Multi-Band Antenna Protocol Selection for LTE-Wi-Fi Coexistence
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Solution Overview
Problem
Communication efficiency using signals within the unlicensed band is affected by the state of relay devices and electronic devices, leading to inefficiencies due to device coexistence and interference.
Innovation Solution
An electronic device with multiple antennas and communication circuits processes LTE and Wi-Fi signals, evaluating channel states to select the most efficient communication protocol based on data indicating the states of licensed and unlicensed band channels.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If communication protocols using unlicensed band signals are implemented, then communication performance is improved without frequency purchase cost, but communication efficiency varies depending on relay device state and electronic device state causing interference and coexistence issues
Solution Approach 1:
The patent implements dynamic protocol selection that adapts to changing wireless environment conditions. The electronic device monitors channel states, relay device states, and interference levels in real-time, then selects the most appropriate communication protocol (LTE, Wi-Fi, or hybrid protocols like LWA/LTE-U) based on current conditions. This dynamic adaptation resolves the contradiction by allowing the system to optimize for performance when conditions are favorable while maintaining reliability by switching to more stable protocols when interference or coexistence issues arise.
Solution Approach 2:
The patent changes operational parameters by selecting different communication protocols based on environmental parameters. The system evaluates parameters such as channel quality, relay device state, and interference levels, then transitions between different protocol modes (licensed band only, unlicensed band only, or aggregated modes). This parameter-based selection allows the system to achieve high performance when unlicensed band conditions are good while maintaining reliable communication by switching to licensed band protocols when conditions deteriorate.
2Productivity
If multiple communication protocols are supported for flexible protocol selection, then communication efficiency can be optimized based on channel states, but device complexity increases
Solution Approach 1:
The patent implements multi-functionality by integrating support for multiple communication protocols (LTE, Wi-Fi, and hybrid protocols) within a single electronic device. The device includes multiple communication circuits that can operate different protocols simultaneously or selectively, allowing one device to perform multiple communication functions. This universality enables the device to adapt to different network conditions and select the most efficient protocol while avoiding the need for separate specialized devices for each protocol.
Solution Approach 2:
The patent implements self-service through automated protocol selection and management. The electronic device autonomously monitors channel states, evaluates communication conditions, and selects the appropriate protocol without requiring manual user intervention or complex external configuration. The device's processor automatically manages protocol switching based on real-time conditions, reducing the operational complexity burden on users while maintaining multiple protocol capabilities.
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
Improves communication efficiency by dynamically selecting protocols that optimize performance based on wireless environment states, enhancing overall network connectivity.
Implementation Method 1
one or more antennas that resonate within a licensed band and an unlicensed band
Data Source
AI summary
An electronic device is provided. The electronic device includes one or more antennas that resonate within a licensed band and an unlicensed band, a first communication circuit electrically connected with at least part of the one or more antennas and processing an LTE signal, a second communication circuit electrically connected with at least part of the one or more antennas and processing a Wi-Fi signal, and a processor electrically connected with the first communication circuit and the second communication circuit. The processor is configured to obtain first data indicating a state of a first channel corresponding to a first communication protocol, obtain second data indicating a state of a second channel corresponding to a second communication protocol, select at least one communication protocol based on the first data and the second data, and perform communication through a communication circuit, which corresponds to the selected at least one communication protocol.