QR Code Media Sharing via Server Credential Verification

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Solution Overview

Problem

Current methods for sharing media between devices lack efficient and secure mechanisms for selective access and control, particularly in scenarios involving QR codes and network communication.

Innovation Solution

A method and system that utilize QR codes to encode URLs, allowing devices to scan, extract information, associate media with credentials, and communicate through a server for secure media sharing, enabling seamless playback on connected devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If QR codes are used to encode URLs for media sharing, then ease of operation is improved, but security and access control are worsened

Engineering Contradiction:
Improvemedia sharing operationVSAvoidaccess control security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system segments the media sharing process into distinct phases: QR code scanning for URL extraction, credential verification phase, and media transmission phase. This segmentation allows simple QR code operation while maintaining secure credential verification as a separate, controlled step before media access is granted.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary credential verification and authorization checks before allowing media access through the QR code link. By validating credentials in advance and establishing secure session parameters beforehand, the system maintains both ease of operation (simple QR scan) and security (pre-validated access control).

Inventive Principle:
Principle #10Preliminary action

2Reliability

If credentials are associated with QR codes for secure access, then reliability is improved, but device complexity is worsened

Engineering Contradiction:
Improveauthorized access controlVSAvoidsystem structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system introduces a server as an intermediary that handles credential verification, QR code validation, and media management. This intermediary absorbs the complexity of security management and media coordination, allowing client devices to maintain simple interfaces while relying on the server to handle the complex authentication and media delivery processes.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system implements self-service mechanisms where the server automatically validates QR codes, verifies credentials, and manages media transmission without requiring complex client-side authentication logic. The client devices simply scan QR codes and receive media, while the server handles the complex credential association and access control automatically.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11989250B2System and method for sharing media between client devices
Publication Date: 2024.05.21 THANK YOU LLC
  • US11989250B2 patent drawing
  • US11989250B2 patent drawing
  • US11989250B2 patent drawing

AI summary

A method for sharing media between a first device and a second device may include: scanning a quick-response (QR) code with the first device; extracting, by the first device, a uniform resource locator (URL) encoded in the QR code; recording, by the first device, media; associating, by the first device, the URL with the media; communicating, from the first device to a server, the media and the URL; scanning, with a second device, the QR code; extracting, by the second device, the URL encoded in the QR code; communicating, from the second device to the server, the URL; receiving, by the second device, in response to communicating the URL to the server, the media from the server; and playing, by the second device, the media on at least one of a display and a speaker.