IP Library Granted Patent US 9,615,383
Granted Patent B2
US 9,615,383 · App. 13/045,658 · Granted Apr 4, 2017

Negotiation of quality of service (QoS) information for network management traffic in a wireless local area network (WLAN)

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Quick Facts
Patent No.
US 9,615,383
App. No.
13/045,658
Granted
Apr 4, 2017
Kind
B2
Abstract

An access point advertises a management frame quality of service (MFQ) policy that defines an access category used for transmitting a first type of management frame. Each mobile station associated with the access point is to prioritize transmission of management frames according to the MFQ policy advertised by the access point, unless a policy configuration request for the mobile station to prioritize transmission of management frames according to a different MFQ policy has been accepted.

Claims (34)

1. A method for a wireless station, the method comprising:

transmitting a management frame quality of service (MFQ) policy configuration request to an access point, the request requesting a change in a MFQ policy used to transmit management frames between the wireless station and the access point;

receiving, from the access point, a MFQ policy configuration response, wherein the MFQ policy configuration response includes a MFQ policy element and a status code, and wherein the status code indicates whether the access point has accepted or rejected the change in the MFQ policy;

transmitting any subsequent management frames to the access point in accordance with the change to the MFQ policy in response to the status code indicating that the access point has accepted the change in the MFQ policy; and

transmitting management frames to the access point in accordance with a previously configured MFQ policy in response to the status code indicating that the access point has rejected the change in the MFQ policy.

2. The method as claimed in claim 1 , wherein the MFQ policy configuration request includes a MFQ policy element indicative of the requested change.

3. The method as claimed in claim 1 , wherein the MFQ policy configuration response is received in response to the MFQ policy configuration request.

4. The method as claimed in claim 3 , further comprising:

transmitting, to the access point, a second MFQ policy configuration request to request a second change.

5. The method as claimed in claim 4 , wherein the second MFQ policy configuration request is different from the first MFQ policy configuration request.

6. The method as claimed in claim 4 , wherein the second MFQ policy configuration request is the same as the first MFQ policy configuration request.

7. A method for an access point, the method comprising:

receiving, from a wireless station, a management frame quality of service (MFQ) policy configuration request requesting a change in a MFQ policy used to transmit management frames between the wireless station and the access point;

transmitting, by the access point a MFQ policy configuration response, wherein the MFQ policy configuration response includes a MFQ policy element and a status code, wherein the status code indicates whether the access point has accepted or rejected the change in the MFQ policy;

receiving any subsequent management frames from the wireless station transmitted in accordance with the change to the MFQ policy when the status code indicates that the access point has accepted the change in the MFQ policy; and

receiving management frames from the wireless station transmitted in accordance with a previously configured MFQ policy when the status code indicates that the access point has rejected the change in the MFQ policy.

8. The method as claimed in claim 7 , wherein the MFQ policy configuration request includes a MFQ policy element indicative of the requested change.

9. The method as claimed in claim 7 , wherein the MFQ policy configuration response is transmitted in response to the MFQ policy configuration request.

10. A wireless station comprising:

a processor configured to:

transmit a management frame quality of service (MFQ) policy configuration request to an access point, the request requesting a change in a MFQ policy used to transmit management frames between the wireless station and the access point;

receive, from the access point, a MFQ policy configuration response, wherein the MFQ policy configuration response includes a MFQ policy element and a status code, wherein the status code indicates whether the access point has accepted or rejected the change in the MFQ policy;

transmit any subsequent management frames to the access point in accordance with the change to the MFQ policy in response to the status code indicating that the access point has accepted the change in the MFQ policy; and

transmit management frames to the access point in accordance with a previously configured MFQ policy in response to the status code indicating that the access point has rejected the change in the MFQ policy.

11. The wireless station as claimed in claim 10 , wherein the MFQ policy configuration request includes a MFQ policy element indicative of the requested change.

12. The wireless station as claimed in claim 10 , wherein the MFQ policy configuration response is received in response to the MFQ policy configuration request.

13. An access point comprising:

a processor configured to:

receive, from a wireless station, a management frame quality of service (MFQ) policy configuration request requesting a change in a MFQ policy used to transmit management frames between the wireless station and the access point;

transmit, by the access point, a MFQ policy configuration response, wherein the MFQ policy configuration response includes a MFQ policy element and a status, wherein the status code indicates whether the access point has accepted or rejected the change in the MFQ policy;

receive any subsequent management frames from the wireless station transmitted in accordance with the change to the MFQ policy when the status code indicates that the access point has accepted the change in the MFQ policy; and

receive management frames from the wireless station transmitted in accordance with a previously configured MFQ policy when the status code indicates that the access point has rejected the change in the MFQ policy.

14. The access point as claimed in claim 13 , wherein the MFQ policy configuration request includes a MFQ policy element indicative of the requested change.

15. The access point as claimed in claim 13 , wherein the MFQ policy configuration response is transmitted in response to the MFQ policy configuration request.

Assignments (10)
CORRECTIVE ASSIGNMENT TO CORRECT THE ADDED PATENT NUMBER TO REMOVE PATENT NO. 8,873,407 AT PREVIOUSLY RECORDED ON REEL 64066 FRAME 1. ASSIGNOR(S) HEREBY CONFIRMS THE NUNC PRO TUNC ASSIGNMENT EFFECTIVE DATE MARCH 20, 2023. Recorded Feb 2, 2026
From: BLACKBERRY LIMITED
To: MALIKIE INNOVATIONS LIMITED
Reel/Frame 074921/0001 →
CORRECTIVE ASSIGNMENT TO CORRECT THE COVER SHEET AT PAGE 50 TO REMOVE 12817157 PREVIOUSLY RECORDED ON REEL 063471 FRAME 0474. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT. Recorded Sep 5, 2023
From: BLACKBERRY LIMITED
To: OT PATENT ESCROW, LLC
Reel/Frame 064806/0669 →
CORRECTIVE ASSIGNMENT TO CORRECT 12817157 APPLICATION NUMBER PREVIOUSLY RECORDED AT REEL: 064015 FRAME: 0001. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT. Recorded Sep 5, 2023
From: OT PATENT ESCROW, LLC
To: MALIKIE INNOVATIONS LIMITED
Reel/Frame 064807/0001 →
NUNC PRO TUNC ASSIGNMENT Recorded Jun 19, 2023
From: BLACKBERRY LIMITED
To: MALIKIE INNOVATIONS LIMITED
Reel/Frame 064066/0001 →
NUNC PRO TUNC ASSIGNMENT Recorded Jun 16, 2023
From: OT PATENT ESCROW, LLC
To: MALIKIE INNOVATIONS LIMITED
Reel/Frame 064015/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 27, 2023
From: BLACKBERRY LIMITED
To: OT PATENT ESCROW, LLC
Reel/Frame 063471/0474 →
CHANGE OF NAME Recorded Oct 24, 2014
From: RESEARCH IN MOTION LIMITED
To: BLACKBERRY LIMITED
Reel/Frame 034046/0684 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 25, 2011
From: RESEARCH IN MOTION UK LIMITED
To: RESEARCH IN MOTION LIMITED
Reel/Frame 026337/0151 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 22, 2011
From: MCCANN, STEPHEN
To: RESEARCH IN MOTION UK LIMITED
Reel/Frame 025997/0864 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 22, 2011
From: MONTEMURRO, MICHAEL PETER
To: RESEARCH IN MOTION LIMITED
Reel/Frame 025998/0428 →