IP Library Granted Patent US 10,186,786
Granted Patent B2
US 10,186,786 · App. 15/809,942 · Granted Jan 22, 2019

Enclosure for radio, parabolic dish antenna, and side lobe shields

Inventors: Brian L. Hinman (Los Gatos, CA); Wayne Miller (Los Altos, CA); Carlos Ramos (San Jose, CA)
Assignee: Mimosa Networks, Inc.
H01Q19/13H01Q1/42H01Q1/526H01Q19/19H01Q19/191H01Q21/00
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Quick Facts
Patent No.
US 10,186,786
App. No.
15/809,942
Granted
Jan 22, 2019
Kind
B2
Abstract

Enclosures for radios, parabolic dish antennas, and side lobe shields are provided herein. A dish antenna includes a parabolic circular reflector bounded by a side lobe shield that extends along a longitudinal axis of the dish antenna in a forward direction forming a front cavity, and a sidewall that extends along the longitudinal axis of the dish antenna in a rearward direction forming a rear cavity.

Claims (20)

1. A dish antenna, comprising:

a parabolic circular reflector bounded by a side lobe shield that extends along a longitudinal axis of the dish antenna in a forward direction forming a front cavity, the side lobe shield being configured to reduce transmission of side lobe radiation, as well as reduce receipt of side lobe radiation emitted by adjacent radiation generating devices; and

a sidewall that extends along the longitudinal axis of the dish antenna in a rearward direction forming a rear cavity.

2. The dish antenna according to claim 1 , wherein the dish antenna is manufactured as a monolithic structure.

3. The dish antenna according to claim 1 , further comprising a radio associated with the dish antenna.

4. The dish antenna according to claim 1 , further comprising a printed circuit board assembly that generates signals that are directed through a wave guide that is disposed in a center of the dish antenna, wherein the printed circuit board assembly is disposed in the rear cavity in such a way that the printed circuit board assembly and the wave guide are placed in close proximity to the parabolic circular reflector.

5. The dish antenna according to claim 4 , wherein the parabolic circular reflector includes an annular mounting ring and the wave guide is received within the annular mounting ring.

6. The dish antenna according to claim 5 , wherein the wave guide is tubular and extends along the longitudinal axis of the dish.

7. The dish antenna according to claim 6 , further comprising a circular dielectric plate configured to mate with the wave guide in such a way that the dielectric plate is spaced apart from an upper surface of the dish antenna.

8. The dish antenna according to claim 7 , further comprising a reflector dish that is disposed on top of the dielectric plate.

9. The dish antenna according to claim 8 , further comprising a radome cover that encloses the reflector dish, dielectric plate, and wave guide within a front cavity of the dish antenna formed by the upper surface of the dish antenna and the side lobe shield, wherein the radome cover mates with the side lobe shield.

10. The dish antenna according to claim 1 , wherein the dish antenna comprises the rear cavity that receives a printed circuit board assembly, the printed circuit board assembly comprising the radio.

11. The dish antenna according to claim 10 , further comprising a back cover that encloses the printed circuit board assembly within the rear cavity.

12. The dish antenna according to claim 11 , further comprising a heat spreader that is coupled to the printed circuit board assembly.

13. The dish antenna according to claim 1 , wherein the front cavity is provided with a metallic coating.

14. The dish antenna according to claim 1 , further comprising a microwave absorbing material that coats an inner surface of the side lobe shield.

15. The dish antenna according to claim 1 , further comprising a series of fins that extend upwardly from the sidewall of the rear cavity along an underside of the parabolic circular reflector.

16. A dish antenna, consisting of:

a parabolic circular reflector bounded by a side lobe shield that extends along a longitudinal axis of the dish antenna in a forward direction forming a front cavity, the side lobe shield being configured to reduce transmission of side lobe radiation, as well as reduce receipt of side lobe radiation emitted by adjacent radiation generating devices; and

a sidewall that extends along the longitudinal axis of the dish antenna in a rearward direction forming a rear cavity, all manufactured as a monolithic structure.

Assignments (8)
RELEASE OF SECURITY INTEREST Recorded Aug 11, 2023
From: DBFIP ANI LLC
To: MIMOSA NETWORKS, INC.
Reel/Frame 064571/0900 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 11, 2023
From: AIRSPAN IP HOLDCO LLC
To: MIMOSA NETWORKS, INC.
Reel/Frame 064673/0601 →
SECURITY INTEREST Recorded Aug 13, 2021
From: AIRSPAN IP HOLDCO LLC
To: DBFIP ANI LLC
Reel/Frame 057183/0733 →
RELEASE OF SECURITY INTEREST Recorded Feb 18, 2021
From: PACIFIC WESTERN BANK, AS AGENT
To: MIMOSA NETWORKS, INC.
Reel/Frame 055326/0285 →
SECURITY INTEREST Recorded Jan 7, 2021
From: AIRSPAN IP HOLDCO LLC
To: DBFIP ANI LLC
Reel/Frame 055472/0384 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 31, 2020
From: AIRSPAN NETWORKS INC.; MIMOSA NETWORKS, INC.
To: AIRSPAN IP HOLDCO LLC
Reel/Frame 054884/0251 →
SECURITY INTEREST Recorded Nov 21, 2018
From: MIMOSA NETWORKS, INC.
To: PACIFIC WESTERN BANK, AS AGENT
Reel/Frame 047564/0485 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 3, 2018
From: HINMAN, BRIAN L.; MILLER, WAYNE; RAMOS, CARLOS
To: MIMOSA NETWORKS, INC.
Reel/Frame 044526/0586 →
Continuity (4)
Continuation 15139225 · Apr 26, 2016
Continuation 14198378 · Mar 5, 2014
Provisional Application 61773757 · Mar 6, 2013
Related Publication 20180083365A1 · Mar 22, 2018
Cited By (1)
US 12,316,014