Wireless Router Interface Selection via Network Utilization
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Solution Overview
Problem
Conventional mobile devices typically prefer Wi-Fi over cellular connections for data communication, ignoring connection quality and network loading, leading to inefficient data transmission.
Innovation Solution
A wireless access point device and method that dynamically select between Wi-Fi and LTE connections based on network utilization and link quality analysis, using a hub device to redirect data sessions and manage radio interfaces for connected mobile devices.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If mobile devices always prefer Wi-Fi over cellular connections, then device simplicity and ease of operation are improved, but network utilization efficiency and connection quality deteriorate
Solution Approach 1:
The patent introduces an intermediate gateway device that acts as a mediator between mobile devices and network interfaces. The gateway monitors network conditions, device capabilities, and application requirements, then intelligently redirects data sessions between Wi-Fi and cellular interfaces. This removes the burden of complex decision-making from mobile devices while optimizing network utilization through centralized control.
Solution Approach 2:
The system implements feedback mechanisms where the gateway continuously monitors network interface quality, device battery status, and data session performance. Based on this feedback, the gateway dynamically adjusts interface selection and can redirect active data sessions between Wi-Fi and cellular interfaces to maintain optimal performance while considering power consumption constraints.
2Use of energy by moving object
If mobile devices use only one wireless technology at a time, then power consumption is reduced, but network adaptability and connection quality deteriorate
Solution Approach 1:
The patent implements dynamic interface selection where the gateway can switch between Wi-Fi and cellular interfaces based on real-time network conditions, device state, and application requirements. The system maintains adaptability by allowing either interface to be active while managing power consumption through intelligent selection and the ability to redirect sessions between interfaces as conditions change.
3Ease of operation
If the device autonomously selects network interfaces, then device independence and ease of operation are improved, but decision accuracy and network performance deteriorate
Solution Approach 1:
The gateway serves as an intermediary that centralizes the complex task of network interface selection. It has access to comprehensive network condition information, device capabilities, and application requirements that individual mobile devices lack. The gateway makes informed decisions about which interface to use, removing the need for each device to autonomously assess and decide, thereby improving decision accuracy while maintaining ease of operation.
Data Source
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AI summary
A wireless router having a WiFi wireless network and including a small cell for routing LTE cellular data to a mobile network core is configured to monitor connected mobile devices and determine whether each mobile device should be connect to the hub using WiFi or LTE in accordance with the current utilisation of the WiFi network and the current utilisation of the LTE small cell. The network identity information of the device's WiFi interface and the device's LTE interface is provided by an application operating on the mobile device.