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Title:Study of the receiving system of a Low Power Tag Detector and its usage in RFID and NFC applications : magistrsko delo
Authors:ID Dimkovska, Jovanka (Author)
ID Rojc, Matej (Mentor) More about this mentor... New window
ID Pleteršek, Anton (Comentor)
ID Svete, Tilen (Comentor)
ID Kovačič, Kosta (Comentor)
Files:.pdf MAG_Dimkovska_Jovanka_2022.pdf (1,92 MB)
MD5: 0EF8DCBD824D102ED2544BBC86C25352
PID: 20.500.12556/dkum/8358ade9-79cf-49bd-84c9-6d7b938d5c2e
 
Language:English
Work type:Master's thesis/paper
Typology:2.09 - Master's Thesis
Organization:FERI - Faculty of Electrical Engineering and Computer Science
Abstract:This work presents an observation of the analog and digital architecture of the reception system of a radio-frequency identification (RFID) reader in the high frequency (HF) domain and the creation of near-field communication (NFC) Application, which is developed for Android and iOS users. This thesis includes a description of RFID and NFC technology, as well as a sufficient amount of information about the standards that define those technologies. The reception system of a given interrogator was thoroughly studied, beginning with the analog signal on the interrogator’s antenna and how it is interpreted in the analog domain for determining the presence of an object in its vicinity. The most emphasis in this thesis was given to the reader when it is in a Tag Detector mode. The Tag Detector mode of the reader is the mode in which the interrogator can detect changes on its antenna. Measurements were taken while testing the Tag Detector at various gain settings of the reception system. To improve the accuracy of those detections, the Tag Detector mode was switched to reader mode, allowing the detected tag’s acknowledgement message to be received. The detection range, as well as the reading range of the interrogator, are also discussed. An NFC application was developed that functions as an interrogator for both the iOS and Android operating systems. The goal of this application is to apply the knowledge we have gained from the study about RFID and NFC communications, as well as the comparison between the tag detection and read ranges of the two types of interrogators.
Keywords:Keywords: NFC, RFID, receiver, transmitter, Tag Detector, interrogator, read range, tag detection range
Place of publishing:Maribor
Place of performance:Maribor
Publisher:[J. Dimskova]
Year of publishing:2022
Number of pages:1 spletni vir (1 datoteka PDF (XVII, 71 f.))
PID:20.500.12556/DKUM-81874 New window
UDC:621.3.038.614(043.2)
COBISS.SI-ID:115102723 New window
Publication date in DKUM:28.06.2022
Views:946
Downloads:79
Metadata:XML DC-XML DC-RDF
Categories:KTFMB - FERI
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Licences

License:CC BY-NC-ND 4.0, Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International
Link:http://creativecommons.org/licenses/by-nc-nd/4.0/
Description:The most restrictive Creative Commons license. This only allows people to download and share the work for no commercial gain and for no other purposes.
Licensing start date:13.06.2022

Secondary language

Language:Slovenian
Title:Študija sprejemnega sistema nizkoenergijskega detektorja RFID kartic in njegova uporaba v RFID in NFC aplikacijah
Abstract:Brezžični prenos odpravlja potrebo po fizični povezavi med sprejemnikom in oddajnikom, kar je pomembna prednost v današnjih komunikacijskih sistemih. Ta vrsta tehnologije je našla uporabnost v različnih aplikacijah in zaradi hitrega uvajanja je nujno tudi zagotavljati rešitve, ki izpolnjujejo aplikativne zahteve ter želje uporabnikov. Tako nastajajo vedno nove rešitve, ki so majhne in učinkovite, zajemajo vrsto koristnih funkcionalnosti in so hkrati cenovno dostopne, kar zagotavlja velikoserijsko proizvodnjo teh naprav. Danes so raziskovalni izzivi usmerjeni v izgradnjo popolnoma integriranih radio-frekvenčnih (RF) sprejemnikov z uporabo tehnologije CMOS (komplementarni kovinski oksid-polprevodnik). Tehnologija omogoča nizke stroške izdelave, visoko stopnjo integracije in ima nizko porabo energije. Z naraščanjem povpraševanja po mobilnosti brezžičnega komunikacijskega omrežja rastejo tudi zahteve glede oblikovanja komunikacijskih simbolov. Namen takšne zahteve je povečati doseg branja določenega izpraševalnika ali izboljšati natančnost oziroma občutljivost sprejemnega sistema. Na omenjene lastnosti lahko vpliva veliko dejavnikov. Le ti med drugim vključujejo ojačenje antene, polarizacijo, velikost nalepke (antene tag-a), orientacijo ali postavitev, nastavitve bralnika, okoljski dejavniki. To delo predstavlja analizo analogne in digitalne arhitekture sprejemnega sistema izpraševalnika radiofrekvenčne identifikacije (RFID) v visokofrekvenčni (HF) domeni in razvoj aplikacije za komunikacijo v bližnjem polju (NFC), ki je namenjena uporabnikom operacijskih sistemov Android in iOS.
Keywords:Ključne besede: NFC, RFID, sprejemnik, oddajnik, detektor kartic, izpraševalnik, bralni razpon, detekcijski razpon


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