Quantum Circuit Filters for Grouped Logic Gates

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Solution Overview

Problem

Graphical quantum programming tools lack the ability to provide relevant information associated with quantum circuit elements, hindering user understanding and the design process in building quantum circuits.

Innovation Solution

The method involves grouping quantum logic gates based on characteristics like color, type, and barrier, and displaying filters that provide information on the grouped gates, including which gates form the group, transpilation to hardware, compatibility with quantum computers, fidelity, interchangeable gates, and performance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If graphical quantum programming tools display basic quantum circuit elements, then the interface remains simple and clean, but relevant information about quantum logic gates and circuit capabilities is not provided

Engineering Contradiction:
Improveinformation about quantum logic gatesVSAvoidinterface complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent segments information about quantum logic gates into distinct filterable categories (e.g., gate type, fidelity, compatibility, performance metrics). Users can selectively apply filters to display only the information categories they need, rather than overwhelming them with all possible information at once. This segmentation allows the interface to remain clean while providing comprehensive information when needed.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements dynamic filtering capabilities where the displayed information about quantum logic gates changes based on user-selected filters. The interface can dynamically adjust between showing minimal information (simple view) and detailed information (comprehensive view) by applying or removing filters, making the system adaptable to different user needs and expertise levels.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If comprehensive information about quantum logic gates is displayed, then user understanding and decision-making improve, but the design process becomes more complex and time-consuming

Engineering Contradiction:
Improveuser understandingVSAvoiddesign process time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent applies preliminary action by pre-organizing quantum logic gate information into structured categories and computing relevant metrics (fidelity, compatibility, performance) in advance. When users apply filters, the system quickly retrieves and displays pre-processed information rather than computing everything from scratch, reducing the time needed for the design process while maintaining comprehensive information availability.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent creates a universal filtering system that can handle multiple types of information about quantum logic gates through a single interface mechanism. The same filter infrastructure supports various information categories (gate properties, fidelity, compatibility, performance), allowing users to access different types of information without learning multiple separate tools or processes, thus improving ease of operation without adding time.

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

3Loss of information

If filters are added to display information about grouped quantum logic gates, then relevant insights are provided, but the interface complexity increases

Engineering Contradiction:
Improveinformation about grouped gatesVSAvoidfilter interface complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent extracts information about grouped quantum logic gates into separate, independent filter categories. Instead of creating a complex monolithic filter system, it takes out specific information aspects (grouping, fidelity, compatibility) as separate filterable entities. Users can select which extracted information categories to display, reducing the perceived interface complexity while maintaining access to comprehensive information about grouped gates.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS20240152790A1Assisting users in creating quantum circuits by displaying filters used to provide relevant information regarding grouped quantum logic gates
Publication Date: 2024.05.09 INTERNATIONAL BUSINESS MACHINE CORPORATION
  • US20240152790A1 patent drawing
  • US20240152790A1 patent drawing
  • US20240152790A1 patent drawing

AI summary

A method, system and computer program product for assisting users in creating quantum circuits. Quantum logic gates of a quantum circuit (being designed by a user) that are to be grouped together are identified. Upon identifying such quantum logic gates, those quantum logic gates are grouped together into a grouped set of quantum logic gates. Upon forming a grouped set of quantum logic gates, filters are displayed in connection with the quantum circuit being designed by the user, where each of these filters is configured to display particular information (e.g., which gates form the grouped set of quantum logic gates, illustrate how the grouped set of quantum logic gates is transpiled to a hardware system) regarding the grouped set of quantum logic gates. For example, such filters may be visually displayed on the top of the quantum circuit being built by the user in a graphical user interface.