mems and radio frequency mems

... telecommunication cables and radio- frequency cables GENERAL INSTRUMENTATION, CONTROL AND COMMUNICATION CABLES Scope and object This standard applies to shipboard general instrumentation, control and communication ... used in the meantime Radio- frequency Cables, Part 1: General Requirements and Measuring Methods 96- : 189- : 228: 332: 344: Low -frequency Cables and Wires with P.V.C Insulation and P.V.C Sheath, ... communications, commandes et mesures, d'usage gộnộral Electrical installations in ships Part 375: Shipboard telecomm unication cables and radio- frequency cables General instrumentation, control and communĂcation...

Ngày tải lên: 25/12/2013, 10:44

... of frequency and are plotted on a Smith Chart and/ or given in tabular form It should be noted that Zin and Zout apply only for a specified set of operating conditions, that is, Po, Vcc, and frequency ... difference in gain at the high and low end of the frequency band of the amplifier Flatness, on the other hand, is defined as the deviation (at any frequency in the band) from an ideal gain, which ... Reg46 Radio Frequency Transistors The frequency band requirements of a CATV amplifier are determined by the number of channels used in the CATV system Each channel requires MHz bandwidth (to handle...

Ngày tải lên: 18/04/2014, 12:26

... Nai-Wei Lo and Kuo-Hui Yeh Chapter 15 Design and Implementation of a Multi-protocol UHF RFID Tag Simulation Platform 269 Bo Zhang, Dongkai Yang and Qishan Zhang 259 207 Preface Radio Frequency ... focuses on new and advanced applications of radio frequency identification The second section starts with one of the most common applications of RFID – privacy and product maintenance and tracking ... data transmission and reception technique for applications including automatic identification, asset tracking and security surveillance As barcodes and other means of identification and asset tracking...

Ngày tải lên: 19/06/2014, 23:20

... wrap and Teflon sheet between the tag and the aluminum plate The Teflon sheet is hard and its thickness at 0.97mm is very close to the 1mm 26 Advanced Radio Frequency Identification Design and Applications ... the chip and the tag antenna is very + − − + short (its length is nearly zero), hence, V0 = V2 and V0 = V2 Then Equation 43 becomes 20 Advanced Radio Frequency Identification Design and Applications ... output impedance of the tag antenna (Dobkin and Weigand, 2005; Prothro et al., 2006) Nikitin and Rao (December 2006) introduced a new method in describing and measuring the backscattered power from...

Ngày tải lên: 19/06/2014, 23:20

... curve at 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 ... resonant frequency of 900 MHz and simulated using IE3D software The simulated results concerning Return Loss (RL), impedance, gain and read range (r) are tabulated in Table 38 Advanced Radio Frequency ... 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:...

Ngày tải lên: 19/06/2014, 23:20

... Advanced Radio Frequency Identification Design and Applications Salama A M A., (2010) Antennas of RFID Tags, Radio Frequency Identification Fundamentals and Applications Design Methods and Solutions, ... intersystem and intra-system interference, as 52 Advanced Radio Frequency Identification Design and Applications it operates in the ISM bands (Industrial Scientific and Medical), free bands Many ... radiation patterns and polarization are studied and presented 64 Advanced Radio Frequency Identification Design and Applications Antenna configuration and basis 2.1 UFH RFID meander-line antenna...

Ngày tải lên: 19/06/2014, 23:20

... 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 600π D 19.7 ... parameters (N, D, and H) is explained by taking into account Eq (3.6) The relation between XL and H is determined on the basis of 84 Advanced Radio Frequency Identification Design and Applications ... by (2) As EIRPR =1W, Pchip= -13dBm and G = 1.62dBi, d max =33 m is obtained by (1) Fig 13 Impedance locus 72 Advanced Radio Frequency Identification Design and Applications PART NUMBER RI-UHF-STRAP-08...

Ngày tải lên: 19/06/2014, 23:20

... thickness is T, and the size of the metal plate is M The spacing between the antenna and the metal plate is S The equivalent electric and magnetic currents are I and J, respectively Eθ and Eφ correspond ... 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 ... the capacitive and inductive elements are commercialized as small circuit units These units have appreciable ohmic resistances 96 Advanced Radio Frequency Identification Design and Applications...

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 ... reader The IC collects power 116 Advanced Radio Frequency Identification Design and Applications and timing information from the electromagnetic field and sends proper backscattered messages to ... except the ring slots take a meander route between ports a and b and not a circular route as in the OCSRR particle This meander route results in a much lower resonant frequency for over all dimensions...

Ngày tải lên: 19/06/2014, 23:20

... 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 development and ... Kaklamani, A A Alexandridis, F Lazarakis, K Dangakis (2006), “Circular and elliptical CPW-Fed slot and microstri-fed antennas for ultrawideband applications”, IEEE Antennas and Wireless Propagation ... only the power supply and the transmitting section of the RFID IC is exposed to the outside world and potential ESD damage 160 Advanced Radio Frequency Identification Design and Applications Explicit...

Ngày tải lên: 19/06/2014, 23:20

... k = M( seed T ∗ ), x = P ( k) and seed Ti = M( k) x ← −−−− − send x else choose random number rand calculate s = M( seed Ti ) and m = P ( s ) rand ← −−−− − send rand with probability λ if m = ... the IDs of readers And Protocol and Protocol not provide forward secrecy for such a reason as mentioned in section 4.1 184 Advanced Radio Frequency Identification Design and Applications Tag ... Hwang2 and Dong Hoon Lee3 Graduate School of Information Management and Security,Korea University Electronics and Telecommunications Research Institute (ETRI) Republic of Korea Introduction Radio frequency...

Ngày tải lên: 19/06/2014, 23:20

... partitions, 204 Advanced Radio Frequency Identification Design and Applications Fig 14 The error variance and the minimum error variance of single power case Fig 15 The error variance and the minimum ... systems was very high and the size was large for the indoor mobile robots, until the advances of the micro-electromechanical systems (MEMS) The MEMS based INS have low cost and small size relative ... large work area and the many mobile robots When the numbers of fixed nodes and mobile robots are increased, the localization takes longer time due to the arbitration processes The radio- frequency- based...

Ngày tải lên: 19/06/2014, 23:20

... pseudorandom tag arrangement exhibit randomness to some extent without increasing the difficulty in installation Fig Random tag arrangement: a) random pattern and b) random arrangement Pseudorandom ... Sensors and Methods for Mobile Robot Positioning, The University of Michigan 220 Advanced Radio Frequency Identification Design and Applications Finkenzeller, K (2000) RFID handbook: Fundamentals and ... arrangement 216 Advanced Radio Frequency Identification Design and Applications Fig shows one solution to the Sudoku puzzle and the corresponding tag arrangement Compared to the random tag arrangement...

Ngày tải lên: 19/06/2014, 23:20

... Example frequency- domain plots are shown in 242 Advanced Radio Frequency Identification Design and Applications Figure 16 The left and right vertical yellow cursors are positioned at 120 and 130 ... tag on a munition 240 Advanced Radio Frequency Identification Design and Applications Evaluation and testing Experimental efforts involved the design, fabrication, and tuning of the custom coil ... 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 fields...

Ngày tải lên: 19/06/2014, 23:20

... schemes Reference [1] 860 MHz – 930 MHz Class Radio Frequency Identification Tag Radio Frequency and Logical Communication Interface Specification Candidate Recommdation Version 1.0.1, Auto-ID ... 2005 [11] K Finkenzeller, RFID Handbook: Radio- Frequency Identification, Fundamentals and Applications, John Wiley & Sons Ltd, 1999 [12] Information Technology -Radio Frequency Identification for ... structure) In Fig 6, BS-CM (0.5q) and BS-CM (q) both show performance improvement by eliminating 264 Advanced Radio Frequency Identification Design and Applications 4.8%-6.2% and 6%-10% of total transmitted...

Ngày tải lên: 19/06/2014, 23:20

... as follows, 278 Advanced Radio Frequency Identification Design and Applications 1st 32bit are protocol control and tags number; 2nd and 3rd 32 bit are command data; And the last 3*32bit are reserved ... cos(ωt ) (1) 276 Advanced Radio Frequency Identification Design and Applications The local in-phase and quadrature carrier are cos(ωt + ϕ ) and sin(ωt + ϕ ) out _ I and out _ Q are as follows ... Advanced Radio Frequency Identification Design and Applications In this chapter, a tag simulator which can emulate the ISO/IEC 18000-6 type B and type C tags is introduced, and the parameters and...

Ngày tải lên: 19/06/2014, 23:20

... Kachouri Abdennaceur, Andrieux Laurent and Samet Mounir MAC Protocols for RFID Systems 073 Marco Baldi and Ennio Gambi Stochastical Model and Performance Analysis of Frequency Radio Identification ... placed in a group of radio equipment devices and they use allocated band in respective frequency range (Fig 2) ETSI EN 300 330 -1 V1.5.1:2006 Electromagnetic compatibility and Radio spectrum Matters ... of low frequency systems, and reduce the effective radiated power for systems operating in the range of ultra-short waves and microwaves 4 Radio Frequency Identification Fundamentals and Applications,...

Ngày tải lên: 21/06/2014, 11:20

... Electromagnetic compatibility and Radio spectrum Matters (ERM); Short Range Devices (SRD); Radio equipment in the frequency range kHz to 25 MHz and inductive loop systems in the frequency range kHz to ... characteristics and test methods V1.5.1 ETSI EN 300 330-2 (2006) Electromagnetic compatibility and Radio spectrum Matters (ERM); Short Range Devices (SRD); Radio equipment in the frequency range ... article surveillance, radio frequency identification and similar systems, IEC Jankowski-Mihułowicz, P.; Kalita, W (2009) Efficiency of Tag Antenna Unit in Anticollision Radio Frequency Identification...

Ngày tải lên: 21/06/2014, 11:20

... for FSA with 64 slots and Poisson arrivals, C=4 and H=3, H=6 45 46 Radio Frequency Identification Fundamentals and Applications, Bringing Research to Practice Conclusions and open issues This ... http://www.epcglobalinc.org/standards Finkenzeller, K., (2003) RFID Handbook: Fundamentals and Applications in Contactless Smart Cards and Identification, chapters 1–2, 1-7,11-28 2nd Edition, John Wiley and Sons, ... (6) kv , kc and kid denote the average number of empty, collision and successful slots, respectively These variables depend on the particular FSA algorithm and its configuration, and on the population...

Ngày tải lên: 21/06/2014, 11:20

... increases rapidly and approaches to the frame length, and the Stochastical Model and Performance Analysis of Frequency Radio Identification 91 amount of idle slots deacreses rapidly and approaches ... is properly chosen 80 Radio Frequency Identification Fundamentals and Applications, Bringing Research to Practice In standard FSA, the frame length must be fixed a priori and is kept constant ... Model and Performance Analysis of Frequency Radio Identification Yan Xinqing1, Yin Zhouping2 and Xiong Youlun2 1School of Information Engineering, North China University of Water Conservancy and...

Ngày tải lên: 21/06/2014, 11:20