rfid handbook fundamentals and applications in contactless smart cards and identification second edition phần 8 pps

... 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

... 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 will now introduce ... 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 windi...

Ngày tải lên: 14/08/2014, 11:21

... equation (4.90) into equation (4 .88 ) and obtain: (4.106) We now replace U 0 in equation (4 .82 ) by the right-hand expression in equation (4.106) and finally obtain (PALOMAR, 180 00): (4.107) where ... 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...

Ngày tải lên: 14/08/2014, 11:21

... ERP<1% duty cycle 86 8.700 86 9.200 MHz25 mW ERP<0.1% duty cycle 86 9.300 86 9.400 MHz10 mW ERP 86 9.400 -86 0.650 MHz500 mW ERP<10% duty cycle 86 9.700 87 0.000 MHz5 mW ERP 2400–2 483 .5 MHz10 mW ... oscillation, in relation to a reference phase. In 2 PSK the signal is switched between the phase states 0° and 180 °. Mathematically speaking, the shift keying of the phase...

Ngày tải lên: 14/08/2014, 11:21

... Close coupling smart cards The ISO standard 10536 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 15693Vicinity coupling0–1 m Fi...

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 ... chips. Contactless smart cards, on the other hand, are traditionally used in applications that require a combination of user-friendliness...

Ngày tải lên: 14/08/2014, 11:21

... 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...

Ngày tải lên: 14/08/2014, 11:21

... Dominik (19 98) Contactless smart card standards and new test methods, in: Smart Card Technologies and Applications — Second Workshop on Smart Card Technologies and Applications, IEEE Tagungsband, ... Interindustry Data elements Part 7: Interindustry commands for Structured Card Query Language (SCQL) Part 8: Security architecture and related interindustry commands Par...

Ngày tải lên: 14/08/2014, 11:21

... 53, 65, 82 , 85 Read-only transponder 23, 273, 280 Reader 7, 86 , 183 , 310, 326 ?8 for OCR 3 REC 70–03 169 Received power 122 Received signal 184 Received signal conditioning 3 18 Receiver 183 Receiver ... Thanks. Index L Label 20 Lamination 339 Langasite 307 Lead frame 337 Licensing regulations 173 Line code 184 Linear detection 134 Lines of magnetic flux 62 Lithium niobate 57,...

Ngày tải lên: 14/08/2014, 11:21

... 9 .8: 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 a close coupling smart ... A contactless terminal is shown in communication with a contactless smart card in the centre of the picture (reproduced by permission of Intec) Figure 13.6: Contactless...

Ngày tải lên: 14/08/2014, 11:21