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Showing 1 to 1 of 1 for “"planar spiral antenna"”.
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Analysis and design of planar slot antennas for RFID applications using characteristic mode theory
… room and reads information from a passive tag antenna. These systems have been implemented in the LF (12 {13 KHz), HF (13 MHz), UHF (860 { 960 MHz) frequency bands. Most RFID tags in the LF and HF use simple loop variants to achieve magnetic coupling between the reader and the tag and have …