Autonomous Driving Platform Energy Management Calculation Allocation

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Solution Overview

Problem

Conventional autonomous vehicles lack efficient energy management functions, limiting the processing capability of battery management systems (BMS) to handle advanced energy management calculations, which is crucial for optimizing energy efficiency in eco-friendly vehicles.

Innovation Solution

An autonomous driving platform with at least one processor efficiently manages calculation resources for both driving control and energy management functions, prioritizing processing based on driving information and battery state, allowing parallel or sequential execution of these calculations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the BMS processes advanced energy management calculations, then energy management capability is improved, but the processing capability of the BMS reaches its limits

Engineering Contradiction:
Improveenergy management capabilityVSAvoidprocessing capability limit
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent divides the calculation processing into two segments: the BMS handles basic energy management calculations, while a separate autonomous driving platform processor handles advanced energy management calculations. This segmentation allows each component to operate within its capability limits while achieving overall advanced functionality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The autonomous driving platform processor is designed to handle multiple functions including both driving control calculations and energy management calculations. This multi-functionality allows the system to process advanced energy management without requiring dedicated hardware, thus avoiding additional complexity.

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

2Productivity

If calculation resources are allocated to energy management, then energy management performance is improved, but driving control processing may be affected

Engineering Contradiction:
Improveenergy management performanceVSAvoiddriving control processing
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system dynamically allocates calculation resources based on real-time driving conditions and energy management needs. The processor adjusts the balance between driving control and energy management calculations, ensuring that driving control always receives sufficient resources while allowing energy management to utilize available capacity.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system implements feedback mechanisms where the processor monitors the performance and resource usage of both driving control and energy management functions. Based on this feedback, it adjusts calculation resource allocation to maintain driving control reliability while optimizing energy management performance.

Inventive Principle:
Principle #23Feedback

Data Source

PatentEP4664282A1Vehicle, computing system, method for operating computing system, and computer program
Publication Date: 2025.12.17 LG ENERGY SOLUTION LTD
  • EP4664282A1 patent drawingFigure 1
  • EP4664282A1 patent drawingFigure 2
  • EP4664282A1 patent drawingFigure 3

AI summary

A vehicle includes a battery and a computing system that analyzes a first calculation related to driving control of the vehicle and a second calculation related to energy management of the vehicle, obtains driving information related to driving of the vehicle, and manages processing of the first calculation and the second calculation based on the driving information.