Direct Backlight Optical Simulation Apparatus

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Solution Overview

Problem

The current direct-type backlight optical simulation process is lengthy and costly, requiring multiple iterations of design and production of mockup samples due to errors in the optical scheme, leading to increased development cycles and expenses.

Innovation Solution

A direct-type backlight optical simulation apparatus and system that includes a diffusion plate, supporting plate, mold frame device, and platform with adjustable components such as guide rails, LED clamps, and an MF device for precise adjustment of optical parameters like LED pitch, tilt angle, and distance, allowing for accurate simulation of the optical scheme without the need for repeated design drawings or mockup production.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If software simulation and mockup production are used for optical scheme verification, then measurement precision is improved, but loss of time and manufacturing cost increase significantly

Engineering Contradiction:

Improveoptical scheme verification accuracyVSAvoiddevelopment cycle

Core Design Contradiction:

Measurement precisionVSLoss of time

Solution Approach 1:

The patent creates a physical simulation apparatus that copies the optical characteristics of the actual product. By using a diffusion plate, reflection sheet, and adjustable LED clamps on a platform, it reproduces the optical scheme at a reduced scale, allowing verification without full-scale mockup production. This copying approach maintains measurement precision while dramatically reducing time and cost.

Inventive Principle:

Principle #26Copying

Solution Approach 2:

The patent replaces the traditional software simulation and expensive mockup production process with a physical optical simulation apparatus. The adjustable LED clamps, diffusion plate, and reflection sheet create a mechanical-optical system that physically demonstrates optical behavior, substituting virtual simulation with tangible, adjustable physical models for faster verification.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

2Measurement precision

If software simulation and mockup production are used for optical scheme verification, then measurement precision is improved, but manufacturing cost increases significantly

Engineering Contradiction:

Improveoptical scheme verification accuracyVSAvoidmanufacturing cost

Core Design Contradiction:

Measurement precisionVSEase of manufacture

Solution Approach 1:

Inventive Principle:

Principle #26Copying

Solution Approach 2:

The simulation apparatus uses relatively simple, easily replaceable components such as LED clamps, diffusion plates, and reflection sheets that can be quickly adjusted or replaced without significant investment. This allows multiple verification iterations using low-cost components rather than expensive mockups, reducing overall manufacturing costs while maintaining verification accuracy.

Inventive Principle:

Principle #27Cheap short-living objects (Disposable)

3Measurement precision

If iterative design and mockup production are performed due to optical scheme errors, then measurement precision is maintained, but device complexity and cost increase

Engineering Contradiction:

Improveoptical scheme verification accuracyVSAvoiddesign process complexity

Core Design Contradiction:

Measurement precisionVSDevice complexity

Solution Approach 1:

The patent incorporates adjustable LED clamps that can be moved along guide rails and positioned at different angles and distances. This dynamic adjustability allows the optical scheme to be modified and re-tested quickly within the same apparatus, eliminating the need for repeated mockup production and reducing design process complexity while maintaining verification precision.

Inventive Principle:

Principle #15Dynamics

Solution Approach 2:

The simulation apparatus is divided into independent, modular components including LED clamps, guide rails, diffusion plate, and reflection sheet. Each component can be independently adjusted or replaced, allowing systematic optimization of the optical scheme without requiring complete redesign or new mockups, thereby reducing overall design complexity.

Inventive Principle:

Principle #1Segmentation

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

This solution enables rapid and cost-effective simulation of optical schemes, reducing development cycles and costs by allowing precise adjustment of optical parameters, thereby eliminating the need for iterative design and production of mockup samples.

Implementation Method 1

a reflection sheet (8)

Methodology Applied

Scientific EffectReflection: Reflection

Data Source

PatentUS10054269B2Direct-type backlight optical simulation device and system

Publication Date: 2018.08.21 BOE TECHNOLOGY GROUP CO LTD

AI summary

A direct-type backlight optical simulation apparatus and system are provided. The apparatus includes a diffusion plate, a supporting plate for the diffusion plate, an MF device and a platform, a side wall and a supporting rack for the diffusion plate are formed around the platform, and the platform includes slides, a reflection sheet and a plurality of first guide rails arranged to be parallel to each other. The MF device includes an MF fixing device, an MF reflection plate and an MF angle adjustment device. The MF reflection plate is coupled with the MF fixing device by the MF angle adjustment device, and the MF device is fixed on the side walls of the platform by the MF fixing device.