Methods and systems for implementing and operating multiple-input and multiple-output (MIMO) antennas for radio telecommunications

Patent metadata

Field	Value
Publication number	US-12015213-B2
Application number	US-202318129426-A
Country	US
Kind code	B2
Filing date	Mar 31, 2023
Priority date	Mar 29, 2018
Publication date	Jun 18, 2024
Grant date	Jun 18, 2024

Abstract

Methods and systems for implementing and operating antennas, particularly multiple-input and multiple-output (MIMO) antennas. An example antenna may include a planar dielectric substrate, a primary conductive area on a first surface of the planar dielectric substrate, a first secondary conductive area on the first surface, and a second secondary conductive area, and a ground plane on a second surface, on other side of the planar dielectric substrate. The primary conductive area may have a shape defining a first region of the first surface bounded by at least a portion of the primary conductive area, and a second region that includes a remaining portion of the first surface; a first secondary conductive area on the first surface, wherein the first secondary conductive area lies in the first region of the first surface. The second secondary conductive area may be provided on the first surface, and may lie in the second region.

First claim

What is claimed is:

1. An antenna comprising:
a planar dielectric substrate;
a primary conductive area on a first surface of the planar dielectric substrate, wherein the primary conductive area has a shape defining: a first region of the first surface bounded by at least a portion of the primary conductive area, and a second region comprising a remaining portion of the first surface;
a first secondary conductive area on the first surface, wherein the first secondary conductive area lies in the first region of the first surface;
a second secondary conductive area provided on the first surface, wherein the second secondary conductive area lies in the second region;
a ground plane on a second surface on other side of the planar dielectric substrate; and
a primary stem connected to the primary conductive area;
wherein the first secondary conductive area comprises a secondary stem.

2. The antenna of claim 1 , wherein the first secondary conductive area comprises a first arc on the first surface.

3. The antenna of claim 1 , wherein the second secondary conductive area comprises a second arc on the first surface.

4. The antenna of claim 1 , wherein the primary stem is disposed on the first surface.

5. The antenna of claim 4 , wherein the primary stem lies adjacent to and parallel to a radially aligned edge of the second secondary conductive area.

6. The antenna of claim 1 , wherein the second secondary conductive area comprises a third stem lying parallel to the secondary stem.

7. The antenna of claim 1 , wherein the first secondary conductive area comprises a secondary stem that is separate from the primary conductive area.

8. The antenna of claim 7 , wherein the secondary stem transects a portion of the primary conductive area.

9. The antenna of claim 1 , wherein the first secondary conductive area and the second secondary conductive area are disposed adjacent to edges of different portions of the primary conductive area.

10. An antenna comprising:
a planar dielectric substrate;
a primary conductive area on a first surface of the planar dielectric substrate, wherein the primary conductive area has a shape defining: a first region of the first surface bounded by at least a portion of the primary conductive area, and a second region comprising a remaining portion of the first surface;
a first secondary conductive area on the first surface, wherein the first secondary conductive area lies in the first region of the first surface;
a second secondary conductive area provided on the first surface, wherein the second secondary conductive area lies in the second region;
a ground plane on a second surface on other side of the planar dielectric substrate;
a first signal connection connected to the first secondary conductive area; and
a second signal connection connected to an edge of the primary conductive area adjacent the second secondary conductive area.

11. The antenna of claim 10 , wherein the first secondary conductive area comprises a first arc on the first surface.

12. The antenna of claim 10 , wherein the second secondary conductive area comprises a second arc on the first surface.

13. The antenna of claim 10 , comprising a primary stem connected to the primary conductive area.

14. The antenna of claim 13 , wherein the primary stem is disposed on the first surface.

15. The antenna of claim 14 , wherein the primary stem lies adjacent to and parallel to a radially aligned edge of the second secondary conductive area.

16. The antenna of claim 10 , wherein the first secondary conductive area comprises a secondary stem that is separate from the primary conductive area.

17. The antenna of claim 16 , wherein the secondary stem transects a portion of the primary conductive area.

18. The antenna of claim 10 , wherein the first secondary conductive area and the second secondary conductive area are disposed adjacent to edges of different portions of the primary conductive area.

19. An antenna comprising:
a planar dielectric substrate;
a primary conductive area on a first surface of the planar dielectric substrate, wherein the primary conductive area has a shape defining: a first region of the first surface bounded by at least a portion of the primary conductive area, and a second region comprising a remaining portion of the first surface;
a first secondary conductive area on the first surface, wherein the first secondary conductive area lies in the first region of the first surface;
a second secondary conductive area provided on the first surface, wherein the second secondary conductive area lies in the second region;
a ground plane on a second surface on other side of the planar dielectric substrate;
a first signal connection connected to an edge of the primary conductive area adjacent to the first secondary conductive area; and
a second signal connection connected to the second secondary conductive area.

20. The antenna of claim 19 , wherein the first secondary conductive area comprises a first arc on the first surface.

21. The antenna of claim 19 , wherein the second secondary conductive area comprises a second arc on the first surface.

22. The antenna of claim 19 , comprising a primary stem connected to the primary conductive area.

23. The antenna of claim 22 , wherein the primary stem is disposed on the first surface.

24. The antenna of claim 23 , wherein the primary stem lies adjacent to and parallel to a radially aligned edge of the second secondary conductive area.

25. The antenna of claim 19 , wherein the first secondary conductive area comprises a secondary stem that is separate from the primary conductive area.

26. The antenna of claim 25 , wherein the secondary stem transects a portion of the primary conductive area.

27. The antenna of claim 19 , wherein the first secondary conductive area and the second secondary conductive area are disposed adjacent to edges of different portions of the primary conductive area.

Assignees

• Swisscom Ag

Inventors

• Jamaly Nima

Classifications

• H01Q21/0025

  Modular arrays · CPC title

• H04B7/0413

  MIMO systems · CPC title

• H01Q1/38

  formed by a conductive layer on an insulating support {(patch antennas H01Q9/0407; microstrip dipole antennas H01Q9/065; microstrip slot antennas H01Q13/106; transmission line microstrip antennas H01Q13/206; manufacturing reflecting surfaces using insulating material for supporting the reflecting surface  H01Q15/142)} · CPC title

• H01Q21/0006

  Particular feeding systems · CPC title

• H01Q1/243

  with built-in antennas · CPC title