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Flexible antenna design for semi-passive HF RFID transponder in ink-jet technology
2015
Przeglad Elektrotechniczny
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The synthesis process of flexible antenna dedicated to semi-passive transponders of HF RFID system with inductive coupling is presented in the paper. ...
The impact of technology on antenna parameters is also discussed as it is important for transponder operation in a target application. ...
Fig. 1 . 1 HF RFID semi-passive transponder: a) diagram of antenna circuit, b) HL3DEM design model The numerical model of loop antenna
Fig. 2 . 2 HF RFID semi-passive transponder: a) sample, b) ink-jet ...
doi:10.15199/48.2015.04.01
fatcat:2zlcdsrlp5brpbmllhvbcf6hja
Detection tube for small HF RFID tags, based on mutual coupling with a coil resonator
2015
2015 European Microwave Conference (EuMC)
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This communication concerns the detection of 13.56 MHz (HF) RFID "small" tags. ...
This detection was impossible inside the tube without using the resonator. Perspectives of improvement evocated at the end of the paper are numerous for that structure. ...
ACKNOWLEDGMENT The authors thank the IUT de Cachan, from Université Paris-Sud, for providing the RFID equipment, and the students of the SYCO course (DUT GEII -S4) for their work. ...
doi:10.1109/eumc.2015.7345778
fatcat:ilxabctnqbakncvu5e7bpvmwne
Reader antenna including resonators for HF RFID detection
2016
2016 Loughborough Antennas & Propagation Conference (LAPC)
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In this article, HF RFID reader antenna including small resonant coil, operating with the magnetic coupling with the reader coil, is reported. ...
The proposed system is used to improve surface and volume of small tag detection. ...
Optimizing RFID detection requires the modification of the reader antenna structure on a multi-loop antenna. ...
doi:10.1109/lapc.2016.7807592
fatcat:ta6vjv5cojhfzclnysykste53u
Definition, Characteristics and Determining Parameters of Antennas in Terms of Synthesizing the Interrogation Zone in RFID Systems
[chapter]
2017
Radio Frequency Identification
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Due to complexity, the problem is reduced to analytical or experimental determination of RFID system operation range and a "trial and error" method is mostly used in the industry practice. ...
They focus on the definition, comprehensive characteristics and determination of the antenna parameters. ...
The prefabricated samples of antennas can operate correctly in the inhomogeneous magnetic field of RFID system and can be matched to any HF RFID chip in both communication and energy aspects. ...
doi:10.5772/intechopen.71378
fatcat:rwx5w5fxindk3khz5oqcwswwce
Antenna array in 3D to improve tracking of small HF RFID tag
2018
IET Microwaves, Antennas & Propagation
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This paper presents an improvement of small RFID tags detection in HF near field, whatever their lateral and angular misalignments, using a complementary sub-coils reader antenna, enhanced by coplanar ...
The key ideas of detection improvement are: (i) modification of B-field vector distribution with the complementary coils above the common edge of consecutive loops; (ii) increase of B-field vector diversity ...
Theoretical study HF RFID systems are based on the magnetic coupling. The current flow in the reader antenna generates a magnetic field. ...
doi:10.1049/iet-map.2017.0540
fatcat:6zrqtbarqrfs5aoxyft4gawk4i
Design of 1cm2 coils for HF RFID instruments tracking with detection range improvement
2017
2017 IEEE International Conference on RFID Technology & Application (RFID-TA)
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The use of such a small RFID tag is almost impossible using a large reader loop of 15x30 cm², as chosen for the tests. ...
This paper concerns an application of magnetic coupling RFID technology at 13.56 MHz (HF band) for tracking devices such as instruments. ...
The constraints of the project are to provide a detection of multiple RFID tags by using anti-collision protocol and to define a volume of detection in which tens of instruments can be routed. ...
doi:10.1109/rfid-ta.2017.8098862
dblp:conf/rfidta/DietBBCAGBL17
fatcat:rji77uz44bhbvjmb3govmbjaku
Factors Affecting the Synthesis of Autonomous Sensors with RFID Interface
2019
Sensors
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as technological aspects of the synthesis process, designing antennas for RFID transponders, determining RFID chip and antenna parameters, creating the interrogation zone IZ, etc. ...
Besides their general characteristics, the operation conditions of modern RFID systems and achievements in autonomous RFID sensor technology are revealed in subsequent sections—they include such issues ...
The funders had no role in the design of the study; in the collection, analyses, or interpretation of data; in the writing of the manuscript, or in the decision to publish the results. ...
doi:10.3390/s19204392
fatcat:xbn7wshhjrfcxgxkkv7lpgi6kq
Development board of the autonomous semi-passive RFID transponder
2016
Bulletin of the Polish Academy of Sciences: Technical Sciences
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The idea of multiband development board designed to support and advance the technique of battery-less autonomous semi-passive RFID transponders is presented in the paper. ...
The presented study should significantly contribute to the RFID technique therefore the authors set up the evaluation process of marketing research and product commercialization. ...
of estimating RFID device parameters (some of problems in RFID technique cannot be solved by using laws known from the classical theory of antennas) [4, 5] , restrictions in users' applications, etc. ...
doi:10.1515/bpasts-2016-0073
fatcat:eybugydjjngftbsamvjcc32pwi
UHF RFID based tracking of logs in the forest industry
2010
2010 IEEE International Conference on RFID (IEEE RFID 2010)
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is maximized. ...
In this study it is concluded that the commercially most viable way to utilize RFID in the forestry supply chain is an open loop system using inexpensive transponders, i.e. the transponders are to be used ...
doi:10.1109/rfid.2010.5467272
fatcat:u7q3kw3goffonec4676amxjay4
Project and Realization of a Wide-Range High-Frequency RFID Gate Allowing Omnidirectional Detection of Transponders
2012
ISRN Communications and Networking
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We describe the study and development of a 2-meter-wide HF RFID gate providing omnidirectional detection of transponders. ...
Common commercial HF RFID gate structures provide a maximum reading range around 150 cm. ...
not appear, and the covering of the operative volume is definitely the worst. ...
doi:10.5402/2012/430684
fatcat:7cjsfujmxzdy5fv7efi52bjyua
Structural Health Monitoring From Sensing to Processing
[chapter]
2019
Advances in Structural Health Monitoring [Working Title]
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This chapter presents an autonomous wireless load sensing recorder development that will enable maintenance operators to make a relevant diagnosis of the suspension system by measuring the load level seen ...
The sensor integrates energy harvesting and RFID communication modules that have been developed for this application. ...
Acknowledgements Work in the project has been done in the EPICE-CORALIE program, a funded project from French CORAC. Project was done in partnership with SAFRAN. ...
doi:10.5772/intechopen.86758
fatcat:jobqy7jvl5aundqdqiralcot4y
Design of a Miniaturized Printed Multi-turn Loop Antenna for Shielding Effectiveness Measurement
2020
IEEE Access
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To verify the feasibility, the proposed antenna is fabricated, and the antenna factor (AF) levels are measured using the three-antenna method from the VLF to HF band. ...
His principal areas of research include electrically small antennas for wireless communications, reader and tag antennas for RFID, on-glass and conformal antennas for vehicles and aircraft, and array antennas ...
To verify the results, the proposed antenna is fabricated, and the AF levels are measured using the three-antenna method [25] from the VLF to HF band. ...
doi:10.1109/access.2020.2980932
fatcat:faxycmxlvnbmvepvgeqtafspp4
Inkjet printing of metal nanoparticles for green UHF RFID tags
2019
Advances in Radio Science
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A dipole antenna with matching loop was designed for the RFID chip EM4325 from EM Microelectronics, which has an integrated temperature sensor, at the frequency of 866 MHz. ...
</strong> UHF RFID tags are nowadays widely and successfully implemented in many distinct applications, but unfortunately the traditional production process and incorrect disposal of such devices have ...
Folded dipole with closed loop Dipole antennas are widely used in UHF RFID. They have a simple single-layer structure fit for label type tags. ...
doi:10.5194/ars-17-119-2019
fatcat:txcmlbgprvenfb26osf5jztqo4
RFID Technology: Perspectives and Technical Considerations of Microstrip Antennas for Multi-Band RFID Reader Operation
[chapter]
2011
Current Trends and Challenges in RFID
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In practice, inductive RFID systems usually use antenna sizes from a few cm to a meter or so, and frequencies of 125/134 KHz (LF) or 13.56 MHz (HF). ...
Here the use of vertical patch increases the antenna volume. But still the gains for the 2.4 and 5.8 GHz bands are between 4.8-6 and 6-8.8 dBi, respectively. ...
communities who are currently interested in maximizing the practice potential of this technology and in minimizing all its potential risks. ...
doi:10.5772/16913
fatcat:powiaclauvexpnzpispmr3bzhm
Exploitation of Transparent Conductive Oxides in the Implementation of a Window-Integrated Wireless Sensor Node
2018
IEEE Sensors Journal
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Antennas for a UHF RFID transponder and the Bluetooth radio of the node are implemented. ...
A radiation efficiency of -9.1 dB was measured for the transparent RFID antenna prototype with the center frequency of 900 MHz. ...
RFID Technologies RFID technologies can be categorized according to their operation frequency into three classes: LF, HF and UHF [10] . ...
doi:10.1109/jsen.2018.2852561
fatcat:toqvo52xinguvlzeuuuac6iwqi
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