rfid handbook fundamentals and applications in contactless smart cards and identification second edition phần 6 ppt

... identification (RFID) products and electrical engineering students, covering industry standards and regulations, algorithms, applications, and more. Table of Contents RFID Handbook? Fundamentals and Applications ... appears in print may not be available in electronic books. Library of Congress Cataloging -in- Publication Data Finkenzeller, Klaus. [RFID Handbuch. Engl...

Ngày tải lên: 14/08/2014, 11:21

... frequency f increases, the required coil inductance of the transponder coil, and thus the number of windings n decreases (135 kHz: typical 100–1000 windings, 13. 56 MHz: typical 3–10 windings). Because ... now investigate the influence of the circuit elements R 2 , R L and L 2 on voltage u 2 . To gain a better understanding of the interactions between the individual parameters we wil...

Ngày tải lên: 14/08/2014, 11:21

... by contactless smart cards for local public transport applications, which carry out authentication with the reader within a few 100 ms and must also transmit booking data. Contactless smart cards ... particularly in an environment containing large metal objects, e.g. in an industrial operation (machines, metal pipes etc.). We are all familiar with the effect of reflection...

Ngày tải lên: 14/08/2014, 11:21

... keying), FSK (frequency shift keying) and PSK (phase shift keying) (Figure 6. 5). Figure 6. 5: Each modulation of a sinusoidal signal — the carrier — generates so-called (modulation) sidebands In ... upper and lower sideband. 6. 2.1 Amplitude shift keying (ASK) In amplitude shift keying the amplitude of a carrier oscillation is switched between two states u 0 and u 1 (keyin...

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... 105 36 - Close coupling smart cards The ISO standard 105 36 entitled &apos ;Identification cards — contactless integrated circuit(s) cards& apos; describes the structure and operating parameters of contactless ... standards for contactless smart cards StandardCard typeApproximate range ISO 10536Close coupling0–1 cm ISO 14443Proximity coupling0–10cm ISO 1 569 3Vicinity co...

Ngày tải lên: 14/08/2014, 11:21

... microprocessors will become increasingly common in applications using contactless smart cards in the near future. Instead of the inflexible state machine, the transponder in these cards incorporates a microprocessor. Industry ... between contactless smart cards and readers in accordance with ISO 1 569 3-2. The test equipment and testing procedure for this large...

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... coil is produced using an automatic winding machine. The copper wire used is given a coating of low-melting point baked enamel in addition to the normal insulating paint. The winding tool is heated ... the melting point of the baked enamel during the winding operation. The enamel melts during winding and hardens rapidly when the coil has been removed from the winding tool, causing the...

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... 3-519-001 06- 3 Berger, Dominik (1998) Contactless smart card standards and new test methods, in: Smart Card Technologies and Applications — Second Workshop on Smart Card Technologies and Applications, ... signals and transmission protocols Part 4: Interindustry commands for interchange Part 5: Registration system for applications in IC Cards Part 6: Interindus...

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... 161 ISO 405 ISO 10374 265 ISO 105 36 51, 237 ISO 11784 identification code 233 ISO 63 46 265 ISO 69 871 265 ISO 69 872 265 ISO 69 873 16, 265 ISO 9798–2 221 ISO container 265 Isotropic emitter 115, ... Remote Control and Identification Systems, Design Guide, D-Heilbronn, August Texas Instruments Deutschland GmbH (19 96) Standard Transponder Specifications, 06/ 19 96 Tie...

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... 1997) Figure 6. 2: Signal coding by frequently changing line codes in RFID systems Figure 6. 3: Generating differential coding from NRZ coding Figure 6. 4: Possible signal path in pulse-pause coding Figure ... Family of (contactless and contact) smart cards, with the applicable standards Figure 9.9: Position of capacitive (E1–E4) and inductive coupling elements (H1–H4) in...

Ngày tải lên: 14/08/2014, 11:21