An infrared focal plane array and an infrared thermal imaging system based on the infrared focal plane array
An infrared focal plane and infrared thermal imaging technology, which is applied in the field of infrared thermal imaging, can solve the problems of complex process steps, high blind element rate of devices, and high difficulty in manufacturing infrared thermal imagers, and achieves low cost and avoids 1/f noise. , the effect of reducing the thermal response time
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment 1
[0066] This embodiment provides an infrared thermal imaging system, such as figure 1 As shown, it includes a wavelength conversion module (1), a readout signal generation module (2) and an imaging display module (3);
[0067] The wavelength conversion module (1) includes an infrared lens (11), an infrared focal plane array (12), a polarizer (10), and a first beam splitter (13) arranged sequentially along the optical path, wherein the infrared focal plane The planar array (12) includes several periodically arranged array units, and each array unit includes a substrate (121), a thermal insulation support layer (122), a sub-wavelength grating structure and an infrared absorption layer ( 124), opening a window on the back of the substrate (121) corresponding to the region where the sub-wavelength grating structure is located so that light enters the sub-wavelength grating structure through the heat-insulating support layer (122);
[0068] The readout signal generating module (2) ...
Embodiment 2
[0092] This embodiment provides an infrared thermal imaging system, such as figure 2 As shown, it includes a wavelength conversion module (1), a readout signal generation module (2) and an imaging display module (3);
[0093] The wavelength conversion module (1) includes an infrared lens (11), an infrared focal plane array (12) and a first beam splitter (13) arranged sequentially along the optical path, wherein the infrared focal plane array (12) includes several array units arranged periodically, each array unit includes a substrate (121), a thermal insulation support layer (122), a sub-wavelength grating structure and an infrared absorption layer (124) arranged sequentially from top to bottom, and the substrate ( On the back of 121), there is a window corresponding to the area where the sub-wavelength grating structure is located so that light enters the sub-wavelength grating structure through the heat-insulating support layer (122);
[0094] The readout signal generating...
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