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CN-122000667-A - Antenna and electronic equipment

CN122000667ACN 122000667 ACN122000667 ACN 122000667ACN-122000667-A

Abstract

The application provides an antenna and electronic equipment. The antenna comprises a radiator and a feed source, wherein the radiator comprises a main radiation branch and a parasitic branch, the main radiation branch comprises a first main body part and a first coupling part which are connected, the first coupling part comprises a plurality of first sub-coupling parts which are arranged at intervals, a first gap is reserved between every two adjacent first sub-coupling parts, the parasitic branch comprises a second main body part and a second coupling part which are connected, the second coupling part comprises a plurality of second sub-coupling parts which are arranged at intervals, and a second gap is reserved between every two adjacent second sub-coupling parts, the first gap is used for accommodating the second sub-coupling parts, the second gap is used for accommodating the first sub-coupling parts, the first sub-coupling parts and the second sub-coupling parts are arranged at intervals and are sequentially arranged at intervals, and the feed source is electrically connected to the first main body part so as to excite the radiator to support a target frequency band. The antenna provided by the embodiment of the application has better performance when supporting the target frequency band.

Inventors

  • ZHAO WEI
  • JIANG YICHAO

Assignees

  • OPPO广东移动通信有限公司

Dates

Publication Date
20260508
Application Date
20241101

Claims (10)

  1. 1. An antenna, the antenna comprising: a radiator, the radiator comprising: The main radiation branch comprises a first main body part and a first coupling part which are connected, wherein the first coupling part comprises a plurality of first sub-coupling parts which are arranged at intervals, a first gap is reserved between two adjacent first sub-coupling parts, and The parasitic branch comprises a second main body part and a second coupling part which are connected, the second coupling part comprises a plurality of second sub-coupling parts which are arranged at intervals, and a second gap is reserved between every two adjacent second sub-coupling parts; The first gap is used for accommodating the second sub-coupling part, the second gap is used for accommodating the first sub-coupling part, the first sub-coupling part and the second sub-coupling part are arranged at intervals in sequence, and the first sub-coupling part and the second sub-coupling part are coupled; and the feed source is electrically connected to the first main body part to excite the radiator to support a target frequency band.
  2. 2. The antenna of claim 1, wherein a sum of the number of the first sub-coupling portions and the second sub-coupling portions, N 0 , satisfies 6≤N 0 ≤12.
  3. 3. The antenna of claim 2, wherein the width W 1 of the first sub-coupling portion satisfies 0.3mm < W 1 < 0.5mm, and the length L 1 of the first sub-coupling portion satisfies 2mm < L 1 < 5mm; The width W 2 of the second sub-coupling part is more than or equal to 0.3mm and less than or equal to W 2 and less than or equal to 0.5mm, and the length L 2 of the second sub-coupling part is more than or equal to 2mm and less than or equal to L 2 and less than or equal to 5mm.
  4. 4. The antenna according to claim 1 or 2, wherein a gap dimension d between the first sub-coupling portion and the second sub-coupling portion satisfies 0.2 mm≤d≤0.3 mm.
  5. 5. The antenna of claim 3, wherein the radiator has a width W 0 that is 2.5mm 4.0mm or less than W 0 .
  6. 6. The antenna of claim 5, wherein the radiator is an FPC radiator, and the thickness D of the radiator is 0.12 mm≤D≤0.16 mm.
  7. 7. An antenna, the antenna comprising: a radiator, the radiator comprising: the main radiation branch comprises a first main body part and a first coupling part which are connected, wherein the first coupling part is provided with a first end face deviating from the first main body part and a first side face which is bent and connected with the first end face; the parasitic branch comprises a second main body part and a second coupling part which are connected, wherein the second coupling part is provided with a second end face deviating from the second main body part and a second side face which is bent and connected with the first end face; The second side face faces the first side face, the second side face is opposite to the first side face part and is separated by a coupling gap, the first coupling part and the second coupling part are coupled through the coupling gap, and the opposite area of the first side face and the second side face is larger than the smaller area of the first end face and the second end face; and the feed source is electrically connected to the first main body part to excite the radiator to support a target frequency band.
  8. 8. The antenna of claim 7, wherein a spacing d 'between the second side and the first side satisfies 0.2mm < d' < 0.6mm.
  9. 9. The antenna according to claim 7, wherein a length L 'of a facing portion of the first coupling portion and the second coupling portion satisfies 2 mm≤L'. Ltoreq.5 mm; The width W' of the opposite parts of the first coupling part and the second coupling part is more than or equal to 1mm and less than or equal to 3mm.
  10. 10. An electronic device, characterized in that it comprises an antenna according to any of claims 1-6; Or the electronic device comprises an antenna according to any of claims 7-9.

Description

Antenna and electronic equipment Technical Field The present application relates to the field of communications technologies, and in particular, to an antenna and an electronic device. Background With the development of technology, electronic devices such as mobile phones with communication functions have become more and more popular and more powerful. Antennas are often included in electronic devices to enable communication functions of the electronic devices. However, the performance of the antenna in the electronic device in the related art is not good enough, and there is room for improvement. Disclosure of Invention In a first aspect, the present application provides an antenna comprising: a radiator, the radiator comprising: The main radiation branch comprises a first main body part and a first coupling part which are connected, wherein the first coupling part comprises a plurality of first sub-coupling parts which are arranged at intervals, a first gap is reserved between two adjacent first sub-coupling parts, and The parasitic branch comprises a second main body part and a second coupling part which are connected, the second coupling part comprises a plurality of second sub-coupling parts which are arranged at intervals, and a second gap is reserved between every two adjacent second sub-coupling parts; The first gap is used for accommodating the second sub-coupling part, the second gap is used for accommodating the first sub-coupling part, the first sub-coupling part and the second sub-coupling part are arranged at intervals in sequence, and the first sub-coupling part and the second sub-coupling part are coupled; and the feed source is electrically connected to the first main body part to excite the radiator to support a target frequency band. In a second aspect, embodiments of the present application provide an antenna, including: a radiator, the radiator comprising: the main radiation branch comprises a first main body part and a first coupling part which are connected, wherein the first coupling part is provided with a first end face deviating from the first main body part and a first side face which is bent and connected with the first end face; the parasitic branch comprises a second main body part and a second coupling part which are connected, wherein the second coupling part is provided with a second end face deviating from the second main body part and a second side face which is bent and connected with the first end face; The second side face faces the first side face, the second side face is opposite to the first side face part and is separated by a coupling gap, the first coupling part and the second coupling part are coupled through the coupling gap, and the opposite area of the first side face and the second side face is larger than the smaller area of the first end face and the second end face; and the feed source is electrically connected to the first main body part to excite the radiator to support a target frequency band. In a third aspect, an embodiment of the present application provides an electronic device, where the electronic device includes an antenna according to the first aspect; or the electronic device comprises an antenna as described in the second aspect. In summary, the embodiment of the application provides an antenna, wherein a first coupling part of a main radiating branch comprises a plurality of first sub-coupling parts which are arranged at intervals, a first gap is formed between every two adjacent first sub-coupling parts, a second coupling part of a parasitic branch comprises a plurality of second sub-coupling parts which are arranged at intervals, a second gap is formed between every two adjacent second sub-coupling parts, the first gap is used for accommodating the second sub-coupling parts, and the second gap is used for accommodating the first sub-coupling parts, so that a larger coupling area is formed between the first coupling parts and the second coupling parts, and further, the coupling capacitance between the first coupling parts and the second coupling parts is larger, so that the coupling effect between the parasitic branch and the main radiating branch is better, and the antenna has better performance when supporting a target frequency band. Drawings In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art. Fig. 1 is a schematic diagram of an antenna according to an embodiment of the present application; FIG. 2 is an enlarged schematic view of the portion I of FIG. 1; FIG. 3 is a schematic view of the primary radiating branch of FIG. 2; FIG. 4 is a schematic view of the parasit