Intelligent Navigation System Predicting Route Deviations

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Solution Overview

Problem

Conventional navigation systems are passive and do not anticipate real-time conditions, leading to delayed route adjustments and increased driver workload, which can result in inefficiency and frustration due to their inability to engage with the vehicle's maneuverability.

Innovation Solution

An intelligent navigation system that includes an input device, positioning device, processor, and vehicle maneuver controller, capable of predicting and correcting route deviations based on real-time road and maneuverability conditions, allowing for proactive navigation with minimal human intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional navigation systems provide driving instructions based on pre-calculated routes, then the driver receives navigation guidance, but the system cannot anticipate real-time conditions and delayed route adjustments increase driver workload and reduce navigation efficiency

Engineering Contradiction:
Improvenavigation accuracyVSAvoidroute adjustment delay
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary actions by predicting potential route deviations before they occur. The processor analyzes real-time conditions (traffic, road closures, vehicle maneuverability) and proactively calculates alternative routes, preparing navigation instructions in advance so the driver receives timely guidance without delays.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements continuous feedback loops by monitoring real-time road conditions, vehicle position, and maneuverability status. This feedback enables the navigation system to dynamically adjust routes based on current conditions rather than relying on pre-calculated static routes, improving both reliability and responsiveness.

Inventive Principle:
Principle #23Feedback

2Ease of operation

If conventional navigation systems provide detailed driving instructions, then the driver receives step-by-step guidance, but the driver may lose focus on the road or miss instructions due to increased cognitive load

Engineering Contradiction:
Improvenavigation guidanceVSAvoiddriver cognitive load
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system performs self-service by autonomously monitoring road conditions and vehicle status, then automatically adjusting navigation routes without requiring driver intervention. This reduces the cognitive burden on the driver while maintaining comprehensive navigation functionality, as the system handles the complexity of real-time decision-making independently.

Inventive Principle:
Principle #25Self-service

3Device complexity

If conventional navigation systems operate passively without engaging vehicle maneuverability, then the system structure remains simple, but the actual route taken may be much longer than calculated due to driver misunderstanding or inability to execute instructions

Engineering Contradiction:
Improvesystem structureVSAvoidnavigation efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The navigation system achieves multi-functionality by integrating not only route calculation and guidance but also real-time condition monitoring, vehicle maneuverability assessment, and predictive route adjustment. This unified system improves navigation efficiency by addressing multiple functions within a single integrated platform rather than separate systems.

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

Solution Approach 2:

The system replaces manual driver execution of navigation instructions with automated vehicle control mechanisms. The processor communicates with vehicle systems to automatically adjust steering, acceleration, and braking based on calculated optimal routes, eliminating the gap between navigation guidance and actual vehicle movement.

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

Data Source

PatentUS8855847B2Intelligent navigation system
Publication Date: 2014.10.07 TOYOTA JIDOSHA KK
  • US8855847B2 patent drawing
  • US8855847B2 patent drawing
  • US8855847B2 patent drawing

AI summary

An intelligent navigation system navigates a motor vehicle according to real-time road conditions and maneuverability conditions. The intelligent navigation system predicts and corrects potential route deviations before they actually occur. The intelligent navigation system interacts with the maneuverability of a motor vehicle, such that it can navigate the motor vehicle with very little to no human intervention. The intelligent navigation system may embody a method comprising the steps of receiving, from an input device, destination information related to a destination to be reached by the motor vehicle; receiving, from a positioning device, initial location information related to an initial location of the motor vehicle; determining, using a processor, a task for maneuvering the motor vehicle from the initial location to the destination; and instructing, using the processor, a vehicle maneuver controller to implement the task.