Double frequency antenna
A dual-frequency antenna and antenna technology, applied to antennas, electrical short antennas, and devices that enable antennas to work in different bands at the same time, can solve the problems of large space occupation, unfavorable volume of portable electronic devices, and development costs, etc., and achieve reduction The effect of development costs
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[0011] figure 2 Shown is the dual-frequency antenna 100 provided by a preferred embodiment of the present invention, which is a planar inverted-F antenna (PlanarInverted-F Antenna, PIFA. The dual-frequency antenna 100 includes an antenna body 10, a ground terminal 20 and a The feed end 30 , the ground end 20 and the feed end 30 are all electrically connected to the antenna body 10 .
[0012] The antenna body 10 can be a flexible printed circuit board (flexible printed circuit, FPC), which includes a matching part 12, a high frequency part 14 and a low frequency part 16, the matching part 12, the high frequency part 14 and the low frequency The parts 16 are all in the shape of a flat sheet, and are completely arranged on the same plane.
[0013] The matching part 12 includes a main body 120, the main body 120 is a rectangular plate, and its opposite ends respectively extend to form a first connection end 122 with a narrower width and a second connection end with a narrower wi...
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