OTST Plate Status Indicator Viewing Angle Optimization

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Solution Overview

Problem

Current network devices face challenges in monitoring and managing performance due to limited viewing angles of LED indicators, making it difficult for users to observe system status as they move around the device.

Innovation Solution

A network device design featuring a first and second plate with a light source, where the light source projects a column of light onto the second plate's surface, allowing status indicators to be viewed from both surfaces, enhancing the viewing angle and enabling performance monitoring from various orientations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If LED indicators are shown on one vertical surface, then the device structure is simple, but the viewing angle is limited and icons are difficult to observe when users move toward the device

Engineering Contradiction:
Improveviewing easeVSAvoiddisplay structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent transitions from a single vertical display surface to a three-dimensional configuration with indicators on the front face, side face, and bottom surface of the device. This spatial distribution across multiple dimensions allows users to view status indicators from various angles and positions, resolving the limited viewing angle problem while maintaining structural simplicity through integrated LED lighting.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If status indicators are placed on a single surface, then the manufacturing process is simple, but the indicators cannot be viewed from multiple orientations

Engineering Contradiction:
Improveviewing orientationVSAvoiddisplay assembly
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The display system is segmented into multiple independent indicator groups located on different surfaces of the device (front, side, bottom). Each segment can be manufactured and positioned independently, then assembled together. This segmentation allows the system to provide multi-orientation viewing capability while keeping individual manufacturing steps simple and manageable.

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If a wide viewing angle display is implemented using multiple surfaces, then viewing performance is improved, but the device complexity increases

Engineering Contradiction:
Improvemonitoring capabilityVSAvoidindicator system
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

A single LED light source serves multiple functions by illuminating status indicators on different surfaces (front, side, bottom) simultaneously. This multi-functional approach allows one lighting component to support viewing from multiple orientations, reducing the overall number of components needed and simplifying the indicator system while maintaining wide viewing angle capability.

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

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 provides a wide viewing angle, allowing users to monitor device status effectively from different positions, improving performance management and usability by ensuring indicators remain readable regardless of the user's perspective.

Implementation Method 1

The light source, in one embodiment, can be an LED device capable of projecting a column of light beam with a predefined angle onto the first surface of OTST plate illuminating one or more status indicators

Methodology Applied
Scientific EffectLight projection: Light

Data Source

PatentUS8717190B2Method and apparatus for displaying system status with a wide range of viewing angle
Publication Date: 2014.05.06 NETGEAR INC
  • US8717190B2 patent drawing
  • US8717190B2 patent drawing
  • US8717190B2 patent drawing

AI summary

Network device includes a plate, an OTST plate, and a light source. First plate is situated at a first side of the network device wherein the first side can be the front side of device. OTST plate is situated at a second side of the network device and positioned substantially perpendicular to the plate, wherein the OTST plate having a first surface and a second surface further includes status indicators showing performance status associated with the network device. The light source, in one embodiment, can be an LED device capable of projecting a light beam with a predefined angle onto the first surface of OTST plate illuminating one or more status indicators. At least one status indicator is viewable from the second surface or bottom surface of OTST second plate when at least a portion of OTST plate is illuminated.