Autonomous Driving Control Using Route-Based Operation Modules

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Solution Overview

Problem

Existing autonomous driving control apparatuses require frequent and inefficient information exchange between sensor devices and actuator devices, leading to suboptimal performance in autonomous vehicle operations.

Innovation Solution

An autonomous driving control apparatus with a control unit that determines a scheduled travel route and selects modularized driving-operation modules from a storage unit to perform specific input/output operations, optimizing the exchange of data and instructions for efficient autonomous driving.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If frequent information exchange between sensor devices and actuator devices is performed, then autonomous driving control is achieved, but operational efficiency deteriorates

Engineering Contradiction:
Improveautonomous driving controlVSAvoidoperational efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent segments the autonomous driving control into multiple independent modules: sensor device control module, travel route determination module, actuator device control module, and driving-operation module selection module. Each module operates independently with defined interfaces, reducing the frequency and complexity of information exchange between sensor devices and actuator devices while maintaining reliable autonomous driving control.

Inventive Principle:
Principle #1Segmentation

2Productivity

If modularized driving-operation modules are used, then input/output operation efficiency is improved, but system complexity increases

Engineering Contradiction:
Improveinput/output operation efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent creates universal driving-operation modules that can be selected and executed based on the determined travel route. These modules serve multiple functions: they encapsulate sequences of input/output operations, can be reused across different driving scenarios, and provide a standardized interface for route execution. This universality improves operational efficiency while the modular structure actually reduces system complexity by providing clear boundaries and reusable components.

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

Data Source

PatentUS11827239B2Autonomous driving control apparatus
Publication Date: 2023.11.28 DENSO CORP
  • US11827239B2 patent drawing
  • US11827239B2 patent drawing
  • US11827239B2 patent drawing

AI summary

In an autonomous driving control apparatus, a control unit controls autonomous driving that causes a vehicle to travel along a scheduled travel route. A storage unit stores driving-operation modules. Each of the driving-operation modules is comprised of a modularized set of a sequence of input/output operations used by a corresponding driving operation carried out by the autonomous driving. The control unit determines the scheduled travel route, and determines, in accordance with the scheduled travel route, at least one selected driving-operation module from the driving-operation modules stored in the storage unit. The control unit performs the at least one selected driving-operation module to thereby cause the vehicle to perform the autonomous driving.