Multi-path Connection Management for Communication Reliability
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Solution Overview
Problem
Existing communication systems often fail to establish connections when the preferred link is unavailable, despite having additional available links, which can lead to failed communication sessions.
Innovation Solution
The system dynamically falls back to additional available links when the preferred link fails and establishes a secondary connection for redundant data transmission, ensuring continuous communication by monitoring and evaluating link quality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the system relies on a single preferred link for communication, then the connection management is simple, but the communication session fails when the preferred link becomes unavailable
Solution Approach 1:
The patent combines multiple communication links (preferred link and alternative links) into a unified connection management system. The electronic device maintains both preferred and alternative connections simultaneously, merging them into a single communication framework that automatically switches between links based on availability, thereby improving reliability without requiring completely separate management systems.
Solution Approach 2:
The connection management system is made dynamic by enabling automatic switching between preferred and alternative links based on real-time link quality and availability. The system continuously monitors link status and dynamically adjusts the active connection path, transitioning from a static single-link approach to a dynamic multi-link approach that adapts to changing network conditions.
2Reliability
If the system establishes multiple connections for redundancy, then the communication reliability improves, but the device complexity increases
Solution Approach 1:
The connection management system is designed with multi-functionality to handle multiple link types and scenarios. It can manage preferred links, alternative links, and backup connections through a single unified framework that provides universal connection establishment, maintenance, and switching capabilities across different communication interfaces and network conditions.
Solution Approach 2:
The system performs preliminary actions by pre-establishing alternative connections before the preferred link fails. Instead of waiting for failure and then switching, the system proactively maintains alternative paths in readiness, allowing for seamless failover without interruption to the communication session.
3Productivity
If the system monitors and dynamically adjusts connections based on link quality, then the communication performance improves, but the processing overhead increases
Solution Approach 1:
The system applies local quality monitoring by assessing link quality metrics (such as signal strength, packet loss, and latency) specifically for each communication path independently. Instead of monitoring all possible parameters globally, it focuses on quality indicators relevant to each link's current state and usage, enabling targeted optimization without exhaustive processing.
Data Source
AI summary
A device implementing a system for multipath connection management may include first and second local communication interfaces, and a processor configured to establish a primary connection for communicating between the first local communication interface and a first remote communication interface of an other device, and a secondary connection for communicating between the second local communication interface and a second remote communication interface. The processor may be configured to transmit application and control data over the primary connection and concurrently transmit a copy of control data over the secondary connection. The processor may be configured to determine that a degradation of the quality of the primary connection is attributable to the other device. The processor may be configured to switch the secondary connection to the first local communication interface and the second remote communication interface. The processor may be configured to transmit a copy of the application and control data over the secondary connection.