Server-Side Mobile Payment via URL Link and Biometric Auth

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Solution Overview

Problem

Existing mobile payment systems require users to download an application on their mobile devices, which can slow down adoption and limit the availability of mobile payment options for users browsing on larger devices like desktop computers or tablets.

Innovation Solution

A remote mobile payment system that uses a server to generate a URL link containing transaction information, which is sent to the mobile device, allowing users to authorize payments without the need for a mobile application, utilizing HTTPS sessions and biometric authentication for secure transactions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a mobile application is installed on the mobile device to enable mobile payment, then payment security and functionality are improved, but device complexity and user adoption time increase

Engineering Contradiction:
Improvepayment securityVSAvoidapplication installation requirement
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent extracts the mobile payment functionality from the mobile device itself and relocates it to the server. The server now hosts the payment application and processes transactions remotely, while the mobile device only needs to provide authentication. This eliminates the need for users to install payment applications on their devices while maintaining secure payment processing through server-side implementation of EMV and tokenization protocols.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent introduces a server as an intermediary between the mobile device and the payment network. The server acts as a mediator that receives authentication from the mobile device and handles the actual payment processing, combining the convenience of mobile devices with the security of server-based payment systems. This intermediary approach allows the mobile device to remain simple while payments are processed securely through the server.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If mobile payment is implemented on larger devices like desktop computers or tablets, then browsing convenience is improved, but mobile payment capability is lost

Engineering Contradiction:
Improvebrowsing convenienceVSAvoidmobile payment capability
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The patent creates a universal payment system that works across multiple device types including mobile devices, tablets, and desktop computers. By implementing server-side payment processing with biometric authentication, the system enables payment functionality on any device with a web browser and biometric sensor, eliminating the limitation of device-specific payment applications while maintaining security standards.

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

3Reliability

If a mobile application is required for payment, then payment security is maintained, but user adoption speed decreases

Engineering Contradiction:
Improvepayment securityVSAvoidadoption speed
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent removes the requirement for mobile application installation by extracting payment processing functionality to the server. Users can immediately access payment capabilities through their existing mobile devices without downloading or installing additional software, dramatically accelerating adoption while maintaining security through server-side EMV and tokenization implementation.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The system performs preliminary authentication setup by leveraging existing biometric authentication mechanisms already present on mobile devices. By using pre-existing biometric sensors and authentication frameworks, the system eliminates the need for users to go through application installation and setup processes, enabling immediate payment functionality while maintaining strong security credentials.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11645642B2Mobile payment system and method using a mobile payment device without an installed application
Publication Date: 2023.05.09 SHAUH JACK
  • US11645642B2 patent drawing
  • US11645642B2 patent drawing
  • US11645642B2 patent drawing

AI summary

A mobile payment method includes the steps of providing a mobile payment device having mobile payment capability and a mobile identity. Providing transaction information for a transaction and sending the transaction information to a server. The server prepares a URL link containing the transaction information and sends the URL link to the mobile payment device using the mobile identity. Clicking on the URL link sets up a HTTPS session and program script and validation token are downloaded to the mobile device. The payment can then proceed.