Skhynix Inc.

Jae Yoon Yoo

Jeong Yong Song

Ji Hee Han

Jin Su Kim

Tae Hyun Kim

Chang Hee Pyeoun

Bo Ra Lee

Dong Gyun Kim

Su Min Kim

Jae Ho An

An image processing device including: a gain value manager for generating white gain values corresponding to a plurality of positions, based on a sensing result of a predetermined white image; a target pixel manager for detecting saturated pixels, based on pixel values received from an external device, and determining target pixels as saturated white pixels of which each have a pixel value that indicates that the saturated white pixel is saturated, based on peripheral pixels of the saturated white pixels among the detected saturated pixels; and a target pixel corrector for changing pixel values of the target pixels, based on the white gain values and pixel values of the peripheral pixels.

Image processing device and image correcting method

Provided herein may be an image sensing device and a method of operating the same. An image sensing device may include an image sensor obtaining an image using a plurality of pixels, and an image processor configured to use pixel values included in a region of interest included in the image to generate a gain table including gain table values corresponding to a first resolution, convert the gain table into a target table including target table values corresponding to a second resolution which is lower than the first resolution, and cancel noise included in the image based on the target table.

Image sensing device and method of operating the same

Provided herein may be an image sensing device and a method of operating the same. The image sensing device may include an image sensor configured to acquire an image including a plurality of pixel values, a memory configured to store reference gain values of each of a plurality of block areas included in the image, and an image processor configured to calculate gain values included in each of the plurality of block areas using the reference gain values and to output a correction image in which the reference gain values and the gain values are applied to the plurality of pixel values, wherein the block areas include a first block area and a second block area having a shorter distance from a center of the image than the first block area and having a size greater than that of the first block area.

Image sensing device for correcting image using block areas and method of operating the same

A grid gain calculation circuit includes a region setting component suitable for setting a grid region corresponding to a pixel array; a virtual grid point setting component suitable for setting virtual grid points with respect to outer grid points located on a border of a grid region and with respect to an inner grid point located in an inner area of the grid region close to the outer grid points; and a gain calculation component suitable for calculating a gain of the outer grid points based on a gain of the inner grid point and a gain of the virtual grid points.

Grid gain calculation circuit, image sensing device and operation method of the same

A method for processing an image signal, an image signal processor, and an image sensor chip are disclosed. A method for processing an image signal includes generating Bayer order status information indicating whether a Bayer order of a Bayer pattern image has been changed, based on translation information of gyro information, performing translation correction about the Bayer pattern image using the translation information, and performing interpolation about the Bayer pattern image in which the translation correction has been performed, based on the Bayer order status information.

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Seongnam-si, South Korea

Jae Yoon Yoo