TWD153136S - Multi-band antenna - Google Patents

Abstract

[Use of the item] This invention is about a multi-frequency antenna, which is assembled inside an electronic product to achieve the reception and transmission of electromagnetic signals by the electronic product. [Features of the invention] As shown in the attached figure, the multi-frequency antenna of this invention is formed on a printed circuit board, and a rectangular first grounding portion is provided on the left side of the front of the circuit board, and a first extension portion extends to the right from the lower part of the right edge of the first grounding portion. A rectangular first feeding portion is provided on the right side of the first grounding portion in front of the circuit board, and a first radiating portion that first extends downward, then extends to the right, and finally extends upward is connected to the right side of the lower edge of the first feeding portion. A rectangular second grounding portion is provided on the right side of the front of the circuit board, and a second extension portion that extends to the left is connected to the lower part of the left edge of the second grounding portion. A second feeding portion extending transversely and in a long strip is arranged above the left side of the second grounding portion in front of the circuit board, and a second radiating portion extending downward, rightward, upward and leftward is connected to the left side of the lower edge of the second feeding portion.