Controller Backlight Module for Automated Tool Status Display

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Solution Overview

Problem

Conventional automated tool controllers with multiple indicator lights can confuse users and increase production costs, and existing displays often fail to promptly convey critical system information due to size constraints.

Innovation Solution

A controller with a monochromatic pixilated display and a controllable backlighting module, where the processor selectively activates pixels and adjusts the backlight color to convey information about the automated tool, allowing for clear and immediate communication of system status and alerts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If multiple indicator lights are used to indicate various conditions, then the information coverage is improved, but the device complexity and cost increase

Engineering Contradiction:
Improveinformation coverageVSAvoiddevice complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent combines multiple indicator functions into a single display device. The display unit shows multiple pieces of information simultaneously through different visual representations (icons, text, colors), eliminating the need for multiple separate indicator lights while maintaining comprehensive information coverage.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The display unit serves multiple functions: it displays operational status, error messages, warnings, and system information all through one interface. This multi-functional approach replaces numerous single-purpose indicator lights with one versatile display system.

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

2Loss of information

If multiple indicator lights are used to indicate various conditions, then the information coverage is improved, but the manufacturing cost increases

Engineering Contradiction:
Improveinformation coverageVSAvoidmanufacturing cost
Core Design Contradiction:
Loss of informationVSEase of manufacture

Solution Approach 1:

The patent combines multiple indicator functions into a single display device. The display unit shows multiple pieces of information simultaneously through different visual representations (icons, text, colors), eliminating the need for multiple separate indicator lights while maintaining comprehensive information coverage.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The display unit serves multiple functions: it displays operational status, error messages, warnings, and system information all through one interface. This multi-functional approach replaces numerous single-purpose indicator lights with one versatile display system.

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

3Area of stationary object

If a small display size is used, then the device compactness is improved, but the information visibility and immediate noticeability deteriorate

Engineering Contradiction:
Improvedisplay sizeVSAvoidinformation visibility
Core Design Contradiction:
Area of stationary objectVSLoss of information

Solution Approach 1:

The display presents information in segmented, organized sections with clear visual hierarchy. Critical information is segmented and highlighted separately from secondary information, allowing important messages to be immediately noticeable despite the limited overall display area.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent uses color changes and visual variations to draw attention to critical information. Different colors and visual styles indicate different priority levels, ensuring that important alerts are immediately noticeable even on a compact display.

Inventive Principle:
Principle #32Color changes

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The solution effectively reduces user confusion and production costs by providing a clear, intuitive means of conveying system information and alerts, ensuring that critical conditions are promptly noticed and addressed.

Implementation Method 1

The backlighting module provides a backlight for the display

Methodology Applied
Scientific EffectLight Emitting Diode: Light Emitting Diode

Data Source

PatentUS7347735B2Controller with information conveying backlight module and cable for connecting the controller to an automated tool
Publication Date: 2008.03.25 STANLEY BLACK & DECKER INC
  • US7347735B2 patent drawing
  • US7347735B2 patent drawing
  • US7347735B2 patent drawing

AI summary

A controller that controls an automated tool that comprises a monochromatic display, a backlighting module, and a processor. The monochromatic display comprises a plurality of pixels that are selectively activated and deactivated to convey information to a user. The backlighting module provides a backlight for the display, wherein the backlighting module is capable of controllably changing the color of the backlight. The processor that controls the display to selectively activate and deactivate the plurality of pixels to convey information about the automated tool, and wherein the processor controls the backlighting module such that the backlight provided by the backlighting module conveys information about the automated tool.