Mobile Device Mirroring Legacy Aircraft Displays

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Solution Overview

Problem

Older aircraft display systems lack interactive capabilities, such as cursor control, limiting the integration of modern applications due to their reliance on simple line select functions, which are not compatible with modern human-machine interfaces.

Innovation Solution

A system that uses a mobile device with a touchscreen to generate and mirror a graphical user interface on an aircraft display, allowing user inputs to be received and synchronized between the mobile device and the aircraft display, effectively emulating a trackpad for enhanced navigation and interaction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a mobile device with touchscreen is integrated with the aircraft display system, then the ease of operation and adaptability to modern interfaces are improved, but the device complexity increases

Engineering Contradiction:
Improveinterface capabilityVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The mobile device serves as an intermediary input device that bridges modern touchscreen capabilities with legacy aircraft display systems. The controller mediates between the mobile device inputs and the aircraft display, translating touchscreen gestures into display navigation commands without requiring modification of the original display system architecture.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system enables the mobile device to perform multiple functions: serving as a cursor control device, providing touchscreen input capabilities, and acting as a display mirror for the aircraft system. This multi-functionality improves ease of operation while avoiding the need for separate specialized devices for each function.

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

2Adaptability or versatility

If line select functions are used in older aircraft display systems, then the device complexity is kept low, but the adaptability to modern human-machine interfaces is limited

Engineering Contradiction:
Improveinterface compatibilityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system separates the input functionality from the display system itself. The mobile device handles modern touchscreen input operations independently, while the aircraft display system maintains its original line select architecture. This segmentation allows modern interface adaptability without increasing the complexity of the core aircraft display system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Instead of modifying the aircraft display system to support modern interfaces, the solution inverts the approach by using a mobile device that natively supports modern interfaces and translating its inputs to work with the legacy display system. This inversion preserves the simplicity of the aircraft system while gaining modern interface capabilities.

Inventive Principle:
Principle #13The other way round (Inversion)

Data Source

PatentUS10235890B1System for navigating an aircraft display with a mobile device
Publication Date: 2019.03.19 ROCKWELL COLLINS INC
  • US10235890B1 patent drawing
  • US10235890B1 patent drawing
  • US10235890B1 patent drawing

AI summary

Systems and methods for navigating an aircraft display with a mobile device are disclosed. In embodiments, a system includes an aircraft display and a controller in communication with the aircraft display and a mobile device. The controller is configured to generate a graphical user interface at the aircraft display and mirror the graphical user interface at the mobile device. The controller is further configured to receive a user input via the mobile device and configured to update the graphical user interface at the aircraft display and the mobile device based upon the user input.