Title:
IMAGING DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/181558
Kind Code:
A1
Abstract:
The purpose of the present patent is to provide an imaging device capable of obtaining an image with a deep depth of field even when an aperture is open. This imaging device comprises: an imaging element unit that separately receives visible light and near-infrared light, and outputs a visible light signal and a near-infrared light signal; and a video signal processing unit that extracts a contour component from a video by means of the near-infrared light signal, and superimposes the extracted contour component on a video of the visible light signal. The imaging device further comprises: a lens; an aperture that adjusts the amount of light entering the lens, and a control unit that controls the aperture opening, wherein the control unit opens the aperture in accordance with the luminance level of the video by means of the visible light signal.
Inventors:
SHIBUYA TAKUHIRO (JP)
Application Number:
PCT/JP2022/047594
Publication Date:
September 28, 2023
Filing Date:
December 23, 2022
Export Citation:
Assignee:
HITACHI INT ELECTRIC INC (JP)
International Classes:
H04N23/60; G03B7/091; G03B11/00; G03B15/00; H04N23/45; H04N23/55; H04N23/75
Foreign References:
| JP2006180269A | 2006-07-06 | |||
| JP2015029841A | 2015-02-16 | |||
| JP2013152369A | 2013-08-08 |
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