Quantum Channel Router Capacity Management

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Solution Overview

Problem

Current quantum computing systems lack formal software patterns and architectures for managing quantum channel utilization, leading to potential overloading and inefficiencies as they share channels among multiple entities, with no real-time monitoring to prevent exceeding maximum channel capacity.

Innovation Solution

Implementing a quantum channel measurement service that determines the current available capacity of quantum channels by assessing maximum capacity and current usage, allowing for real-time decision-making to either delay or reroute messages to avoid channel overload.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If quantum channels are shared among multiple entities without real-time monitoring, then channel accessibility and resource utilization are improved, but channel overload and transmission reliability deteriorate

Engineering Contradiction:
Improvechannel accessibilityVSAvoidtransmission reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent implements a quantum channel measurement service that continuously monitors channel capacity and provides real-time feedback to the quantum channel router. This feedback mechanism enables the router to adjust message transmission decisions based on current channel conditions, preventing overload while maintaining high channel utilization. The measurement service tracks available capacity dynamically, allowing the system to adapt to changing channel states without compromising transmission reliability.

Inventive Principle:
Principle #23Feedback

2Reliability

If real-time channel capacity monitoring is implemented, then transmission reliability is improved by preventing channel overload, but system complexity increases due to additional measurement services

Engineering Contradiction:
Improvetransmission reliabilityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces a quantum channel measurement service as an intermediary component that specializes in capacity monitoring. This mediator separates the monitoring function from the routing function, allowing the quantum channel router to make informed decisions without directly implementing complex measurement logic. The measurement service acts as a dedicated intermediary that handles all capacity assessment operations, simplifying the overall system architecture while ensuring reliable transmission through continuous monitoring.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If messages are delayed when channel capacity is insufficient, then channel overload is prevented maintaining reliability, but transmission speed and productivity decrease

Engineering Contradiction:
Improvechannel overload preventionVSAvoidtransmission speed
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent implements dynamic message transmission decisions based on real-time channel capacity assessment. The quantum channel router continuously evaluates available capacity and adjusts transmission timing accordingly, delaying messages only when necessary to prevent overload. This dynamic approach allows the system to maximize transmission speed during periods of sufficient capacity while automatically slowing down only when channel conditions require it, thus maintaining productivity without compromising reliability.

Inventive Principle:
Principle #15Dynamics

4Adaptability or versatility

If quantum channels are shared among multiple senders and receivers, then resource utilization is improved, but channel management complexity and difficulty of control increase

Engineering Contradiction:
Improveresource utilizationVSAvoidchannel management complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the quantum channel management system into distinct functional components: a quantum channel measurement service for capacity assessment, a quantum channel router for message routing decisions, and multiple senders/receivers. This segmentation allows each component to perform its specific function independently, simplifying the management of shared channels. The measurement service handles all capacity monitoring, the router handles all routing decisions, and channels are managed on a per-channel basis rather than as a monolithic system, reducing overall management complexity.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11309974B2Quantum channel routing utilizing a quantum channel measurement service
Publication Date: 2022.04.19 RED HAT INC
  • US11309974B2 patent drawing
  • US11309974B2 patent drawing
  • US11309974B2 patent drawing

AI summary

Quantum channel routing utilizing a quantum channel measurement service is disclosed. A quantum channel router that is communicatively coupled to a plurality of quantum channels receives a message from a sender that is directed to a receiver. Each quantum channel is configured to convey a quantum message from a sender to a receiver. The quantum channel router identifies a quantum channel to which the receiver listens. The quantum channel router determines a message size of the message. It is determined that transmission of the message would exceed a maximum channel capacity of the quantum channel at a current point in time, and in response, the quantum channel router does not transmit the first message onto the first quantum channel at the current point in time.