Side Mirror Camera Image Rotation for Folded-Mirror Orientation

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Solution Overview

Problem

Existing image processing systems fail to maintain a consistent orientation of captured images when a vehicle's side mirror is folded, making it difficult for users to accurately perceive the surrounding environment, especially in narrow spaces.

Innovation Solution

An image processing apparatus that converts captured images from a side mirror-based imaging unit to maintain the same orientation regardless of the side mirror's folded or unfolded state, incorporating distortion correction, trimming, and superimposing virtual lines to indicate travel areas.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the side mirror is folded to enable low-speed travel in narrow spaces, then the vehicle's maneuverability is improved, but the image orientation changes making it difficult for users to grasp the surrounding environment

Engineering Contradiction:
Improvemaneuverability in narrow spacesVSAvoidimage orientation consistency
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The system detects the side mirror's folding state and dynamically changes the image processing parameters (rotation angle, orientation) based on whether the mirror is folded or extended. When folded, the image is rotated by a predetermined angle to compensate for the mirror's angular change, maintaining consistent orientation reference for the user.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The system creates a virtual copy of the surrounding environment through image processing that replicates the visual appearance consistent with the mirror's extended state. By rotating and transforming the captured image data, it produces a corrected image that copies the expected spatial relationships, allowing users to grasp the environment as if the mirror were in its reference position.

Inventive Principle:
Principle #26Copying

2Adaptability or versatility

If the side mirror is folded for parking in narrow spaces, then the vehicle can access tighter areas, but the captured image orientation becomes inconsistent

Engineering Contradiction:
Improveaccess to narrow parking spacesVSAvoidspatial orientation information
Core Design Contradiction:
Adaptability or versatilityVSLoss of information

Solution Approach 1:

The image processing apparatus changes the processing parameters dynamically based on the mirror's folding state. When the mirror is folded, it applies a predetermined rotation angle to the captured image, restoring the spatial orientation information that would otherwise be lost due to the mirror's angular displacement.

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If the side mirror remains extended for stable image capture, then image orientation consistency is maintained, but the vehicle cannot travel at low speed in narrow roads or park in narrow spaces

Engineering Contradiction:
Improveimage orientation consistencyVSAvoidmaneuverability in narrow spaces
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The system dynamically adjusts the image processing based on the real-time folding state of the side mirror. Rather than requiring the mirror to remain in a fixed extended position, the system adapts the image orientation dynamically through rotation processing, allowing the mirror to be folded for maneuverability while maintaining image consistency through computational adjustment.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20260038086A1Image processing apparatus, control method of image processing apparatus, vehicle, and storage medium
Publication Date: 2026.02.05 HONDA MOTOR CO LTD
  • US20260038086A1 patent drawing
  • US20260038086A1 patent drawing
  • US20260038086A1 patent drawing

AI summary

An image processing apparatus configured to process a captured image acquired by an imaging unit provided on a side mirror of a vehicle, the image processing apparatus comprising: an image conversion unit configured to convert the captured image based on a state of the side mirror, wherein in a case where the captured image is acquired in a first state where the state of the side mirror is folded, the image conversion unit is configured to convert the captured image so as to have the same orientation as in a case where the captured image is acquired in a second state where the side mirror is not folded.