Vehicle Performance Driving Assistance System
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
High-performance sports cars are underutilized on public roads due to speed limits, and performance driving on tracks is challenging for inexperienced drivers, with existing electronic assistance systems often intervening excessively, reducing driving pleasure and safety.
Innovation Solution
An assistance method for performance driving that uses an electronic control unit connected to sensors and a positioning device to identify and provide clear, adaptive indications to drivers on optimal steering, braking, and acceleration points, allowing them to approach the car's limits safely and effectively, while minimizing unnecessary interventions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If electronic driving-assistance devices are used to modify driver commands according to car limits, then driving safety is improved, but driving pleasure is reduced due to excessive frequent intervention
Solution Approach 1:
The system provides feedback to the driver through visual or acoustic signals indicating the optimal trajectory and driving commands. This feedback mechanism allows the driver to maintain control and pleasure while receiving guidance to operate within car limits, resolving the contradiction between safety and driving pleasure.
Solution Approach 2:
The electronic control unit acts as an intermediary between the driver and the car's physical limits. Instead of directly interfering with driver commands, it provides information about optimal trajectory and timing, allowing the driver to make informed decisions that respect car limits while maintaining driving engagement.
2Measurement precision
If electronic control automatically generates steering commands based on instantaneous position, then trajectory accuracy is improved, but driver control is reduced
Solution Approach 1:
The system provides partial automation by calculating and indicating the optimal trajectory, but leaves the final execution to the driver. This partial action approach maintains driver control while providing sufficient guidance to achieve accurate trajectory following.
Solution Approach 2:
The system continuously monitors the vehicle's actual position and compares it with the optimal trajectory, providing feedback signals to guide the driver's steering inputs. This feedback loop enables accurate trajectory tracking while preserving driver agency.
3Reliability
If multiple electronic driving-assistance devices are implemented, then comprehensive car limit management is achieved, but system complexity and cost increase
Solution Approach 1:
The electronic control unit is designed to perform multiple functions: it calculates the optimal trajectory, determines optimal timing for driving commands, provides feedback to the driver, and monitors vehicle position. This multi-functionality achieves comprehensive car limit management through a single integrated system rather than multiple separate devices.
Solution Approach 2:
The patent combines trajectory calculation, timing optimization, and driver feedback functions into a single electronic control unit. This merging of functions reduces system complexity and cost while maintaining comprehensive management of car limits.
Data Source
AI summary
An assistance method for performance driving of a vehicle; the assistance method includes the steps of: identifying a route used by the vehicle; on each section of the route, identifying the optimum point for the operation of an accelerator command, a brake command, a steering command and/or a gearbox command; identifying the current position of the vehicle along the route; identifying the next optimum point for the operation of a command; identifying a warning advance in accordance with an estimate of the reaction time of the driver and in accordance with the current speed and acceleration of the vehicle; and signalling to the driver to operate the command using the previously identified warning advance so that the driver actually operates the command at the optimum point of operation.