Navigation System Adaptive Routing Parameter Update

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Solution Overview

Problem

Navigational guidance systems face challenges in accurately updating routing parameters to account for user vehicle routing restrictions, particularly when switching between different modes of transport, leading to potential safety hazards and inefficient routes due to incorrect parameter settings.

Innovation Solution

The method involves obtaining and analyzing route traces of previously traveled routes to update initial routing parameters, using machine learning algorithms to determine appropriate parameters based on road segment attributes, and identifying the mode of transport to generate optimized routes that adhere to specific restrictions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If routing parameters are manually configured by users, then users can specify their preferences, but the system cannot automatically adapt to user behavior and transport mode changes

Engineering Contradiction:
Improveadaptability to user behaviorVSAvoiduser burden to change parameters
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The system automatically detects user transport mode and updates routing parameters without user intervention. The processor monitors route trace data and autonomously configures routing settings based on detected patterns, eliminating the need for users to manually adjust parameters when switching transport modes.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system uses feedback from route trace data to continuously improve routing parameter configuration. By analyzing historical route data and detected transport modes, the system adjusts routing parameters to match user behavior patterns, creating a closed-loop adaptive system.

Inventive Principle:
Principle #23Feedback

2Measurement precision

If the system provides detailed routing parameters, then route accuracy improves, but the complexity of the system increases

Engineering Contradiction:
Improveroute accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system automatically detects transport mode from route trace data and configures appropriate routing parameters without requiring complex user input or manual configuration. The processor autonomously selects and applies routing parameters based on detected patterns, maintaining high route accuracy while simplifying the user interface.

Inventive Principle:
Principle #25Self-service

3Reliability

If routing parameters are not updated dynamically, then system simplicity is maintained, but safety hazards occur due to inappropriate routes

Engineering Contradiction:
Improvesafety of routingVSAvoidparameter updating burden
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system automatically detects when transport mode changes and updates routing parameters accordingly. The processor monitors route trace data, identifies transport mode transitions, and autonomously reconfigures routing parameters to ensure safe and appropriate route generation without user intervention.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system proactively updates routing parameters before generating new routes based on detected transport mode changes. By continuously monitoring route trace data and detecting mode transitions in advance, the system ensures routing parameters are already configured appropriately when the user requests navigation.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20240085206A1Systems and methods for improved navigation
Publication Date: 2024.03.14 TOMTOM NAVIGATION BV
  • US20240085206A1 patent drawing
  • US20240085206A1 patent drawing
  • US20240085206A1 patent drawing

AI summary

A method (and corresponding systems) of navigational guidance for a navigational system, the method includes the following steps. Obtaining one or more route traces of previously travelled routes of a user of the navigational system, each route including a plurality of road segments. Updating an initial set of routing parameters of the navigational system based on attributes of the road segments of the previously travelled routes; generating, based on the updated set of routing parameters, a route between an initial location and a requested destination location. Providing navigational guidance to the user for following the generated route, based on the generated route and a current location of the user.