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Uncooled infrared focal plane detector image processing system and method

A focal plane detector and uncooled infrared technology, which is applied in image data processing, image enhancement, instruments, etc., can solve the problems of narrow gray scale range, large infrared imaging noise, and low image contrast

Active Publication Date: 2014-12-24
JING LIN CHENGDU SCI & TECH
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Problems solved by technology

Limited by the difficulty of making infrared detectors and the influence of material purity, infrared images mainly have the following common problems: first, infrared imaging is affected by non-uniformity and invalid pixels, and the actual temperature resolution is not high; second , Infrared imaging generally has the phenomenon of large noise, low image contrast, and narrow gray scale range

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  • Uncooled infrared focal plane detector image processing system and method
  • Uncooled infrared focal plane detector image processing system and method
  • Uncooled infrared focal plane detector image processing system and method

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Embodiment Construction

[0097] The technical solution of the present invention will be further described in detail below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the following description.

[0098] Such as figure 1 As shown, an uncooled infrared focal plane detector image processing system and method, which includes a non-uniformity correction method, a blind element correction method, an image filtering denoising method, an image enhancement method and a pseudo-color transformation method;

[0099] Such as figure 2 As shown, the non-uniformity correction method includes two-point linear non-uniformity correction and binary nonlinear non-uniformity correction based on the target and environment, wherein the two-point linear non-uniformity correction includes the following sub-steps:

[0100] S101: Align the focal plane with the planar blackbody source through the optical system, and the blackbody radiation is uniformly irradi...

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Abstract

The invention discloses an uncooled infrared focal plane detector image processing system and method. The uncooled infrared focal plane detector image processing method includes a nonuniformity correction method, a blind unit correction method, an image filtering and denoising method, an image enhancement method and a pseudo color transforming method. By the system and method, nonuniformity and invalid pixel units can be processed, high image resolution of actual temperature during infrared imaging is improved, noise of images, image contrast and image gray scale ranges can be processed, and the images can be clearer.

Description

technical field [0001] The invention relates to an image processing system and method of an uncooled infrared focal plane detector. Background technique [0002] The infrared imaging electronic component is an important part of the thermal imaging system. It is responsible for giving full play to the performance of the infrared focal plane detector and converting the electrical signal output by the infrared focal plane detector into a video signal or a signal in a format specified by the system. Features. Infrared imaging electronics components include hardware systems and image processing algorithms. Since the current hardware system platform is already perfect, infrared image processing technology has become an important research content of imaging electronics components. Infrared image processing technology needs to be carried out according to the specific characteristics of infrared images. Limited by the manufacturing process difficulty and material purity of infrared...

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Application Information

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IPC IPC(8): G06T5/00
Inventor 曾衡东
Owner JING LIN CHENGDU SCI & TECH
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