Transceiver Array Cross-Polarization Interference Suppression
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Solution Overview
Problem
Conventional communication systems face inefficiencies in managing multiple polarizations, leading to cross-polarization interference, which affects communication quality and energy consumption.
Innovation Solution
The implementation of a transceiver array with modular and scalable architecture that uses beamforming and polarization processing circuitry for systematic and dynamic cross-polarization interference suppression, enabling efficient communication on multiple polarizations by adjusting beamforming coefficients and power management.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If conventional communication systems use multiple polarizations for communication, then communication capacity and throughput are improved, but cross-polarization interference increases and communication quality deteriorates
Solution Approach 1:
The patent converts cross-polarization interference from a harmful factor into a useful signal by applying interference suppression techniques that treat the interfering polarization as additional information. The system processes both desired and interfering signals simultaneously, extracting useful data from what would otherwise be noise, thereby maintaining high throughput while eliminating the harmful effects of cross-polarization interference.
Solution Approach 2:
The system dynamically adjusts polarization processing parameters including beamforming coefficients and interference suppression weights based on channel conditions. By changing these parameters adaptively, the system optimizes the balance between exploiting multiple polarizations for increased capacity and suppressing cross-polarization interference to maintain signal quality.
2Reliability
If conventional systems suppress cross-polarization interference using traditional methods, then communication quality is improved, but energy consumption increases and system efficiency deteriorates
Solution Approach 1:
The patent implements dynamic interference suppression where the system continuously adapts its processing based on real-time channel conditions and traffic requirements. The interference suppression intensity and computational complexity are adjusted dynamically, ensuring high communication quality is maintained only when necessary, thereby reducing energy consumption during periods when interference levels are naturally low or traffic demands are modest.
Solution Approach 2:
The system changes processing parameters such as beamforming weights and interference cancellation strength based on operational conditions. By adjusting these parameters dynamically rather than maintaining maximum suppression always, the system achieves the required communication quality while minimizing energy expenditure, improving overall system efficiency.
3Device complexity
If transceiver arrays use fixed architecture for polarization processing, then device simplicity is maintained, but adaptability to different bandwidth requirements and communication scenarios is reduced
Solution Approach 1:
The patent employs dynamic beamforming and polarization processing that can adapt to different bandwidth requirements and communication scenarios without changing the physical hardware architecture. The system adjusts its processing parameters and algorithms in real-time, providing versatility across various operational conditions while maintaining a relatively simple fixed transceiver structure.
Data Source
AI summary
Methods and systems for efficient multi-polarization communications are presented. An array based communications system may comprises an antenna array operably connected to a first polarization path and a second polarization path. Each polarization path may comprise an analog frequency conversion circuit, a digital beamforming circuit, and a cross-polarization interference suppression circuit. To save power while communicating with one or more link partners, one or both of the first polarization path and the second polarization path may be selectively enabled or disabled in accordance with temperature, bandwidth, and/or power consumption requirements.