Electronic device
An electronic device is provided. The electronic device includes a first antenna unit, a second antenna unit, and a feeding unit. The first antenna unit includes a first phase shifting structure, wherein the first phase shifting structure includes a first pattern. The second antenna unit includes a second phase shifting structure, wherein the second phase shifting structure includes a second pattern. The feeding unit is coupled to the first antenna unit and the second antenna unit, wherein the first pattern is different from the second pattern.
1. An electronic device, comprising:
a first antenna unit comprising a first phase shifting structure with a first pattern;
a second antenna unit comprising a second phase shifting structure with a second pattern; and
a feeding unit coupled to the first antenna unit and the second antenna unit, and comprising a first feeding structure and a second feeding structure, wherein the first pattern is different from the second pattern;
a first substrate;
a first feeding source coupled to the first feeding structure; and
a second feeding source coupled to the second feeding structure;
wherein the first phase shifting structure, the second phase shifting structure, the first feeding structure, and the second feeding structure are disposed on the first substrate;
wherein the feeding unit is disposed on the first substrate, and the first feeding source and the second feeding source are disposed on opposite sides of an identical surface of the first substrate.
2. The electronic device according to claim 1 , wherein the first pattern and the second pattern are different in total length.
3. The electronic device according to claim 1 , wherein the first pattern and the second pattern are different in area.
4. The electronic device according to claim 1 , wherein the first pattern and the second pattern are different in number of folding points.
5. The electronic device according to claim 1 , wherein the feeding unit comprises:
a first feeding structure coupled to the first antenna unit; and
a second feeding structure coupled to the second antenna unit.
6. The electronic device according to claim 5 , wherein the first feeding structure comprises a first folding point, the second feeding structure comprises a second folding point, and the first folding point or the second folding point has an arc-angle structure or a chamfer structure.
7. The electronic device according to claim 5 , wherein a resistivity of the first feeding structure is greater than a resistivity of the second feeding structure.
8. The electronic device according to claim 5 , wherein a thickness of the first feeding structure is greater than a thickness of the second feeding structure.
9. The electronic device according to claim 5 , wherein a width of the first feeding structure is greater than a width of the first phase shifting structure, and a width of the second feeding structure is greater than a width of the second phase shifting structure.
10. The electronic device according to claim 1 , wherein the first antenna unit further comprises a first patch, the second antenna unit further comprises a second patch, and the first patch and the second patch are different in area.
11. The electronic device according to claim 10 , further comprising a second substrate, wherein the first patch, the second patch, and the feeding unit are disposed between the first substrate and the second substrate.
12. The electronic device according to claim 10 , wherein the area of the first patch is greater than the area of the second patch, and the area of the first pattern is greater than the area of the second pattern.
13. The electronic device according to claim 1 , further comprising a spacer at least partially disposed between the first antenna unit and the second antenna unit.
14. The electronic device according to claim 13 , wherein the spacer surrounds the first antenna unit and/or the second antenna unit.
15. An electronic device, comprising:
a first antenna unit comprising a first phase shifting structure with a first pattern;
a second antenna unit comprising a second phase shifting structure with a second pattern; and
a feeding unit coupled to the first antenna unit and the second antenna unit, and comprising a first feeding structure and a second feeding structure, wherein the first pattern is different from the second pattern;
a first substrate; and
a second substrate,
wherein the first antenna unit further comprises a first liquid-crystal layer, the second antenna unit further comprises a second liquid-crystal layer, the first liquid-crystal layer and the second liquid-crystal layer are disposed between the first substrate and the second substrate, and the first liquid-crystal layer and the second liquid-crystal layer are different.
16. The electronic device according to claim 15 , wherein the first liquid-crystal layer and the second liquid-crystal layer are different in thickness.
17. The electronic device according to claim 15 , wherein the first liquid-crystal layer and the second liquid-crystal layer are different in viscosity.
18. The electronic device according to claim 15 , further comprising:
a first spacer disposed in the first liquid-crystal layer; and
a second spacer disposed in the second liquid-crystal layer, wherein the first spacer and the second spacer are different in height.
19. The electronic device according to claim 15 , further comprising an insulating layer disposed between the first substrate and the first liquid-crystal layer, and the second liquid-crystal layer is in direct contact with the first substrate.