Portable Generator Dispatch for Cell Site Restoration Prediction

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Solution Overview

Problem

Cellular network operators face inefficiencies in deciding whether to deploy portable generators during power outages due to a lack of accurate and timely information about power restoration times, leading to unnecessary deployments and difficulty in prioritizing investments for backup power solutions.

Innovation Solution

A machine learning model is used to estimate the time of power restoration at cell sites by analyzing historical data, utility company information, and environmental factors, coupled with a decision engine to determine the need for dispatching portable generators based on these estimates.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If portable generators are deployed during power outages based on conventional practices, then cellular network coverage is maintained, but unnecessary deployments occur leading to resource waste

Engineering Contradiction:
Improvecellular network coverageVSAvoidresource waste
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

The system performs preliminary actions by proactively identifying high-risk cell sites through machine learning analysis of historical data, environmental factors, and utility information before outages occur. This allows operators to pre-position generators and resources at identified risk locations, ensuring immediate deployment capability while avoiding unnecessary deployments at low-risk sites.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements feedback mechanisms by continuously monitoring outage data, generator performance, and environmental conditions. This feedback loop refines the machine learning models over time, improving prediction accuracy for outage duration and severity, which enables more precise deployment decisions and reduces unnecessary generator deployments.

Inventive Principle:
Principle #23Feedback

2Reliability

If portable generators are deployed without accurate outage duration information, then network coverage is maintained, but decision-making efficiency deteriorates

Engineering Contradiction:
Improvenetwork coverageVSAvoiddecision-making time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary risk assessment and outage duration prediction before actual outages occur using machine learning models trained on historical data. This preliminary analysis identifies which cell sites are most likely to experience extended outages, allowing operators to make informed deployment decisions quickly when outages actually occur.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system replaces manual decision-making processes with an automated machine learning-based prediction system. The ML models automatically analyze multiple data sources and generate outage duration estimates, eliminating the need for operators to manually assess each potential outage scenario and significantly reducing decision-making time.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Ease of operation

If conventional outage response methods are used, then operators can respond to power outages, but accuracy of restoration time estimation deteriorates

Engineering Contradiction:
Improveoutage response capabilityVSAvoidrestoration time estimation
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The system uses a universal machine learning framework that processes multiple types of data (historical outage data, environmental factors, utility company information) through a single predictive model. This multi-functional approach enables accurate restoration time estimation across diverse outage scenarios and locations while maintaining ease of operation through automated processing.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system replaces manual estimation methods with machine learning-based prediction. The ML models automatically analyze complex patterns in historical and real-time data to generate accurate restoration time estimates, eliminating the imprecision of human judgment while maintaining operational simplicity through automated workflows.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

4Measurement precision

If more data is collected for outage prediction, then estimation accuracy improves, but system complexity increases

Engineering Contradiction:
Improveoutage prediction accuracyVSAvoiddata processing system
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system employs a universal machine learning platform that handles multiple data types (historical outage data, environmental conditions, utility information) through a single integrated model. This multi-functional approach improves prediction accuracy by leveraging diverse data sources while managing system complexity through unified processing architecture.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The machine learning system performs self-service by automatically collecting, processing, and analyzing multiple data sources without requiring manual intervention. The system self-manages the complexity of integrating diverse data types and automatically generates predictions, improving accuracy while containing operational complexity.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20250267481A1Portable generator dispatch recommendation engine
Publication Date: 2025.08.21 AT&T INTELLECTUAL PROPERTY I L P
  • US20250267481A1 patent drawing
  • US20250267481A1 patent drawing
  • US20250267481A1 patent drawing

AI summary

Aspects of the subject disclosure may include, for example, detecting an interruption of a supply of operating power to a cell site of a cellular communication network, estimating an estimated time to restoration (ETR) of the supply of operating power to the cell site, wherein the estimating is based on information of an operator of the cellular communication network, determining, based in part on the ETR, to dispatch a portable generator to the cell site to provide a new supply of operating power to the cell site, and initiating a communication to dispatch the portable generator. Other embodiments are disclosed.