundamentals of Digital Logic andhficrocomputer Design M Rafiquzzaman Copyright 02005 John Wiley & Sons, Inc INTRODUCTION TO DIGITAL SYSTEMS Digital systems are designed to store, process, and ... sections The first section contains Chapters through In these chapters we describe digital circuits at the gate and flip-flop levels and describe the analysis anddesign of combinational and sequential ... microprocessors in C and assembly languages Three design levels are covered in this book: device level, logic level, and system level Device-level design, which designs logic gates such as AND, OR, and NOT...
... 5.4 Design of Windowed FIR Filters Using MATLAB 5.4.1 Estimation of Filter Order 5.4.2 Design of the FIR Filter 273 273 275 5.5 Equiripple Linear Phase FIR Filters 280 5.6 Design of Equiripple FIR ... Continuous and Discrete Signals and Systems, Prentice-Hall, 1990 L R Rabiner and B Gold, Theory and Application of Digital Signal Processing, Prentice-Hall, 1975 E C Ifeachor and B W Jervis, Digital ... students Chapter is concerned with the theory anddesign of finite impulse response (FIR) filters Properties of FIR filters with linear phase, anddesign of such filters by the Fourier series method...
... Continuous and Discrete Signals and Systems, Prentice-Hall, 1990 L R Rabiner and B Gold, Theory and Application of Digital Signal Processing, Prentice-Hall, 1975 E C Ifeachor and B W Jervis, Digital ... from digital filters: Transition bands much smaller than what can be achieved from analog filters; an example would be a lowpass filter with a bandwidth of 5000 Hz and a passband ripple of 0.5 dB, and ... analyzers and synthesizers, vocoders (voice recorders), and similar devices, extremely low tolerances on the magnitude and phase responses over adjacent passbands are required, anddigital filters...
... coefficients bl , l 0, 1, , L À The signal-flow diagram of the 84 DSP FUNDAMENTALSAND IMPLEMENTATION CONSIDERATIONS Table 3.2 Relationship of impulse response and coefficients of an FIR ... parameter, L, is the order (length) of the FIR filter The designand implementation of FIR filters (transversal filters) will be discussed in Chapter 3.2.1 FIR Filters and Power Estimators The moving (running) ... distributed random numbers with mean and variance 1: xn 2*sqrt(3)*(rand À 0:5); For two random variables x and y, we have Ex y Ex Ey, 3:3:15 i.e., the mean value of the sum of random...