Cryptocurrency Fiat Payment Conversion System
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Solution Overview
Problem
Users of cryptocurrency face challenges in determining when to use cryptocurrency and when to use fiat currency due to volatility and limited acceptance of cryptocurrency as a payment method, often resulting in restricted payment options.
Innovation Solution
A system that includes a network interface and processor to receive payment authorization requests, verify funds, pause fiat-based transactions, execute cryptocurrency transactions to exchange cryptocurrency for fiat currency, and settle payments based on the received fiat currency, allowing for the cancellation and replacement of initial payment transactions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If cryptocurrency is used for payment transactions, then users can access alternative payment options beyond traditional fiat currency, but the volatility of cryptocurrency value makes it difficult to determine when to use cryptocurrency versus fiat currency
Solution Approach 1:
The system performs preliminary actions by monitoring cryptocurrency value trends before a payment transaction is initiated. If the cryptocurrency value is predicted to increase, the system proactively converts the cryptocurrency to fiat currency in advance, ensuring the user can complete the payment without loss while maintaining the benefit of using cryptocurrency assets.
Solution Approach 2:
The system continuously monitors cryptocurrency value changes and uses this feedback to dynamically determine whether to proceed with cryptocurrency payment or convert to fiat currency. This real-time feedback mechanism allows the system to adapt to volatility and make optimal payment decisions.
2Adaptability or versatility
If cryptocurrency payment is executed, then users can utilize their cryptocurrency holdings, but cryptocurrency is not accepted in many situations and users are restricted to fiat-based payment methods
Solution Approach 1:
The system acts as an intermediary between the user's cryptocurrency holdings and the payment merchant. It automatically determines whether to use cryptocurrency or fiat currency based on merchant acceptance and market conditions, transparently handling the conversion process without requiring user intervention.
Solution Approach 2:
The payment system is designed to universally accept both cryptocurrency and fiat currency, automatically selecting the appropriate payment method based on merchant capabilities and market conditions. This multi-functionality ensures users can pay anywhere while maximizing cryptocurrency utilization when beneficial.
3Loss of energy
If the system pauses clearing and settling of authorized payment transactions to execute cryptocurrency transactions, then users can benefit from favorable cryptocurrency values, but this introduces additional processing time and complexity to the payment process
Solution Approach 1:
The system applies partial pausing of the payment transaction only when cryptocurrency conversion is beneficial. It monitors value trends and selectively delays settlement only for transactions where cryptocurrency value is predicted to increase, rather than universally pausing all transactions.
Solution Approach 2:
The system performs preliminary evaluation of cryptocurrency value trends before pausing the transaction. Only when favorable conditions are predicted does it proceed to pause and convert, ensuring that time delays are incurred only when they will result in value preservation or gain.
4Productivity
If the system automatically determines whether to use cryptocurrency or fiat currency for payment, then payment optimization is achieved, but the system complexity increases with multiple transaction types and conversion processes
Solution Approach 1:
The payment system performs self-service by automatically monitoring cryptocurrency values, determining optimal payment methods, and executing conversions without requiring external intervention or complex user decisions. The system manages its own complexity through automated algorithms.
Solution Approach 2:
The system merges cryptocurrency payment processing, fiat currency processing, and automated conversion functionality into a single unified payment platform. This consolidation manages complexity by integrating multiple functions into one coherent system rather than separate systems.
Data Source
AI summary
An example operation may include one or more of receiving, via a host platform, a payment authorization request message for a payment transaction of a digital wallet hosted by the host platform from a payment gateway of an electronic payment network, verifying that a payment account in the digital wallet has sufficient funds to satisfy an amount of the payment transaction and transmitting a payment authorization response to the payment gateway, pausing clearing and settling of the authorized payment transaction, executing a blockchain transaction via a blockchain ledger of a cryptocurrency network to exchange fiat currency from the payment account for cryptocurrency based on the amount of the payment transaction, prior to a due date of the authorized payment transaction, executing a second blockchain transaction to exchange the cryptocurrency for a new amount of fiat currency, and settling the authorized payment transaction based on the new amount of fiat currency received from the second blockchain transaction.