Gas Laser Impedance Matching via Shield Geometry
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Solution Overview
Problem
High-power gas lasers require effective impedance matching for efficient energy transfer, but existing solutions often necessitate additional components, complex calibration, and space-consuming arrangements.
Innovation Solution
An integrated impedance matching arrangement within the gas laser excitation system, where the high-frequency connecting line interacts with the gas laser electrode and/or shield arrangement, allowing for simplified and precise impedance matching without additional components or calibration, utilizing the geometry of the components for efficient energy transfer.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If an additional impedance matching circuit is connected between the load and the power source, then the energy transfer from the source to the load is improved, but the device complexity and space requirements increase
Solution Approach 1:
The patent combines the impedance matching function with the existing high-frequency connecting line by strategically positioning the shield arrangement. The shield arrangement, when placed at a specific distance from the gas laser electrode, creates capacitive and inductive interactions that provide impedance matching without requiring a separate matching circuit. This merging of functions eliminates additional components while maintaining energy transfer efficiency.
Solution Approach 2:
The high-frequency connecting line is designed to serve multiple functions simultaneously: power transmission and impedance matching. By configuring the shield arrangement at a defined distance from the electrode, the connecting line's structure itself becomes the impedance matching mechanism, allowing a single component to fulfill multiple roles in the system.
2Loss of energy
If an additional impedance matching circuit is connected between the load and the power source, then the energy transfer from the source to the load is improved, but the space requirements increase
Solution Approach 1:
The impedance matching function is merged into the existing high-frequency connecting line structure. The shield arrangement positioned at a specific distance from the electrode creates the necessary impedance matching effect within the existing spatial framework, eliminating the need for additional space-consuming matching circuits while maintaining energy transfer efficiency.
3Loss of energy
If conventional impedance matching is performed with additional components, then the impedance matching is achieved, but calibration and separate operation are necessary
Solution Approach 1:
The system achieves self-adjusting impedance matching through the geometric configuration of the shield arrangement relative to the gas laser electrode. The capacitive and inductive interactions created by this specific geometry automatically provide the necessary impedance matching without requiring external calibration or separate operation of matching circuits, making the system self-sufficient.
4Area of stationary object
If the high-frequency connecting line is arranged at a defined distance from the gas laser electrode, then space is saved, but impedance matching precision must be maintained
Solution Approach 1:
The patent optimizes the spatial parameter (distance) between the shield arrangement and the gas laser electrode to achieve the desired impedance matching effect. By carefully selecting this defined distance, the system achieves precise impedance matching while maintaining a compact configuration, demonstrating how parameter optimization can simultaneously satisfy both space and precision requirements.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This solution achieves precise and space-saving impedance matching, reducing the need for separate calibration and additional components, enabling efficient energy transfer and a compact design for high-power gas lasers.
Implementation Method 1
The high-frequency connecting line can interact with the gas laser electrode and/or the shield arrangement, in particular capacitively and/or inductively
Implementation Method 2
The high-frequency connecting line can interact with the gas laser electrode and/or the shield arrangement, in particular capacitively and/or inductively
Implementation Method 3
a shield arrangement for shielding the high-frequency power to be transferred
Data Source
AI summary
A gas laser excitation system with an integrated impedance matching circuit, comprises a gas laser electrode, a high-frequency connection line connectable to the gas laser electrode and configured for transmission of high-frequency power to the gas laser electrode, and a shield configured to shield the high-frequency power to be transmitted. The shield is arranged between the high-frequency connection line and the gas laser electrode. The high-frequency connection line interacts with the gas laser electrode and/or the shield in such a way that the resulting impedance changes at least across a section of the high-frequency connection line.