Flexible printed circuit board for dual mode antennas, dual mode antenna and user device
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United States of America Patent
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Jul 30, 2019
Grant Date -
Aug 30, 2018
app pub date -
Apr 26, 2018
filing date -
May 31, 2012
priority date (Note) -
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Abstract
A dual mode antenna including: an insulative sheet including a main surface and an opposite main surface; a loop-shaped wireless communication coil formed on the main surface of the insulative sheet; a wireless power transmission coil formed inside the loop-shaped wireless communication coil to be electrically disconnected from the loop-shaped wireless communication coil, and formed on the main surface of the insulative sheet, a pair of wireless communication coil connection terminals electrically connected to both ends of the loop-shaped wireless communication coil, respectively; a pair of wireless power transmission coil connection terminals electrically connected to both ends of the wireless power transmission coil, respectively; and a ferrite sheet formed to contact the opposite main surface of the insulative sheet.
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