CN-122000681-A - Antenna, antenna array and electronic equipment

Abstract

The disclosure provides an antenna, an antenna array and electronic equipment, and belongs to the technical field of communication. The antenna comprises a first substrate, a plurality of radiation structures, a first feed structure and a second feed structure, wherein the radiation structures comprise a first balun component, a second balun component and a radiation unit, the first balun component and the second balun component are arranged in a crossing mode and are arranged on the first substrate, the radiation unit is arranged at one end, deviating from the first substrate, of the first balun component and the second balun component, the first feed structure feeds the radiation unit through the first balun component, the second feed structure feeds the radiation unit through the second balun component, and the feed directions of the first feed structure and the second feed structure are different.

Inventors

• WANG SHIHUA
• MA QIANG
• JIA MENGWEN
• QU FENG
• JIN YUNNAN
• DU ZHIHONG

Assignees

• 北京京东方技术开发有限公司
• 京东方科技集团股份有限公司

Dates

Publication Date

20260508

Application Date

20241107

Claims (20)

1. 1. An antenna comprises a first substrate, a plurality of radiating structures, a first feed structure and a second feed structure, wherein, The radiation structure comprises a first balun component, a second balun component and a radiation unit, wherein the first balun component and the second balun component are arranged in a crossing way and are arranged on the first substrate; The first feed structure feeds the radiating element through the first balun component, the second feed structure feeds the radiating element through the second balun component, and the feed directions of the first feed structure and the second feed structure are different.
2. 2. The antenna of claim 1, wherein the first balun assembly comprises a first substrate, a first balun feed line disposed on the first substrate, and a first reference electrode disposed on a side of the first substrate facing away from the first balun feed line layer, wherein the second balun assembly comprises a second substrate, a second balun feed line disposed on the second substrate, and a second reference electrode disposed on a side of the second substrate facing away from the second balun feed line layer, and wherein the first substrate and the second substrate are disposed crosswise.
3. 3. The antenna of claim 2, wherein the first balun feed line is disposed on a first substrate that is bonded to the first substrate, the first reference electrode is disposed on a second substrate that is bonded to the first substrate; The second balun feeder is arranged on a third substrate, the third substrate is attached to the second substrate, the second reference electrode is arranged on a fourth substrate, and the fourth substrate is attached to the second substrate.
4. 4. The antenna according to claim 1, wherein the first balun component and the second balun component are printed circuit boards, wherein a first protective layer and a second protective layer are respectively arranged on two side surfaces of the first balun component, which are opposite to each other in the thickness direction of the first balun component, and a third protective layer and a fourth protective layer are respectively arranged on two side surfaces of the second balun component, which are opposite to each other in the thickness direction of the second balun component.
5. 5. The antenna of claim 4, wherein the materials of the first, second, third, and fourth protective layers each comprise white or green oil.
6. 6. The antenna of any of claims 1-5, wherein the antenna comprises a second substrate, the first feed structure comprises a first power divider disposed on the second substrate, a third reference electrode disposed on a side of the second substrate facing away from the first power divider, the second feed structure comprises a second power divider disposed on the second substrate, a fourth reference electrode disposed on a side of the second substrate facing away from the second power divider, the third reference electrode and the fourth reference electrode electrically connected; The first power divider has a first power supply terminal configured to supply power to the first balun component, and the second power divider has a first power supply terminal configured to supply power to the second balun component.
7. 7. The antenna of claim 6, wherein the second substrate has a plane extending in a direction different from a direction of the plane extending in the first substrate.
8. 8. The antenna of claim 6, wherein the first substrate and the second substrate are common, wherein a first reference electrode of the first balun assembly is connected to the third reference electrode through a first via through the first substrate, and wherein a second reference electrode of the second balun assembly is connected to the third reference electrode through a first via through the first substrate.
9. 9. The antenna of claim 6, wherein the radiating structure further comprises a first transmission line and a second transmission line disposed on the first substrate; One first feed end of the first power divider is connected with a first balun feeder of the first balun component through the first transmission line, and one first feed end of the second power divider is connected with a second balun feeder of the second balun component through the second transmission line.
10. 10. The antenna of claim 9, wherein the first feed end of the first power divider is coupled to the first transmission line by a first connection assembly and the first feed end of the second power divider is coupled to the second transmission line by a second connection assembly.
11. 11. The antenna of claim 9, wherein the first and second transmission lines comprise the conductive mesh structure.
12. 12. The antenna of claim 1, wherein the first and second balun components are arranged crosswise, a first reference electrode of the first balun component being divided into a first sub-reference electrode and a second sub-reference electrode, a second reference electrode of the second balun component being divided into a third sub-reference electrode and a fourth sub-reference electrode; The radiation unit comprises a third substrate, and a first radiation part, a second radiation part, a third radiation part and a fourth radiation part which are arranged on one side of the third substrate, which is far away from the first substrate; The first sub-reference electrode is connected with the first radiation part through a third via penetrating through the third substrate and the first radiation part, the second sub-reference electrode is connected with the second radiation part through a fourth via penetrating through the third substrate and the second radiation part, the third sub-reference electrode is connected with the third radiation part through a fifth via penetrating through the third substrate and the third radiation part, and the fourth sub-reference electrode is connected with the fourth radiation part through a sixth via penetrating through the third substrate and the fourth radiation part.
13. 13. The antenna of claim 12, wherein the first radiating portion, the second radiating portion, the third radiating portion, and the fourth radiating portion each comprise the conductive mesh structure.
14. 14. The antenna of claim 12, wherein the first radiating portion, the second radiating portion, the third radiating portion, and the fourth radiating portion are disposed on a fifth substrate, the fifth substrate being bonded to the third substrate.
15. 15. The antenna of claim 12, wherein orthographic projections of the first radiating portion, the second radiating portion, the third radiating portion, and the fourth radiating portion on the third substrate each comprise a polygon including oppositely disposed first and second sides, oppositely disposed third and fourth sides, and a first connecting edge connecting the first and third sides, a second connecting edge connecting the second and fourth sides; the included angle formed by the first connecting edge and the first side edge, the included angle formed by the first connecting edge and the third side edge, the included angle formed by the second connecting edge and the second side edge and the included angle formed by the second connecting edge and the fourth side edge are all obtuse angles, or The first connecting edge and the second connecting edge are arc edges.
16. 16. An antenna according to claim 1, wherein an isolation assembly is provided between at least some of the adjacently arranged radiating elements.
17. 17. The antenna of claim 1, further comprising a radome, the first substrate, the plurality of radiating structures, the first feed structure, and the second feed structure being disposed within the radome.
18. 18. The antenna of claim 17, wherein the conductive mesh structure comprises a plurality of first and second conductive lines disposed to cross each other, each of the first and second conductive lines having a line width of 2-30 μm, a line spacing of 5-200 μm, and a line thickness of 1-10 μm.
19. 19. An antenna array comprising a plurality of antennas, wherein the antenna elements employ the antennas of any of claims 1-18.
20. 20. An electronic device comprising the antenna array of claim 19.

Description

Antenna, antenna array and electronic equipment Technical Field The disclosure belongs to the technical field of communication, and in particular relates to an antenna, an antenna array and electronic equipment. Background The transparent antenna is used as a novel beautifying antenna, and has excellent natural hiding property due to the high light transmission property. Meanwhile, the transparent antenna is gradually introduced into special application scenes such as vehicle-mounted communication, building signal coverage and the like because the radiation performance of the transparent antenna is not inferior to that of a traditional antenna. Disclosure of Invention The invention aims to at least solve one of the technical problems in the prior art and provides an antenna, an antenna array and electronic equipment. The embodiment of the disclosure provides an antenna, which comprises a first substrate, a plurality of radiation structures, a first feed structure and a second feed structure, wherein, The radiation structure comprises a first balun component, a second balun component and a radiation unit, wherein the first balun component and the second balun component are arranged in a crossing way and are arranged on the first substrate; The first feed structure feeds the radiating element through the first balun component, the second feed structure feeds the radiating element through the second balun component, and the feed directions of the first feed structure and the second feed structure are different. The first balun component comprises a first substrate, a first balun feeder line arranged on the first substrate and a first reference electrode arranged on one side of the first substrate, which is away from the first balun feeder line layer, the second balun component comprises a second substrate, a second balun feeder line arranged on the second substrate and a second reference electrode arranged on one side of the second substrate, which is away from the second balun feeder line layer, and the first substrate and the second substrate are arranged in a crossing manner. The first balun feeder is arranged on a first substrate, and the first substrate is attached to the first substrate; the first reference electrode is arranged on a second substrate, and the second substrate is attached to the first substrate; The second balun feeder is arranged on a third substrate, the third substrate is attached to the second substrate, the second reference electrode is arranged on a fourth substrate, and the fourth substrate is attached to the second substrate. The first balun component and the second balun component are printed circuit boards, a first protective layer and a second protective layer are respectively arranged on two side surfaces of the first balun component, which are arranged oppositely in the thickness direction of the first balun component, and a third protective layer and a fourth protective layer are respectively arranged on two side surfaces of the second balun component, which are arranged oppositely in the thickness direction of the second balun component. Wherein the materials of the first protective layer, the second protective layer, the third protective layer and the fourth protective layer all comprise white oil or green oil. The antenna comprises a second substrate, wherein the first feed structure comprises a first power divider arranged on the second substrate, and a third reference electrode arranged on one side of the second substrate, which is far away from the first power divider, and the second feed structure comprises a second power divider arranged on the second substrate, and a fourth reference electrode arranged on one side of the second substrate, which is far away from the second power divider, and the third reference electrode and the fourth reference electrode are electrically connected; The first power divider has a first power supply terminal configured to supply power to the first balun component, and the second power divider has a first power supply terminal configured to supply power to the second balun component. The extending direction of the plane where the second substrate is located is different from the extending direction of the plane where the first substrate is located. The first substrate and the second substrate are shared, the first reference electrode of the first balun component is connected with the third reference electrode through a first through hole penetrating through the first substrate, and the second reference electrode of the second balun component is connected with the third reference electrode through a first through hole penetrating through the first substrate. Wherein the radiation structure further comprises a first transmission line and a second transmission line which are arranged on the first substrate; One first feed end of the first power divider is connected with a first balun feeder of the first balun component through the first tr