图像采集装置

By controlling the image acquisition unit to move in the same direction and forming pupil overlap in a rectangular array in camera scanning Fourier stacked imaging, positioning errors are eliminated, solving the problem of low image quality in existing technologies and realizing the reconstruction of high-resolution images.

CN116320670BActive Publication Date: 2026-07-17TIANFU XINGLONG LAKE LAB

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
TIANFU XINGLONG LAKE LAB
Filing Date
2022-12-29
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In existing camera-scanning Fourier layered imaging technology, the positioning offset of the image acquisition unit leads to low quality of the high-resolution image reconstructed by phase recovery, and the existing scanning path has the problem of inaccurate coordinates.

Method used

The image acquisition unit moves in the same direction to each shooting point to form a rectangular array. The control unit controls the image acquisition unit to move according to a preset path to ensure that the pupil overlap rate and time of the image acquisition unit are consistent at each shooting point, thus eliminating positioning errors. The shooting points are connected by straight or curved paths to reduce the reciprocating motion of the image acquisition unit.

Benefits of technology

It improves the positioning accuracy of image acquisition, reduces the difficulty of image registration, and enhances the quality of high-resolution images reconstructed through phase retrieval.

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Abstract

本申请属于成像技术领域,具体公开了一种图像采集装置,包括图像采集单元,用于采集待成像目标的图像;运动机构,用于安装图像采集单元,并带动图像采集单元运动;控制单元,与图像采集单元和运动机构可通讯的连接,用于控制运动机构带动图像采集单元按照预设路径移动以在多个拍摄点位采集待成像目标的图像;预设路径满足如下条件:图像采集单元沿同一个方向运动至各个拍摄点位采集待成像目标的图像;图像采集单元分别位于相邻拍摄点位时的光瞳所在区域部分重叠。本申请实施例的图像采集装置以少量的拍摄效率为代价,大幅提高了拍摄定位的准确度,减小了后期图像配准的压力,同时可提高相位恢复重建高分辨率图像的质量上限。
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