IP Library Granted Patent US 11,716,111
Granted Patent B2
US 11,716,111 · App. 17/313,888 · Granted Aug 1, 2023

Communication system and method

Inventors: Carl L. Haas (Walkersville, MD); Padam D. Swar (Clarksburg, MD)
Assignee: WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORPORATION
H04B1/3822H01Q1/3216H01Q1/48
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Quick Facts
Patent No.
US 11,716,111
App. No.
17/313,888
Granted
Aug 1, 2023
Kind
B2
Abstract

A system includes a housing operably coupled with a vehicle system, and a vehicle monitoring system disposed within the housing comprising a wireless communication device including an antenna configured to wirelessly communication data signals. One or more ground radials are electrically coupled with the wireless communication device and conduct the data signals from the wireless communication device. The one or more ground radials form a ground plane of the antenna while the vehicle system is moving and the antenna is wirelessly communicating the data signals.

Claims (30)

1. A system comprising:

a housing configured to be operably coupled with a vehicle system;

a vehicle monitoring device configured to be disposed within the housing, the vehicle monitoring device comprising a wireless communication device including an antenna configured to wirelessly communicate data signals; and

one or more ground radials configured to be electrically coupled with the wireless communication device and extending in one or more directions away from the wireless communication device, the one or more ground radials configured to conduct the data signals from the wireless communication device,

wherein the one or more ground radials are configured to form a ground plane of the antenna while the vehicle system is moving and the antenna is wirelessly communicating the data signals.

2. The system of claim 1 , wherein the housing comprises plural surfaces defining a cavity, wherein the vehicle monitoring device and the one or more ground radials are configured to be disposed within the cavity of the housing.

3. The system of claim 2 , wherein the one or more ground radials includes a flexible ground radial with a shape that is based on a location of the flexible ground radial within the cavity of the housing.

4. The system of claim 2 , wherein the plural surfaces of the housing include rigid surfaces.

5. The system of claim 2 , wherein the antenna of the wireless communication device includes an ultra-high frequency antenna.

6. The system of claim 1 , wherein the vehicle monitoring device is configured to wirelessly communicate with a controller outside of the housing via the wireless communication device.

7. The system of claim 6 , wherein the controller is configured to be disposed off-board the vehicle system.

8. The system of claim 1 , wherein each of the one or more ground radials is configured to extend between a first end operably coupled with the wireless communication device and a second end disposed a distance away from the wireless communication device.

9. The system of claim 8 , wherein at least one of the one or more ground radials includes a rigid portion at a first location between the first and second ends, and a flexible portion at a second location between the first and second ends.

10. The system of claim 8 , wherein at least a portion of at least one of the one or more ground radials is configured to be disposed outside of the housing.

11. The system of claim 8 , wherein at least a portion of at least one of the one or more ground radials is configured to extend within a surface of plural surfaces of the housing.

12. The system of claim 8 , wherein at least one of the one or more ground radials is configured to be disposed within two or more surfaces of plural surfaces of the housing, wherein a first portion of the at least one ground radial is configured to be disposed within a first surface of the plural surfaces of the housing, and a second portion of the at least one ground radial is configured to be disposed within a second surface of the plural surfaces of the housing.

13. The system of claim 1 , further comprising a sleeve configured to be disposed around a portion of the one or more ground radials.

14. The system of claim 1 , wherein the one or more ground radials are configured to change a strength of the data signals.

15. A system comprising:

a housing configured to be operably coupled with a vehicle system, the housing comprising plural surfaces defining a cavity;

a vehicle monitoring device configured to be disposed within the cavity of the housing, the vehicle monitoring device comprising a wireless communication device including an antenna configured to wirelessly communicate data signals with a controller disposed outside of the housing; and

one or more ground radials configured to be disposed within the cavity of the housing, each of the one or more ground radials extending between a first end electrically coupled with the wireless communication device and a second end, the one or more ground radials extending in one or more directions away from the wireless communication device within the housing, the one or more ground radials configured to conduct the data signals between the wireless communication device and the controller,

wherein the one or more ground radials are configured to form a ground plane of the antenna while the vehicle system is moving and the antenna is wirelessly communicating the data signals with the controller.

16. The system of claim 15 , wherein the one or more ground radials include a flexible ground radial with a shape that is based on a location of the flexible ground radial within the cavity.

17. The system of claim 15 , wherein at least one of the one or more ground radials includes a rigid portion at a first location between the first and second ends, and a flexible portion at a second location between the first and second ends.

18. The system of claim 15 , wherein a portion of at least one of the one or more ground radials is configured to be disposed outside of the housing.

19. The system of claim 15 , wherein the antenna of the wireless communication device includes an ultra-high frequency antenna.

20. A method comprising:

wirelessly communicating data signals from an antenna of a wireless communication device of a vehicle monitoring device, the vehicle monitoring device configured to be disposed within a housing operably coupled with a vehicle system, the wireless communication device configured to wirelessly communicate the data signals with a controller disposed outside of the housing; and

forming a ground plane of the antenna with one or more ground radials configured to be electrically coupled with the wireless communication device, the one or more ground radials extending in one or more different directions away from the wireless communication device, wherein the one or more ground radials are configured to form the ground plane of the antenna while the vehicle system is moving and the antenna is wirelessly communicating the data signals.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 6, 2021
From: HAAS, CARL L.; SWAR, PADAM D.
To: WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORPORATION
Reel/Frame 056162/0884 →
Continuity (1)
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