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AMAT 0140-80103
- Product Name: AMAT 0140 – 80103 Semiconductor Wafer Edge Inspection System
- Product Introduction: The edge of a semiconductor wafer is a critical area that can be prone to defects such as chips, cracks, and contamination. These edge defects can affect the overall quality and reliability of the semiconductor devices. This wafer edge inspection system is designed to detect and analyze edge defects with high precision and speed.
- Technical Specifications:
- Inspection Resolution: Can achieve high inspection resolution, typically in the sub – micrometer range.
Detailed content
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- This allows for the detection of very small edge defects that may not be visible to the naked eye or with lower – resolution inspection methods.
- Inspection Speed: Performs edge inspections at a relatively high speed, usually within a few seconds per wafer. This is important for maintaining high production throughput in semiconductor fabs.
- Defect Detection Sensitivity: Has high sensitivity to different types of edge defects, including surface irregularities, particles, and material variations. It can distinguish between different defect types and provide detailed information about their size, shape, and location.
- Functional Features:
- Optical Imaging Technology: Uses advanced optical imaging techniques, such as high – resolution cameras and specialized lighting systems, to capture detailed images of the wafer edge. The lighting system may include multiple light sources with different wavelengths and angles to enhance the visibility of different types of defects.
- Image Processing and Analysis: Equipped with powerful image processing and analysis software that can automatically detect and classify edge defects. The software uses algorithms to analyze the captured images, compare them with reference patterns, and identify any deviations that indicate the presence of defects.
- Data Reporting and Integration: Generates detailed inspection reports that include information about the detected defects, such as their location, size, and type. These reports can be integrated with the overall fab control system for quality tracking and process improvement.
- Application Scenarios: Installed in semiconductor fabs at various stages of the manufacturing process, such as after wafer slicing, lapping, and polishing. It is used to screen wafers for edge defects before they enter subsequent processing steps, such as deposition and etching, to prevent the propagation of defects and ensure high – quality semiconductor device fabrication.
