Off-Chain Payment System Integration for Alliance Chain Transaction Credibility

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Solution Overview

Problem

Current blockchain systems, particularly alliance chains, lack an incentive mechanism and token support, making it difficult to handle payment transactions due to regulatory restrictions, which limits their ability to process transactions securely and credibly.

Innovation Solution

A transaction processing method that integrates an off-chain payment system with the blockchain, where transaction pre-processing requests are sent to the off-chain system, and subsequent instructions are given to perform corresponding operations based on on-chain transaction outcomes, ensuring both on-chain and off-chain transactions are processed interactively to enhance credibility and security.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If alliance chains are used for blockchain implementation, then regulatory compliance is improved, but transaction processing capability deteriorates due to lack of incentive mechanisms and token support

Engineering Contradiction:
Improveregulatory complianceVSAvoidtransaction processing capability
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system is divided into on-chain components (blockchain for credibility) and off-chain components (payment system for processing), allowing each to operate optimally within its strengths while maintaining overall functionality

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

An intermediary interface layer is introduced between the alliance chain and off-chain payment system, enabling transaction requests to be forwarded and results to be returned, thus bridging the gap between regulated blockchain and unregulated payment processing

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If blockchain performs all transaction processing operations, then transaction credibility is improved, but processing efficiency deteriorates due to computational overhead

Engineering Contradiction:
Improvetransaction credibilityVSAvoidprocessing efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

Routine payment processing operations are extracted from the blockchain and delegated to off-chain payment systems, while the blockchain retains only the critical functions of ensuring credibility and recording final outcomes

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

Payment processing is performed in advance off-chain before submission to the blockchain, so that when transactions reach the blockchain, they are already prepared and ready for credible recording, reducing on-chain computational overhead

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20240320668A1Transaction processing method and apparatus, and device and storage medium
Publication Date: 2024.09.26 CHINA UNIONPAY
  • US20240320668A1 patent drawing
  • US20240320668A1 patent drawing
  • US20240320668A1 patent drawing

AI summary

A transaction processing method includes, when receiving a transaction request sent by a blockchain, sending a corresponding transaction pre-processing request to an off-chain payment system, so that the off-chain payment system performs a corresponding transaction pre-processing operation, to obtain a transaction pre-processing outcome; receiving the transaction pre-processing outcome sent by the off-chain payment system, and sending the transaction pre-processing outcome to the blockchain; and when it is detected that the blockchain has generated an on-chain transaction outcome corresponding to the transaction request, sending a transaction instruction note to the off-chain payment system, where the transaction instruction note is used to instruct the off-chain payment system to perform a corresponding off-chain processing operation to obtain an off-chain transaction outcome corresponding to the transaction request. The on-chain transaction outcome is obtained by the blockchain that performs an on-chain processing operation corresponding to the transaction request based on the transaction pre-processing outcome.