Quantum Entanglement Protection via Access Coordination

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Solution Overview

Problem

As quantum computing increases in popularity, there is a need to coordinate access to qubits while ensuring that they are not in an entangled state, as accessing an entangled qubit can destroy its state, making it desirable to check the entanglement status before access.

Innovation Solution

Implementing a quantum entanglement protection mechanism where a requestor requests an entanglement checker to access qubit entanglement information, determining the entanglement status, and sending a response to the requestor based on this status, indicating whether the qubit is available for access or not.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If multiple quantum applications access qubits simultaneously, then quantum computing productivity increases, but qubit entanglement status conflicts occur causing data loss

Engineering Contradiction:
Improvequantum computing productivityVSAvoidqubit state integrity
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system performs preliminary actions by checking the entanglement status of qubits before allowing access. The entanglement checker queries the current state of qubits in advance, and only permits access when the qubit is in a safe unentangled state, preventing potential data loss from accessing entangled qubits

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The entanglement checker serves as an intermediary component between multiple quantum applications and the physical qubits. It mediates access requests by verifying entanglement status and controlling whether applications can access specific qubits, thus preventing conflicts and ensuring data integrity

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If qubit access is restricted to prevent entanglement conflicts, then qubit state integrity is maintained, but coordination complexity increases

Engineering Contradiction:
Improvequbit state integrityVSAvoidaccess coordination complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system implements self-service by automatically checking entanglement status and making access decisions without requiring manual coordination. The entanglement checker autonomously queries qubit states and determines whether access is permitted, reducing the complexity of manual coordination while maintaining reliability

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11875135B2Quantum entanglement protection
Publication Date: 2024.01.16 RED HAT LLC
  • US11875135B2 patent drawing
  • US11875135B2 patent drawing
  • US11875135B2 patent drawing

AI summary

Quantum entanglement protection is disclosed. An entanglement checker receives, from a requestor, a request associated with a first qubit. In response to receiving the request, the entanglement checker accesses qubit entanglement information that identifies an entanglement status of the first qubit. The entanglement checker determines, based on the qubit entanglement information, the entanglement status of the first qubit, and sends a response to the requestor based on the entanglement status.