Autonomous Vehicle Unloading Position Determination

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Solution Overview

Problem

Autonomous vehicles face challenges in determining optimal unloading positions for packages due to varying traffic conditions, lane configurations, obstructions, and recipient capabilities, which complicates safe and easy unloading, especially for short or handicapped recipients.

Innovation Solution

A position determining device that acquires delivery destination addresses and stopping position attributes to determine the appropriate orientation and height of unloading positions based on traffic, lane, and obstruction information, ensuring safe and accessible unloading for recipients.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If packages are loaded in fixed positions in the autonomous vehicle, then loading and unloading operations are simple, but the system cannot adapt to varying traffic conditions, lane configurations, and recipient capabilities

Engineering Contradiction:
Improveadaptability to delivery conditionsVSAvoidposition determination system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system pre-determines optimal unloading positions by analyzing delivery destination attributes (traffic conditions, lane configurations, obstructions) and recipient capabilities before the autonomous vehicle arrives. This preliminary analysis allows the vehicle to adapt to specific delivery conditions without requiring complex real-time adjustments during unloading operations.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system dynamically adjusts unloading position recommendations based on varying conditions including traffic density, lane arrangements, obstruction locations, and recipient physical capabilities. The position determination is not fixed but adapts to the specific context of each delivery destination, enabling versatility while maintaining operational simplicity through automated decision-making.

Inventive Principle:
Principle #15Dynamics

2Reliability

If unloading positions are determined based on detailed analysis of traffic, lane, and obstruction attributes, then unloading safety and accessibility are improved, but the processing time and computational resources increase

Engineering Contradiction:
Improveunloading safetyVSAvoidposition determination time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs comprehensive analysis of delivery destination attributes and determines optimal unloading positions in advance, before the autonomous vehicle completes its journey. By conducting this detailed analysis preliminarily, the system ensures high unloading safety through thorough consideration of traffic conditions, lane configurations, and obstructions, while avoiding time consumption during the actual unloading process.

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If the autonomous vehicle stops in optimal positions for unloading, then recipient accessibility is improved, but the vehicle may block traffic flow or create obstructions

Engineering Contradiction:
Improverecipient accessibilityVSAvoidtraffic obstruction
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The system analyzes the specific local conditions at the delivery destination including lane configurations, obstruction locations, and traffic flow patterns to determine the most appropriate unloading position. By considering local qualities of the delivery environment, the system recommends positions that maximize recipient accessibility while minimizing negative impacts on traffic flow and surrounding obstructions.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system dynamically adjusts unloading position recommendations based on real-time conditions such as traffic density and lane availability. When traffic conditions indicate potential obstruction risks, the system adapts by suggesting alternative positions that maintain recipient accessibility while reducing harmful effects on traffic flow.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11676095B2Device for determining position to unload parcel from autonomous vehicle for delivery, method, autonomous vehicle, and system
Publication Date: 2023.06.13 PANASONIC INTELLECTUAL PROPERTY CORP OF AMERICA
  • US11676095B2 patent drawing
  • US11676095B2 patent drawing
  • US11676095B2 patent drawing

AI summary

A device includes a processor and memory storing a computer program that causes the processor to perform operations including (A) acquiring an address indicating a delivery destination of a package, and first attribute information indicating an attribute of a stopping position where an autonomous vehicle delivering the package stops at the delivery destination, (B) determining a side from which the package is to be unloaded at the delivery destination, out of a plurality of sides of the autonomous vehicle, based on the address and the first attribute information, and (C) outputting management information in which identification information for identifying the package is associated with the determined side.