Adaptive Physical Routing for Real-Time Connectivity Gaps

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Solution Overview

Problem

Existing wireless communication systems for remotely operated vehicles (ROVs) and autonomous vehicles (AVs) fail to guarantee reliable connectivity under critical scenarios due to unpredictable network connectivity issues, limited uplink transmitter power, and uplink capacity constraints, leading to potential safety risks.

Innovation Solution

A system that adjusts physical routes based on real-time connectivity data by leveraging real-time data from ROVs and network sources to identify and avoid connectivity gaps, recommending alternative routes or network switches to maintain reliable communication.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the vehicle travels at high speed along a fixed physical route, then productivity is improved, but reliability of connectivity deteriorates due to unpredictable network connectivity issues

Engineering Contradiction:
Improvevehicle speedVSAvoidconnectivity reliability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system dynamically adjusts the physical route of the vehicle based on real-time connectivity conditions. Instead of following a fixed predetermined route, the vehicle's path is continuously optimized to maintain connectivity while allowing high-speed travel. The route adjustment is dynamic and adaptive to changing network conditions.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system implements a feedback mechanism where connectivity performance data is collected from the vehicle's movement, analyzed to identify connectivity gaps, and used to generate route adjustments. This closed-loop feedback ensures that the vehicle maintains reliable connectivity while traveling at high speeds by continuously adapting the route based on actual network conditions.

Inventive Principle:
Principle #23Feedback

2Reliability

If the system recommends alternative routes to avoid connectivity gaps, then reliability of connectivity is improved, but loss of time increases due to route deviations

Engineering Contradiction:
Improveconnectivity reliabilityVSAvoidroute adjustment time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary analysis of connectivity data to identify potential connectivity gaps before the vehicle reaches them. By predicting connectivity issues in advance and proactively adjusting the route, the system avoids sudden deviations and minimizes time loss while ensuring connectivity reliability is maintained.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system optimizes route parameters such as speed, direction, and timing to minimize deviations from the original path while avoiding connectivity gaps. By carefully adjusting these parameters, the system reduces the time penalty associated with route changes while maintaining connectivity reliability.

Inventive Principle:
Principle #35Parameter changes

3Measurement precision

If the system collects and processes real-time connectivity data, then measurement precision of connectivity issues is improved, but device complexity increases

Engineering Contradiction:
Improveconnectivity data accuracyVSAvoiddata processing complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system uses the vehicle's existing sensors, communication interfaces, and onboard processors to collect and analyze connectivity data. By leveraging already-available vehicle resources rather than adding dedicated specialized equipment, the system achieves precise connectivity measurement without significantly increasing device complexity.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20250330774A1System for adjusting a physical route based on real-time connectivity data
Publication Date: 2025.10.23 TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
  • US20250330774A1 patent drawing
  • US20250330774A1 patent drawing
  • US20250330774A1 patent drawing

AI summary

A system configured to manage physical routes associated with one or more communication devices. The system determines information associated with a performance of a communication network connecting a first communication device with a second communication device as the first communication device moves along a physical route. The system, responsive to determining the information, determines instructions for improving a connection between the first communication device and the second communication device. The system provides an indication of the instructions to the first communication device.