RF Cable Connector Stabilization via Spacer Block and Retention Member
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Solution Overview
Problem
Conventional high-speed RF cable connector systems, such as GPO and GPPO subminiature push-on connectors, fail to ensure signal integrity at or above 40G due to instability in cable-to-component interfaces, affecting electromagnetic characteristics and high-speed RF signal performance, and require compatibility with specific manufacturers for stabilization solutions.
Innovation Solution
A stabilization system comprising a spacer block and a retention member, such as a spring clamp, secured to a board or heatsink assembly, which surrounds and secures high-speed RF connectors, ensuring a fixed and immovable interface, thereby maintaining constant electrical parameters over time, compatible with multiple cables and components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If conventional detent holding features are used in GPO/SMP or GPPO/SMPM RF cable connectors, then the connectors are easy to install and remove, but the connector interface stability deteriorates at 40G and above
Solution Approach 1:
The stabilization system divides the connector assembly into separate functional components: the original detent holding connector and an added stabilization mechanism comprising a stabilization member and retaining structure. This segmentation allows the connector to maintain both ease of operation through detent features and interface stability through the additional stabilization components working independently together
Solution Approach 2:
The stabilization member acts as an intermediary element between the connector and the component or cable. This intermediate component provides the necessary mechanical stabilization to prevent interface movement while allowing the original detent holding features to continue functioning for easy installation and removal
2Stability of the object's composition
If a stabilizing screw-in connector interface is used, then the connector interface stability improves, but the system requires manufacturer-specific compatibility
Solution Approach 1:
The stabilization system is designed with universal applicability across different manufacturer connectors. The stabilization member and retaining structure can be adapted to work with various GPO/SMP and GPPO/SMPM connector types from different manufacturers, providing both stability improvement and multi-manufacturer compatibility simultaneously
3Stability of the object's composition
If additional stabilization components are added to the connector system, then the connector interface stability improves, but the device complexity increases
Solution Approach 1:
The stabilization components are integrated with the existing connector assembly in a compact manner. The stabilization member and retaining structure are positioned to work within the existing connector geometry, merging the stabilization function with the original connector design rather than adding bulky separate components
Data Source
AI summary
The present disclosure provides a cable connector interface stabilization system, including: a component; one or more cables coupled to the component through one or more connectors; a spacer block disposed adjacent to the one or more connectors; and a retention member disposed adjacent to the one or more connectors opposite the spacer block and selectively secured to the spacer block, thereby securing the one or more connectors, and thereby securing the one or more cables to the component. The spacer block disposed adjacent to the one or more connectors is attached to one of a board and a heatsink assembly. The spacer block and the retention member surround the one or more connectors. The spacer block and the retention member secure the one or more connectors and secure the one or more cables to the component such that the associated connector-to-component interface(s) are fixed and immovable, ensuring that the associated electrical parameter(s) remain constant over time.