Array Antenna I/O Expansion for Beamforming Circuit Simplification
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Solution Overview
Problem
Electronic devices with multiple input/output ports face increased complexity and manufacturing costs, as well as performance deterioration, due to the complexity of communication circuits required for beamforming and dual-polarized radiation technologies.
Innovation Solution
The implementation of an electronic device with a processor, memory, communication circuit, input/output expander, and array antenna, where the processor controls the storage of an input/output table in memory and radiates RF signals through the array antenna based on this table, reducing circuit complexity and enhancing output ports relative to input ports while supporting beamforming and polarized radiation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If multiple input/output ports are used to implement beamforming and dual-polarized radiation technology, then communication quality is improved, but device complexity and manufacturing costs increase
Solution Approach 1:
The patent implements a universal antenna system where a single antenna structure supports multiple functions including beamforming and dual-polarized radiation through software-controlled signal processing. The processor manages multiple input/output ports to achieve different communication modes without requiring separate dedicated hardware for each function, thereby reducing device complexity while maintaining communication quality.
2Reliability
If multiple input/output ports are used to implement beamforming and dual-polarized radiation technology, then communication quality is improved, but manufacturing costs increase
Solution Approach 1:
The patent employs a universal antenna design that can perform multiple communication functions (beamforming, dual-polarized radiation) through a single hardware structure controlled by software. This approach reduces the number of separate components needed, simplifies the manufacturing process, and lowers production costs while maintaining high communication quality through sophisticated signal processing managed by the processor.
3Reliability
If multiple input/output ports are used to implement beamforming and dual-polarized radiation technology, then communication quality is improved, but performance deteriorates
Solution Approach 1:
The patent implements preliminary signal processing and pre-computed beamforming weights stored in memory, which are then rapidly applied by the processor during communication operations. This preliminary preparation of signal processing parameters enables the system to switch between different beamforming configurations and polarization modes quickly, maintaining high communication quality without sacrificing system performance or throughput.
Data Source
AI summary
An example electronic device may include a memory; a processor; a communication circuit; an input/output expander (I/O expander); and an array antenna. The processor may control to store an input/output table in the memory and to radiate an RF signal through the array antenna based on the input/output table.