Stacked Capacitor Assembly Without Carbon or Silver Layers

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Solution Overview

Problem

Current capacitor technologies require complex structures with carbon-containing and silver-containing materials, which complicate the design and may not fully meet electrical characteristic requirements.

Innovation Solution

A stacked capacitor assembly and package structure that uses conductive substrates with an inner conductive structure and outermost covering structure, both devoid of carbon-containing and silver-containing materials, allowing for a simplified design while maintaining electrical performance by positioning the inner conductive structure between substrates and covering it with an outermost structure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If carbon-containing materials and silver-containing materials are used in the capacitor structure, then electrical characteristics can be maintained, but the structure becomes complex and manufacturing difficulty increases

Engineering Contradiction:
Improvestructure complexityVSAvoidelectrical characteristics
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The patent removes carbon-containing materials and silver-containing materials from the capacitor structure, extracting the problematic elements that caused structural complexity while maintaining electrical performance through alternative material compositions in the inner conductive structure and insulating resin

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent changes the material composition parameters by eliminating carbon and silver-containing materials, and instead using alternative conductive materials and insulating resin formulations to achieve the desired electrical characteristics without the complexity associated with traditional materials

Inventive Principle:
Principle #35Parameter changes

2Ease of manufacture

If a simplified capacitor structure is used, then manufacturing is easier, but electrical characteristic requirements may not be fully met

Engineering Contradiction:
Improvemanufacturing easeVSAvoidelectrical characteristics
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The patent merges the inner conductive structure with the insulating resin to form an integrated insulating resin layer that combines both electrical functionality and structural support, simplifying the manufacturing process while ensuring electrical characteristic requirements are met through the unified design

Inventive Principle:
Principle #5Merging (Combining)

3Volume of moving object

If the inner conductive structure is positioned between adjacent conductive substrates, then space utilization is improved, but manufacturing precision requirements increase

Engineering Contradiction:
Improvespace utilizationVSAvoidpositioning precision
Core Design Contradiction:
Volume of moving objectVSManufacturing precision

Solution Approach 1:

The patent segments the capacitor structure into distinct layers including the inner conductive structure positioned between conductive substrates, with each layer having defined spatial relationships that optimize space utilization while maintaining manufacturability through clear structural boundaries

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20240428991A1Stacked capacitor assembly and method of manufacturing the same, and stacked capacitor package structure
Publication Date: 2024.12.26 APAQ TECH
  • US20240428991A1 patent drawing
  • US20240428991A1 patent drawing
  • US20240428991A1 patent drawing

AI summary

A stacked capacitor assembly and a method of manufacturing the same, and a stacked capacitor package structure are provided. The stacked capacitor assembly includes a plurality of conductive substrates, an inner conductive structure and an outermost covering structure. Each of the conductive substrates has a first portion and a second portion opposite to the first portion. The inner conductive structure is configured to cover the first portion of each of the conductive substrates and be disposed between any two adjacent ones of the conductive substrates. The outermost covering structure is configured to cover the inner conductive structure. The inner conductive structure is provided without carbon-containing materials or silver-containing materials, and a space is formed between any two adjacent ones of the conductive substrates without carbon-containing materials or silver-containing materials.