Aircraft Docking Guidance System for Larger Aircraft Safety

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Solution Overview

Problem

Existing aircraft docking systems are not adapted to handle larger aircraft safely, leading to potential interruptions and accidents, even if the physical dimensions fit the stand, due to larger turning radii and wing tip to wing tip distances.

Innovation Solution

An aircraft docking system that includes a position monitoring system, a control unit, and a display, which defines a first area and a subsection within that area to guide the pilot by comparing the aircraft's position, allowing or instructing the pilot to proceed or stop based on whether the aircraft is within the subsection, thereby predicting successful approach without exact location knowledge.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If existing aircraft docking systems are used for larger aircraft, then the physical dimensions may fit the stand, but the larger turning radius and wing tip to wing tip distance lead to safety issues and potential accidents

Engineering Contradiction:
Improvedocking safetyVSAvoidadaptability to larger aircraft
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The system dynamically adjusts the guidance parameters and area boundaries based on the specific dimensions and characteristics of the approaching aircraft. The control unit modifies the first area and subsection definitions in real-time according to the aircraft type, allowing the same docking system to safely accommodate different aircraft sizes while maintaining safety standards

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes the spatial parameters (area boundaries, subsection extents) and guidance parameters based on the aircraft's dimensions. By adjusting these parameters according to the aircraft type, the system adapts to larger aircraft with greater turning radii and wing tip distances, ensuring safe docking operations

Inventive Principle:
Principle #35Parameter changes

2Reliability

If the position monitoring system monitors the aircraft position continuously, then the docking safety is improved, but the system complexity increases

Engineering Contradiction:
Improvedocking safetyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The monitored area is segmented into distinct zones: a first area extending along the approach direction with a front boundary, and a subsection within the first area that encloses the stop position. This segmentation allows the system to provide differentiated guidance (proceed or stop) based on which zone the aircraft enters, simplifying the control logic while maintaining safety

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The control unit acts as an intermediary that processes the position data from the position monitoring system and translates it into simple guidance instructions displayed to the pilot. This intermediary layer simplifies the interface between complex monitoring and simple pilot action, reducing overall system complexity

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11053023B2Method and a system for guiding a pilot of an approaching aircraft to a stop position at a stand
Publication Date: 2021.07.06 ADB SAFEGATE SWEDEN AB
  • US11053023B2 patent drawing
  • US11053023B2 patent drawing
  • US11053023B2 patent drawing

AI summary

The disclosure relates to a method for guiding a pilot of an approaching aircraft to a stop position at a stand, said method being characterized by: monitoring a position of the approaching aircraft within a volume at the stand, comparing said monitored position with a first area, said first area enclosing the stop position, comparing said monitored position with a subsection of the first area enclosing the stop position, if said monitored position is inside said subsection: transmitting information to a display to show an indication to the pilot to proceed approaching the stand, and if said monitored position is inside the first area but not inside said subsection: transmitting information to the display to show an indication to the pilot to stop the aircraft. The disclosure further relates to an aircraft docking system.