Satellite Reception Assembly Phased Horn Array Beam Reconstruction
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Solution Overview
Problem
Conventional communication systems are power-hungry, slow, expensive, and inflexible, failing to efficiently reconstruct and stabilize satellite beams due to misalignment and environmental factors like wind.
Innovation Solution
A satellite outdoor unit (ODU) with a phased horn array and circuitry that dynamically adjusts phase and amplitude coefficients based on sensor readings to reconstruct multiple satellite beams, ensuring continuous availability of content by compensating for misalignment and environmental changes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Use of energy by moving object
If conventional communication systems are used, then system simplicity is maintained, but power consumption increases and system flexibility decreases
Solution Approach 1:
The system is divided into multiple independent antenna elements arranged in a phased array, where each element can be individually controlled. This segmentation allows the system to process multiple satellite beams simultaneously through parallel signal processing, reducing overall power consumption while maintaining manageable complexity through modular architecture
Solution Approach 2:
The patent implements dynamic beam forming capabilities where the system can electronically steer and adjust multiple satellite beams in real-time without mechanical movement. This dynamic control allows flexible adaptation to different satellite positions and environmental conditions, improving power efficiency by optimizing signal reception without requiring complex mechanical tracking mechanisms
2Reliability
If conventional single-beam reception is used, then device complexity is low, but signal stability deteriorates under environmental disturbances
Solution Approach 1:
The patent combines signals from multiple antenna elements through coherent signal processing to reconstruct and stabilize satellite beams. By merging the reception capabilities of multiple elements and using phase-coherent combining, the system achieves improved signal stability and resistance to environmental disturbances while maintaining practical device complexity through integrated processing circuitry
3Manufacturing precision
If static antenna alignment is used, then manufacturing precision requirements are reduced, but signal quality deteriorates due to misalignment from environmental factors
Solution Approach 1:
The patent employs electronic phase and amplitude adjustments across multiple antenna elements to dynamically compensate for alignment errors caused by environmental factors. By changing the phase and amplitude parameters of each element's signal contribution, the system can electronically realign and reconstruct satellite beams, maintaining high signal quality without requiring extremely precise mechanical alignment during manufacturing and installation
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
The solution enhances power capture from multiple satellite beams, reduces errors in data recovery, and maintains signal quality despite misalignment and environmental disturbances, offering a more efficient and cost-effective communication system.
Implementation Method 1
A satellite outdoor unit (ODU) with a phased horn array and circuitry that dynamically adjusts phase and amplitude coefficients
Implementation Method 2
circuitry that dynamically adjusts phase and amplitude coefficients based on sensor readings to reconstruct multiple satellite beams
Data Source
AI summary
A direct-to-home satellite outdoor unit may comprise a reflector, a support structure, circuitry, and an array of antenna elements mounted to the support structure such that energy of a plurality of satellite beams is reflected by the reflector onto the array where the energy is converted to a plurality of first signals. The circuitry may be operable to process the first signals to concurrently generate a plurality of second signals, each of the second signals corresponding to a respective one of the plurality of satellite beams. The circuitry may be operable to process one or more of the second signals for outputting content carried in the one or more of the second signals onto a link to an indoor unit.