Canon Kabushiki Kaisha

Hidetoshi Hayashi

Tatsuhiko Yamazaki

Seiji Hashimoto

Shintaro Takenaka

Osamu Yuki

Toshiaki Endo

Takuro Yamamoto

Daisuke Yoshida

Hiroki Hiyama

Tetsuya Itano

Mahito Shinohara

Tetsunobu Kochi

Katsuhito Sakurai

Toshiaki Ono

Yukihiro Kuroda

Koichiro Iwata

Noriyuki Shikina

Kazuhiro Sonoda

Yasuji Ikeda

Keisuke Takahashi

Atsushi Shimada

A signal processing apparatus that processes image data output from a photoelectric conversion unit including a light-receiving region and a light-blocking region. The apparatus includes a control data generation unit that outputs control data used to generate correction data for correcting the image data using a trained model generated through machine learning, and a signal processing unit that generates the correction data on the basis of light-blocked image data and the control data, the light-blocked image data being image data, among the image data, that is from the light-blocking region, and corrects light-received image data in accordance with the correction data without applying the trained model, the light-received image data being image data, among the image data, that is from the light-receiving region.

Signal processing apparatus, photoelectric conversion apparatus, photoelectric conversion system, control method of signal processing apparatus, and non-transitory computer-readable storage medium

An imaging device includes pixels each including a photoelectric converter, and a control unit that controls an accumulation period for charge in the pixels. The pixels are divided into pixel blocks, the control unit is configured to control the accumulation period for each pixel block, the pixel blocks include first and second pixel blocks and a third pixel block arranged between the first and second pixel blocks, and the control unit includes a mode to commonly control the accumulation period in the first and third pixel blocks and control the accumulation period in the second pixel block independently of that of the first and third pixel blocks, and a mode to commonly control the accumulation period in the second and third pixel blocks and control the accumulation period in the first pixel block independently of that of the second and third pixel blocks.

Imaging device and imaging system

An imaging device includes a plurality of pixels arranged to form a plurality of rows and a plurality of columns and each including a photoelectric converter, an accumulation time controller that controls accumulation time of the plurality of pixels, and an amplifier that amplifies a signal based on charge generated by the photoelectric converter. The plurality of pixels are divided into a plurality of pixel blocks each including at least two of the plurality of pixels, the accumulation time controller is configured to control the accumulation time individually for the plurality of pixel blocks, and the amplifier is configured to output, for one pixel block of the plurality of blocks, a plurality of signals which are amplified at different gains and correspond to accumulation time of a common frame.

Imaging device, imaging system, and movable object

Provided is an imaging device including a pixel array including a plurality of pixels arranged to form a plurality of rows and a plurality of columns, each of the plurality of pixels generates signals in accordance with an incident light; a first output line and a second output line that are arranged corresponding to each of the plurality of columns of the pixel array and transmit signals output from the pixels arranged on a corresponding column; a scanning unit that drives the pixel array so as to output signals from at least two of the pixels arranged on different rows of a single column respectively to the first output line and the second output line; and an output line control unit that provide potentials that are different from each other to the first output line and the second output line, respectively, in a test mode.

Imaging device, imaging system, and mobile apparatus

An imaging apparatus includes a first holding circuit, a second holding circuit, and a calculator. The first holding circuit is configured to hold and output a logical value based on a logical value supplied from an address decoder. The second holding circuit is configured to hold and output a logical value based on the logical value output from the first holding circuit. The calculator is configured to receive the logical values supplied from the first and second holding circuits and perform a logical operation for generating a driving signal.

Imaging apparatus and imaging system having logical circuit to generate pixel driving signals

An imaging apparatus includes a scanning circuit configured to perform shutter scanning and readout scanning, a first control unit configured to control the capacitance setting unit to set a capacitance value of the input node in the readout scanning, and a second control unit configured to control the capacitance setting unit to set a capacitance value of the input node in the shutter scanning.

Imaging apparatus, imaging system, and driving method for imaging apparatus

The present invention relates to a technology for providing a selection unit configured to perform selection of a bit memory that holds a signal of a first bit of a digital signal from among a plurality of bit memories commonly in a memory unit in each of a plurality of AD conversion units.

Image pickup apparatus, image pickup system, driving method for the image pickup apparatus, and inspection method for the image pickup apparatus

A focus detection apparatus for performing phase difference detection type focus detection includes sensor units each configured to generate a signal used for detecting a phase difference, a setting unit configured to set one or more sensor units as determination targets, a determination unit configured to sequentially select a sensor unit from the determination targets, and repeatedly determine whether a signal generated by the selected sensor unit satisfies a termination condition of having a peak value greater than a threshold, and a detection unit configured to perform focus detection using the signal that satisfies the termination condition. The apparatus operates in a first mode and then shift to a second mode. The setting unit includes, in the determination targets in the second mode, a sensor unit that is not included in the determination targets in the first mode.

Focus detection apparatus

An imaging device comprising an imaging unit that outputs digital data of a pixel value indicating one of colors for each pixel and a conversion unit that outputs from ports I pieces of the digital data that has been input from the imaging unit in a first mode and output from part of the ports J (J&#x3c;I) pieces of digital data obtained from the I pieces of the digital data of the same color that has been input from the imaging unit in a second mode is provided. When outputting digital data of pixels of a single row in the imaging unit in the both modes, the conversion unit outputs digital data of a first color from a first port and outputs digital data of a second color from a second port.

Imaging device and imaging system that converts a pixel bit width depending on an operation mode

A focus detection apparatus that performs a first determination for determining whether a signal level indicating an amount of the electric charges accumulated in the photoelectric conversion element has reached a lower threshold, and a second determination for determining whether the signal level has reached a higher second. During a time period from when it is determined that the signal level has reached the lower threshold to when it is determined that the signal level has reached the higher threshold, the second determination is performed at a shorter time interval if an elapsed time from when the accumulation of the electric charges is started to when it is determined that the signal level has reached the first threshold is shorter than a reference time, and at a longer time interval if the elapsed time is longer than the reference time.

Focus detection apparatus and method for controlling the same

A semiconductor device includes a pair of sensor units each of which includes a photoelectric conversion unit, a signal holding unit and a transfer unit, and outputs a signal held by the signal holding unit, comprising a control unit including a detector unit, wherein when one of the pair of sensor units operates in a first mode, the other operates in a second mode, the detector unit detects that the output has reached a predetermined value after the one starting a signal transfer, the one ends the signal transfer in response to the detection and determines the held signal, the control unit generates a control signal after that, and the other in the second mode accumulates generated charges and starts a signal transfer in accordance with the control signal, then ends the signal transfer and determines the held signal.

Semiconductor device

The present invention reduces differences in the influence of electric charge leakage from a non-read out region into multiple read out regions adjacent to a non-read out region. Reset scanning of that row in the non-read out region which adjoins the first or second read out region is started before read out scanning of the first and second read out regions.

Solid-state imaging apparatus, imaging system, and driving method of imaging apparatus

A focus detecting apparatus, comprising a first pair of sensor blocks each including a sensor unit and a detection unit, and a power supply unit configured to supply power to the detection unit, wherein when one of the first pair of sensor blocks operates in a first mode, the other operates in a second mode, the detection unit of the sensor block operating in the first mode detects an output of the sensor unit, the sensor unit of the sensor block operating in the second mode accumulates charges and terminates the charge accumulation operation in response to the detection operation, and the power supply unit shuts off power supply to the detection unit of the sensor block operating in the second mode for at least part of the period of time during the operation in the second mode.

Focus detecting apparatus and driving method therefor

In a conventional image pickup apparatus, a plurality of reset methods for resetting a photodiode cannot be set. A row selection unit is provided with a first storage unit for storing an address of a read row, a second storage unit for storing an address of a shutter row, and further a third storage unit for storing an address of a row in which potential of photodiode is fixed.

Image pickup apparatus, image pickup system, and driving method of image pickup apparatus

An imaging apparatus includes a pixel unit having a photoelectric conversion section and an amplifying device for amplifying a signal from the photoelectric conversion section and outputting the signal, a reading unit having a first mode in which a signal obtained by resetting an input section of the amplifying device is sampled a plurality of times via the amplifying device and a second mode in which a photoelectric conversion signal generated in the photoelectric conversion section is sampled a plurality of times via the amplifying device; a mixing unit for generating a first mixing signal by mixing the signals that are sampled in the first mode, outputting the first mixing signal, generating a second mixing signal by mixing the signals that are sampled in the second mode, and outputting the second mixing signal; and a difference processing unit for performing difference processing between the first mixing signal and the second mixing signal.

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Fujisawa, Japan

Hidetoshi Hayashi