Server Switching Management for Mobile Objects

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Solution Overview

Problem

Existing systems for managing service provision to mobile objects face challenges in switching servers without causing temporary interruptions or disconnections, particularly due to differences in communication and application timing layers, which can lead to service quality deterioration.

Innovation Solution

A management system comprising an evaluation unit to assess the impact of server switching on services, a decision unit to determine optimal switching times based on this evaluation, and an instruction unit to execute the switch, ensuring minimal disruption to service delivery.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If server switching is performed to optimize service provision for mobile objects, then service quality can be improved, but temporary interruption or disconnection of application communication occurs

Engineering Contradiction:
Improveservice qualityVSAvoidcommunication interruption time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary actions by establishing a connection to the target server before disconnecting from the current server. The mobile terminal maintains connections to both servers during the transition period, allowing seamless switching without communication interruption. This is achieved through the connection management unit that coordinates the timing of connection establishment and disconnection.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system ensures continuity of service by maintaining active communication channels throughout the server switching process. The mobile terminal keeps communication links established with both the current and target servers simultaneously, ensuring that service delivery continues without interruption during the transition phase.

Inventive Principle:
Principle #20Continuity of useful action

2Stability of the object's composition

If server switching is performed based on communication timing only, then communication stability is improved, but application service timing may not be optimized

Engineering Contradiction:
Improvecommunication stabilityVSAvoidapplication service efficiency
Core Design Contradiction:
Stability of the object's compositionVSProductivity

Solution Approach 1:

The system merges communication timing information with application service timing requirements to make server switching decisions. The determination unit综合考虑 both the communication status (stability) and the application's need for timely service delivery, selecting switching moments that satisfy both constraints simultaneously.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The system dynamically adjusts server switching timing based on real-time conditions. Rather than using fixed switching intervals, the system continuously monitors communication status and application requirements, adapting the switching timing to optimize both communication stability and application service efficiency under varying conditions.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If frequent server switching is performed to respond to mobile object movement, then service adaptability is improved, but service interruption risk increases

Engineering Contradiction:
Improveservice adaptabilityVSAvoidservice continuity
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system uses feedback mechanisms to monitor the actual impact of server switching on service delivery. The determination unit analyzes communication status and application performance metrics after each switching event, using this feedback to optimize future switching decisions and minimize service interruption risks while maintaining adaptability.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20240340739A1Management system, management apparatus, and management method
Publication Date: 2024.10.10 NEC CORP
  • US20240340739A1 patent drawing
  • US20240340739A1 patent drawing
  • US20240340739A1 patent drawing

AI summary

A process of switching a provision source server of a service for a mobile object is performed at a timing suitable for a service being provided. A management system or a management apparatus evaluates a degree of influence of a server switching process of switching a provision source server of a service for a mobile object, which is exerted on the service. The management system or the management apparatus decides a timing to switch the provision source server on the basis of an evaluation result of the evaluating and gives an instruction to switch the provision source server at the timing decided by the decision.