H01L27/14609

RADIATION IMAGING APPARATUS AND RADIATION IMAGING SYSTEM

Provided is a radiation imaging apparatus, including: a plurality of pixels configured to output image signals corresponding to radiation; an image signal line configured to output the image signals; and a detection signal line configured to output a detection signal for detection of irradiation of the radiation, in which at least one of the plurality of pixels includes: a conversion element configured to convert the radiation into charge; a first switch configured to output the image signal corresponding to the charge via the image signal line; a storage capacitor including a first electrode and a second electrode, in which the first electrode is electrically connected to the conversion element to store the charge; and a second switch configured to electrically connect the second electrode and the detection signal line.

SOLID-STATE IMAGING DEVICE, DRIVING METHOD THEREOF, AND IMAGING SYSTEM
20180013972 · 2018-01-11 ·

A solid-state imaging device comprises a first pixel group includes a first photoelectric conversion unit that converts into electric charges reflection light pulses from an object irradiated with an irradiation light pulse, a first electric charge accumulation unit accumulating the electric charges in synchrony with turning on the irradiation light pulses, and a first reset unit resetting the electric charges; and a second pixel group includes a second photoelectric conversion unit that converts the reflection light into electric charges, a second electric charge accumulation unit that accumulates the electric charges synchronously with a switching the irradiation light pulses from on to off, and a second reset unit that releases a reset of the electric charges converted by the second photoelectric conversion unit.

PHOTOELECTRIC CONVERSION DEVICE AND IMAGING SYSTEM
20180012928 · 2018-01-11 ·

Provided is a photoelectric conversion device including: a photoelectric conversion portion in a substrate that photoelectrically converts incident light to generate charges; a transfer transistor including a control electrode on the substrate that transfers the charges from the photoelectric conversion portion; wiring layers above the control electrode; a first wiring in a first wiring layer of the wiring layers that is the closest to the substrate; and a drive wiring in a second wiring layer above the first wiring layer, a control signal for controlling the transfer transistor being transferred to the control electrode via the drive wiring and first wiring and, in a plan view, at least part of the first wiring overlapping with at least part of the control electrode and at least part of an edge of the first wiring extending along an edge of the control electrode on a side facing the photoelectric conversion portion.

SWITCH MATRIX DESIGN FOR BEAM IMAGE SYSTEM
20230005707 · 2023-01-05 · ·

Systems and methods for implementing a detector array are disclosed. According to certain embodiments, a substrate comprises a plurality of sensing elements including a first element and a second element. The detector comprises a switching element configured to connect the first element and the second element. The switching region may be controlled based on signals generated in response to the sensing elements receiving electrons with a predetermined amount of energy.

SOLID-STATE IMAGING ELEMENT AND ELECTRONIC DEVICE INCLUDING A SHARED STRUCTURE FOR PIXELS FOR SHARING AN AD CONVERTER
20230007209 · 2023-01-05 ·

A solid-state imaging element and an electronic device are provided. A pixel at least includes a photoelectric conversion unit that performs photoelectric conversion, an FD unit to which charge generated in the photoelectric conversion unit is transferred, and an amplification transistor that has a gate electrode to which the FD unit is connected. A reference signal is input to a MOS transistor. The reference signal is referred to when AD conversion is performed on a pixel signal according to an amount of light received by the pixel. Then, a shared structure is employed in which a predetermined number of pixels share an AD converter that includes a differential pair including the MOS transistor and the amplification transistor. Each of the pixels is provided with a selection transistor that is used to select a pixel for which AD conversion is performed on the pixel signal.

IMAGING DEVICE AND ELECTRONIC DEVICE

A plurality of subpixels is included in one pixel. An imaging device includes a subpixel, a pixel, and a pixel array. The subpixel includes a photoelectric conversion element that receives light incident at a predetermined angle and outputs an analog signal on the basis of intensity of the received light. The pixel includes a plurality of the subpixels, a lens that condenses light incident from an outside on the subpixel, and a photoelectric conversion element isolation portion that does not propagate information regarding intensity of the light acquired in the photoelectric conversion element to the adjacent photoelectric conversion element, and further includes a light-shielding wall that shields light incident on the lens of another pixel. The pixel array includes a plurality of the pixels.

Semiconductor device, fabrication method for a semiconductor device and electronic apparatus

Disclosed herein is a semiconductor device, including: a first substrate including a first electrode, and a first insulating film configured from a diffusion preventing material for the first electrode and covering a periphery of the first electrode, the first electrode and the first insulating film cooperating with each other to configure a bonding face; and a second substrate bonded to and provided on the first substrate and including a second electrode joined to the first electrode, and a second insulating film configured from a diffusion preventing material for the second electrode and covering a periphery of the second electrode, the second electrode and the second insulating film cooperating with each other to configure a bonding face to the first substrate.

Solid-state imaging device and driving method thereof, and electronic apparatus
11570388 · 2023-01-31 · ·

A solid-state imaging device includes a photoelectric conversion unit, a light shielding unit and a transfer transistor. The photoelectric conversion unit generates charges by photoelectrically converting light. The light shielding unit is formed by engraving a semiconductor substrate on which the photoelectric conversion unit is formed, so as to surround an outer periphery of the photoelectric conversion unit. The transfer transistor transfers charges generated in the photoelectric conversion unit. During a charge accumulation period in which charges are accumulated in the photoelectric conversion unit, a potential that repels the charges is supplied to the light shielding unit and a gate electrode of the transfer transistor. During a charge transfer period in which charges are transferred from the photoelectric conversion unit, a potential that repels the charges is supplied to the light shielding unit and a potential that attracts the charges is supplied to the gate electrode of the transfer transistor.

Imaging apparatus for downsizing an image sensor and a signal processor
11570389 · 2023-01-31 · ·

The present invention relates to an imaging apparatus for realizing real time image display and the like while controlling the processing performance of an external circuit and the size of the circuit when outputting a large amount of data from an image sensor at a high speed, and is provided with (a) an image sensor including, a plurality of light receiving units disposed in rows and columns, an A/D conversion unit, a compression unit for compressing outputs from the A/D conversion unit row by row, and (b) a first data processing unit for thinning compressed data row by row, a first data decompression unit that decompresses outputs of the first data processing unit; and a first image processing unit which carries out a predetermined processing on outputs of the first data decompression unit.

Image pickup apparatus having image sensor equipped with polarizing element and control method therefor

An image pickup apparatus that enables to quickly capture an image from which a predetermined reflected light component is removed with desired sensitivity. A polarizing filter two-dimensionally arranges a plurality of sets each of which includes polarizing filter elements having different polarization directions. A first image sensor has pixels that respectively correspond to polarizing filter elements of the polarizing filter. A polarization calculation unit detects a polarized component of light that enters into a region in which one set of polarizing filter elements are arranged based on signals output from pixels in the region of the first image sensor for each region. A correction unit corrects a pixel signal output from a pixel of a second image sensor corresponding to the region based on a calculation result by the polarization calculation unit for each pixel of the second image sensor.