QR Code Flow Routing for Secure Multi-Network Data Transfers

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Solution Overview

Problem

Existing QR code data transfer systems face challenges in handling multiple flows efficiently, leading to confusion and inefficiency, particularly in terms of security and network infrastructure management, and often require multiple infrastructure setups to accommodate different scenarios.

Innovation Solution

A system that assists entities in selecting appropriate QR code data transfer flows based on factors like entity type, geographic region, network infrastructure, and security needs, generating tailored QR codes with embedded identifiers to ensure secure and efficient data transfers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a single system handles multiple QR code data transfer flows, then system versatility and efficiency improve, but system complexity increases

Engineering Contradiction:
Improvesystem versatilityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system segments different data transfer flows into distinct processing paths based on QR code identifiers. Each flow type (e.g., payment, data exchange, authentication) is routed through specialized handling procedures, allowing the system to manage multiple flows without requiring complete redesign for each scenario. This segmentation enables versatility while controlling complexity through modular organization.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements a universal QR code processing framework that can handle multiple types of data transfers through a single system architecture. The system uses identifier-based routing to direct different flow types through appropriate processing logic, making one system capable of performing multiple functions rather than requiring separate specialized systems for each flow type.

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

2Measurement precision

If QR codes include embedded identifiers for flow selection, then data transfer accuracy improves, but QR code complexity increases

Engineering Contradiction:
Improvedata transfer accuracyVSAvoidQR code complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent embeds flow identification data within the QR code structure itself, nesting multiple layers of information including identifiers, routing instructions, and payload data. This nested structure allows the QR code to carry comprehensive flow selection information without appearing as a separate complex system, maintaining accuracy while managing perceived complexity through integrated design.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The system performs preliminary encoding of flow identifiers and routing information into the QR code before the data transfer operation. This pre-preparation ensures that the receiving system can immediately identify the appropriate processing flow without requiring complex real-time analysis, improving accuracy while keeping the QR code structure manageable through advance organization of data.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20250356336A1Secure QR code based data transfers
Publication Date: 2025.11.20 PAYPAL INC
  • US20250356336A1 patent drawing
  • US20250356336A1 patent drawing
  • US20250356336A1 patent drawing

AI summary

According to an aspect of an embodiment of the present disclosure, a method may include receiving a quick response (QR) code from a computing device, the QR code including a first entity identifier, and analyzing the QR code to determine a request to initiate a data transfer between a first entity associated with the first entity identifier and a second entity, and to determine one or more characteristics associated with the data transfer. The method may also include, based on the one or more characteristics, identifying a first QR code processing flow from multiple QR code processing flows to follow to process the data transfer, and verifying the first entity in the transaction based on the first entity identifier of the QR code and based on the first QR code processing flow. The method may also include processing the data transfer between the second entity and the first entity based on the first QR code processing flow.