QR Test Data Embedding for Secure Optical Fiber Report Transfer

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Solution Overview

Problem

Existing test devices like power meters and OTDRs face challenges in securely and efficiently transmitting test data to receiving devices due to issues with wired and wireless connections, including compatibility and security concerns.

Innovation Solution

The implementation of QR code-based data embedding and transmission systems, where test data is compressed, encrypted, and embedded in QR codes, allowing secure and efficient transfer via scanning by receiving devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If wired or wireless connections are used to transmit test data, then data transmission is achieved, but compatibility and security issues arise

Engineering Contradiction:
Improvedata transmission securityVSAvoidconnection compatibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent introduces QR codes as an intermediary medium to transmit test data. Instead of directly using wired or wireless connections between test devices and receiving devices, the system embeds test data into QR codes which can be easily scanned and read by various receiving devices. This intermediary approach resolves compatibility issues while maintaining security through encryption of the QR code data.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent creates a visual copy of test data in the form of QR codes. The test data is converted into a visual pattern that can be captured by cameras or scanners on receiving devices. This copying mechanism eliminates the need for direct physical or wireless connections, thereby improving compatibility while the encrypted nature of the QR code maintains data security.

Inventive Principle:
Principle #26Copying

2Productivity

If test data is transmitted using traditional methods, then data transfer is achieved, but connection reliability is compromised

Engineering Contradiction:
Improvedata transmission efficiencyVSAvoidconnection stability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent replaces complex mechanical connection systems (wired connections, wireless protocols) with a simpler optical recognition system. Instead of establishing and maintaining physical or wireless connections, the system uses QR codes that can be captured and read through optical scanners or cameras. This substitution eliminates connection instability issues while maintaining efficient data transfer.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Reliability

If data is embedded in QR codes, then transmission security is improved, but data processing complexity increases

Engineering Contradiction:
Improvedata transmission securityVSAvoiddata processing complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent segments the data processing into distinct, manageable stages: data compression, encryption, QR code generation, scanning, and data extraction. By breaking down the complex process into these segments, each step can be handled by dedicated modules or functions, making the overall system more manageable and reducing the complexity burden on any single component.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12626081B2Quick response (QR) code based test data embedding and transmission
Publication Date: 2026.05.12 VIAVI SOLUTIONS INC(US)
  • US12626081B2 patent drawing
  • US12626081B2 patent drawing
  • US12626081B2 patent drawing

AI summary

In some examples, QR code based test data embedding and transmission may include obtaining, by a test data analyzer that is executed by at least one hardware processor, test data based on operation of a test device to measure a parameter associated with an optical fiber. Based on an analysis of the test data, a report that includes the test data may be generated. A quick response (QR) code generator that is executed by the at least one hardware processor may compress the report that includes the test data to generate a compressed report. The QR code generator may generate, based on an analysis of the compressed report, a QR code that includes the compressed report. A display generator that is executed by the at least one hardware processor may generate a display of the QR code that includes the compressed report.