Inter-Vehicle Diagnostics for Visual Display Malfunction Confirmation

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Solution Overview

Problem

Current vehicle systems lack the ability to alert other vehicles about malfunctioning visual displays such as brake lights or turn signals, leading to potential safety hazards.

Innovation Solution

A system comprising sensors, a communication module, and a processor that detects vehicle malfunctions, establishes communication with other vehicles, and transmits alert messages to notify them of the malfunctions, enabling corrective actions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If vehicle visual display systems operate without external monitoring, then device complexity is reduced, but reliability deteriorates due to undetected malfunctions

Engineering Contradiction:
Improvedetection of visual display malfunctionVSAvoidvehicle communication system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The primary vehicle's diagnostic module performs self-diagnosis of its visual display systems (brake lights, turn signals) by receiving control signals and detecting whether the displays respond correctly. This self-service approach improves reliability without requiring constant external monitoring, reducing the complexity burden.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

A secondary vehicle acts as an intermediary to monitor the primary vehicle's visual displays. The secondary vehicle's sensor detects display malfunctions and transmits alert messages through a communication module. This intermediary approach distributes the monitoring function across the vehicle network, improving overall system reliability while keeping individual vehicle complexity manageable.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of information

If drivers manually check visual displays, then device complexity is minimized, but loss of information occurs when malfunctions go undetected

Engineering Contradiction:
Improvemalfunction detection informationVSAvoidautomatic detection system
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The system implements automatic feedback loops where the diagnostic module continuously monitors visual display responses to control signals. When a malfunction is detected, the system automatically generates and transmits alert messages to the driver and relevant parties. This automated feedback eliminates information loss from undetected malfunctions while maintaining reasonable system complexity through integrated monitoring.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The diagnostic module performs preliminary detection of visual display malfunctions before they become safety hazards. By continuously monitoring display responses in advance, the system captures malfunction information early, allowing timely corrective actions. This preliminary action prevents information loss while avoiding the need for complex post-detection analysis systems.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If real-time malfunction detection is implemented, then safety is improved, but use of energy increases due to continuous monitoring

Engineering Contradiction:
Improvevehicle safetyVSAvoidsensor and communication module power consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The sensor in the secondary vehicle periodically scans for alert messages from primary vehicles with potential malfunctions, rather than continuously monitoring all vehicles. The communication module transmits alert messages at discrete intervals when malfunctions are detected. This periodic action maintains real-time safety detection capability while significantly reducing energy consumption compared to continuous monitoring.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The system replaces energy-intensive continuous visual monitoring by drivers with automated electronic sensing and communication. The sensor and communication module use low-power electronic detection methods to substitute for manual visual checks, improving safety through automated real-time detection while minimizing energy use through efficient electronic monitoring rather than mechanical or human observation.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS20260080722A1Method of receiving an indication that visual displays are malfunctioning and take corrective action
Publication Date: 2026.03.19 VOLVO CAR CORP
  • US20260080722A1 patent drawing
  • US20260080722A1 patent drawing
  • US20260080722A1 patent drawing

AI summary

Embodiments relate to a system and method of receiving an indication that visual displays are malfunctioning and take corrective action. The method includes receiving via a communication module of a primary vehicle, an alert message from a secondary vehicle, wherein the alert message comprises malfunction information of the primary vehicle, validating using a diagnostics module of the primary vehicle, the malfunction information, and confirming using the diagnostics module, a malfunction of the primary vehicle. The method further includes determining a corrective action based on diagnostic information from the diagnostic module.