Tion, H.K.S. All authors have read and agreed to the published version in the manuscript. Funding: This study was supported by grants from the Korea Institute of Oriental Medicine (grant numbers KSN2013310 and KSN2021310). Institutional Review Board Rucosopasem manganese Epigenetic Reader Domain Statement: Not applicable. Informed Consent Statement: Not applicable. Conflicts of Interest: The authors have declared no conflict of interest.
applied sciencesArticleProgrammable Organic Chipless RFID Tags Inkjet Printed on Paper SubstratesMiquel Moras 1 , Carme Mart ezDomingo 1 , Roger Escud1 , Cristian Herrojo two , Ferran Paredes 2 , Llu Ter 1 , Ferran Mart two and Eloi Ramon 1, Institut de Microelectr ica de Barcelona, IMBCNM (CSIC), 08193 Bellaterra, Spain; [email protected] (M.M.); [email protected] (C.M.D.); roger.escude@imbcnm.csic.es (R.E.); [email protected] (L.T.) CIMITEC, Departament d’Enginyeria Electr ica, Universitat Aut oma de Barcelona, 08193 Bellaterra, Spain; [email protected] (C.H.); [email protected] (F.P.); [email protected] (F.M.) Correspondence: [email protected]: Moras, M.; Mart ezDomingo, C.; Escud R.; Herrojo, C.; Paredes, F.; Ter , L.; Mart , F.; Ramon, E. Programmable Organic Chipless RFID Tags Inkjet Printed on Paper Substrates. Appl. Sci. 2021, 11, 7832. https://doi.org/ ten.3390/app11177832 Academic Editor: Oscar Reinoso Garc Received: 28 July 2021 Accepted: 23 August 2021 Published: 25 AugustAbstract: In this paper, an organic, fully recyclable and ecofriendly 20bit inkjetprinted chipless RFID tag is presented. The tag operates within the near field and is implemented by indicates of chains of resonant elements. The characterization and manufacturing approach in the tag, printed having a few layers of a commercial organic ink on standard paper substrate (DIN A4), are presented, and tag functionality is demonstrated by reading it by signifies of a customdesigned reader. The tags are read by proximity (by means of the close to field), by displacing them more than a resonatorloaded transmission line, and each resonant element (bit) in the tag is interrogated by a harmonic signal tuned towards the resonance frequency. The coupling in between the reader line and also the resonant elements on the tag create and amplitude IACS-010759 In Vitro modulated (AM) signal containing the identification (ID) code of your tag. Search phrases: chipless RFID; organic inks; inkjet printing; printed electronics; safe paper; authentication1. Introduction Paper electronics is usually a broad location of flexible electronics using the focus on paper and cellulosebased components not simply as a substrate, but also as functional layers for electronic devices [1]. Regardless of the high porosity and roughness of paper, its use reduces production fees and finds applications in many electronic devices, for example thin film transistors (TFT), passive electronic elements, energystorage devices, and MEMS [1,5,7,8]. TFTs are one of the most simple, and however, most significant components of modernday electronics [92]. Inkjet printing is often a recognized deposition technology for manufacturing devices within the field of versatile and printed electronics [137]. The technology provides a variety of benefits, for example additive printing method potential, accuracy within the micrometer range, and flexibility with regards to material processing [171]. Resulting from its benefits, the technologies has begun to replace classic metal subtractive etching/lithographic too as sputtering/ebeam evaporation technologies in largearea and versatile substrates [22,23]. Thes.
