Two-sided subminiature RFID (radio frequency identification) tag antenna
An RFID tag, tag antenna technology, applied in the direction of resonant antenna, antenna support/installation device, mid-position feed between antenna endpoints, etc., to achieve ultra-small size, wide operating bandwidth, omnidirectionality, and space reduction.
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[0025] The technical solution of the present invention will be further described below in conjunction with the drawings and specific embodiments of the specification.
[0026] It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.
[0027] Such as figure 1 Shown is a schematic structural diagram of a preferred embodiment of a double-sided ultra-small RFID tag antenna of the present invention. This embodiment includes a PET film substrate 3, an RFID tag chip 1 (Monza 4 chip is used in this embodiment, and the impedance at a working frequency of 915MHz is 11-j143Ω), a dipole-shaped structure 2, a symmetrical paperclip-shaped structure 4 According to different conditions and requirements, the dipole-shaped structure 2 and the symmetrical paperclip-shaped structure 4 can be processed with good conductors such as aluminum foil or silver.
[0028] Such as figure 2 Shown is a schematic ...
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