Adjustable Antenna Feed Assembly for Multi-Reflector Matching
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Solution Overview
Problem
Conventional antenna positioning systems require a new feed for each size of reflector, limiting flexibility and necessitating multiple purchases to accommodate varying reflector dimensions and frequency bands.
Innovation Solution
A mechanically adjustable feed system comprising a feed base, splash plate assembly, and feed insert, allowing for dynamic modification to accommodate different reflector sizes and frequencies without replacing the entire feed assembly, through removable coupling mechanisms and interchangeable components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a separate feed is used for each reflector size, then the antenna system can be optimized for each specific configuration, but the device complexity and cost increase due to needing multiple feed assemblies
Solution Approach 1:
The feed assembly is designed with universal adaptability to work with multiple reflector sizes through interchangeable components. The feed horn can be exchanged between different reflector configurations, allowing a single base feed assembly to serve multiple functions across different antenna diameters (e.g., 60cm, 80cm, 100cm reflectors), thereby reducing the need for multiple dedicated feed assemblies while maintaining optimized performance for each configuration
Solution Approach 2:
The feed assembly is segmented into interchangeable components including the feed horn, base, and support structures that can be independently exchanged. This segmentation allows specific parts to be swapped based on the reflector size being used, enabling the system to adapt to different configurations without replacing the entire feed assembly, thus reducing complexity while preserving optimization capabilities
2Reliability
If multiple feed assemblies are purchased for different reflector sizes, then each reflector can have its dedicated optimized feed, but the cost and loss of substance increase
Solution Approach 1:
Instead of discarding or storing multiple dedicated feed assemblies for different reflector sizes, the system allows the feed horn and other components to be recovered and reused across different reflector configurations. When changing from one reflector size to another, the feed components are transferred and reused with the new configuration, eliminating the need to purchase and dispose of multiple feed assemblies, thus reducing material consumption and cost
Solution Approach 2:
The feed assembly components are designed to be universally applicable across multiple reflector sizes, allowing a single set of components to serve multiple purposes. This multi-functionality eliminates the need to purchase separate feed assemblies for each reflector size, reducing the total number of feed assemblies needed while maintaining optimized performance for each configuration
3Ease of manufacture
If the feed is fixed for a specific reflector size, then the installation is simple, but the adaptability decreases when reflector sizes need to change
Solution Approach 1:
The feed assembly incorporates dynamic, interchangeable components that can be easily exchanged based on the reflector size being used. The feed horn, base, and support structures are designed with quick-change mechanisms allowing the system to adapt from one configuration to another without complex reinstallation procedures, thus maintaining ease of installation while providing versatility across different reflector sizes
Solution Approach 2:
The feed assembly is divided into modular, interchangeable segments that can be independently exchanged. This segmentation allows the system to maintain simple installation procedures for each specific configuration while providing adaptability across different reflector sizes, as each segment can be quickly swapped without affecting the entire assembly
Data Source
AI summary
An adjustable antenna positioning system feed is disclosed herein. The adjustable antenna positioning system feed includes a feed base, a splash plate assembly, and a feed insert. The feed base is configured to be coupled to a reflector. The splash plate assembly is configured to be removably coupled to the feed base. The adjustable antenna positioning system feed is in a primary arrangement when directly coupled. The feed insert is positioned between the feed base and the splash plate. The adjustable antenna positioning system feed is in a secondary arrangement when the feed insert is coupled with the feed base and the splash plate.