Laser Control Unit Automated Parameter Optimization

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Solution Overview

Problem

Current laser apparatus management systems require manual intervention for changing control parameters, leading to prolonged downtime and uncertainty about the effectiveness of parameter changes, as users must stop laser output and manually assess performance differences.

Innovation Solution

A laser apparatus management system that includes a control unit capable of acquiring and comparing performance data before and after control parameter changes, determining whether the changes improve laser performance, and automatically selecting the optimal parameter settings for operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If control parameters are changed manually to improve laser performance, then laser performance can be optimized, but downtime increases and effectiveness cannot be confirmed

Engineering Contradiction:
Improvelaser performanceVSAvoiddowntime
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The control unit automatically performs performance data acquisition, comparison, and determination of parameter change effectiveness without requiring manual user assessment. The system serves itself by autonomously evaluating whether control parameter changes have improved laser performance, eliminating the need for manual intervention and associated downtime.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The control unit acquires performance data before and after control parameter changes, compares these data sets, and determines whether the changes have improved laser performance. This feedback mechanism provides objective confirmation of parameter change effectiveness, allowing automated decision-making about whether to apply the changes, thereby reducing uncertainty and downtime.

Inventive Principle:
Principle #23Feedback

2Reliability

If control parameters are changed manually, then performance improvement can be achieved, but user uncertainty about effectiveness increases

Engineering Contradiction:
Improvelaser performanceVSAvoidperformance assessment information
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The control unit systematically acquires performance data before control parameter changes, compares it with data after changes, and determines whether improvements have occurred. This automated feedback process provides objective, data-driven information about the effectiveness of parameter changes, eliminating user uncertainty and replacing subjective assessment with measurable evidence.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The manual mechanical process of user assessment is replaced with an automated electronic system that objectively measures and compares performance data. The control unit substitutes human judgment with automated data analysis, providing reliable, quantifiable information about parameter change effectiveness without the uncertainty inherent in manual assessment.

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

3Productivity

If automated control parameter optimization is implemented, then productivity increases, but device complexity increases

Engineering Contradiction:
Improvelaser operation efficiencyVSAvoidcontrol system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The control unit performs multiple functions: it manages laser operation, acquires performance data, compares data sets, determines parameter change effectiveness, and selects optimal parameters. By consolidating these diverse functions into a single multi-functional control unit, the system achieves automated optimization without proportionally increasing overall device complexity.

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

Solution Approach 2:

The patent combines data acquisition, data comparison, and effectiveness determination functions into an integrated control unit. By merging these previously separate operations into a unified automated system, the patent achieves productivity improvements while minimizing the increase in device complexity through functional integration.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11502478B2Laser apparatus, laser apparatus management system, and laser apparatus management method
Publication Date: 2022.11.15 GIGAPHOTON INC
  • US11502478B2 patent drawing
  • US11502478B2 patent drawing
  • US11502478B2 patent drawing

AI summary

A laser apparatus according to the present disclosure includes: a laser output unit configured to perform laser oscillation; and a control unit configured to acquire first laser performance data obtained when the laser output unit performs laser oscillation based on a first laser control parameter, and second laser performance data obtained when the laser output unit performs laser oscillation based on a second laser control parameter, while laser output from the laser output unit to an external device is stopped, and determine whether the second laser performance data has been improved as compared to the first laser performance data.