Flexible printed circuit board for dual mode antennas, dual mode antenna and user device
First Claim
1. A dual mode antenna comprising:
- 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,wherein the ferrite sheet comprises;
a first ferrite sheet formed to be in contact with a position opposite to the loop-shaped wireless communication coil on the insulative sheet; and
a second ferrite sheet formed to be in contact with a position opposite to the wireless power transmission coil on the insulative sheet.
1 Assignment
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Accused Products
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.
11 Citations
10 Claims
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1. A dual mode antenna comprising:
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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, wherein the ferrite sheet comprises; a first ferrite sheet formed to be in contact with a position opposite to the loop-shaped wireless communication coil on the insulative sheet; and a second ferrite sheet formed to be in contact with a position opposite to the wireless power transmission coil on the insulative sheet. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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Specification