Quantum Network Intermediary for Classical Bandwidth

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Solution Overview

Problem

Classical telecommunications networks face limitations in bandwidth and security, particularly due to the overhead required for secure communication, which can significantly reduce throughput.

Innovation Solution

The integration of quantum networks to enhance classical networks by using quantum bits (qubits) for secure random number generation and optimization problem solving, leveraging properties like superposition, no-cloning, and entanglement to improve data transfer efficiency and security.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If quantum networks are integrated to enhance security and reduce data transfer overhead, then communication throughput is improved, but device complexity increases

Engineering Contradiction:
Improvecommunication throughputVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent introduces quantum networks as an intermediary layer between sender and receiver equipment. Quantum bits are transmitted through the quantum network to establish shared randomness, which then enables efficient classical communication. This intermediary quantum layer resolves the contradiction by providing security and coordination without requiring full quantum complexity in the classical communication infrastructure.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The communication system is segmented into distinct quantum and classical components. The quantum network handles only the essential task of establishing shared randomness through qubit transmission, while the bulk data transfer occurs over the classical network. This segmentation allows throughput improvement through quantum-enhanced coordination while limiting device complexity to only the necessary quantum functions.

Inventive Principle:
Principle #1Segmentation

2Productivity

If quantum bits are used to generate shared randomness for optimization problems, then data transfer efficiency is improved, but the amount of quantum infrastructure required increases

Engineering Contradiction:
Improvedata transfer efficiencyVSAvoidquantum infrastructure
Core Design Contradiction:
ProductivityVSQuantity of substance

Solution Approach 1:

The patent applies partial quantum action by using quantum networks only for the specific purpose of generating shared randomness through qubit transmission, rather than attempting to quantumize the entire communication system. This partial application of quantum technology achieves data transfer efficiency improvements while minimizing the quantity of quantum infrastructure required to only what is necessary for randomness generation.

Inventive Principle:
Principle #16Partial or excessive action

3Quantity of substance

If classical networks transfer all data directly, then device complexity is minimized, but bandwidth is insufficient for high-volume transfers

Engineering Contradiction:
ImprovebandwidthVSAvoiddevice complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The system performs preliminary action by using quantum networks to pre-establish shared randomness and coordinate communication protocols before actual data transfer. This preliminary quantum coordination enables the classical network to operate more efficiently, effectively increasing bandwidth utilization without requiring upgrades to the classical network infrastructure itself.

Inventive Principle:
Principle #10Preliminary action

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This approach enhances communication throughput by using quantum bits to securely generate random numbers and solve optimization problems, reducing the amount of data needed to be transferred over classical networks, thereby improving bandwidth and operational efficiency.

Implementation Method 1

leveraging properties like superposition, no-cloning, and entanglement to improve data transfer efficiency and security

Methodology Applied
Scientific EffectQuantum entanglement:

Implementation Method 2

leveraging properties like superposition, no-cloning, and entanglement to improve data transfer efficiency and security

Methodology Applied
Scientific EffectSuperposition:

Implementation Method 3

leveraging properties like superposition, no-cloning, and entanglement to improve data transfer efficiency and security

Methodology Applied
Scientific EffectNo-cloning theorem:

Data Source

PatentUS20240322915A1Improving the bandwidth of classical networks using quantum networks
Publication Date: 2024.09.26 INTERNATIONAL BUSINESS MACHINE CORPORATION
  • US20240322915A1 patent drawing
  • US20240322915A1 patent drawing
  • US20240322915A1 patent drawing

AI summary

Embodiments are related to improving the bandwidth of classical networks using quantum networks. Sender equipment transfers quantum bits over a quantum communications network to receiver equipment, the quantum bits being used to obtain entry values in a shared dictionary. The sender equipment determines a solution for an optimization problem using the entry values, where data to be transferred over a telecommunications network is expressed by the optimization problem. The sender equipment transfers the solution over the telecommunications network to the receiver equipment, where an equivalence of the data is transferred to the receiver equipment in response to the receiver equipment using the solution, the optimization problem, and the entry values to obtain the data.