An image sensor includes a pixel array; a logic circuit configured to convert an image signal generated from the pixel array during a first period into image data; and a memory. The image data may be written in the memory during a second period, of which at least a portion overlaps the first period. The logic circuit may write dummy data in the memory during a third period overlapping the first period and not overlapping the second period.

An imaging apparatus includes: an imaging device in which photoelectric conversion elements are arranged in an array; a wiring component in which the imaging device is mounted and a power source wiring is provided; connection wirings that connects the power source wiring and the imaging device each other; at least two power supply sources connected to the power source wiring; and at least one power supply source connected to the power source wiring, the power supply sources supply power to the imaging device via the power source wiring and the connection wirings, at a horizontal synchronization frequency of the imaging device, the two power supply sources have lower impedances than the one power supply source, and at least one of the connection wirings is connected to a wiring path connecting the two power supply sources in the power source wiring.

An imaging apparatus includes: an imaging device in which photoelectric conversion elements are arranged in an array; a wiring component in which the imaging device is mounted and a power source wiring is provided; connection wirings that connects the power source wiring and the imaging device each other; at least two power supply sources connected to the power source wiring; and at least one power supply source connected to the power source wiring, the power supply sources supply power to the imaging device via the power source wiring and the connection wirings, at a horizontal synchronization frequency of the imaging device, the two power supply sources have lower impedances than the one power supply source, and at least one of the connection wirings is connected to a wiring path connecting the two power supply sources in the power source wiring.

An embodiment includes: a semiconductor substrate including a pixel well region and a peripheral well region; a pixel ground line arranged above the pixel well region; a pixel well contact between the pixel ground line and the pixel well region; pixels arranged to form columns in the pixel well region; a reference signal generation circuit arranged in the peripheral well region; and comparator units arranged in the peripheral well region, provided to respective columns, and each configured to receive the pixel signal from the pixels on a corresponding column and the reference signal. Each comparator unit includes a comparator having a first input node that receives the pixel signal and a second input node that receives the reference signal, a first capacitor unit between the reference signal generation circuit and the second input node, and a second capacitor unit between the second input node and the pixel ground line.

An embodiment includes: a semiconductor substrate including a pixel well region and a peripheral well region; a pixel ground line arranged above the pixel well region; a pixel well contact between the pixel ground line and the pixel well region; pixels arranged to form columns in the pixel well region; a reference signal generation circuit arranged in the peripheral well region; and comparator units arranged in the peripheral well region, provided to respective columns, and each configured to receive the pixel signal from the pixels on a corresponding column and the reference signal. Each comparator unit includes a comparator having a first input node that receives the pixel signal and a second input node that receives the reference signal, a first capacitor unit between the reference signal generation circuit and the second input node, and a second capacitor unit between the second input node and the pixel ground line.

An image sensing system comprising: a storage device, comprising at least two first registers, wherein a number of the first registers following a first direction of the storage device is larger than a number of the first registers following a second direction of the storage device; a filter, comprising at least two second registers; and an SIPO (serial in parallel out) circuit, coupled between the storage device and the filter.

An image sensing system comprising: a storage device, comprising at least two first registers, wherein a number of the first registers following a first direction of the storage device is larger than a number of the first registers following a second direction of the storage device; a filter, comprising at least two second registers; and an SIPO (serial in parallel out) circuit, coupled between the storage device and the filter.

A group selection circuit includes an input block suitable for receiving a last column select signal of a previous column switch group and a last column select signal of a current column switch group; and a group selection block suitable for generating a group select signal that is activated from a first edge of the last column select signal of the previous column switch group to a first edge of the last column select signal of the current column switch group, in response to an output signal of the input block.

There is provided a solid-state image sensor including a pixel circuit including a plurality of pixels and imaging a subject, a peripheral circuit provided in a vicinity of the pixel circuit and performing operation in regard to imaging, and a connection element electrically connecting, in initialization of the pixels, elements in the pixels to which a predetermined voltage is applied for initializing the pixels to the peripheral circuit with the predetermined voltage.

A moving picture photographing apparatus having dual camera includes a first camera configured to capture images, a second camera configured to capture images, and a controller configured to cause the first camera to capture a motion picture, generate final correction information based on an image received via the second camera, and cause the first camera to adjust capture of the motion picture based on the final correction information.