IP Library Granted Patent US 8,611,240
Granted Patent B2
US 8,611,240 · App. 12/946,535 · Granted Dec 17, 2013

Managing wireless communications

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Quick Facts
Patent No.
US 8,611,240
App. No.
12/946,535
Granted
Dec 17, 2013
Kind
B2
Abstract

A wireless network, such as an LTE (“Long-Term Evolution”) network, may be configured to monitor a communications interface to set an inactivity timer that, in turn, sets the operating mode of a communications interface. The operating mode may comprise a time-domain reception pattern of the wireless device. A wireless device may monitor a communications interface that includes at least a first logical channel (for example for a first application) and a second logical channel (for example for a second application). Based on monitoring the communications interface, a first activity state for the first logical channel may be determined. Also, based on monitoring the communications interface, a second activity state (e.g., an activity status) for the second logical channel may be determined. An inactivity timer used by the communications interface may be set to a first value or a second value based on the first and second activity states. The battery life of a wireless device may be preserved by setting an inactivity timer responsive to the manner in which the wireless device is being used.

Claims (57)

1. A method comprising:

monitoring, on a user equipment, a communications interface that includes at least two logical channels;

determining, based on monitoring the communications interface, activity states for each of the at least two logical channels; and

setting a value of a discontinuous reception (DRX) parameter used by the communications interface in response to the activity states of the at least two logical channels, wherein the setting comprises implicitly setting the DRX parameter value without communication with a network.

2. The method of claim 1 , further comprising:

associating a DRX parameter value with each of the at least two logical channels.

3. The method of claim 1 , further comprising:

mapping a combination of the activity states of the at least two logical channels to a DRX parameter value.

4. The method of claim 1 , wherein the at least two logical channels comprise at least two radio bearers.

5. A method of adapting a discontinuous reception (DRX) parameter value, the method comprising:

monitoring a plurality of logical channels associated with a communication between a wireless communication device and a network;

identifying an activity state for two or more logical channels within the plurality of logical channels; and

applying a first value for the DRX parameter based upon identifying a first activity state for the two or more logical channels and applying a second value for the DRX parameter based upon identifying a second activity state for the two or more logical channels, wherein the DRX parameter affects a reception pattern of the wireless communication device.

6. A method of managing a communications interface on a wireless device, the method comprising:

monitoring, on the wireless device, a communications interface that includes at least a first logical channel and a second logical channel;

determining, based on monitoring the communications interface, a first activity state for the first logical channel;

determining, based on monitoring the communications interface, a second activity state for the second logical channel; and

setting a reception pattern parameter used by the communications interface in response to both the first activity state and the second activity state.

7. A user equipment, comprising:

at least one processor configured to:

monitor a communications interface that includes at least two logical channels;

determine, based on monitoring the communications interface, an activity state for each of the at least two logical channels; and

set a value of a discontinuous reception (DRX) parameter used by the communications interface in response to the activity states of the at least two logical channels, wherein the setting comprises implicitly setting the DRX parameter value without communication with a network.

8. A user equipment, comprising:

at least one processor configured to:

monitor a plurality of logical channels associated with a communication between a wireless communication device and a network;

identify an activity state for two or more logical channels within the plurality of logical channels; and

apply a first value for a discontinuous reception (DRX) parameter based upon identifying a first plurality of activity states for the two or more logical channels and applying a second value for the DRX parameter based upon identifying a second plurality of activity states for the two or more logical channels, wherein the DRX parameter affects a reception pattern of the wireless communication device.

9. A method comprising:

monitoring, at a base station, a communications interface that includes at least two logical channels;

determining, based on monitoring the communications interface, activity states for each of the at least two logical channels;

selecting a maximum or minimum discontinuous reception (DRX) parameter value amongst the set of logical channels determined to have an active state; and

setting a value of a DRX parameter used by the communications interface to the selected DRX parameter value.

10. The method of claim 9 , further comprising:

associating a DRX parameter value with each of the at least two logical channels.

11. A method comprising:

monitoring, at a base station, a communications interface that includes at least two logical channels;

determining activity states for each of the at least two logical channels;

selecting an active logical channel having a most stringent latency requirement; and

setting a discontinuous reception (DRX) parameter to a value associated with the latency requirement of the selected active logical channel.

12. The method of claim 9 , wherein each of the at least two logical channels comprise a radio bearer.

13. The method of claim 9 , wherein the setting comprises automatically setting the DRX parameter value without communication with a user equipment.

14. The method of claim 9 , wherein the setting comprises explicitly communicating with a user equipment in order to set the DRX parameter value.

15. A computer-implemented method of managing a communications interface on a base station, the method comprising:

monitoring, on the base station, a communications interface that includes at least a first logical channel for a first application and a second logical channel for a second application;

determining, based on monitoring the communications interface, a first state for the first logical channel;

determining, based on monitoring the communications interface, a second state for the second logical channel;

setting an inactivity timer used by the communications interface to a first value in response to determining that the first state indicates that the first logical channel is active; and

setting the inactivity timer used by the communications interface to a second value in response to determining that the second state indicates that the second logical channel is active and the first logical channel is inactive.

16. The method of claim 15 wherein monitoring the communications interface includes:

detecting an active communication session;

identifying a source for the active communications session; and

associating the source with either the first application or the second application.

17. A wireless network node configured to:

monitor a communications interface that includes at least two logical channels;

determine, based on monitoring the communications interface, activity states for each of the at least two logical channels; and

set a value of a discontinuous reception (DRX) parameter used by the communications interface in response to the activity states of the at least two logical channels, wherein the setting comprises implicitly setting the DRX parameter value without communication with a user equipment.

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 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 →
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 →
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 Mar 7, 2016
From: RESEARCH IN MOTION LIMITED
To: BLACKBERRY LIMITED
Reel/Frame 038025/0078 →
CHANGE OF NAME Recorded Nov 18, 2013
From: RESEARCH IN MOTION LIMITED
To: BLACKBERRY LIMITED
Reel/Frame 031664/0717 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 25, 2011
From: RESEARCH IN MOTION UK LIMITED
To: RESEARCH IN MOTION LIMITED
Reel/Frame 027116/0342 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 29, 2011
From: ANDERSON, NICHOLAS WILLIAM; YOUNG, GORDON PETER; BURBIDGE, RICHARD CHARLES
To: RESEARCH IN MOTION UK LIMITED
Reel/Frame 026036/0759 →