Dynamic Bandwidth Part Reconfiguration for NTN Connectivity Testing

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Solution Overview

Problem

Existing telecommunications test systems face inefficiencies in configuring and reconfiguring bandwidth parts (BWP) for user equipment devices connecting to non-terrestrial networks, particularly due to time constraints and complex configurations, which impact the ability to effectively test connections and simulate realistic scenarios.

Innovation Solution

A system that automatically manages and dynamically configures BWPs for UE devices, enabling real-time assignment and reassignment based on predefined patterns or schedules, allowing for efficient simulation of various connection scenarios and improved performance evaluation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If manual configuration methods are used for BWPs, then configuration accuracy can be maintained, but time efficiency deteriorates significantly

Engineering Contradiction:
Improveconfiguration timeVSAvoidmanual configuration complexity
Core Design Contradiction:
Loss of timeVSEase of operation

Solution Approach 1:

The system enables self-service through automated BWP configuration where the network device automatically assigns bandwidth parts to UE devices based on predefined patterns or schedules without requiring manual intervention. The automated management system configures BWPs dynamically, reducing configuration time while maintaining accuracy through systematic assignment rules.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The invention applies preliminary action by pre-configuring BWP assignment patterns and schedules in advance. The network device prepares configuration parameters and assignment rules beforehand, allowing rapid automatic assignment when UE devices need to be configured, thus reducing real-time configuration time while ensuring accurate assignments.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If dynamic reconfiguration is implemented for large quantities of UE devices, then productivity improves, but system complexity increases

Engineering Contradiction:
Improvedevice configuration throughputVSAvoidreconfiguration system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system segments the BWP configuration process into manageable components: pattern definition, schedule management, and automatic assignment execution. By dividing the complex reconfiguration task into separate functional modules, the system can handle large quantities of UE devices efficiently while keeping each module's complexity controlled and manageable.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention implements dynamics by enabling real-time BWP reconfiguration based on changing network conditions and device requirements. The system dynamically adjusts BWP assignments for multiple UE devices simultaneously, allowing flexible adaptation to varying traffic demands while maintaining high configuration throughput through automated decision-making algorithms.

Inventive Principle:
Principle #15Dynamics

3Measurement precision

If synchronized BWP changes are made in real-time, then connection simulation accuracy improves, but time constraints worsen

Engineering Contradiction:
Improveconnection testing accuracyVSAvoidavailable testing window
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system ensures continuity of useful action by maintaining continuous BWP configuration and reconfiguration capabilities throughout the available testing window. The automated management system continuously monitors network conditions and performs real-time BWP adjustments without interruption, maximizing the utilization of limited testing time while ensuring accurate connection simulation through uninterrupted synchronized changes.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The invention applies periodic action through scheduled BWP reconfigurations that occur at predetermined intervals or trigger events. The system performs systematic reconfiguration cycles across multiple UE devices, allowing accurate connection testing under varying BWP conditions while efficiently utilizing the available testing window through rhythmic, coordinated assignment changes.

Inventive Principle:
Principle #19Periodic action

Data Source

PatentUS20250337482A1Dynamic reconfiguration of bandwidth parts for testing connectivity to non-terrestrial networks
Publication Date: 2025.10.30 T MOBILE US INC
  • US20250337482A1 patent drawing
  • US20250337482A1 patent drawing
  • US20250337482A1 patent drawing

AI summary

Systems and methods for configuring a testing environment to evaluate intermittent connections of multiple wireless devices to a non-terrestrial network (NTN). In some aspects, the system can configure the multiple wireless devices such that a first subset of the multiple wireless devices is assigned a first BWP and a second subset of the multiple wireless devices is assigned a second BWP different from the first BWP, perform a first test that evaluates connectivity to the NTN from the first and the second subsets of the multiple wireless devices, dynamically reconfigure the multiple wireless devices to assign new combinations of BWPs to third and fourth subsets of the multiple wireless devices, perform a second test that evaluates connectivity to the NTN from the third and the fourth subsets of the multiple wireless devices, and generate performance indicators based on the first and second tests that evaluate connectivity to the NTN.