Vehicle Headlight Display Feedback for Light Distribution Status
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Solution Overview
Problem
Current vehicle headlight systems make it difficult for users to accurately understand the type of light distribution control state.
Innovation Solution
A vehicle headlight system that includes a headlight, a target detection section, a light irradiation control section, an operation state determination section, and a display control section, which controls the display mode to show the light distribution control state based on the detection results, enabling users to understand whether the light irradiation control is active and the specific light distribution state.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If light distribution control is implemented based on target detection, then the ability to avoid glare to other vehicles is improved, but the user's understanding of the current light distribution control state becomes difficult
Solution Approach 1:
The patent implements a feedback mechanism by providing a display that shows the current light distribution control state to the user. The display control section receives information about the active light distribution control mode (e.g., high beam assistance, adaptive high beam) and presents this information in a comprehensible format, enabling users to understand what the system is currently doing to prevent glare.
Solution Approach 2:
The patent introduces an intermediary information processing layer that translates the complex light distribution control operations into user-comprehensible display information. This intermediary layer (the display control section) acts as a mediator between the light irradiation control section and the user, making the system's actions visible and understandable without requiring the user to understand the underlying complex control logic.
2Reliability
If automatic light distribution control is activated, then the safety regarding glare prevention is improved, but the complexity of the control system increases
Solution Approach 1:
The patent implements multiple light distribution control modes (high beam assistance mode, adaptive high beam mode, etc.) within a single integrated light irradiation control section. This multi-functional approach allows the system to handle various driving scenarios and target detection results using a unified control architecture, improving reliability without proportionally increasing complexity.
Solution Approach 2:
The light irradiation control section automatically adjusts light distribution based on target detection results without requiring manual user input. The system autonomously determines when to activate different control modes (high beam assistance, adaptive high beam) and executes the appropriate light distribution patterns, providing self-service functionality that enhances safety while maintaining manageable system complexity.
Data Source
AI summary
A vehicle headlight system comprises a headlight that irradiates light in front of a host vehicle, a target detection section that is configured to detect a target present in front of the host vehicle, a display that is provided inside a vehicle cabin of the host vehicle, a first memory, a first processor that is coupled to the first memory, a second memory, and a second processor that is coupled to the second memory. The first processor includes a light irradiation control function that is configured to control light distribution of the headlight, based on a detection result by the target detection section. The second processor is configured to determine whether or not the light irradiation control function is in an active state, to control a display mode of the display so as to show a determination result, and in a case in which the light irradiation control function is in the active state, to control the display mode of the display so as to show, in addition to the determination result, a light distribution control state according to the light irradiation control function.