Mobile Communication Relay Device Automatic Network Selection
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Solution Overview
Problem
Conventional mobile communication relay devices are limited in their ability to dynamically select and connect to the optimal external wireless network based on the surrounding radio wave environment and communication content, often requiring manual intervention and being incompatible with multiple wireless access systems.
Innovation Solution
A mobile communication relay device equipped with internal and external network communication adapters, capable of automatically selecting the best network based on stored profile information, including priority settings, verification information, and channel availability, to ensure seamless communication across various wireless networks.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a communication adapter handling multiple wireless access systems is installed in a personal computer, then compatibility with various wireless networks is improved, but portability and ease of operation deteriorate due to manual switching requirements
Solution Approach 1:
The mobile communication relay device automatically detects available wireless networks and performs connection switching without user intervention. The device monitors signal strengths from multiple wireless access systems and autonomously selects and connects to the optimal network, eliminating the need for manual switching operations while maintaining multi-network compatibility
Solution Approach 2:
The device dynamically adjusts its connection status based on real-time wireless environment conditions. It continuously monitors signal strengths and automatically reconfigures connections between different wireless networks as conditions change, providing adaptive network selection rather than static manual configuration
2Adaptability or versatility
If a mobile communication relay device connects to multiple external networks, then adaptability to different wireless access systems is improved, but device complexity increases
Solution Approach 1:
The mobile communication relay device integrates multiple wireless communication functions into a single universal device. It incorporates adapters for different wireless access systems (HSDPA, WiMAX, wireless LAN, etc.) and provides unified connection management, eliminating the need for separate devices or complex configuration setups for each network type
Solution Approach 2:
The device acts as an intermediary between terminal devices and multiple external wireless networks. It manages the complexity of multi-network connections internally while presenting a simple, unified interface to users, automatically handling network selection and connection establishment without requiring users to understand or configure the underlying complexity
3Ease of operation
If automatic network selection is implemented, then ease of operation is improved, but loss of information increases due to dynamic environmental changes
Solution Approach 1:
The device continuously monitors wireless environment conditions including signal strengths from multiple networks and uses this feedback to make informed connection decisions. It automatically adjusts connections based on real-time conditions while maintaining stable connections by detecting when changes are necessary, balancing automatic adaptation with connection stability
Data Source
AI summary
The present invention provides a user-carriable mobile communication relay device that relays communication between an internal network and an external network, in which even when the device is moved, the device dynamically selects and connects the external network depending on a surrounding radio wave environment or a communication content. The device is provided with an internal network communication adapter 13 compatible with the internal network connecting to a specific terminal device 4; external network communication adapters 11, 12 compatible with external networks with a mobile telephone network and with a wireless LAN at an installation site; a network selection processing portion 102 automatically selecting one or more networks to be connected, out of the external networks, according to stored profile information141; an internal network connection processing portion 104 establishing or reconfiguring the connection to an internal network selected for a predetermined opportunity; an external network connection processing portion 105 establishing or reconfiguring the connection to an external network selected for a predetermined opportunity; and a communication relay processing portion 101 relay-processing communication between the internal network and the external network.