Substrate Processing Apparatus Module Selection for Film Quality
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Solution Overview
Problem
Current substrate processing apparatuses are limited in their ability to handle multiple film quality processes due to fixed gas types and process conditions, making it difficult to efficiently process substrates with varying film qualities in a single apparatus.
Innovation Solution
A substrate processing apparatus with multiple modules, a transfer chamber, and a controller that selects the appropriate module based on process information and quality information, allowing for flexible processing of substrates with varying film qualities by transferring them to the suitable module for optimal processing conditions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a substrate processing apparatus is configured with fixed gas types and process conditions to maintain uniform management, then the apparatus can reliably process films of the same type and quality, but it becomes difficult to process multiple different film types and qualities in a single apparatus
Solution Approach 1:
The patent implements dynamic configuration of process conditions by allowing the apparatus to change gas types and process parameters based on the specific film processing requirements. The control unit dynamically adjusts operational parameters including gas flow rates, pressure, and temperature according to the selected process recipe, enabling the same apparatus to adapt to different film types and quality requirements rather than being fixed to a single configuration
Solution Approach 2:
The patent changes physical and chemical parameters of the processing environment to accommodate different film types. By varying gas composition, pressure, temperature, and flow rates according to process-specific recipes, the apparatus can optimize processing conditions for each film type while maintaining reliable quality control through systematic parameter management
2Adaptability or versatility
If multiple substrate processing apparatuses are prepared for different processes to handle various film qualities, then all process requirements can be met, but the footprint within the factory becomes excessive
Solution Approach 1:
The patent creates a universal substrate processing apparatus that can perform multiple different film processing functions within a single system. By incorporating dynamic gas supply systems, adjustable process parameters, and a control unit that manages multiple process recipes, the apparatus serves as a multi-functional platform that replaces what would traditionally require multiple separate specialized apparatuses, thereby reducing factory footprint while maintaining comprehensive process coverage
Solution Approach 2:
The patent segments the processing capabilities into modular process recipes that can be independently selected and configured. Each process recipe represents a discrete set of parameters and gas configurations for a specific film type, allowing the system to efficiently switch between different processing modes without requiring separate physical apparatuses for each function
3Ease of operation
If the type of gas supplied to the substrate processing apparatus is fixed, then the apparatus can maintain uniform process conditions, but it cannot process films requiring different gas types and quality specifications
Solution Approach 1:
The patent implements dynamic gas supply control where the type, flow rate, and composition of gases are automatically adjusted based on the selected process recipe. The system dynamically switches between different gas configurations for different film processing requirements while maintaining uniform management through centralized control, eliminating the need for manual reconfiguration and preserving operational simplicity
Solution Approach 2:
The patent systematically changes gas-related parameters including gas type, flow rate, pressure, and composition ratios according to process-specific requirements. The control unit manages these parameter changes in a coordinated manner, ensuring that gas configuration adapts to different film types while maintaining process consistency through automated control
Data Source
AI summary
A substrate processing apparatus includes: a plurality of modules configured to process a substrate; a transfer chamber adjoining the modules; a transfer part configured to transfer the substrate to one of the modules; a reception part configured to receive process information of the substrate; a detection part configured to detect quality information of the respective modules; a table in which the process information corresponds to the quality information; a memory part configured to store the table; and a controller configured to compare the process information received by the reception part with the quality information detected by the detection part using the table, configured to select one of the modules corresponding to the process information, and configured to instruct the transfer part to transfer the substrate to the selected module.