Navigation Route Planning with Dynamic Waypoint Adjustment

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Solution Overview

Problem

Current navigation route planning devices for vessels and aircraft are inefficient in setting the next waypoint, as they rely on sequential entry of waypoints and only provide a guideline value for the next point, making it difficult to determine the best navigation route.

Innovation Solution

A navigation planning device that receives a navigation start point, destination point, and multiple waypoints in random or sequential order, determines their positional relationship, and displays indicator data to facilitate the adjustment and optimization of the route by connecting the start point, waypoints, and destination point.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If waypoints are set sequentially one by one, then the device complexity is reduced and operation is simplified, but the productivity of route planning decreases and the best navigation route cannot be obtained

Engineering Contradiction:
Improvewaypoint setting operationVSAvoidroute planning efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The patent applies the dynamics principle by enabling waypoints to be set in random order rather than fixed sequential order, and by allowing dynamic repositioning of already-set waypoints. The system dynamically adjusts the route connection based on the actual positions of waypoints regardless of setting order, making the route planning process flexible and adaptive to user needs while improving efficiency

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent implements preliminary action by displaying guideline values that indicate optimal next waypoint positions and route characteristics before the user finalizes waypoint settings. This allows users to plan multiple waypoints in advance and make informed decisions about route optimization before committing to the final route

Inventive Principle:
Principle #10Preliminary action

2Device complexity

If only a guideline value is displayed for the next waypoint, then the device complexity is minimized, but the measurement precision of route optimization information is insufficient

Engineering Contradiction:
Improvedisplay information structureVSAvoidroute optimization information
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The patent applies segmentation by dividing the route optimization information into distinct components: guideline values for next waypoint positioning, indicator data showing positional relationships between multiple waypoints, and visual representations of alternative routes. This segmented information presentation provides comprehensive optimization data without overwhelming complexity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent adds another dimension to the display by showing not only the sequential next waypoint guidance but also indicator data that reveals the positional relationships among multiple waypoints simultaneously. This multi-dimensional information display enables users to understand the overall route structure and make better optimization decisions

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Reliability

If multiple waypoints are temporarily set and repositioned to find better routes, then the route optimization capability is improved, but the ease of operation decreases due to the complexity of adjusting multiple waypoints

Engineering Contradiction:
Improveroute optimization qualityVSAvoidwaypoint adjustment operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent implements feedback by displaying indicator data that shows the positional relationships between waypoints and how route characteristics change when waypoints are repositioned. This real-time feedback mechanism guides users in making effective adjustments to optimize routes while simplifying the adjustment process through informative visual cues

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11940280B2Apparatus and method for navigation route planning
Publication Date: 2024.03.26 FURUNO ELECTRIC CO LTD
  • US11940280B2 patent drawing
  • US11940280B2 patent drawing
  • US11940280B2 patent drawing

AI summary

A navigation planning device configured to receive a navigation start point, a navigation destination point for a navigation route of at least one of a vessel or an aircraft, and a plurality of waypoints between the navigation start point and the navigation destination point, where the plurality of waypoints may be received in at least one of random order or in sequential order. The navigation planning device is configured to determine a positional relationship between the plurality of waypoints, and determine at least one indicator data corresponding to at least one waypoint data of the plurality of waypoints, based on the positional relationship between the plurality of waypoints. The navigation planning device is further configured to output the at least one waypoint data and the corresponding at least one indicator data for the navigation route to a display.