Temperature control method and device of immersion lithography machine
A temperature control method and temperature control technology, which is applied in the direction of temperature control, photo-plate making process exposure device, optical mechanical equipment, etc., can solve the problems of lack of secondary temperature control, high requirements for temperature control parameter measurement, lack of temperature control flexibility, etc.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment Construction
[0094] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0095] To this end, the present invention provides an effective method for controlling the temperature of the immersion liquid, using multiple heat exchangers and multi-stage servo flow control to achieve a steady-state accuracy of + / -0.01°C.
[0096] specifically, figure 1 The flow chart of the temperature control method of the immersion lithography machine provided by the embodiment of the present invention; figure 1 shown, including the following steps:
[0097] S101, exchange heat between the plant cooling water PCW and the ultrapure water UPW of the lithography machine through a heat exchang...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com