OCP Module Adapter for Front-Bay EDSFF Cage Integration
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Solution Overview
Problem
Existing server designs face challenges in accommodating OCP modules at the front panel due to incompatibility with drive bays, requiring separate chassis designs and increased logistical costs, and existing solutions fail to efficiently integrate OCP modules with storage drives without complicating manufacturing and logistics.
Innovation Solution
A configurable drive cage system that can be adapted to receive either storage drives or OCP modules, or both, using modular backplanes and adapters, allowing OCP modules to be positioned at the front panel by routing connections around intervening components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If separate chassis designs are used to accommodate OCP modules at the front panel, then OCP module installation is enabled, but development, manufacturing, and logistical costs increase
Solution Approach 1:
The drive bay is designed to accommodate both storage drives and OCP modules through the use of an adapter. The adapter enables the same physical bay to serve multiple functions - either holding a storage drive directly or an OCP module via the adapter, eliminating the need for separate chassis designs for different module types.
Solution Approach 2:
An adapter component is introduced as an intermediary between the drive bay and the OCP module. This adapter acts as a mediator that translates the mechanical and electrical interface requirements, allowing the OCP module to be installed in a drive bay that was originally designed for storage drives, thereby enabling multi-functionality without redesigning the entire chassis.
2Adaptability or versatility
If drive bays are used to receive OCP modules, then front panel OCP module positioning is achieved, but compatibility issues arise due to interface differences
Solution Approach 1:
The adapter serves as an intermediary component that bridges the interface incompatibility between drive bays and OCP modules. It provides the necessary mechanical interface with the drive bay while simultaneously providing the correct electrical and mechanical interface for the OCP module, thereby resolving compatibility issues without increasing device complexity.
Solution Approach 2:
The solution segments the interface requirements into two distinct parts: the external interface with the drive bay and the internal interface with the OCP module. The adapter is designed with separate interface sections that independently satisfy each interface requirement, making the integration of incompatible components straightforward and manageable.
3Ease of manufacture
If existing chassis designs are maintained without adapters, then manufacturing simplicity is preserved, but OCP module integration at the front panel is prevented
Solution Approach 1:
The adapter acts as a mediator that enables OCP module integration into existing chassis designs without requiring any modification to the original chassis structure. By introducing this intermediate component, the system gains enhanced adaptability while preserving the manufacturing simplicity of the original chassis design.
Solution Approach 2:
The system transitions from a static, single-function drive bay design to a dynamic, multi-function configuration. The adapter enables the drive bay to adapt its function based on whether a storage drive or an OCP module is installed, providing flexibility and versatility while maintaining the original chassis design for manufacturing simplicity.
Data Source
AI summary
An adapter, a system and a method. The adapter comprising a frame that comprises an inner engagement features configured to engage with an OCP module received in the interior volume and to attach the OCP adapter to the OCP module and an outer engagement features configured to engage with engagement features of a bay of the EDSFF drive cage as the OCP adapter is inserted into the bay, and a latching mechanism connected to the frame and configured to latch into a latching feature of the EDSFF cage in an installed state of the OCP adapter in the bay.