Emergency Test Call Routing via Automated PSAP Handling

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Solution Overview

Problem

Existing emergency communication testing systems often route test communications to operators who are occupied with real emergencies, leading to inefficiencies and potential misrouting, which can affect the accuracy of test results and divert resources from actual emergency services.

Innovation Solution

A system is implemented where an identifier for test communications is added to emergency services, allowing network nodes to label these communications, routing them directly to an automated testing system without operator interaction, ensuring they are processed efficiently and accurately.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If test communications are routed to PSAP operators, then testing can be performed, but operators are diverted from real emergencies and testing accuracy is compromised

Engineering Contradiction:
Improvetesting accuracyVSAvoidoperator availability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system segments communications into two distinct categories: test communications and real emergency communications. Test communications are identified by a specific identifier (e.g., MSISDN number) and routed to an automated testing system, while real emergencies are routed to operators. This segmentation eliminates the conflict between testing and operator availability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

An automated testing system acts as an intermediary between the PSAP and the test communications. This intermediary receives, processes, and evaluates test communications automatically, preventing them from reaching operators and ensuring testing accuracy without compromising operator availability for real emergencies.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If manual routing of test communications is used, then flexibility in handling is maintained, but resource efficiency decreases and operator time is wasted

Engineering Contradiction:
Improverouting flexibilityVSAvoidresource efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The system implements self-service routing where test communications automatically identify themselves through a predefined identifier and are self-routed to the automated testing system without requiring operator intervention. This maintains routing flexibility through configurable identifiers while dramatically improving resource efficiency by eliminating manual handling.

Inventive Principle:
Principle #25Self-service

3Manufacturing precision

If test communications are handled by operators, then comprehensive testing can be performed, but response time for real emergencies increases

Engineering Contradiction:
Improvetesting thoroughnessVSAvoidemergency response time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The system extracts test communications from the general emergency communication stream by identifying them through a specific identifier. These extracted test communications are then handled exclusively by the automated testing system, preventing any time loss for operators while maintaining comprehensive testing capabilities through automated evaluation.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS20250386398A1Techniques for improved emergency test communication routing
Publication Date: 2025.12.18 T MOBILE US INC
  • US20250386398A1 patent drawing
  • US20250386398A1 patent drawing
  • US20250386398A1 patent drawing

AI summary

Techniques are described herein for providing improved routing of test emergency communications. Such techniques may comprise receiving, from a user equipment (UE), an emergency communication and identifying, based on information about the UE, a public service access point (PSAP) device to which the emergency communication should be routed. The techniques may further comprise determining that the emergency communication is a test communication, updating the emergency communication to include an indication that the emergency communication is a test communication, and forwarding the updated emergency communication to the PSAP device.