Quantum Random Number Delivery Through Unified QRNG Brokering

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Solution Overview

Problem

Existing systems face challenges in efficiently integrating and distributing quantum random numbers (QRNs) across multiple QRN generators and consumers, requiring complex selection and comparison processes, and there is a need for a streamlined method to facilitate the distribution of QRNs to various consumers while ensuring quality and security.

Innovation Solution

A system comprising a QRN supply interface, delivery interface, brokering module, and optional modules for testing, certification, and processing, which seamlessly integrates multiple QRN generators and consumers, allowing for easy access and distribution of QRNs through a communication network, ensuring quality and security.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple QRNGs are integrated into a distribution system, then the variety and quality of QRNs available to consumers is improved, but the system complexity increases due to the need to manage multiple supply interfaces and consumer connections

Engineering Contradiction:
Improvevariety of QRNsVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent introduces a central distribution system that acts as an intermediary between multiple QRNGs and QRN consumers. This mediator manages the complexity of integrating multiple quantum random number generators and provides a unified interface for consumers, thereby resolving the contradiction by centralizing management functions while maintaining multiple connections.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The distribution system is designed with universal interfaces that can accommodate multiple different QRNGs and serve multiple QRN consumers through a single platform. The system provides multi-functional capabilities including QRN generation, distribution, quality assessment, and consumer management, thereby reducing overall system complexity while maintaining versatility.

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

2Reliability

If consumers directly select and connect to QRNGs, then the quality and suitability of QRNs can be optimized, but the effort and time required for finding and selecting adequate QRNGs increases

Engineering Contradiction:
Improvequality of QRNsVSAvoidtime for finding and selecting QRNG
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The distribution system performs preliminary actions by pre-integrating and pre-assessing multiple QRNGs before consumers need them. The system maintains a ready pool of verified QRNGs and pre-establishes connections, so when consumers need QRNs, the selection and connection process is already prepared, eliminating the time-consuming search and verification steps.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system enables consumers to access and select from pre-integrated QRNGs through a simplified interface that automatically handles the complex selection criteria. The distribution system self-manages the matching process between consumer requirements and available QRNG capabilities, reducing the effort consumers must expend while maintaining quality selection.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If a centralized distribution system is implemented, then the effort for retrieving QRNs is reduced, but the complexity of managing supply interfaces and routing increases

Engineering Contradiction:
Improveeffort for retrieving QRNsVSAvoidcomplexity of managing supply interfaces
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent extracts the complex management functions of interface adaptation and routing from the consumer side and concentrates them in the central distribution system. By taking out these complex operations and centralizing them, the system simplifies the consumer interface while managing the complexity internally through dedicated management modules.

Inventive Principle:
Principle #2Taking out (Extraction)

4Adaptability or versatility

If multiple QRNGs are integrated with different supply interfaces, then the adaptability of the system is improved, but the difficulty of integrating and standardizing interfaces increases

Engineering Contradiction:
Improveintegration of different QRNGsVSAvoidinterface standardization
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The distribution system is segmented into distinct functional modules, each handling specific interface adaptation tasks for different QRNG types. This modular architecture allows the system to maintain multiple specialized interface handlers while presenting a unified standard interface to consumers, resolving the contradiction by dividing the integration complexity into manageable segments.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentEP4641971A1System and method for delivering quantum random numbers
Publication Date: 2025.10.29 DEUTSCHE TELEKOM AG
  • EP4641971A1 patent drawingFigure 1~2
  • EP4641971A1 patent drawing
  • EP4641971A1 patent drawing

AI summary

A system for delivering quantum random numbers, QRNs, supplied by QRN generators, QRNGs, configured for generating QRNs and supplying the generated QRNs, a method for delivering QRNs and a computer program product.