Antenna module and manufacturing method of display device having the antenna module

Abstract

An antenna module includes multiple frame segments and at least one antenna structure. The antenna structure is connected to the frame segments. The antenna structure is located at a corner of the antenna module and includes at least three branches extending in a first direction, a second direction, and a third direction constituting the corner.

Claims

1. An antenna module disposed in a display device, wherein the antenna module includes: a plurality of frame segments; and at least one antenna structure connected to the frame segments, wherein the antenna structure is located at a corner of the antenna module and includes at least three branches and an upper surface, a first side surface, and a second side surface constituting the corner, the at least three branches including a first branch and a second branch connected to the first branch, the first branch and the second branch being formed by the upper surface, the first side surface, and the second side surface constituting the corner, and the branches extending in a first direction, a second direction, and a third direction defining the corner.

2. The antenna module as described in claim 1, wherein the first direction, the second direction, and the third direction are different from each other.

3. The antenna module as described in claim 1, wherein the material of the antenna module is metal.

4. The antenna module as claimed in claim 1, wherein the first branch extends in the first direction and includes a first surface and a second surface connected together, wherein the first surface is part of the upper surface and the second surface is part of the first side surface, the second branch extends in the second direction and includes a third surface and a fourth surface connected together, wherein the third surface is part of the upper surface and the fourth surface is part of the second side surface.

5. The antenna module as claimed in claim 4, wherein the frame segments include: a first frame segment including a third side; and a second frame segment connecting the first frame segment, wherein the second frame segment includes a fourth side connected to the third side.

6. The antenna module as described in claim 5, wherein the third side of the first frame segment is separated from the first side of the antenna structure by a distance.

7. The antenna module as claimed in claim 5, wherein the fourth side of the first frame segment is separated from the second side of the antenna structure by a distance.

8. The antenna module as claimed in claim 5, wherein the antenna structure further comprises: a feed structure extending from the first branch toward the third side of the first frame segment.

9. The antenna module as claimed in claim 5, wherein the antenna structure further comprises: a ground plane, connected to the second branch and connected to the fourth side of the second frame segment.

10. The antenna module as claimed in claim 5 further includes: a third branch extending from the first side toward the third side in the second direction, wherein the third branch is configured as a high-frequency radiation path.

11. The antenna module as described in claim 10 further includes: a fourth branch connecting the first branch and the third branch and extending in the third direction.

12. The antenna module as claimed in claim 5 further includes: a fifth branch extending from the second side toward the fourth side in the first direction, wherein the fifth branch is configured as a low-frequency radiation path.

13. The antenna module as described in claim 12 further includes: a sixth branch connecting the second branch and the fifth branch and extending in the third direction.

14. A method of manufacturing a display device having an antenna structure, comprising: providing a back plate of the display device; disposing a middle frame on the back plate, wherein the middle frame includes a connected upper surface, a first side surface, and a second side surface; and performing metal processing on the middle frame to form a connected plurality of frame segments and at least one antenna structure, wherein the antenna structure is located at a corner of the middle frame and includes at least three branches, the corner being formed by the upper surface, the first side surface, and the second side surface, the at least three branches including a first branch and a second branch connected to the first branch, the first branch and the second branch being formed by the upper surface, the first side surface, and the second side surface constituting the corner, and the branches extending in three directions defining the corner.

15. The method of manufacturing a display device having an antenna structure as described in claim 14, further comprising: setting a plurality of antenna modules in the frame sections.

16. A method of manufacturing a display device having an antenna structure as described in claim 14, wherein performing metal processing on the mid-frame to form the connected bezel segments and the antenna structure further comprises: partially removing the first side of the mid-frame to form a third side of a first bezel segment of the bezel segments; and partially removing the second side of the mid-frame to form a fourth side of a second bezel segment of the bezel segments.

17. A method of manufacturing a display device having an antenna structure as claimed in claim 16, wherein performing metal processing on the mid-frame to form the connected frame segment and the antenna structure further comprises: partially removing the mid-frame to form the first branch extending along a first direction and the second branch extending along a second direction, wherein the first branch and the second branch are connected.

18. A method of manufacturing a display device having an antenna structure as claimed in claim 17, wherein performing metal processing on the mid-frame to form the connected bezel segment and the antenna structure further comprises: forming a feed structure and extending the feed structure from the first branch toward the third side of the first bezel segment and connecting the third side; and forming a ground plane, wherein the ground plane connects the second branch and is connected to the fourth side of the second bezel segment.

19. A method of manufacturing a display device having an antenna structure as described in claim 18, wherein performing metal processing on the mid-frame to form the connected frame segment and the antenna structure further comprises: forming a third branch extending in the second direction, such that the third branch extends from the first side side toward the third side side in the second direction and is configured as a high-frequency radiation path; and forming a fourth branch extending in the third direction, connecting the first branch and the third branch.

20. A method of manufacturing a display device having an antenna structure as described in claim 19, wherein performing metal processing on the mid-frame to form the connected frame segment and the antenna structure further comprises: forming a fifth branch extending in the first direction, such that the fifth branch extends from the second side toward the fourth side in the first direction and is configured as a low-frequency radiation path; and forming a sixth branch extending in the third direction, connecting the second branch and the fifth branch.

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