H04N9/083

Imaging control device, imaging apparatus, imaging control method, and imaging control program with light measurement

An imaging control device includes: a transmittance control unit that controls transmittance of each of a plurality of regions in an optical element for controlling a quantity of light incident on an imaging element to a different value; an imaging control unit that causes the imaging element to perform imaging for light measurement in a state where the transmittance of each of the plurality of regions is controlled to the different value; a light measurement processing unit that measures brightness of a subject based on a captured image signal obtained from the imaging element by the imaging for light measurement; an image processing unit that generates image data for display from the captured image signal obtained by the imaging for light measurement; and an output unit that outputs the image data for display to a display unit displaying an image.

Imaging device and electronic apparatus

The present technology relates to an imaging device capable of selectively taking out only a specific electromagnetic wavelength and generating a signal with an enhanced wavelength resolution, and an electronic apparatus. There are provided a first pixel including a metallic thin film filter configured to transmit a light in a first frequency band and a second pixel including a color filter configured to transmit a light in a second frequency band wider than the first frequency band. A signal in a third frequency band is generated from the respective signals of a plurality of first pixels each including a metallic thin film filter configured to transmit a light in the different first frequency bands. The present technology can be applied to a CMOS image sensor of backside irradiation type or surface irradiation type, for example.

COLOR STAIN ANALYZING METHOD AND ELECTRONIC DEVICE USING THE METHOD
20210266504 · 2021-08-26 ·

An electronic device includes a frequency analyzing circuit and a color difference calculating circuit. The frequency analyzing circuit receives an image signal including information about a subject, may convert the image signal into first color data which are based on a first color domain, converts the first color data into frequency data which are based on a frequency domain, and applies frequency weights corresponding to the frequency data to the first color data to generate processed color data. The color difference calculating circuit calculates color difference values for evaluating a color stain generated by the image signal, based on the processed color data. The frequency weights are selected based on sensitivity information of an observer according to a frequency change of the frequency data.

Solid-state imaging device, manufacturing method thereof, and electronic apparatus
11031427 · 2021-06-08 · ·

A solid-state imaging device includes a plurality of photoelectric conversion portions each provided to correspond to each of a plurality of pixels in a semiconductor substrate and receiving incident light through a light sensing surface, and a pixel separation portion that is embedded into a trench provided on a side portion of the photoelectric conversion portion and electrically separates the plurality of pixels in a side of an incident surface of the semiconductor substrate into which the incident light enters. The pixel separation portion is formed by an insulation material which absorbs the incident light entering the light sensing surface.

IMAGING DEVICE AND ELECTRONIC APPARATUS

The present technology relates to an imaging device capable of selectively taking out only a specific electromagnetic wavelength and generating a signal with an enhanced wavelength resolution, and an electronic apparatus.

There are provided a first pixel including a metallic thin film filter configured to transmit a light in a first frequency band and a second pixel including a color filter configured to transmit a light in a second frequency band wider than the first frequency band. A signal in a third frequency band is generated from the respective signals of a plurality of first pixels each including a metallic thin film filter configured to transmit a light in the different first frequency bands. The present technology can be applied to a CMOS image sensor of backside irradiation type or surface irradiation type, for example.

IMAGING APPARATUS, SIGNAL PROCESSING APPARATUS, SIGNAL PROCESSING METHOD, AND PROGRAM
20210144345 · 2021-05-13 ·

Provided is an imaging apparatus including: a splitter that splits incident light into pieces of light of two or more wavelength bands; and two or more detectors that detect the pieces of light of two or more wavelength bands respectively and output signals from which wavelengths can be extracted tunably by post-processing.

Biological information detection device using second light from target onto which dots formed by first light are projected

A biological information detection device includes a light source, an image capturing device, and one or more arithmetic circuits. The light source projects dots formed by light onto a target including a living body. The image capturing device includes photodetector cells and generates an image signal representing an image of the target onto which the dots are projected. The one or more arithmetic circuits detect a portion corresponding to at least a part of the living body in the image by using the image signal and calculate biological information of the living body by using image signal of the portion.

METASURFACES AND SYSTEMS FOR FULL-COLOR IMAGING AND METHODS OF IMAGING

Metasurfaces and systems including metasurfaces for imaging and methods of imaging are described. Such metasurfaces may be formed on a substrate from a plurality of posts. The metasurfaces are configured to be optically active over a wavelength range and in certain embodiments are configured to form lenses. In particular, the metasufaces described herein may be configured to focus light passed through the metasurface in an extended depth of focus. Accordingly, the disclosed metasurfaces are generally suitable for generating color without or with minimal chromatic aberrations, for example, in conjunction with computational reconstruction.

Filter alignment for multi-spectral composite image

A method includes capturing, with an image capture device, a first image of a scene while a portion of the scene has a first alignment with a first detector of a focal plane array and a first bandpass filter is between the portion of the scene and the first detector. The method includes, in response to determining that the portion of the scene has a second alignment with a second detector of the focal plane array, the second alignment substantially matching the first alignment, and that a second bandpass filter having a second frequency range that is distinct from a first frequency range of the first bandpass filter is between the portion of the scene and the second detector, initiating storage of a second image of the scene, the second image captured while the portion of the scene has the second alignment with the second detector.

Image processing apparatus, image processing method, and computer readable recording medium
10863149 · 2020-12-08 · ·

An image processing apparatus includes a processor configured to execute: acquiring image data; generating first interpolation image data associated with light having a red wavelength band, second interpolation image data associated with light having a green wavelength band, third interpolation image data associated with light having a blue wavelength band, and fourth interpolation image data associated with narrow band light; performing a color space conversion process for converting each of the first to the third interpolation image data to a luminance component and a color difference component; extracting a first specific frequency component included in the fourth interpolation image data; combining the converted luminance component with the extracted first specific frequency component; and generating color image data based on a combination result obtained by the combining and based on the color difference component.