Distributed Ledger Proxy for Trusted Multi-Ledger IoT Interworking
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Solution Overview
Problem
Existing IoT service layer systems face limitations such as single points of failure, data integrity issues, and challenges in establishing trust among ad hoc deployments, which are not addressed by current distributed ledger systems.
Innovation Solution
A distributed ledger proxy is introduced to interface with IoT service layer systems, enabling seamless interaction and data management across multiple distributed ledger systems, allowing service layer nodes to leverage distributed ledger functionalities.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a centralized IoT service layer system is used, then system management and control are simplified, but single points of failure and data integrity issues occur
Solution Approach 1:
The patent introduces a distributed ledger proxy as an intermediary component that bridges IoT service layer systems and distributed ledger systems. This proxy enables service layer nodes to interact with distributed ledgers without direct integration, allowing the system to leverage distributed ledger capabilities for enhanced reliability while maintaining simplified service layer management. The intermediary resolves the contradiction by enabling centralized-like ease of operation at the service layer while distributing data storage and validation across multiple ledger nodes.
2Reliability
If distributed ledger systems are used, then data integrity and trust are improved, but complexity in establishing trust among ad hoc deployments increases
Solution Approach 1:
The distributed ledger proxy acts as a trust intermediary that handles the complexity of trust establishment among ad hoc deployments. It manages the interactions between service layer nodes and distributed ledgers, abstracting away the complexity of trust mechanisms from individual deployments. The proxy enables service layer nodes to leverage distributed ledger data integrity without needing to directly manage trust relationships, thereby reducing deployment complexity while maintaining strong data integrity guarantees.
Solution Approach 2:
The patent designs the distributed ledger proxy to support multiple service layer nodes and interface with multiple different distributed ledger systems. This universal design allows a single proxy implementation to serve diverse deployment scenarios and trust requirements, reducing the overall complexity of establishing trust across different systems. The multi-functional proxy can adapt to various ledger protocols and deployment modes, eliminating the need for separate trust establishment mechanisms for each scenario.
3Device complexity
If service layer nodes directly interface with distributed ledgers, then system integration is simplified, but scalability and multi-system support are limited
Solution Approach 1:
The distributed ledger proxy serves as a scalable intermediary that enables service layer nodes to interface with distributed ledgers through a standardized abstraction layer. This proxy architecture allows multiple service layer nodes to connect to multiple different distributed ledger systems without requiring direct integration between each node and ledger. The proxy handles the complexity of protocol translation and communication, enabling the system to scale horizontally by adding more nodes and ledgers while maintaining simplified integration through the universal proxy interface.
Data Source
AI summary
A distributed ledger interworking architecture is described wherein a distributed ledger proxy interfaces with IT service layer systems and distributed ledger systems. Service layer nodes may interact with the distributed ledger proxy to leverage functions provided by distributed ledger systems, such as to request that the distributed ledger proxy insert some service layer information into the distributed ledgers. A distributed ledger proxy can support multiple service layer nodes and may interface to multiple different distributed ledger systems.