Platooning Vehicle Initialization and Redundant Brake Lamp Strategy
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Solution Overview
Problem
Current vehicle platooning systems lack a robust initialization strategy and redundant communication mechanisms to ensure safe and efficient operation, particularly in adverse conditions such as equipment failure or bad weather, which can affect communication and brake light functionality, leading to potential safety hazards.
Innovation Solution
Implementing a platoon initialization protocol that verifies continuous communication and brake light functionality between vehicles before they enter close proximity, and using a redundant lamp system that operates in visible and non-visible spectra to indicate emergency braking, along with alternative lane departure control mechanisms using physical markings.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If vehicles enter close proximity to form a platoon without robust initialization verification, then platoon formation efficiency is improved, but safety is compromised due to potential communication or brake light failures
Solution Approach 1:
The system performs preliminary verification actions before platoon formation by sending initialization requests and receiving verification data confirming communication and brake light functionality. This preliminary check ensures safety criteria are met before vehicles enter close proximity, resolving the contradiction between efficient platoon formation and safety assurance.
2Reliability
If redundant communication mechanisms and verification protocols are implemented, then safety is improved, but system complexity increases
Solution Approach 1:
The verification system is segmented into distinct functional modules: initialization request transmission, verification data reception, functionality assessment, and platoon formation control. This segmentation manages complexity by organizing redundant safety mechanisms into discrete, manageable components rather than a monolithic system.
3Reliability
If continuous communication verification is performed before platoon entry, then communication reliability is improved, but time required for initialization increases
Solution Approach 1:
The system performs a focused verification of critical functions (communication and brake lights) rather than exhaustive testing of all vehicle systems. This partial verification approach achieves sufficient communication reliability for safe platoon operation while minimizing initialization time, balancing reliability improvement with time efficiency.
Data Source
AI summary
Systems and methods are provided for platoon initialization, redundant lane departure control, and redundant communication operation. A platooning initiation strategy requires continuous communication between vehicles for a more than a pre-defined duration, a demonstration of an operable brake light on the leading vehicle, and command control profile compatibility between the vehicles before allowing the vehicles to mutually platoon or to join an existing platoon. A set of computer readable labels visible to a Lane Departure System placed on a lead vehicle are used by a following vehicle when lane markings become invisible to sensors. A redundant brake lamp operable in a non-visible spectrum is provided for platooning. A specific brake lamp for use exclusively for platooning purposes may be provided.