Actuator Control Unit Using Quantum Gate Feedback Correction

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Solution Overview

Problem

Existing actuators face challenges in maintaining high precision and robustness under varying driving conditions and environmental changes, particularly due to non-linear characteristics and fluctuations in load conditions or posture differences.

Innovation Solution

The actuator incorporates a control unit that utilizes quantum gate operations to perform probability-based control, correcting control quantities through a quantum gate operation unit to achieve ideal values, even under changing conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If conventional control methods are used for actuators, then the control system is simple and easy to implement, but the position precision and robustness deteriorate under varying driving conditions and environmental changes

Engineering Contradiction:
Improveposition precisionVSAvoidcontrol system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces conventional classical control systems with a quantum computing-based control system. The control unit incorporates a quantum processing device that performs quantum gate operations to compute control quantities, substituting traditional mechanical/electronic control mechanisms with quantum computational methods to achieve superior position precision under varying conditions

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent changes the fundamental computational parameters from classical binary states to quantum states utilizing superposition and entanglement. The quantum processing device manipulates probability amplitudes and phases of quantum states to optimize control quantities, enabling adaptive precision control that responds dynamically to environmental changes

Inventive Principle:
Principle #35Parameter changes

2Reliability

If quantum gate operations are used for control, then position precision and controllability improve under varying conditions, but the device complexity and computational requirements increase

Engineering Contradiction:
Improvecontrollability under varying conditionsVSAvoidcontrol unit complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces a control unit as an intermediary layer between the quantum processing device and the actuator. This control unit receives quantum-computed control quantities, applies necessary corrections based on feedback from the second member, and generates final control signals, thereby managing the complexity transition from quantum operations to practical actuator control

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent implements a feedback mechanism where the state of the second member is measured and fed back to the control unit. The control quantity correction unit uses this feedback information to adjust and correct the control quantities computed by quantum gate operations, ensuring reliable controllability under varying driving conditions and environmental changes

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20250379534A1Actuator equipped with control unit
Publication Date: 2025.12.11 CANON KK
  • US20250379534A1 patent drawing
  • US20250379534A1 patent drawing
  • US20250379534A1 patent drawing

AI summary

To solve the above-mentioned problem, an actuator is provided. The actuator includes a control unit having a control quantity correction unit that takes a signal based on a target state indicated by a command and a measured state as input, and corrects a control quantity for driving a first member, computed by a quantum gate operation. A second member operates in response to the first member being driven based on the corrected control quantity.