Vehicle Warning Light Backup Display for Cluster Non-Lighting
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Solution Overview
Problem
In vehicles with integrated monitors, there is a risk of warning lights not being displayed due to unexpected operations, which can lead to hazardous situations if drivers are unaware of critical vehicle conditions.
Innovation Solution
An integrated controller is used to transmit event-related signals to both a cluster window and a multimedia window, determining if warning lights are displayed, and if not, it ensures they are shown on the multimedia window to alert the driver.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If an integrated monitor is used to consolidate display functions, then device complexity is reduced and space is saved, but the reliability of warning light display may deteriorate due to unexpected operations
Solution Approach 1:
The system captures images of the cluster window at regular intervals and compares them with reference images to detect whether warning lights are properly displayed. This feedback mechanism monitors the display status and triggers alternative display methods when abnormalities are detected, thus maintaining reliability while using an integrated monitor.
Solution Approach 2:
The multimedia window acts as an intermediary backup display. When the cluster window fails to display warning lights properly, the system transfers the warning light information to the multimedia window, ensuring that critical information is still conveyed to the driver through an alternative channel.
2Reliability
If warning light detection is continuously monitored, then display reliability is improved, but use of energy increases due to continuous image processing
Solution Approach 1:
Instead of continuous monitoring, the system captures images of the cluster window at predetermined time intervals. This periodic detection approach maintains adequate monitoring of warning light status while significantly reducing computational load and energy consumption compared to continuous real-time analysis.
3Reliability
If alternative display methods are implemented, then reliability is improved by providing backup display, but device complexity increases due to additional control logic
Solution Approach 1:
The multimedia window, originally designed for entertainment purposes, is given the additional function of displaying warning lights as a backup. This multi-functionality approach allows the system to improve reliability without adding dedicated hardware, as existing display resources are utilized for safety-critical functions.
Data Source
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AI summary
An apparatus for detecting non-lighting of a warning light is disclosed. A warning-light display apparatus for detecting non-lighting of a warning light includes an integrated display device configured to include a cluster window and a multimedia window, and an integrated controller operatively connected to the integrated display device and configured to control the integrated display device. In response to a reception of an event-related signal for triggering a display of the warning light, the integrated controller transmits the event-related signal to an application for the cluster window and an application for the multimedia window and determine whether a warning light corresponding to the event-related signal is displayed on the cluster window.