Antenna vibrator and antenna
The embodiments of the present disclosure provide an antenna vibrator and an antenna, and the antenna vibrator includes a radiation board. The radiation board is a polygon, a part of the radiation board bends downward to form a plurality of support portions and a plurality of hollowed holes, and a plurality of corners of the radiation board bend downward to form a plurality of bending angle portions. The support portion serves to support and connect. At the same time, by forming the bending angle portion on the radiation board, isolation of the vibrator is optimized, and after the vibrator is arrayed, a cross-polarization ratio meets a conventional indicator in a case of not adding a boundary condition.
1 . An antenna vibrator, wherein the antenna vibrator comprises: a radiation board, wherein the radiation board is a polygon, parts of the radiation board bend downwards to form a plurality of support portions and a plurality of hollowed holes, and a plurality of corners of the radiation board bend downwards to form a plurality of bending angle portions, the bending angle portions are vertical to the radiation board; and wherein a region between every two adjacent hollowed holes on the radiation board, each respective region bends downwards to form a bending portion and an additional hollowed hole, the additional hollowed hole is provided to be in a trapezoidal shape with a shorter upper line closer to a center of the radiation board and a longer lower line closer to an edge of the radiation board, and a shape of the bending portion corresponds to the additional hollowed hole.
2 . The antenna vibrator according to claim 1 , wherein a height of each bending angle portion is greater than or equal to 0.045 center frequency wavelengths and is less than or equal to 0.105 center frequency wavelengths.
3 . The antenna vibrator according to claim 1 , wherein a side length of the radiation board is greater than or equal to 0.32 center frequency wavelengths and less than or equal to 0.42 center frequency wavelengths; wherein the plurality of hollowed holes comprises four hollowed holes which are uniformly distributed at a diagonal line of the radiation board.
4 . The antenna vibrator according to claim 3 , wherein a diagonal line of the radiation board is vertical to a plane in which each corresponding bending angle portion is located.
5 . The antenna vibrator according to claim 1 , wherein each hollowed hole comprises a main part and a deflection part on the bending angle portion; the main part is a rectangle, and a length of the main part is greater than or equal to 0.09 center frequency wavelengths and is less than or equal to 0.15 center frequency wavelengths.
6 . The antenna vibrator according to claim 1 , wherein each support portion is bent downwards along an inner edge of the hollowed hole.
7 . The antenna vibrator according to claim 1 , wherein a lower end of each support portion is bent to form a connecting portion.
8 . The antenna vibrator according to claim 1 , wherein the height of each support portion is greater than or equal to 0.06 center frequency wavelengths and less than or equal to 0.12 center frequency wavelengths.
9 . The antenna vibrator according to claim 1 , wherein each hollowed hole is rectangular, and a width of the hollowed hole is greater than or equal to 0.025 center frequency wavelengths and is less than or equal to 0.045 center frequency wavelengths.
10 . An antenna, comprising: a feed member; the antenna vibrator according to claim 1 , wherein the antenna vibrator is electrically connected to the feed member through the support portion; and an antenna cover covering the antenna vibrator.
11 . The antenna according to claim 10 , wherein a height of each bending angle portion is greater than or equal to 0.045 center frequency wavelengths and is less than or equal to 0.105 center frequency wavelengths.
12 . The antenna according to claim 10 , wherein a side length of the radiation board is greater than or equal to 0.32 center frequency wavelengths and less than or equal to 0.42 center frequency wavelengths; wherein the plurality of hollowed holes comprises four hollowed holes which are uniformly distributed at a diagonal line of the radiation board.
13 . The antenna according to claim 12 , wherein a diagonal line of the radiation board is vertical to a plane in which the corresponding bending angle portion is located.
14 . The antenna according to claim 10 , wherein each hollowed hole comprises a main part and a deflection part on the bending angle portion; the main part is a rectangle, and a length of the main part is greater than or equal to 0.09 center frequency wavelengths and is less than or equal to 0.15 center frequency wavelengths.
15 . The antenna according to claim 10 , wherein each support portion is bent downwards along an inner edge of the hollowed hole.
16 . The antenna according to claim 10 , wherein a lower end of each support portion is bent to form a connecting portion.
17 . The antenna according to claim 10 , wherein the height of each support portion is greater than or equal to 0.06 center frequency wavelengths and less than or equal to 0.12 center frequency wavelengths.
18 . The antenna according to claim 10 , wherein each hollowed hole is rectangular, and a width of each hollowed hole is greater than or equal to 0.025 center frequency wavelengths and is less than or equal to 0.045 center frequency wavelengths.