IP Library › Granted Patent US 11,452,010
Granted Patent B2
US 11,452,010 · App. 17/095,566 · Granted Sep 20, 2022

Methods, systems, and devices for call session management via dynamic control of dual connectivity in a network

Inventors: Daniel Vivanco (Ashburn, VA); David Ross Beppler (Duluth, GA); Slawomir Mikolaj Stawiarski (Carpentersville, IL)
Assignees: AT&T Intellectual Property I, L.P.; AT&T Technical Services Company, Inc.
H04W36/0069H04W36/0022H04W36/38H04W88/06
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Quick Facts
Patent No.
US 11,452,010
App. No.
17/095,566
Granted
Sep 20, 2022
Kind
B2
Abstract

Aspects of the subject disclosure may include, for example, obtaining data relating to a user equipment, where the user equipment is communicatively coupled to a first network node, and where the first network node employs a first radio access technology, determining whether there is an initiation of a call session for the user equipment to be facilitated by the first network node, determining, according to the data relating to the user equipment and responsive to determining that there is an initiation of a call session, a probability that the call session will become disconnected, and controlling connectivity between the user equipment and a second network node based on the probability that the call session will become disconnected, wherein the second network node employs a second radio access technology. Other embodiments are disclosed.

Claims (34)

1. A device, comprising:

a processing system including a processor; and

a memory that stores executable instructions that, when executed by the processing system, facilitate performance of operations, the operations comprising:

obtaining data relating to a user equipment, wherein the user equipment is communicatively coupled to a first network node, wherein the first network node employs a first radio access technology, and wherein the data relating to the user equipment includes information regarding a transmit (Tx) power of the user equipment relative to the first network node;

determining whether there is an initiation of a call session for the user equipment to be facilitated by the first network node;

determining, according to the data relating to the user equipment and responsive to determining that there is an initiation of a call session for the user equipment to be facilitated by the first network node, a probability that the call session will be interrupted, wherein the determining the probability that the call session will be interrupted is based on the Tx power of the user equipment relative to the first network node; and

controlling connectivity between the user equipment and a second network node based on the probability that the call session will be interrupted, wherein the second network node employs a second radio access technology.

2. The device of claim 1 , wherein the call session comprises a voice call session or a video call session.

3. The device of claim 1 , wherein the data relating to the user equipment includes information regarding a Tx power of the user equipment relative to the second network node, and wherein the determining the probability that the call session will be interrupted is based on the Tx power of the user equipment relative to the second network node.

4. The device of claim 1 , wherein the data relating to the user equipment includes information regarding a network resource demand of the user equipment, and wherein the determining the probability that the call session will be interrupted is based on the network resource demand of the user equipment.

5. The device of claim 1 , wherein the data relating to the user equipment includes information regarding a signal strength of the first network node relative to the user equipment, and wherein the determining the probability that the call session will be interrupted is based on the signal strength of the first network node relative to the user equipment.

6. The device of claim 1 , wherein the data relating to the user equipment includes information regarding a distance between the user equipment and the first network node, and wherein the determining the probability that the call session will be interrupted is based on the distance between the user equipment and the first network node.

7. The device of claim 1 , wherein the determining the probability that the call session will be interrupted comprises determining that a value of an information item in the data relating to the user equipment satisfies a threshold.

8. The device of claim 1 , wherein the controlling the connectivity between the user equipment and the second network node comprises one of deactivating a dual connectivity mode of a network for the user equipment, preventing establishment of the dual connectivity mode of the network for the user equipment, maintaining the dual connectivity mode of the network for the user equipment, permitting establishment of the dual connectivity mode of the network for the user equipment, or a combination thereof.

9. The device of claim 1 , wherein the determining whether there is an initiation of a call session for the user equipment to be facilitated by the first network node comprises determining whether there is an initiation of a voice over Long Term Evolution (LTE) call for the user equipment.

10. A non-transitory machine-readable storage device, comprising executable instructions that, when executed by a processing system including a processor, facilitate performance of operations comprising:

receiving data relating to a user equipment, wherein the user equipment is communicatively coupled to a first network node, wherein the first network node employs a first radio access technology, and wherein the data relating to the user equipment includes information regarding a transmit (Tx) power of the user equipment relative to a second network node;

determining that there is an ongoing call session at the user equipment facilitated by the first network node;

determining, according to the data relating to the user equipment and responsive to the determining that there is an ongoing call session at the user equipment facilitated by the first network node, a probability that a quality of the ongoing call session will become impaired, wherein the determining the probability that the quality of the ongoing call session will become impaired is based on the Tx power of the user equipment relative to the second network node; and

controlling connectivity between the user equipment and the second network node based on the probability that the quality of the ongoing call session will become impaired, wherein the second network node employs a second radio access technology.

11. The non-transitory machine-readable storage device of claim 10 , wherein the data relating to the user equipment includes information regarding a Tx power of the user equipment relative to the first network node, and wherein the determining the probability that the quality of the ongoing call session will become impaired is based on the Tx power of the user equipment relative to the first network node.

12. The non-transitory machine-readable storage device of claim 10 , wherein the ongoing call session comprises a voice call session or a video call session.

13. The non-transitory machine-readable storage device of claim 10 , wherein the data relating to the user equipment includes information regarding a network resource demand of the user equipment, and wherein the determining the probability that the quality of the ongoing call session will become impaired is based on the network resource demand of the user equipment.

14. The non-transitory machine-readable storage device of claim 10 , wherein the data relating to the user equipment includes information regarding a signal strength of the first network node relative to the user equipment, and wherein the determining the probability that the quality of the ongoing call session will become impaired is based on the signal strength of the first network node relative to the user equipment.

15. The non-transitory machine-readable storage device of claim 10 , wherein the controlling the connectivity between the user equipment and the second network node comprises one of deactivating a dual connectivity mode of a network for the user equipment, preventing establishment of the dual connectivity mode of the network for the user equipment, maintaining the dual connectivity mode of the network for the user equipment, permitting establishment of the dual connectivity mode of the network for the user equipment, or a combination thereof.

16. A method, comprising:

obtaining, by a processing system including a processor, data relating to a user equipment, wherein the user equipment is communicatively coupled to a first network node of a network and to a second network node of the network, wherein the first network node employs a first radio access technology, wherein the second network node employs a second radio access technology, and wherein the data relating to the user equipment includes information regarding a speed of movement of the user equipment;

determining, by the processing system, whether there is an initiation of a call session for the user equipment to be facilitated by the first network node;

determining, by the processing system, according to the data relating to the user equipment and responsive to determining that there is an initiation of a call session for the user equipment to be facilitated by the first network node, that a probability of the call session becoming disconnected satisfies a threshold, wherein the determining that the probability of the call session becoming disconnected satisfies the threshold is based on the information regarding the speed of movement of the user equipment; and

maintaining, by the processing system, connectivity between the user equipment and the second network node responsive to the determining that the probability of the call session becoming disconnected satisfies the threshold.

17. The method of claim 16 , wherein the determining that the probability of the call session becoming disconnected satisfies the threshold comprises determining that the probability of the call session becoming disconnected is less than or equal to the threshold.

18. The method of claim 16 , wherein the maintaining the connectivity between the user equipment and the second network node comprises maintaining a dual connectivity mode of the network for the user equipment.

19. The method of claim 16 , wherein the call session comprises a voice call session or a video call session.

20. The method of claim 16 , wherein the data relating to the user equipment includes information regarding a transmit (Tx) power of the user equipment relative to the first network node or the second network node, and wherein the determining that the probability of the call session becoming disconnected satisfies the threshold is based on the information regarding the Tx power of the user equipment relative to the first network node or the second network node.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 19, 2020
From: VIVANCO, DANIEL
To: AT&T TECHNICAL SERVICES COMPANY, INC.
Reel/Frame 054417/0475 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 19, 2020
From: BEPPLER, DAVID ROSS; STAWIARSKI, SLAWOMIR MIKOLAJ
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 054417/0491 →
Continuity (1)
Related Publication 20220150769A1 · May 12, 2022