Granted Patent B2

US 11,664,600 · App. 17/526,488 · Granted May 30, 2023

Inventors: Bo Wu (Suzhou, CN); Martin L. Zimmerman (Chicago, IL); Björn Lindmark (Sollentuna, SE); Hangsheng Wen (Suzhou, CN); PuLiang Tang (Suzhou, CN); Jian Zhang (Suzhou, CN); Xun Zhang (Suzhou, CN); Ligang Wu (Suzhou, CN); Zhigang Wang (Suzhou, CN); Ruixin Su (Suzhou, CN); Maosheng Liu (Suzhou, CN); Rui An (Suzhou, CN)

Assignee: CommScope Technologies LLC

H01Q9/065H01Q1/405H01Q5/321H01Q19/10H01Q21/30

Abstract

Claims (40)

1. A base station antenna comprising:

a reflector;

a plurality of low-band radiating elements on a surface of the reflector and configured to transmit radio frequency (“RF”) signals in a first frequency band; and

eight vertical columns of high-band radiating elements on the surface of the reflector and configured to transmit RF signals in a second frequency band that is higher than the first frequency band,

wherein a dipole arm of one of the low-band radiating elements overlies one of the high-band radiating elements in a direction that is perpendicular to the surface of the reflector,

wherein the eight vertical columns of high-band radiating elements comprises first, second, third, fourth, fifth, sixth, seventh, and eighth vertical columns of high-band radiating elements that are arranged adjacent to one another in numerical order,

and

wherein a first of the low-band radiating elements is between, in a horizontal direction, the second and third vertical columns of high-band radiating elements, and a second of the low-band radiating elements is between, in the horizontal direction, the sixth and seventh vertical columns of high-band radiating elements.

2. The base station antenna of claim 1 , wherein each of the eight vertical columns of high-band radiating elements comprises an equal quantity of high-band radiating elements.

3. The base station antenna of claim 2 , wherein each of the eight vertical columns of high-band radiating elements comprises sixteen high-band radiating elements.

4. The base station antenna of claim 1 , wherein a feed point of the one of the low-band radiating elements is staggered relative to a feed point of another one of the low-band radiating elements.

5. The base station antenna of claim 1 , wherein the dipole arm of the one of the low-band radiating elements comprises a length equal to about half of a wavelength of the first frequency band, and wherein a feed point of the one of the low-band radiating elements is offset from a feed point of the one of the high-band radiating elements.

6. A base station antenna comprising:

a reflector;

a plurality of low-band radiating elements on a surface of the reflector and configured to transmit radio frequency (“RF”) signals in a first frequency band; and

four vertical columns of high-band radiating elements on the surface of the reflector and configured to transmit RF signals in a second frequency band that is higher than the first frequency band,

wherein the four vertical columns of high-band radiating elements comprises first, second, third, and fourth vertical columns of high-band radiating elements that are arranged adjacent to one another in numerical order,

wherein a first of the low-band radiating elements is between, in a horizontal direction, the second and third vertical columns of high-band radiating elements, and a second of the low-band radiating elements is aligned, in a vertical direction perpendicular to the horizontal direction, with the first or fourth vertical column of high-band radiating elements,

wherein a dipole arm of the one of the low-band radiating elements overlies one of the high-band radiating elements in a direction that is perpendicular to the surface of the reflector, and

wherein the dipole arm of the one of the low-band radiating elements comprises a length equal to about half of a wavelength of the first frequency band.

7. The base station antenna of claim 6 , wherein feed points of a first of the four vertical columns of high-band radiating elements are staggered relative to feed points of a second of the four vertical columns of high-band radiating elements.

8. The base station antenna of claim 6 , wherein each of the four vertical columns of high-band radiating elements is individually fed.

9. The base station antenna of claim 6 , wherein a feed point of the one of the low-band radiating element is offset from a feed point of the one of the high-band radiating elements.

10. A base station antenna comprising:

a reflector;

a plurality of low-band radiating elements on a surface of the reflector and configured to transmit radio frequency (“RF”) signals in a first frequency band;

first, second, third, and fourth vertical columns of high-band radiating elements on the surface of the reflector and configured to transmit RF signals in a second frequency band that is higher than the first frequency band; and

a radome, wherein the low-band radiating elements and the high-band radiating elements are inside the radome,

wherein the low-band radiating elements extend forward from the surface of the reflector toward a front side of the radome,

wherein a first of the low-band radiating elements is aligned, in a vertical direction, with the first vertical column of high-band radiating elements or is between, in a horizontal direction that is perpendicular to the vertical direction, the first and fourth vertical columns of high-band radiating elements,

wherein a feed point of the first of the low-band radiating antenna elements is offset relative to feed points of all of the high-band radiating elements of the first, second, third, and fourth vertical columns,

wherein the second and third vertical columns of high-band radiating elements are between, in the horizontal direction, the first and fourth vertical columns of high-band radiating elements, and

wherein the first of the low-band radiating elements is between and aligned with, in the vertical direction, first and second high-band radiating elements of the first vertical column of high-band radiating elements.

11. The base station antenna of claim 10 , wherein a second of the low-band radiating elements is between, in the horizontal direction, the second and third vertical columns of high-band radiating elements.

12. The base station antenna of claim 10 , wherein the first of the low-band radiating elements is between, in the horizontal direction, the first and fourth vertical columns of high-band radiating elements.

13. The base station antenna of claim 12 , wherein a second of the low-band radiating elements is aligned, in the vertical direction, with the first vertical column of high-band radiating elements.

14. The base station antenna of claim 10 , wherein the first of the low-band radiating elements is between, in the horizontal direction, the second and third vertical columns of high-band radiating elements.

15. The base station antenna of claim 14 , wherein a feed point of the first of the low-band radiating elements is staggered relative to feed points of the second and third vertical columns of high-band radiating elements.

16. The base station antenna of claim 14 , wherein a second of the low-band radiating elements is aligned, in the vertical direction, with the first vertical column of high-band radiating elements.

17. The base station antenna of claim 10 , wherein the first low-band radiating antenna element includes a dipole arm that overlies at least one of the high-band radiating elements having feed point that is offset from the feed point of the first low-band radiating antenna element, and wherein the dipole arm has a length equal to about half a wavelength of the first frequency band.

Assignments (14)

Priority Claims (1)

Continuity (2)

Cited By (3)

US 12,531,337 US 12,537,303 US 12,646,841