Reward Point Redemption via Blockchain Exchange API

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Solution Overview

Problem

Current systems for redeeming reward points lack efficiency and security in converting points to cryptocurrency, with existing exchanges often being vulnerable to fraud and data tampering due to lack of immutability and slow propagation times.

Innovation Solution

A system that utilizes a cryptocurrency exchange API to convert reward points into cryptocurrency by writing transaction data to a blockchain, providing a secure and transparent process through multi-factor authentication and immutable blockchain technology, allowing users to redeem points for various cryptocurrencies like Bitcoin and Ethereum.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional cryptocurrency exchange systems are used to convert reward points, then the conversion process can be completed, but the system is vulnerable to fraud and data tampering with slow propagation times

Engineering Contradiction:
Improvesecurity and fraud resistanceVSAvoidpropagation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent replaces traditional centralized cryptocurrency exchange systems with a blockchain-based system. The exchange API interacts directly with the blockchain network, eliminating the need for centralized order books and matching engines. This substitution provides immutable transaction records with faster confirmation times, as transactions are processed through distributed consensus mechanisms rather than centralized systems that require multiple verification layers.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent introduces an exchange API as an intermediary layer between the reward points system and the blockchain network. This API handles the conversion logic, wallet management, and transaction submission, while relying on the blockchain for secure execution. The API acts as a bridge that translates reward point redemption requests into blockchain transactions, leveraging the blockchain's security without requiring users to directly interact with complex cryptocurrency infrastructure.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If blockchain technology is implemented for transaction processing, then data integrity and security are improved, but system complexity increases

Engineering Contradiction:
Improvedata integrityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent extracts the cryptographic security and immutability features from the blockchain technology and applies them specifically to the transaction processing layer. Rather than implementing a full blockchain protocol, the system integrates with existing blockchain networks through standard APIs, utilizing only the necessary functions for transaction validation and recording. This extraction approach provides blockchain-level security without requiring the entire blockchain infrastructure.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The exchange API is designed to support multiple cryptocurrency types and blockchain networks through a unified interface. The system can handle different wallet types (hardware, software, mobile), support various cryptocurrency standards, and interface with multiple blockchain networks using the same core architecture. This multi-functionality reduces complexity by providing a single solution that adapts to different requirements rather than requiring separate systems for each cryptocurrency or blockchain.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS10783545B2Reward point redemption for cryptocurrency
Publication Date: 2020.09.22 AMERICAN EXPRESS TRAVEL RELATED SERVICES CO INC
  • US10783545B2 patent drawing
  • US10783545B2 patent drawing
  • US10783545B2 patent drawing

AI summary

A system and method for the redemption of reward points for cryptocurrency is disclosed. The system may allow transaction account holders to redeem earned reward points for a selected cryptocurrency. The transaction account holders may establish a blockchain wallet to maintain and track the cryptocurrency. The system may interact with an exchange API of a cryptocurrency exchange platform to purchase the cryptocurrency for a blockchain wallet address associated with the blockchain wallet, or to initiate a transfer of pre-purchased cryptocurrency to the blockchain wallet. The system may provide additional authentication measures to ensure that the transaction is initiated by the transaction account holder and that the transaction account holder understands the potential risks of investing in cryptocurrencies.