Semiconductor Storage Housing Segmentation for Memory Heat Isolation
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Solution Overview
Problem
Existing semiconductor storage devices face challenges in effectively managing heat dissipation between different components, leading to potential temperature increases in semiconductor memory components, which can affect reliability.
Innovation Solution
The semiconductor storage device is designed with a housing configuration where the first and second wall portions are separable, incorporating thermally conductive members and gaps with lower thermal conductivity to prevent heat conduction between these portions, thereby maintaining lower temperatures in semiconductor memory components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the housing is designed as a single integrated structure, then manufacturing is simpler and structural strength is higher, but heat from the controller and power conversion components conducts to the semiconductor memory components, increasing their temperature and reducing reliability
Solution Approach 1:
The housing is divided into multiple separate wall portions (first wall portion, second wall portion, third wall portion, fourth wall portion) that are positioned around different regions of the board. This segmentation creates thermal isolation zones that prevent heat conduction from heat-generating components to semiconductor memory components, thereby reducing the temperature of memory components while maintaining structural integrity through the coordinated arrangement of segmented walls.
Solution Approach 2:
Different wall portions of the housing are strategically positioned to face specific regions of the board with different thermal characteristics. The first and third wall portions face the first region containing heat-generating components, while the second and fourth wall portions face the second region containing semiconductor memory components. This local quality differentiation creates thermal barriers that protect sensitive memory components from heat while allowing heat-generating components to operate in their designated zones.
2Ease of manufacture
If the housing wall portions are made separable, then assembly and disassembly become easier and heat conduction is reduced, but manufacturing complexity increases
Solution Approach 1:
The housing is segmented into multiple independently manufacturable wall portions that can be assembled separately and then combined. This segmentation allows each wall portion to be manufactured using standard processes without requiring complex integrated tooling, while the modular nature enables easy assembly and disassembly. The structural complexity is managed by designing simple connection interfaces between the segmented walls.
Solution Approach 2:
Each wall portion serves multiple functions: providing structural support, creating thermal isolation barriers, and forming protective enclosures for specific component regions. This multi-functionality reduces the need for additional specialized components, thereby managing overall device complexity while achieving ease of assembly through standardized, multi-purpose modular units.
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 configuration enhances the reliability of the semiconductor storage device by suppressing heat conduction and maintaining lower temperatures in semiconductor memory components, even when other components like the controller and power conversion components generate heat.
Implementation Method 1
The housing includes a first wall portion that is positioned on a first side with respect to the board in a first direction which is a thickness direction of the board, and faces the first region; a second wall portion that is positioned on the first side with respect to the board in the first direction and faces the second region
Data Source
AI summary
A semiconductor storage device according to an embodiment includes a housing and a board, a controller, and a semiconductor memory component. The housing includes a first wall portion, a second wall portion, a third wall portion, and a fourth wall portion. The first wall portion and the second wall portion are separatable from each other. The third wall portion and the fourth wall portion are separatable from each other.