Vehicle Launch Control Interface for Safe High-Acceleration Setup

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Solution Overview

Problem

Existing vehicle launch control systems lack a comprehensive interface for efficiently transitioning vehicle components to achieve high acceleration while ensuring component safety and longevity.

Innovation Solution

A vehicle launch control system that includes a controller to receive inputs for transitioning components like the battery, drive units, and suspensions, providing graphical feedback, and enabling launch mode only when components are in a predefined configuration, allowing for high acceleration without exceeding component limits.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Speed

If vehicle components are transitioned to enable high acceleration launch mode, then vehicle acceleration performance is improved, but component safety and operational limits may be exceeded

Engineering Contradiction:
Improvevehicle accelerationVSAvoidcomponent safety
Core Design Contradiction:
SpeedVSReliability

Solution Approach 1:

The system performs preliminary transitions of vehicle components (battery, drive units, suspensions) to a launch configuration before initiating high acceleration. The controller checks whether components are in the predefined launch configuration and only enables launch mode after successful transition, ensuring components are prepared and within safe operational ranges before high acceleration begins.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The controller provides graphical feedback on a display device indicating the state of component transition and whether the vehicle is ready for launch mode. This feedback mechanism allows the driver to monitor component status and understand when the vehicle is prepared for high acceleration, creating a communication loop between system state and user awareness.

Inventive Principle:
Principle #23Feedback

2Reliability

If comprehensive component transition checking is implemented before launch, then component reliability is improved, but system complexity increases

Engineering Contradiction:
Improvecomponent safetyVSAvoidcontrol system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The controller performs multiple functions: it manages battery power, controls drive unit transitions, monitors suspension states, provides graphical feedback on the display device, and enables/disables launch mode based on component configuration. By consolidating these diverse functions into a single controller, the system achieves comprehensive component management without proportionally increasing overall system complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20250319892A1Launch control interface and method
Publication Date: 2025.10.16 RIVIAN HOLDINGS LLC
  • US20250319892A1 patent drawing
  • US20250319892A1 patent drawing
  • US20250319892A1 patent drawing

AI summary

A controller of a vehicle presents interfaces enabling selection of launch control and indicating states of driver-controllable components (steering wheel, pedals) to enable the driver to configure the driver-controllable components suitable for performing a launch. Following selection of launch control and during verification of the driver-controllable components, components of the vehicle are configured in preparation for launch, such as drive units, battery, and/or suspension. A countdown may be displayed on a display device and a reaction time of the driver measured relative thereto. Data may be collected during a launch and subsequent run and be displayed during the run or superimposed on video data captured during a run.