Modular Server Expansion via Coupled Chassis

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Solution Overview

Problem

Existing server upgrades are inefficient and often require purchasing new equipment to meet increased performance demands, as replacing individual components is insufficient to fully address changing requirements such as increased memory and processing needs.

Innovation Solution

A modular system that allows for the external expansion of existing blade servers by coupling an expansion chassis and printed circuit assembly, enhancing memory and processing power while maintaining compatibility with the existing server configuration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Power

If individual components of the server are replaced with more powerful components, then processing power and memory capacity can be improved, but this process is inefficient and insufficient to fully meet increased performance demands

Engineering Contradiction:
Improveprocessing powerVSAvoidupgrade efficiency
Core Design Contradiction:
PowerVSProductivity

Solution Approach 1:

The server system is divided into modular components including a base server unit and detachable expansion modules. Each expansion module contains specific functional components (processors, memory, storage) that can be independently added or removed. This segmentation allows for efficient upgradation by simply attaching the required expansion module rather than replacing individual components within the server.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The expansion modules are designed with universal compatibility to work with the base server unit. A single expansion module interface can accommodate different types of functional modules (processing modules, memory modules, storage modules), allowing the server to perform multiple functions through modular attachment rather than requiring dedicated replacement procedures for each component type.

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

2Power

If a new server is purchased to satisfy new requirements, then performance demands can be fully met, but this is inefficient and increases costs

Engineering Contradiction:
Improveperformance capacityVSAvoidinventory and material costs
Core Design Contradiction:
PowerVSLoss of substance

Solution Approach 1:

The server system transitions from a static configuration to a dynamic,可扩展 architecture. The base server unit remains constant while expansion modules can be dynamically added or removed based on current performance requirements. This allows the system to adapt to changing demands without requiring complete replacement of the server hardware.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The expansion modules are designed to nest with or attach to the base server unit, forming an integrated system. The modular components fit together like nested dolls, where smaller functional modules can be attached to the larger base unit. This nesting approach allows incremental expansion of capabilities while reusing the existing server infrastructure, reducing the need to purchase entirely new servers.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Adaptability or versatility

If the server configuration is expanded to meet changing requirements, then adaptability is improved, but device complexity increases

Engineering Contradiction:
Improveconfiguration flexibilityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

Complex functional components (processors, memory, storage) are extracted from the main server unit and placed into separate expansion modules. This extraction simplifies the base server unit while allowing flexible reconfiguration by attaching different expansion modules. The complexity is contained within removable modules rather than being permanently integrated into the server architecture.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS7589974B2Modular server and method
Publication Date: 2009.09.15 HEWLETT PACKARD ENTERPRISE DEV LP
  • US7589974B2 patent drawing
  • US7589974B2 patent drawing
  • US7589974B2 patent drawing

AI summary

A modular computer system is provided. In one embodiment, the system includes a computer server having a first printed circuit assembly disposed within a first housing and an expansion connector. The computer server is configured to be coupled to a modular expansion unit via the expansion connector to convert the computer server from a base configuration to an expanded configuration. In various embodiments, the expanded configuration may provide additional processing power, additional memory, or the like. A method of assembling a modular computer system is also provided.