Roaming Management System with Threshold-Based List Updates
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Solution Overview
Problem
Current systems face challenges in managing roaming mobile equipment effectively, including selecting preferred networks, informing subscribers of roaming costs, monitoring subscriber locations, and updating roaming lists, which can lead to increased costs and revenue loss for operators due to inefficient network selection and obtrusive messaging.
Innovation Solution
A system comprising a Home Location Register connected to a home network, with monitor means to detect roaming events and a control system that updates lists of visited countries and preferred operators, minimizing unnecessary updates and optimizing network selection by periodically examining and updating lists based on usage thresholds.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the roaming list is updated frequently to ensure optimal network selection, then the network selection quality is improved, but the update costs and system complexity increase
Solution Approach 1:
The system automatically monitors roaming events, updates the visited country list, and determines when to trigger roaming list updates based on threshold comparisons, eliminating the need for manual intervention and reducing operational complexity
Solution Approach 2:
The system periodically examines the visited country list and compares it against threshold values to dynamically determine whether an update is necessary, creating a feedback loop that optimizes update frequency based on actual roaming patterns
2Speed
If roaming information messages are sent immediately upon detecting roaming events, then the subscriber is informed promptly, but the messages become obtrusive and reduce subscriber experience
Solution Approach 1:
The system proactively identifies when roaming list updates are needed by monitoring visited countries and comparing against thresholds, preparing the updated list before the subscriber encounters roaming issues, rather than reacting after problems arise
Solution Approach 2:
The system periodically examines the visited country list at defined intervals and only triggers updates when significant changes are detected, creating a rhythm of communication that informs subscribers without being excessive
3Productivity
If the system monitors all roaming events in real-time to optimize network selection, then the roaming optimization is improved, but the system complexity and processing requirements increase
Solution Approach 1:
The system extracts only the essential information needed for roaming optimization - the visited country list and threshold comparisons - separating this from comprehensive real-time monitoring of all roaming parameters, reducing processing complexity while maintaining optimization effectiveness
Solution Approach 2:
The system changes the monitoring approach from continuous real-time analysis to periodic examination of the visited country list against threshold values, adjusting the intensity of monitoring based on actual roaming patterns rather than maintaining constant high-level surveillance
Data Source
AI summary
The present invention relates to a method for managing roaming of a mobile equipment (12) of a subscriber with the aid of a system (10), when the mobile equipment (12) is roaming between a home network (14), and a foreign network (16). The method comprises the steps: -with the aid of N number of monitor means (201, ..., 20 N) comprised in the system (10), wherein N is an integer, and N =1, each monitor means (20 1; ...; 20 N ) monitor a cable in order to detect packets sent on the cable; -with the aid of a control system (22) comprised in the system (10), and 10 connected to the N number of monitor means (20 1, ..., 20 N), to decide if a packet is a roaming event; and -if it is decided that a packet is a roaming event, with the aid of the control system (22), to trigger an action in connection to roaming.