M2M eUICC Network Migration Without Consumer Interaction
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Solution Overview
Problem
Existing cellular telephone networks face challenges in seamlessly migrating consumers from one network to another, particularly when transitioning from non-5G networks to 5G networks, without requiring consumer interaction or knowledge of changes to their SIM cards.
Innovation Solution
Implementing a machine-to-machine (M2M) Embedded Universal Integrated Circuit Card (eUICC) that allows wireless carriers to remotely manage and download profiles, enabling service on new networks without consumer interaction, using secure routing and data preparation components to control eSIM profiles.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Extent of automation
If traditional SIM card migration methods are used, then network migration can be achieved, but consumer interaction and manual SIM card changes are required
Solution Approach 1:
The system enables self-service network migration by allowing the eUICC to automatically download and activate new operator profiles without consumer intervention. The carrier-controlled mechanism performs the migration action autonomously, eliminating the need for consumers to manually change SIM cards or provide input during the migration process.
Solution Approach 2:
The patent replaces the mechanical process of physical SIM card removal and insertion with an electronic over-the-air profile download and activation mechanism. Instead of manual mechanical interaction with SIM cards, the system uses wireless communication to transfer operator profiles directly to the eUICC, enabling seamless network migration.
2Adaptability or versatility
If carrier-controlled profile management is implemented, then seamless network migration is enabled, but system complexity increases
Solution Approach 1:
The eUICC is designed as a universal platform that can store and activate multiple operator profiles, enabling the same hardware to serve different networks and carriers. This multi-functionality allows a single eUICC to handle migrations across various network types (5G, 4G, 3G) and operators, increasing system adaptability without requiring separate specialized systems for each network.
Solution Approach 2:
The patent introduces an intermediary profile management system that acts as a mediator between the carrier and the eUICC. This intermediary handles the complex tasks of profile storage, validation, and activation, allowing the carrier to control the migration process while keeping the consumer side simple and the eUICC implementation standardized.
3Reliability
If physical SIM card changes are required for network migration, then migration can be achieved, but service disruption and time loss occur
Solution Approach 1:
The system performs preliminary actions by pre-downloading and preparing the new operator profile on the eUICC before the actual network migration occurs. The profile is validated and ready in advance, so when migration time comes, the consumer can switch networks instantly without waiting for physical SIM card preparation or experiencing service disruption.
Solution Approach 2:
The patent replaces the time-consuming mechanical process of physical SIM card removal, insertion, and activation with instantaneous electronic profile transfer and activation. The new operator profile is downloaded over-the-air and activated automatically, eliminating the physical handling time and service disruption associated with traditional SIM card migration methods.
Data Source
AI summary
By providing and using a machine-to-machine (M2M) Embedded Universal Integrated Circuit Card (eUICC) in a consumer cellular telephone, a wireless carrier is able to download and manage profiles on the eUICC and is able to enable it for service on new networks, such as a wireless carrier's 5G or other network and migrate the cellular telephone to the new network without any interaction of the consumer with the cellular telephone and, in most cases, without any knowledge of the consumer that anything on their cellular telephone or SIM has changed. This is different from consumer style eUICCs where interaction of the consumer with the cellular telephone is needed.