Satellite Antenna Reflector Heating System
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Solution Overview
Problem
Snow and ice accumulation on satellite antenna reflectors interfere with signal reception, requiring inconvenient and potentially dangerous manual removal or inefficient heating solutions.
Innovation Solution
A satellite dish heating system with a heating element attached to the reflector, powered by a battery charged via coaxial cabling, which uses control logic to activate heating elements and ensure efficient snow and ice removal without overloading the power supply.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual removal of snow and ice is used, then the reflector can be cleared, but user safety risks and inconvenience increase
Solution Approach 1:
The patent replaces the mechanical manual removal system with an electrical heating system. Heating elements are embedded in the reflector surface and activated by a control circuit that detects snow/ice conditions, automatically melting the accumulation without requiring user physical intervention, thereby eliminating safety risks and inconvenience.
Solution Approach 2:
The heating system operates autonomously by detecting snow or ice accumulation on the reflector and automatically activating the heating elements to melt the accumulation. The system serves itself by monitoring its own operational conditions and initiating the appropriate clearing action without external user input.
2Extent of automation
If a heating system is implemented, then snow and ice can be removed automatically, but power supply complexity increases
Solution Approach 1:
The patent utilizes the existing coaxial cable that already connects the satellite receiver to the dish for multiple purposes: signal transmission and power delivery. The heating system draws power through this existing infrastructure, eliminating the need for separate power cables or additional electrical infrastructure, thereby reducing overall system complexity despite adding automation.
Solution Approach 2:
The patent introduces a power supply circuit as an intermediary component that converts the receiver's output voltage into appropriate heating elements voltage. This intermediary manages the power conversion and distribution, allowing the heating system to integrate seamlessly with the existing satellite receiver and coaxial cable infrastructure without requiring direct high-voltage connections.
3Productivity
If heating elements are activated continuously, then snow and ice are removed efficiently, but energy consumption increases
Solution Approach 1:
The patent implements periodic or conditional heating activation based on snow/ice detection rather than continuous operation. The control circuit monitors the reflector surface conditions and activates heating elements only when accumulation is detected, thereby maintaining effective snow removal while significantly reducing overall energy consumption compared to continuous heating.
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
Enables automatic and efficient removal of snow and ice from satellite antenna reflectors, maintaining signal reception without the need for separate power sources or dangerous manual intervention, while optimizing energy use to prevent overheating.
Implementation Method 1
a battery located proximate the satellite antenna reflector and configured to store power supplied by the satellite receiver and to supply power to the heating element
Implementation Method 2
The heating element may then utilize the power supplied by the battery to heat the surface of the reflector, removing ice and snow from the reflector surface
Data Source
Figure 1
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AI summary
Apparatus and systems are described herein for heating a satellite antenna reflector to remove snow and ice from the reflector surface. A satellite heating system includes a heating element attached to the satellite antenna reflector and a battery associated with the heating element. A satellite receiver provides a satellite antenna with a supply voltage over cabling communicatively coupling the satellite receiver and the satellite antenna. The supply voltage is further utilized to charge the battery. The heating element may then utilize the power supplied by the battery to heat the surface of the reflector, removing ice and snow from the reflector surface.