Outboard Light Display Synchronization Across Multiple Motors

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Solution Overview

Problem

Existing outboard motor systems lack efficient and accurate control and synchronization of light emission display units, particularly when multiple motors are attached to a boat, necessitating precise timing coordination for decorative and functional displays.

Innovation Solution

An outboards illumination device with a light emission control unit, synchronization unit, and setting unit that allows for the transmission and reception of synchronization signals between outboards, enabling efficient and accurate display timing control, and includes a storage unit to store synchronization settings, reducing the need for repeated manual configuration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple outboard motors are equipped with light emission display units, then decorative effect is enhanced, but display timing synchronization becomes difficult to control accurately

Engineering Contradiction:
Improvedecorative effectVSAvoiddisplay timing synchronization
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

A synchronization signal transmission unit is introduced as an intermediary component between the control units of multiple outboards. This unit transmits synchronization signals to coordinate display timing across all outboards, resolving the synchronization difficulty while maintaining enhanced decorative effects

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The control unit is designed with multi-functionality, incorporating both light emission control and synchronization signal reception functions. This universal design allows a single control unit to manage both decorative display and timing coordination across multiple outboards

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

2Reliability

If display timing control is implemented across multiple outboards, then coordinated display is achieved, but system complexity increases

Engineering Contradiction:
Improvedisplay timing coordinationVSAvoidsynchronization control system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The synchronization control system is segmented into independent synchronization signal transmission units distributed across each outboard. Each unit handles synchronization independently, reducing the complexity of centralized control while maintaining reliable coordinated display timing

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system incorporates feedback mechanisms where synchronization signals are transmitted and received between control units. This feedback loop ensures accurate timing coordination while providing a structured approach to managing system complexity through standardized signal protocols

Inventive Principle:
Principle #23Feedback

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The device ensures synchronized and efficient display timing across multiple outboards, conserves battery power, and allows flexible application to changing boat configurations, while also providing decorative and functional lighting options such as stern lights and emergency signals.

Implementation Method 1

a light emission display unit provided with each of a plurality of outboards attached to a boat, and configured to cause a predetermined display by light emission

Methodology Applied
Scientific EffectLight-emitting diode (LED): Light Emitting Diode

Data Source

PatentUS20250242897A1Outboards illumination device
Publication Date: 2025.07.31 ASAHI DENSO KABUSHIKI KAISHA
  • US20250242897A1 patent drawing
  • US20250242897A1 patent drawing
  • US20250242897A1 patent drawing

AI summary

An outboards illumination device includes a light emission display unit which is provided with each of a plurality of outboards attached to a boat and causes a predetermined display by light emission, a light emission control unit which is provided with each of the plurality of outboards and controls the light emission of the light emission display unit, a synchronization unit which is provided with each of the plurality of outboards and enables to transmit or receive a synchronization signal for controlling display timing of the light emission display units between the light emission control units of the respective outboards, and a setting unit which sets as operated, among a plurality of the synchronization units provided with the plurality of outboards respectively, a main synchronization unit that exclusively transmits the synchronization signal and a sub synchronization unit that exclusively receives the synchronization signal transmitted from the main synchronization unit.