EMI Protection Door With Flexible Cable Sealing for Data Enclosures
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Solution Overview
Problem
Computing devices are vulnerable to electromagnetic interference (EMI) due to communication cables exiting enclosures without proper EMI seals, which can disrupt computer-implemented services.
Innovation Solution
An EMI protection door with conductive materials that conform to the shape of communication cables, forming seals to protect internal components from EMI.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If communication cables exit the enclosure without proper EMI seals, then ease of connection and assembly is improved, but electromagnetic interference protection deteriorates
Solution Approach 1:
The patent employs flexible conductive materials such as conductive foam or conductive filaments that can conform to the shape of communication cables. These flexible EMI seal components create electromagnetic interference protection through physical contact and conformance to cable surfaces, allowing cables to exit the enclosure while maintaining EMI sealing. The flexible nature of these materials enables them to adapt to different cable geometries without requiring rigid sealing structures.
Solution Approach 2:
The patent introduces EMI seal components as intermediary elements between the enclosure and communication cables. These intermediaries (conductive foam, conductive filaments, or conductive grommets) fill the interface between the rigid enclosure and the cable, creating an EMI barrier that allows cable passage while blocking electromagnetic interference. The intermediary materials serve as a mediator that maintains both cable connectivity and EMI protection simultaneously.
2Object-affected harmful factors
If rigid EMI sealing structures are used to block EMI, then EMI protection is improved, but adaptability to different cable shapes and sizes deteriorates
Solution Approach 1:
The patent employs flexible conductive materials such as conductive foam or conductive filaments that can conform to the shape of communication cables. These flexible EMI seal components create electromagnetic interference protection through physical contact and conformance to cable surfaces, allowing cables to exit the enclosure while maintaining EMI sealing. The flexible nature of these materials enables them to adapt to different cable geometries without requiring rigid sealing structures.
Solution Approach 2:
The patent utilizes materials whose physical parameters (shape, density, conductivity distribution) can be adjusted to match different cable geometries. The conductive foam and filaments can be configured with varying densities and shapes to accommodate different cable types. This parameter adaptability allows the same EMI seal system to effectively seal around various cable configurations while maintaining consistent EMI protection performance.
3Object-affected harmful factors
If EMI seal components are added to protect against EMI, then EMI protection is improved, but device complexity increases
Solution Approach 1:
The patent employs flexible conductive materials such as conductive foam or conductive filaments that can conform to the shape of communication cables. These flexible EMI seal components create electromagnetic interference protection through physical contact and conformance to cable surfaces, allowing cables to exit the enclosure while maintaining EMI sealing. The flexible nature of these materials enables them to adapt to different cable geometries without requiring rigid sealing structures.
Solution Approach 2:
The patent utilizes relatively simple, inexpensive EMI seal components such as foam inserts or filaments that can be easily installed and replaced. These affordable components provide effective EMI protection without requiring complex or expensive sealing mechanisms. The simplicity and low cost of these components make them practical for widespread deployment in data processing systems.
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
Maintains EMI seals while allowing communication cables to exit enclosures, reducing the likelihood of EMI interference and ensuring uninterrupted computer-implemented services.
Implementation Method 1
an EMI protection door positioned with an opening in the enclosure, the EMI protection door adapted to conform a shape of a portion of the EMI protection door to a shape of a portion of the communication cable while the communication cable is positioned with the portion of the EMI protection door to establish an EMI seal between the portion of the EMI protection door and the portion of the communication cable
Data Source
AI summary
Devices, systems, and methods for managing data processing systems are disclosed. A data processing system may include hardware components that may communicate with other hardware components of other data processing systems via a communication cable. To exit an enclosure of the data processing system, the communication cable may pass through an electromagnetic interference (EMI) protection door of the data processing system. The EMI protection door may include a first portion and a second portion. The first portion and the second portion may include a conductive material that may form an EMI seal with the communication cable when the EMI protection door is closed and the communication cable is positioned in a gap between the first portion and the second portion. The EMI protection door may include at least a first hinge to move the EMI protection door between an open position and a closed position.