A pixel array including; color filter array (CFA) cells, each respectively including CFA blocks, each CFA block including color pixels, and the color pixels include a sub-block. The sub-block includes at least one first color pixel sensing a first color, at least one second color pixel sensing a second color different from the first color, and at least one third color pixel sensing a third color different from the first color and the second color.

An image sensor is provided for obtaining an ultra-high resolution image. The image sensor includes a plurality of two-dimensionally arranged pixels, each of the plurality of pixels including a first meta-photodiode that selectively absorbs light of a red wavelength band, a second meta-photodiode that selectively absorbs light in a green wavelength band, and a third meta-photodiode that selectively absorbs light of a blue wavelength band. A width of each of the plurality of pixels of the image sensor may be less than a diffraction limit.

An apparatus comprises a generating unit configured to generate a plurality of pieces of RAW data for respective exposure times from RAW data obtained from a sensor that can perform shooting at an exposure time that is different for each pixel, and an encoding unit configured to encode the generated plurality of pieces of RAW data.

A photoelectric conversion device includes a plurality of unit pixels each including a charge holding portion to which charges are transferred from four or more photoelectric conversion units. Sensitivity of each photoelectric conversion unit of a first group to incident light is greater than sensitivity of each photoelectric conversion unit of a second group to the incident light. After charge accumulation is started in all the photoelectric conversion units of the second group, charge accumulation is started in the photoelectric conversion units of the first group. After signals corresponding to charges accumulated in all the photoelectric conversion units of the second group are read out, signals corresponding to charges accumulated in the photoelectric conversion units of the first group are read out.

Provided is an information processing apparatus including an acquisition unit that acquires a second image obtained by photographing a color sample by a second camera device and by developing, and an estimation unit that estimates a second 3D-LUT for reproducing, by the first camera device, a color of the color sample in the second image by inputting the second image to a model that has learned a first image obtained by photographing the color sample under a standard light source by a first camera device and by developing as input data and a first 3D lookup table (3D-LUT) used for developing the first image as correct answer data. As a result, the 3D-LUT can be generated more easily.

Provided is an information processing apparatus including an acquisition unit that acquires a second image obtained by photographing a color sample by a second camera device and by developing, and an estimation unit that estimates a second 3D-LUT for reproducing, by the first camera device, a color of the color sample in the second image by inputting the second image to a model that has learned a first image obtained by photographing the color sample under a standard light source by a first camera device and by developing as input data and a first 3D lookup table (3D-LUT) used for developing the first image as correct answer data. As a result, the 3D-LUT can be generated more easily.

A solid-state imaging device comprising: a pixel array including pixels arranged in a plurality of rows and in a plurality of columns; a first column circuit group; a second column circuit group disposed in the same side with respect to the pixel array as that in which the first column circuit group is disposed; a first counter configured to supply a count signal to the first column circuit group; and a second counter configured to supply a count signal to the second column circuit group, wherein the first column circuit group and the second column circuit group are arranged to be separate from each other in a direction along the columns, wherein the first column circuit group and the second column circuit group are configured to process pixel signals for different colors.

An imaging device includes a first electrode, a charge accumulating electrode arranged with a space from the first electrode, an isolation electrode arranged with a space from the first electrode and the charge accumulating electrode and surrounding the charge accumulating electrode, a photoelectric conversion layer formed in contact with the first electrode and above the charge accumulating electrode with an insulating layer interposed therebetween, and a second electrode formed on the photoelectric conversion layer. The isolation electrode includes a first isolation electrode and a second isolation electrode arranged with a space from the first isolation electrode, and the first isolation electrode is positioned between the first electrode and the second isolation electrode.

An image encoding method includes a color difference signal Cr corresponding to a first pixel and a color difference signal Cb corresponding to a second pixel that are determined based on a pixel value of the first pixel, a pixel value of the second pixel, and pixel values of a third pixel and a fourth pixel that are adjacent to the first pixel. Then, an average value Co of the color difference signal Cr corresponding to the first pixel and the color difference signal Cb corresponding to the second pixel, and a difference value Cg between the color difference signal Cr and the color difference signal Cb are determined.

An endoscopic camera system having an optical assembly; a first color image sensor transmitting a first low dynamic range image; a second color image sensor transmitting a second low dynamic range image; a monochrome image sensor transmitting a monochrome image; an HDR processor coupled to the first color image sensor and the second color image sensor for receiving the first low dynamic range image and the second low dynamic range image, the HDR processor being configured to combine the first low dynamic range image and the second dynamic range image into a high dynamic range image; and a combiner coupled to the HDR processor and the monochrome image sensor, the combiner being configured to combine the high dynamic range image with the monochrome image.