Patent classifications
H04N25/7795
IMAGE SENSOR AND ELECTRONIC DEVICE COMPRISING THE SAME
An image sensor includes a pixel array including a first pixel and a second pixel which are connected to a same column line, the first pixel including 2N sub-pixels sharing a first floating diffusion node and the second pixel including 2N sub-pixels sharing a second floating diffusion node, wherein N is a positive integer greater than or equal to two, a timing generator configured to change a reset order and a readout order of 4N sub-pixels included in the first pixel and the second pixel, according to an exposure time setting value, and output a row address according to the changed orders, and a row driver configured to drive the pixel array based on the row address.
IMAGE SENSING DEVICE FOR CORRECTING DEPTH INFORMATION
An image sensing device includes an image sensor suitable for correcting depth information based on a control signal, and for generating image data according to the depth information, and a controller suitable for analyzing an error of the depth information, and for generating the control signal, based on first and second cycle signals provided from the image sensor.
IMAGING APPARATUS, IMAGING METHOD
An imaging apparatus includes an imaging element including photodiode divided pixels, and a control unit. The control unit performs control to execute first readout in which an addition value of a first pixel and a second pixel constituting a photodiode divided pixel is read out as a pixel value constituting an image and second readout of performing readout in which a value of the first pixel and a value of the second pixel used for phase difference detection can be obtained from a photodiode divided pixel that is not a readout target in the first readout. In this case, the first readout is performed after performing the second readout in one vertical period.
Dynamic correlated double sampling for noise rejection in image sensors
A method of reading a pixel value from an image sensor housed with a set of components includes determining a current state of the set of components; adjusting, at least partly responsive to the current state of the set of components, a correlated double sampling (CDS) time; and performing, in accordance with the adjusted CDS time, a CDS readout of at least one pixel in a pixel array of the image sensor.
IMAGING DEVICE, IMAGING METHOD, AND ELECTRONIC APPARATUS
An imaging device includes a controller, a power supply, a regulator, and a switch. The controller is configured to control an imaging unit, on the basis of a command and data that are received from a host in accordance with an I2C/I3C communication protocol. The power supply is configured to supply a voltage to a digital block of the controller. The digital block is configured to be subjected to dynamic voltage frequency scaling within one-frame operation. The regulator and the switch are provided between the digital block and the power supply, and coupled in parallel with each other.
EVENT FILTERING METHOD FOR OPERATING AN EVENT-BASED IMAGE SENSOR
Embodiments of the present disclosure include an event-based image sensor and an event filtering method for use with an event-based image sensor. The event-based image sensor comprises a plurality of pixel circuits forming a pixel array, each pixel circuit comprising a photoreceptor circuit configured to generate a photoreceptor signal derived from a photocurrent generated by a light impinging on a light-sensitive element of the photoreceptor circuit, and a detector configured to detect a change in the photoreceptor signal and to generate an event in response to the detected change in the photoreceptor signa. The event-based image sensor further includes a processing chain and an event filter that is configured to receive the generated event and to accept the received event based on a plurality of conditions. The plurality of conditions include a condition that the received event is part of a previously unaccepted event trail, the event trail comprising a plurality of successive events having a same polarity and separated by time intervals each shorter than a time threshold.
APPARATUS, SYSTEM, MOVING BODY, AND EQUIPMENT
An apparatus includes a pixel unit including a plurality of pixels arranged in a plurality of rows and each including a quench element of which a control node a signal defining a start and an end of an exposure period is input to and a photodiode connected to the quench element, a scan unit that scans the pixel unit by performing processing of reading signals of the pixels, processing of starting the exposure period, and processing of ending the exposure period on the plurality of rows sequentially in units of one row or two or more rows, and a control unit that outputs a synchronization signal to the scan unit to control a timing of the reading processing, wherein at least one of a timing of the start processing and a timing of the end processing is controlled by another control signal different from the synchronization signal.
DEVICE, SYSTEM, MOBILE OBJECT, AND APPARATUS
A device includes a pixel unit, a selection unit, and a first generation unit. The pixel unit has a plurality of pixels arranged in a plurality of rows. Each pixel includes a quenching circuit configured to receive a signal for determining start and end of an exposure period and a photodiode coupled to the quenching circuit. The selection unit is configured to simultaneously receive a plurality of clock signals of different periods and select a clock signal to be outputted from the plurality of clock signals. The first generation unit is configured to generate the signal by using the outputted clock.
Image sensing device for correcting depth information
An image sensing device includes an image sensor suitable for correcting depth information based on a control signal, and for generating image data according to the depth information, and a controller suitable for analyzing an error of the depth information, and for generating the control signal, based on first and second cycle signals provided from the image sensor.
IMAGING SYSTEM, ENDOSCOPE, AND CONTROL DEVICE
An imaging system includes: an imaging unit configured to generate a video signal; a control device configured to control the imaging unit; a first signal line configured to transmit a predetermined power supply voltage to the imaging unit; and a second signal line configured to transmit the video signal to the 284 control device. The imaging unit includes an imaging element including a pixel portion configured to generate the video signal according to a light reception amount and output the generated video signal to the second signal line, and a first detector configured to detect a voltage value of a power supply voltage that has reached the imaging unit via the first signal line as a voltage value of a first power supply voltage and output the voltage value to the second signal line.