Master TSM Interoperability via Segmented Mediation
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Solution Overview
Problem
In the mobile commerce ecosystem, partnerships among service providers and Mobile Network Operators are limited due to conflicting business interests and technical incompatibilities, leading to fragmented user accounts and restricted interoperability across different Secure Elements (SEs).
Innovation Solution
A master Trusted Service Manager (TSM) system that facilitates communication and data transmission between multiple TSMs, provides a neutral interface for interoperability, and manages transactions, security, and reporting to enable seamless interactions between entities connected to different TSMs, regardless of ownership or data formats.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a single unified account system is implemented to facilitate transactions with multiple entities, then interoperability and service accessibility are improved, but security risks and information sharing concerns increase
Solution Approach 1:
The system segments the account management function into multiple independent TSMs, each managing specific entities or service providers. Each TSM maintains separate account data and security policies, allowing interoperability through coordinated interaction rather than centralized consolidation. This segmentation enables entities to share accounts across TSM boundaries while maintaining security isolation within each TSM.
Solution Approach 2:
The patent introduces TSMs as intermediary components between users and service providers. These intermediaries manage account creation, authentication, and information exchange, allowing entities to interact through standardized interfaces without directly sharing sensitive information. The intermediary TSMs translate and mediate communications, enabling interoperability while preserving security boundaries.
2Adaptability or versatility
If direct access between TSMs is allowed to enable interoperability, then service provision is improved, but security and transaction monitoring become more difficult
Solution Approach 1:
The master TSM acts as an intermediary between multiple TSMs, centralizing the monitoring and management functions. Rather than requiring each TSM to independently monitor transactions with every other TSM, the master TSM coordinates interactions, routes communications, and maintains oversight of cross-TSM transactions. This reduces the monitoring complexity from O(n²) direct monitoring requirements to O(n) centralized monitoring.
3Reliability
If multiple separate accounts are maintained for different service providers, then security and information control are improved, but interoperability and user convenience deteriorate
Solution Approach 1:
The patent implements universal account management through TSMs that can handle multiple service providers and entities within a single framework. Each TSM provides multi-functional capabilities including account creation, authentication, authorization, and transaction management that work across different service providers. This allows users to maintain information control through standardized security policies while achieving interoperability through the universal TSM interface.
Data Source
AI summary
A master TSM is provided. The master TSM intermediates between entities connected to different TSMs by connecting the TSMs via an interface module which is communicable with a plurality of TSMs. Accordingly, interoperability is possible between entities and clients connected to different TSMs and thus a variety of services can be provided. Therefore, conveniences for all of the entities and clients can be guaranteed from the information processing and service providing aspects.


