IP Library Granted Patent US 10,856,361
Granted Patent B2
US 10,856,361 · App. 16/351,516 · Granted Dec 1, 2020

Plug-in network device

Inventors: George Gang Chen (Fremont, CA); Edward Chee (Milpitas, CA); Gururaj Govindasamy (Milpitas, CA)
Assignee: Extreme Networks, Inc.
H04W88/08H04L69/08H04W84/22
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Quick Facts
Patent No.
US 10,856,361
App. No.
16/351,516
Granted
Dec 1, 2020
Kind
B2
Abstract

A plug-in network device is disclosed. The plug-in network device can be used in association with a network management system and an infrastructure network device. The plug-in network device includes two antenna arrays, one of which is up-facing and one of which is front-facing. The plug-in network device can achieve wireless communication with the infrastructure network device via the up-facing antenna array and provide network services to wireless stations through the front-facing antenna array. The network management system can manage both the infrastructure network device and the plug-in network device.

Claims (41)

1. A system, comprising:

a network management system that includes hardware configured to manage a wireless local area network (WLAN) at a physical location;

an infrastructure network device on the WLAN at the physical location coupled to the network management system; and

a plug-in network device, coupled to the infrastructure network device via a wireless medium, that includes:

an up-facing antenna array;

an infrastructure network device wireless communication interface coupled to the up-facing antenna array;

a front-facing antenna array;

a non-access point (AP) station wireless communication interface coupled to the front-facing antenna array; and

a backbone communication interface coupled to the infrastructure network device wireless communication interface and the non-AP station wireless communication interface, wherein the network management system is configured to allow the plug-in network device access to network services via the infrastructure network device.

2. The system of claim 1 , wherein the network management system is implemented on a cloud-based platform.

3. The system of claim 1 , wherein the network management system includes a plug-in network device onboarding engine.

4. The system of claim 1 , wherein the network management system includes a network security engine.

5. The system of claim 1 , wherein the network management system includes an access control engine.

6. The system of claim 1 , wherein the infrastructure network device includes a wireless access point.

7. The system of claim 1 , wherein the plug-in network device includes a plug-in mesh network device.

8. The system of claim 1 , wherein the plug-in network device is a newly deployed device added to the WLAN.

9. The system of claim 1 , wherein the backbone communication interface is coupled to a wired backbone network.

10. The system of claim 1 , wherein the plug-in network device includes an antenna signal shield disposed between the up-facing antenna array and the front-facing antenna array.

11. The system of claim 1 , wherein the plug-in network device includes a plug-in network device housing and secure coupling brackets operationally connected to the plug-in network device housing.

12. The system of claim 1 , wherein the plug-in network device includes a protocol conversion engine coupled to the infrastructure network device wireless communication interface and the non-AP station wireless communication interface.

13. The system of claim 1 , wherein the plug-in network device includes a network device processing engine coupled to the infrastructure network device wireless communication interface and the non-AP station wireless communication interface.

14. The system of claim 1 , wherein the plug-in network device includes a network device security management engine coupled to the infrastructure network device wireless communication interface and the non-AP station wireless communication interface.

15. The system of claim 1 , wherein the plug-in network device includes a network device portability power control engine coupled to the infrastructure network device wireless communication interface and the non-AP station wireless communication interface.

16. The system of claim 1 , wherein the plug-in network device includes a local output interface coupled to the infrastructure network device wireless communication interface and the non-AP station wireless communication interface.

17. The system of claim 1 , wherein the plug-in network device includes a sensor coupled to the infrastructure network device wireless communication interface and the non-AP station wireless communication interface.

18. The system of claim 1 , wherein the plug-in network device is deployed at a location that is lower in elevation than that of the infrastructure network device.

19. A plug-in network device, comprising:

an up-facing antenna array;

an infrastructure network device wireless communication interface coupled to the up-facing antenna array;

a front-facing antenna array;

a non-access point (AP) station wireless communication interface coupled to the front-facing antenna array;

a backbone communication interface coupled to the infrastructure network device wireless communication interface and the non-AP station wireless communication interface; and

an antenna signal shield disposed between the up-facing antenna array and the front-facing antenna array.

20. A plug-in network device, comprising:

an up-facing antenna array;

an infrastructure network device wireless communication interface coupled to the up-facing antenna array;

a front-facing antenna array;

a non-access point (AP) station wireless communication interface coupled to the front-facing antenna array;

a backbone communication interface coupled to the infrastructure network device wireless communication interface and the non-AP station wireless communication interface;

a plug-in network device housing; and

secure coupling brackets operationally connected to the plug-in network device housing.

Assignments (3)
AMENDED SECURITY AGREEMENT Recorded Aug 18, 2023
From: EXTREME NETWORKS, INC.; AEROHIVE NETWORKS, INC.
To: BANK OF MONTREAL
Reel/Frame 064782/0971 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 26, 2020
From: CHEN, GEORGE GANG; CHEE, EDWARD; GOVINDASAMY, GURURAJ
To: AEROHIVE NETWORKS, INC.
Reel/Frame 054163/0726 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 23, 2020
From: AEROHIVE NETWORKS, INC.
To: EXTREME NETWORKS, INC.
Reel/Frame 052473/0843 →
Continuity (2)
Provisional Application 62641946 · Mar 12, 2018
Related Publication 20200015319A1 · Jan 9, 2020