Abstract: An image sensing device includes: a control circuit coupled between an output terminal of a pixel signal and a high voltage terminal, and configured to generate a control voltage corresponding to a voltage level of the pixel signal; and a current supplying circuit coupled between the output terminal and the high voltage terminal, and configured to supply a pre-charge current, which is configured to be adaptively adjusted according to the voltage level of the pixel signal, to the output terminal based on the control voltage.

Abstract: An image sensing device includes: a control circuit coupled between an output terminal of a pixel signal and a high voltage terminal, and configured to generate a control voltage corresponding to a voltage level of the pixel signal; and a current supplying circuit coupled between the output terminal and the high voltage terminal, and configured to supply a pre-charge current, which is configured to be adaptively adjusted according to the voltage level of the pixel signal, to the output terminal based on the control voltage.

Abstract: Disclosed is an image sensing device including a first pixel group including at least one first half-shading pixel and at least one first normal pixel, and an image processor suitable for using a first pixel signal, which is generated from the first half-shading pixel during a first period, as phase information, and using a first pixel signal, which is generated from the first half-shading pixel during a second period, as dynamic range information.

Abstract: An image sensor is disclosed, which relates to technology for detecting the distance to a target object. The image sensor includes a first tap configured to capture and accumulate signal carriers, and a second tap spaced apart a set distance from the first tap. The first tap and the second tap are disposed in a diagonal direction at opposite vertex regions of a unit pixel.

Abstract: Disclosed is an image sensing device and an operating method thereof, and the image sensing device may include a first unit pixel circuit disposed in a first row, including a first floating diffusion node, and suitable for outputting a first pixel signal through a column line, a second unit pixel circuit disposed in a second row, including a second floating diffusion node, and suitable for outputting a second pixel signal through the column line, and a first coupling circuit suitable for selectively coupling the first floating diffusion node to the second floating diffusion node based on a first mode control signal.

Abstract: Disclosed is an image sensing device and an operating method thereof, and the image sensing device may include a light detection circuit coupled between a low voltage terminal and a first node, a first transmission circuit coupled between the first node and a second node, a storage circuit coupled between the second node and a third node, a first coupling circuit coupled between the third node and a high voltage terminal, a second transmission circuit coupled between the third node and the first node, and a second coupling circuit coupled between the second node and the high voltage terminal.

Abstract: An image sensing device includes: a control circuit coupled between an output terminal of a pixel signal and a high voltage terminal, and configured to generate a control voltage corresponding to a voltage level of the pixel signal; and a current supplying circuit coupled between the output terminal and the high voltage terminal, and configured to supply a pre-charge current, which is configured to be adaptively adjusted according to the voltage level of the pixel signal, to the output terminal based on the control voltage.

Abstract: Disclosed are an image sensing device and an operating method thereof, and the image sensing device may include a charge sensing element suitable for generating first charges, which correspond to incident light, based on a photo control signal; a reset element suitable for resetting the charge sensing element based on a reset signal; a floating diffusion node suitable for accumulating the first charges; a compensation element suitable for selectively supplying a compensation current to the floating diffusion node based on a compensation control signal; and a selection element suitable for outputting a pixel signal, which corresponds to a voltage on the floating diffusion node, to a readout line based on a selection signal.

Abstract: Disclosed is an image sensing device including a first pixel group including at least one first half-shading pixel and at least one first normal pixel, and an image processor suitable for using a first pixel signal, which is generated from the first half-shading pixel during a first period, as phase information, and using a first pixel signal, which is generated from the first half-shading pixel during a second period, as dynamic range information.

Abstract: Disclosed is an image sensing device and an operating method thereof, and the image sensing device may include a first unit pixel circuit disposed in a first row, including a first floating diffusion node, and suitable for outputting a first pixel signal through a column line, a second unit pixel circuit disposed in a second row, including a second floating diffusion node, and suitable for outputting a second pixel signal through the column line, and a first coupling circuit suitable for selectively coupling the first floating diffusion node to the second floating diffusion node based on a first mode control signal,

Abstract: An image sensor is disclosed, which relates to technology for detecting the distance to a target object. The image sensor includes a first tap configured to capture and accumulate signal carriers, and a second tap spaced apart a set distance from the first tap. The first tap and the second tap are disposed in a diagonal direction at opposite vertex regions of a unit pixel.

Abstract: Disclosed are an image sensing device and an operating method thereof, and the image sensing device may include a charge sensing element suitable for generating first charges, which correspond to incident light, based on a photo control signal; a reset element suitable for resetting the charge sensing element based on a reset signal; a floating diffusion node suitable for accumulating the first charges; a compensation element suitable for selectively supplying a compensation current to the floating diffusion node based on a compensation control signal; and a selection element suitable for outputting a pixel signal, which corresponds to a voltage on the floating diffusion node, to a readout line based on a selection signal.

Abstract: Disclosed is an image sensing device and an operating method thereof, and the image sensing device may include a light detection circuit coupled between a low voltage terminal and a first node, a first transmission circuit coupled between the first node and a second node, a storage circuit coupled between the second node and a third node, a first coupling circuit coupled between the third node and a high voltage terminal, a second transmission circuit coupled between the third node and the first node, and a second coupling circuit coupled between the second node and the high voltage terminal.

Abstract: A mobile device method for certifying a mobile device includes: generating first fixed pattern noise (FPN) information based on column FPN of an image sensor included in the mobile device; and controlling the mobile device to perform a certification by using the first FPN information.

Abstract: An electronic device for detecting a position of an object is disclosed, The electronic device includes an optical source configured to emit light to a detection area, a light concentrator configured to concentrate light reflected by a target object located in a detection area, a light receiver configured to receive through photodiodes the reflected light concentrated by the light concentrator and to output a light quantity pattern of the reflected light, and a processor configured to determine the position of the target object based on the light quantity pattern of the reflected light.

Abstract: Example embodiments relate to an optical shutter including a first polarization filter having a nanopore-cholesteric liquid crystal layer, which includes a cholesteric liquid crystal matrix and a plurality of liquid crystal nanopores embedded in the cholesteric liquid crystal matrix, and having a reflective wavelength band that varies according to electrical control, and a second polarization filter that is parallel to the first polarization filter, includes a nanopore-cholesteric liquid crystal layer, which includes a cholesteric liquid crystal matrix and a plurality of liquid crystal nanopores embedded in the cholesteric liquid crystal matrix, and has a reflective wavelength band that varies according to electrical control.

Abstract: A background light suppression apparatus and method capable of suppressing influences of background light in a depth sensor includes measuring output signals of sub pixels for a sub integration time shorter than a frame integration time; and integrating differences between the output signals after the sub integration time.

Abstract: A sensor for suppressing a background signal is provided. The sensor includes: a pixel array that detects a signal by using a plurality of pixels; an accumulator that converts a differential signal between two signals detected from an arbitrary pixel of the pixel array at predetermined times into a digital signal and accumulates the digital signal; and a digital memory that stores the accumulated digital signal.

Abstract: A mobile device method for certifying a mobile device includes: generating first fixed pattern noise (FPN) information based on column FPN of an image sensor included in the mobile device; and controlling the mobile device to perform a certification by using the first FPN information.

Abstract: An image sensor having a pixel architecture for capturing a depth image and a color image. The image sensor may be configured in a pixel architecture in which a floating diffusion (FD) node is shared, and may operate in different pixel architectures in a depth mode and a color mode, respectively.