IP Library › Granted Patent US 11,271,797
Granted Patent B2
US 11,271,797 · App. 16/925,242 · Granted Mar 8, 2022

Cell accessibility prediction and actuation

Inventors: Niharika Yadav (Bangalore, IN); Paluk Goyal (New Delhi, IN); Aritra Sen (Kolkata, IN); Barjinder Kochar (New Delhi, IN); Amos Kao (Overland Park, KS)
Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
H04L41/0636G06N5/04G06N20/20H04W24/04
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Quick Facts
Patent No.
US 11,271,797
App. No.
16/925,242
Granted
Mar 8, 2022
Kind
B2
Abstract

A method for predicting cell accessibility issues for a mobile network. The method includes receiving a set of metrics from the mobile network, processing a set of key performance indicators (KPIs) derived from the set of metrics in an ensemble machine learning model, the ensemble machine learning model including an RRC model, an RACH model, an ERAB model, and an S 1 signaling model to generate at least one cell accessibility degradation prediction and a confidence score, and applying a root cause mapping to the at least one cell accessibility degradation prediction and the confidence score to identify at least one recommended action to correct a correlated cell accessibility issue.

Claims (34)

1. A method for predicting cell accessibility issues for a mobile network, the method comprising:

receiving a set of metrics from the mobile network;

processing a set of key performance indicators (KPIs) derived from the set of metrics in an ensemble machine learning model, the ensemble machine learning model including a radio resource channel (RRC) model, a random access channel (RACH) model, an Evolved Universal Telecommunication Systems (UMTS) Terrestrial Radio Access Network (E-UTRAN) Radio Access Bearer (ERAB) model, and an S1 signaling model to generate at least one cell accessibility degradation prediction and a confidence score; and

applying a root cause mapping to the at least one cell accessibility degradation prediction and the confidence score to identify at least one recommended action to correct a correlated cell accessibility issue.

2. The method of claim 1 , further comprising:

normalizing the received set of metrics including computing moving averages of the set of metrics for multiple preceding time periods.

3. The method of claim 1 , further comprising:

selecting the at least one cell accessibility degradation prediction for the root cause mapping.

4. The method of claim 1 , further comprising:

applying a set of logic rules to the least one recommended action to determine whether to actuate the least one recommended action.

5. The method of claim 4 , wherein the set of logic rules are also applied to parameters including prior recommended actions to determine whether to actuate the least one recommended action.

6. The method of claim 1 , further comprising:

applying the root cause mapping to multiple cell accessibility degradation predictions.

7. A non-transitory machine-readable storage medium that provides instructions that, if executed by a processor, will cause said processor to perform operations comprising:

receiving a set of metrics from a mobile network;

processing a set of key performance indicators (KPIs) derived from the set of metrics in an ensemble machine learning model, the ensemble machine learning model including a radio resource channel (RRC) model, a random access channel (RACH) model, an Evolved Universal Telecommunication Systems (UMTS) Terrestrial Radio Access Network (E-UTRAN) Radio Access Bearer (ERAB) model, and an S1 signaling model to generate at least one cell accessibility degradation prediction and a confidence score; and

applying a root cause mapping to the at least one cell accessibility degradation prediction and the confidence score to identify at least one recommended action to correct a correlated cell accessibility issue.

8. The non-transitory machine-readable storage medium of claim 7 , wherein the operations further comprising:

normalizing the received set of metrics including computing moving averages of the set of metrics for multiple preceding time periods.

9. The non-transitory machine-readable storage medium of claim 7 , wherein the operations further comprising:

selecting the at least one cell accessibility degradation prediction for the root cause mapping.

10. The non-transitory machine-readable storage medium of claim 7 , wherein the operations further comprising:

applying a set of logic rules to the least one recommended action to determine whether to actuate the least one recommended action.

11. The non-transitory machine-readable storage medium of claim 10 , wherein the set of logic rules are also applied to parameters including prior recommended actions to determine whether to actuate the least one recommended action.

12. The non-transitory machine-readable storage medium of claim 7 , wherein the operations further comprising:

applying the root cause mapping to multiple cell accessibility degradation predictions.

13. An electronic device to for predicting cell accessibility issues for a mobile network, the electronic device comprising:

a machine-readable storage medium having stored there in a cell accessibility predictor; and

a processor coupled to the machine-readable storage medium, the processor to execute the cell accessibility predictor, the cell accessibility predictor to receive a set of metrics from the mobile network, process a set of key performance indicators (KPIs) derived from the set of metrics in an ensemble machine learning model, the ensemble machine learning model including a radio resource channel (RRC) model, a random access channel (RACH) model, an Evolved Universal Telecommunication Systems (UMTS) Terrestrial Radio Access Network (E-UTRAN) Radio Access Bearer (ERAB) model, and an S1 signaling model to generate at least one cell accessibility degradation prediction and a confidence score, and apply a root cause mapping to the at least one cell accessibility degradation prediction and the confidence score to identify at least one recommended action to correct a correlated cell accessibility issue.

14. The electronic device of claim 13 , wherein the cell accessibility predictor to further normalize the received set of metrics including computing moving averages of the set of metrics for multiple preceding time periods.

15. The electronic device of claim 13 , wherein the cell accessibility predictor to further select the at least one cell accessibility degradation prediction for the root cause mapping.

16. The electronic device of claim 13 , wherein the cell accessibility predictor to further apply a set of logic rules to the least one recommended action to determine whether to actuate the least one recommended action.

17. The electronic device of claim 16 , wherein the set of logic rules are also applied to parameters including prior recommended actions to determine whether to actuate the least one recommended action.

18. The electronic device of claim 13 , wherein the cell accessibility predictor to further applying the root cause mapping to multiple cell accessibility degradation predictions.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 13, 2020
From: YADAV, NIHARIKA; GOYAL, PALUK; SEN, ARITRA; KOCHAR, BARJINDER; KAO, AMOS
To: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
Reel/Frame 054365/0873 →
Continuity (1)
Related Publication 20220014424A1 · Jan 13, 2022
Cited By (4)
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