Modular Vehicle Display System with Orientation-Aware Image Rotation

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Solution Overview

Problem

There is a need for a display system that can accommodate non-traditional vehicle designs, particularly for autonomous vehicles, where existing systems are not generic enough to be implemented across a wide range of configurations, leading to high customization costs and limited 'off-the-shelf' solutions.

Innovation Solution

A modular display system with identical display units that can be mounted at different positions and orientations on a vehicle's exterior, using a display control module to rotate image data accordingly, allowing for flexible and scalable deployment of display units that can be mass-produced as common components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If custom-designed display systems are used for different vehicle configurations, then the display system can be optimized for specific vehicle designs, but production and customization costs increase significantly

Engineering Contradiction:
Improvedisplay system adaptabilityVSAvoidmanufacturing cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent implements a universal display unit design that can be mounted in multiple orientations (0 degrees, 90 degrees, 180 degrees, 270 degrees) and positions on the vehicle exterior. A single display unit type serves multiple functions across different vehicle configurations, eliminating the need for custom-designed display systems for each vehicle type. The display control module detects the mounting orientation and automatically rotates the displayed content to ensure proper viewing orientation.

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

2Ease of manufacture

If identical display units are used across different vehicle configurations, then production costs are reduced, but the system must handle complex orientation and rotation requirements

Engineering Contradiction:
Improveproduction costVSAvoidsystem complexity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The display control module automatically detects the mounting orientation of each display unit and self-adjusts by rotating the displayed content accordingly. The system performs self-service by eliminating the need for manual configuration or complex mechanical orientation mechanisms. The display control module receives orientation information and autonomously rotates the image data to match the display unit's mounting position, simplifying the overall system while using identical display units.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If display units are mounted at different orientations on the vehicle exterior, then flexibility in information presentation is improved, but image data must be rotated and processed for each unit

Engineering Contradiction:
Improvemounting flexibilityVSAvoidimage processing complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system changes the orientation parameter of the displayed image data based on the mounting orientation of each display unit. The display control module receives a single image data set and automatically rotates it by the appropriate angle (0, 90, 180, or 270 degrees) depending on the detected mounting position. This parameter change approach allows flexible mounting orientations while using a standardized image processing method.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11550532B1Modular display assembly for vehicles
Publication Date: 2023.01.10 HONDA MOTOR CO LTD
  • US11550532B1 patent drawing
  • US11550532B1 patent drawing
  • US11550532B1 patent drawing

AI summary

A modular display system for a vehicle is disclosed. The system includes a plurality of display units that may be arranged along an exterior of the vehicle in different orientations. The system offers a modular, scalable, accessible, and simplified approach to exterior displays for automated and other types of vehicles. The displays, being modular, are not tied to the specific mounting location on the vehicle's exterior. The image data for each display is rotated based on the orientation of the display as installed which is identified by reference to the distinct pin connections of each display's control port.