Semi-finished Electronic Device Testing Cavity for Sensitivity Correction

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Solution Overview

Problem

The increasing complexity of electronic devices complicates testing, making it difficult to assess and improve their performance effectively at the finished product stage.

Innovation Solution

A semi-finished electronic device design featuring a substrate, sensing module, and lid that forms a testing cavity, allowing for instant sensitivity correction through air pressure testing, reducing test difficulty and improving device performance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If tests are performed on finished electronic devices, then device performance can be assessed, but test difficulty increases as device structure becomes more complicated

Engineering Contradiction:

Improvedevice performance assessmentVSAvoidtest difficulty

Core Design Contradiction:

Measurement precisionVSDevice complexity

Solution Approach 1:

The patent performs sensitivity correction tests on the sensing module at the semi-finished product stage, before the complete device assembly is finalized. This preliminary testing approach allows performance assessment to be conducted when the device structure is simpler, avoiding the complexity of testing on fully assembled devices with multiple integrated components

Inventive Principle:

Principle #10Preliminary action

2Manufacturing precision

If sensitivity correction is performed on finished devices, then device performance can be improved, but test complexity increases

Engineering Contradiction:

Improvesensitivity correctionVSAvoidtest complexity

Core Design Contradiction:

Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent separates the sensing module from the complete device assembly and tests it independently within a dedicated testing cavity. This segmentation allows sensitivity correction to be performed on the sensing module alone, significantly reducing test complexity compared to testing the entire finished device with all its integrated subsystems

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The patent introduces a testing cavity as an intermediary environment that facilitates sensitivity correction tests. This dedicated testing space provides controlled conditions for accurate sensitivity measurement and adjustment without the interference of other device components, enabling precise correction with simpler test procedures

Inventive Principle:

Principle #24Intermediary (Mediator)

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 design enables reduced test complexity and effective sensitivity correction in electronic devices by performing correction sensitivity tests at the semi-finished product stage, enhancing overall device performance.

Implementation Method 1

a correction sensitivity test of the electronic device is performed through air pressure

Methodology Applied

Scientific EffectAir pressure: Pressure Increase

Data Source

PatentUS12129169B2Semi-finished product of electronic device and electronic device

Publication Date: 2024.10.29 MERY ELECTRONICS CO LTD

AI summary

Provided is a semi-finished product of an electronic device, including a substrate, a sensing module, and a lid. The substrate has a first surface and a second surface opposite to each other. The sensing module is disposed on the first surface. The lid is disposed on the first surface and forms a first cavity together with the substrate. An electronic device is also provided.