ANTENNA DEVICE AND IC CARD
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United States of America Patent
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Issued Date -
Mar 27, 2025
app pub date -
Sep 17, 2024
filing date -
Sep 17, 2024
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Abstract
An antenna device is an antenna device including a mesh-shaped conductor pattern having a plurality of mesh portions, in which the conductor pattern includes a plurality of first electroconductive lines extending in a first direction and a plurality of second electroconductive lines extending in a second direction intersecting the first direction, an opening and a slit extending from the opening to an edge of the conductor pattern are formed in the conductor pattern as a region where the first electroconductive lines and the second electroconductive lines are not formed, a width of the slit is smaller than a width of the opening, and at least a part of the mesh portions arranged at an edge of the slit is opened to the slit.
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