Sony Corporation

Sony Semiconductor Solutions Corporation

Masakatsu Fujimoto

Makoto Koizumi

Hiroyuki Tanaka

Daisuke Kawamata

Jun Ono

Yasushi Shibata

Masaki Murozuka

Ikko Okamoto

Daiki Yamazaki

To enable detection of occurrence of abnormality in a more preferable manner when the abnormality occurs in signal processing applied to pixel signals. A signal processing device including: a signal processing unit that performs signal processing on pixel signals; and a data generation unit that associates first test data based on first processing, second test data based on second processing, and valid data obtained by performing the second processing on the pixel signals corresponding to a second frame after a first frame to generate frame data corresponding to the second frame, in which, the first processing is the signal processing for generating the valid data in the first frame; the second processing is the signal processing for generating the valid data in the second frame; and presence or absence of abnormality in the signal processing is diagnosed on the basis of the first test data associated with the frame data corresponding to the first frame, and the first test data associated with the frame data corresponding to the second frame.

Signal processing device, signal processing method, and signal processing system

The present disclosure relates to an imaging device, an imaging method, an electronic device, and a signal processing device capable of reducing an amount of information of a set value to be stored in an image processing block for reducing noise according to a noise amount and an interpolation operation amount thereof. Signal processing is performed on an image captured by an image sensor on the basis of a Gain value of the image sensor offset according to a temperature value of the image sensor. The present disclosure can be applied to an imaging device.

Imaging device, imaging method, electronic device, and signal processing device

The present technology improves the image quality of a synthesized image in a device that synthesizes a plurality of images. Disclosed is an image processing device that includes a detection section, a synthesis ratio generation section, and a synthesis section. The detection section detects whether a light source has blinked during an exposure period of a detection target image among a plurality of images captured in chronological order, and outputs a detection result. In a case where the detection result indicates that the light source has blinked, the synthesis ratio generation section generates a synthesis ratio for making the percentage of the detection target image lower than the percentage of an image other than the detection target images. The synthesis section synthesizes the plurality of images at the synthesis ratio.

Image processing device, imaging device, and image processing method

The present technology relates to an image capture device, a method of image capture, a signal processing device, a method of signal processing, and a program capable of capturing reliably a blinking image capture target. A predetermined image capture timing of an image capture unit is controlled so that image capture is performed N times during an exposure time in which at least a part of a turn-on period in which an image capture target is on overlaps with an exposure time of image capture of at least one time at a timing of dividing a blinking cycle in which the image capture target to be captured by the image capture unit configured to perform image capture at the image capture timing blinks into N equal parts where N represents more than one. The present technology is applicable to, in one example, a camera unit or the like used to capture an image.

Image capture device, method of image capture, signal processing device, method of signal processing, and program

The present technology relates to a signal processing apparatus, an imaging apparatus, and a signal processing method capable of reliably imaging a blinking imaging target in a scene having a very large difference in brightness. By detecting a difference between a plurality of images captured with different exposure times, calculating a combination coefficient indicating a combination ratio between the plurality of images on the basis of the difference, and combining the plurality of images on the basis of the combination coefficient, it is possible to reliably image a blinking imaging target in a scene having a very large difference in brightness. The present technology can be applied to, for example, a camera unit that captures an image.

Signal processing apparatus, imaging apparatus, and signal processing method

A noise of an image signal generated by mixing a plurality of image signals is accurately estimated. In an image processing apparatus including an input unit and an estimation unit, a mixed image signal is input to the input unit, the mixed image signal being obtained by mixing a plurality of image signals with different exposure times that have been generated by an image sensor, on a basis of a predetermined mix ratio. The estimation unit is configured to estimate a mixed image signal noise being a noise of the mixed image signal, on a basis of the mix ratio, a noise characteristic coefficient indicating a noise characteristic of the image sensor, and a ratio between the exposure times in the plurality of image signals.

Image processing apparatus and image processing method

Provided is a raw data processing apparatus including a variable processing part that processes raw data with a predetermined variable value, the raw data being output from an imaging element, an exposure determination part that receives the raw data and determines a gain value of the imaging element based on a determination result obtained by determining an exposure which is set when the raw data is shot, an improvement amount table in which an improvement amount for the gain value of the imaging element is set, a gain modulation part that extracts the improvement amount from the improvement amount table and modulates the gain value of the imaging element, a development parameter setting part that sets a development parameter used for developing the raw data, and a development processing part that outputs image data which is developed from the raw data processed with a predetermined variable value.

Raw data processing apparatus, raw data processing method and imaging device

Disclosed herein is a data processing apparatus including: a data sort block configured to sort, into multiple groups by information data of a same type, input data including information data of multiple types formed by multiple bits; a maximum value extraction block configured to extract a maximum value of the information data in each of the groups sorted by the data sort block; and a bit position decision and bit reduction block configured to determine a reduction position of bits common to the information data of the same type in each group on the basis of the maximum value extracted by the maximum value extraction block and reduce the common bits in accordance with the determination.

Growing community of inventors

Kanagawa, Japan

Masakatsu Fujimoto