Marine Display Controller Adapting Layout to Outboard Motor Count

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Solution Overview

Problem

Existing display devices for marine vehicles cannot optimally display navigation information compatible with varying numbers and types of outboard motors, requiring cumbersome and costly adjustments in the dashboard layout.

Innovation Solution

A navigation information display control device that collects and determines the display layout based on navigation data, using a network management system to identify and allocate physical node IDs for outboard motors, allowing for automatic adjustment of the display layout according to the number and type of engines.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple speed meters and gauges are installed to accommodate multiple outboard motors, then the navigation information display becomes compatible with different motor configurations, but the device complexity and installation cost increase

Engineering Contradiction:
Improvecompatibility with different outboard motor configurationsVSAvoidnumber of speed meters and gauges
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements a universal display device that can function with different numbers and types of outboard motors through a networked system. The display controller receives data from multiple engines via a network interface and automatically configures the display layout, eliminating the need for separate gauges for each motor while maintaining full compatibility with various configurations.

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

Solution Approach 2:

The patent combines multiple separate gauges and speed meters into a single integrated display device. By merging the functions of multiple individual instruments into one networked display system, the patent reduces the total number of devices while preserving the ability to monitor all engines simultaneously.

Inventive Principle:
Principle #5Merging (Combining)

2Adaptability or versatility

If the dashboard layout is altered to accommodate more gauges, then the navigation information display becomes compatible with different outboard motor configurations, but the ease of manufacture and installation deteriorates

Engineering Contradiction:
Improvecompatibility with different outboard motor configurationsVSAvoiddashboard layout modification
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent implements a dynamic display layout that automatically adapts to different engine configurations through software control. The display controller receives information about the number and type of outboard motors connected to the network and dynamically reconfigures the display parameters, eliminating the need for physical dashboard modifications while maintaining full adaptability.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent changes display parameters (layout, configuration, information types) based on the detected engine configuration rather than physically altering the dashboard. The display controller automatically adjusts display parameters when it receives different numbers or types of engines on the network, providing adaptability without manufacturing complexity.

Inventive Principle:
Principle #35Parameter changes

3Device complexity

If a fixed display layout is used, then the device complexity is reduced, but the adaptability to different outboard motor configurations deteriorates

Engineering Contradiction:
Improvedisplay layout configurationVSAvoidcompatibility with different outboard motor configurations
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The patent implements a feedback mechanism where the display controller continuously monitors the network for connected engines and their types. Based on this feedback information, the controller automatically determines and adjusts the appropriate display layout and parameters, achieving adaptability without increasing device complexity through intelligent automatic configuration.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The display system performs self-configuration by automatically detecting the number and types of outboard motors on the network and adjusting its display parameters accordingly. The system serves itself by autonomously determining the appropriate layout without requiring manual intervention or complex pre-programming for different configurations.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS7444213B2Navigation information display control device for marine crafts
Publication Date: 2008.10.28 YAMAHA MARINE KK
  • US7444213B2 patent drawing
  • US7444213B2 patent drawing
  • US7444213B2 patent drawing

AI summary

On a marine craft that may be equipped with plural outboard motors engine control nodes can be mounted on outboard motors, and a display control node, as well as the network management node can be connected to a bus constructing a network. Receiving a display transmission frame sent out by the engine control nodes, display control node distinguishes the number of engines mounted, determines display layout compatible with the number of engines, and displays navigation information such as engine operational information, and navigation data including boat speed and others on a navigation information display meter in accordance with the determined display layout.