Mobile Transaction Code Validation via Dual-Channel Comparison
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Solution Overview
Problem
Individuals face inconvenience in carrying multiple cards and devices for transactions, and there is a need for a more efficient method to authorize transactions without relying on new hardware in the retail environment.
Innovation Solution
A system and method utilizing mobile devices to generate and validate transaction codes through a mobile authorization payment server, allowing transactions to be processed securely and efficiently by comparing codes received via different communication channels, with features like encryption, timestamping, and one-time passwords.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If multiple cards and devices are used for transactions, then transaction security and reliability are improved, but user convenience and ease of operation deteriorate
Solution Approach 1:
The patent combines multiple transaction authorization functions into a single mobile device. The mobile device integrates the transaction code generator, communication interface, and presentation capabilities that previously required separate cards and devices. This merging allows users to perform transactions using one device while maintaining security through multiple verification channels.
Solution Approach 2:
The mobile device serves multiple functions: it generates transaction codes, communicates with merchants via multiple channels, displays transaction information, and stores account information. This multi-functionality replaces the need for multiple specialized cards and devices, improving user convenience while maintaining transaction reliability.
2Productivity
If new hardware is deployed in retail environment, then transaction processing capability is improved, but device complexity and infrastructure requirements worsen
Solution Approach 1:
The mobile device autonomously generates transaction codes and manages communication with merchants. The device contains all necessary functionality to initiate and complete transactions without requiring specialized merchant hardware. This self-service capability reduces infrastructure complexity while improving transaction processing capability.
Solution Approach 2:
The patent replaces physical card-swiping hardware with electronic communication channels. Transaction codes are transmitted via wireless communication (SMS, data channels) rather than requiring physical card readers. This substitution eliminates the need for specialized merchant hardware while maintaining or improving transaction processing efficiency.
Data Source
AI summary
A system and method for authorizing transactions via mobile devices is provided. The system includes a mobile device executing a transaction authorization application. The transaction authorization application generates a transaction code for a transaction upon request by a user. The transaction authorization application includes a presentation module for presentation of the transaction code on the mobile device, and a communication module for communicating at least a part of the transaction code over a first channel. A server is in communication with the mobile device over the first channel for receiving the at least partial transaction code. The server is also in communication with a merchant system over a second channel for receiving a transaction request for the transaction. The transaction request includes the transaction code. The server executes transaction processing software for validating the transaction code received via the second channel by determining if the transaction code received via the second channel matches the at least partial transaction code received via the first channel. The server then communicates a transaction response to the merchant system.