Abstract: An image capturing apparatus that is capable of accurately acquiring motion vectors according to a photographing environment and performing blur correction with high accuracy. The image capturing apparatus includes an image sensor, and a photometry unit that performs photometry of a photographing environment. A motion vector calculation section calculates motion vectors based on images acquired by the image sensor. A camera system controller calculates a reliability of the motion vectors. A photographing condition determination section determines photographing conditions for consecutively photographing a plurality of images by the image sensor, according to a photometry result and the calculated reliability.

Abstract: A method for automatic exposure (AE) control is provided that includes receiving statistics for AE control for an image from an image signal processor (ISP) coupled to an image sensor generating the image, computing an exposure value at a current time t (EV(t)) using a cost function based on target characteristics of an image, wherein computation of the cost function uses the statistics, and computing AE settings for the image sensor based on EV(t).

Abstract: The present invention is directed to predicting and optimizing the exposure value of cameras in order to properly capture images, achieve robust and efficient calibration, and detect faults. The present invention features a method comprising displaying one or more reference images and using the camera to capture the reference image at one or more camera exposures. This allows an optimal camera exposure and an optimal reference image to be determined. The method may further comprise estimating ambient light. The method may further comprise the display device displaying an input image and identifying relative properties of the input image in comparison to the reference image. The method may further comprise predicting an optimal exposure based on the relative properties of the input image, ambient light, and the optimal reference exposure, adjusting the exposure value of the camera based on the optimal exposure, and capturing the input image at the proper exposure.

Abstract: A method of decompression includes decompressing a compressed image according to a power curve to generate a partially decompressed image, wherein the compressed image is decompressed from a second bit depth that is lower than a first bit-depth at which the image was generated.

Abstract: An imaging device may have an array of image pixels that includes red, green, blue, and infrared pixels. The imaging device may include a dual-band filter that allows transmission of light in the visible band and in the near-infrared band and may include color processing circuitry that produces a color image with marked infrared regions. The color processing circuitry may include a standard color processing pipeline with a color correction matrix that produces a tone-mapped standard red, green, and blue image and may include infrared marking circuitry. The infrared marking circuitry may include hue angle determination circuitry, cell means determination circuitry, and near-infrared determination circuitry that determine portions of the image with high infrared reflectance to be marked. The infrared-marked tone-mapped standard red, green, and blue image may be output to a machine vision system to identify objects in the imaged scene with high infrared reflection.

Abstract: An example method includes determining, by a controller of an image capture system, a plurality of sets of exposure parameter values for one or more exposure parameters. The plurality of sets of exposure parameter values are determined at an exposure determination rate. The method further includes capturing, by an image capture device of the image capture system, a plurality of images. Each image of the plurality of images is captured according to a set of exposure parameter values of the plurality of sets of exposure parameter values. The method also includes sending, by the controller of the image capture system to an image processing unit, a subset of the plurality of images. Each subset of images is sent at a sampling rate, and the sampling rate is less than the exposure determination rate.

Abstract: There is provided an optical sensor that acquires a first image frame corresponding to a first flicker period and acquires a second image frame corresponding to a second flicker period. The optical sensor respectively adds pixel data of every two pixels in neighboring rows of the first image frame and the second image frame to generate a low-resolution image frame for the motion detection.

Abstract: A method for image combination may include obtaining a first image and a second image; dividing the first image into a plurality of first image blocks and dividing the second image into a plurality of second image blocks; for each of the plurality of first image blocks, determining a first block weight based on edge information of the first image block and determining a second block weight based on overall information of the first image block; for each of the plurality of second image blocks, determining a third block weight based on overall information of the second image block; determining an exposure gain ratio based on the second block weights and the third block weights; determining a first combination weight and a second combination weight based on the exposure gain ratio; generating a third image based on the first combination weights and the second combination weights.

Abstract: The present technology relates to an imaging device, a signal processing device, a signal processing method, a program, and an imaging apparatus that are designed to reduce flicker in the imaging apparatus that does not use any imaging lens. The imaging device includes: a pixel region in which a plurality of pixels including a pixel that receives incident light and outputs one detection signal indicating an output pixel value modulated depending on the incident angle of the incident light is arranged in a row direction and a column direction, and is sequentially exposed row by row, the incident light entering from an object via neither an imaging lens nor a pinhole; and a plurality of detection regions that are disposed in different rows in the pixel region, and are used for flicker detection. The present technology can be applied to an imaging apparatus, for example.

Abstract: In one embodiment, a method of useful for generating a symmetric key includes the step of obtaining a sensor signal from a sensor of a mobile device. The method includes the step of determining one or more sampling points on said sensor signal. The method includes the step of extracting a sensor signal value at the sampling points. The method includes the step of generating the symmetric key from the sampled sensor signal value.

Abstract: The disclosure relates to a method and an associated device for detecting uneven surfaces in vehicle environments. The method comprises emitting a first ultrasonic pulse or first ultrasonic burst and emitting a second ultrasonic pulse or second ultrasonic burst, and receiving a first reflection signal of the first ultrasonic pulse or a first reflection signal of the first ultrasonic burst and receiving a second reflection signal of the second ultrasonic pulse or a second reflection signal of the second ultrasonic burst. In the further course of the method, a comparison is made of the first reflection signal with the second reflection signal, and the presence of a surface unevenness in the vehicle's environment, or the presence of a surface curvature in the vehicle's environment, is determined.

Abstract: There is provided with an image capturing device. An image capturing unit is capable of controlling an exposure condition for each region. A first acquisition unit acquires information representing a moving object region within an imaging range of the image capturing unit. A second acquisition unit acquires brightness information of each region within the imaging range of the image capturing unit. A setting unit sets the exposure condition used by the image capturing unit for each region by using the information representing the moving object region and the brightness information.

Abstract: A video capture method includes: controlling an image sensor to capture a plurality of first sensor output frames at a first frame rate during a first period; during the first period, checking if a motion blur condition is met; in response to the motion blur condition being met during the first period, controlling the image sensor to capture a plurality of second sensor output frames at a second frame rate during a second period following the first period, wherein the second frame rate is higher than the first frame rate; and processing consecutive sensor output frames captured by the image sensor during the first period and the second period, to generate a plurality of output frames.

Abstract: A display driving integrated circuit performs an adaptive frame operation. An operation method of the display driving integrated circuit includes outputting current frame data to an external display panel, starting to receive next frame data from an external device after a first time point, the first time point being a time point when a first time period elapses, the first time period immediately following a second time point at which the current frame data are completely output, and generating a vertical synchronization signal at a third time point synchronized with a cycle of an emission control signal, in response to starting to receive the next frame data.

Abstract: Systems and methods of the invention merge information from multiple image sensors to provide a high dynamic range (HDR) video. The present invention provides for real-time HDR video production using multiple sensors and pipeline processing techniques. According to the invention, multiple sensors with different exposures each produces an ordered stream of frame-independent pixel values. The pixel values are streamed through a pipeline on a processing device. The pipeline includes a kernel operation that identifies saturated ones of the pixel values. The streams of pixel values are merged to produce an HDR video.

Abstract: Imaging methods and imagers for image capture devices. Still images are captured by gathering ambient light data using an ambient light sensor of the image capture device, selecting a frame rate for the imager corresponding to the gathered ambient light data, determining optimal image capture parameters for the imager by executing an auto exposure algorithm with a processor using the selected frame rate as an initialization parameter for the auto exposure algorithm, and capturing a still image with the imager after execution of the auto exposure algorithm using the selected frame rate.

Abstract: A head-mounted display system and a 6-degree-of-freedom tracking method and apparatus thereof are disclosed. The method includes: controlling two channels of tracking cameras so that central moments of exposure durations of each frame of the two channels of tracking cameras are same, and controlling so that a lightening moment of the LED lights on the handle controller is synchronized with the middle moment of the exposure duration of an even-number frame of the two channels of tracking cameras; calculating 6-degree-of-freedom tracking data of the head-mounted display device in a three-dimensional space in real time according to acquired image data of an odd-number frame of the two channels of tracking cameras; and calculating 6-degree-of-freedom tracking data of the handle controller in the three-dimensional space in real time according to acquired image data of an even-number frame of the two channels of tracking cameras.

Abstract: To prevent the capture and transmission of excluded data, a short time-delay between an object recognition sensor and the video camera is exploited to recognize disallowed objects and control the video camera to interrupt and stop images from being transferred into the memory chip where the video signal is formed. The time-delay can also be used to enforce an alignment condition of the video camera to an allowed object. The time-delay can be implemented in real or near real time with a delay line or temporary memory chip positioned between the video camera's ROIC and memory chip. The time-delay prevents the excluded data from entering the video signal and reaching circuitry or being processed downstream of the memory chip.

Abstract: An imaging device is provided. The device comprises: an imaging unit in which a plurality of pixels each including a photoelectric conversion element are arranged; a signal processor configured to process a signal output from the imaging unit; and a storage device configured to store the signal output from the imaging unit and transfer the signal to the signal processor. The storage device stores a plurality of image signals output by the plurality of pixels arranged in the imaging unit as a plurality of sub-frames and then outputs a sub-frame satisfying a predetermined condition out of the plurality of sub-frames as a signal for configuring a single frame.

Abstract: An image processing apparatus that generates, from an image data obtained through shooting, image data for display that depends on a display mode being set is disclosed. The image processing apparatus applies, in generation of the image data for display, a tone characteristic that depends on the display mode being set, to the image data. The image processing apparatus controls strength of noise reduction processing and/or sharpness processing depending on a combination of a tone characteristic applied to the image data and a display mode being set.

Abstract: A video camera system includes a video capture device and a camera controller. The video capture device includes a sensor that receives light, a shutter that selectively permits the light to be received at the sensor based on a shutter speed, and a frame processor that generates a plurality of video frames based on the light. The camera controller includes a frame parameter calculator that calculates a luminance parameter of the plurality of frames, a frequency domain analyzer that executes a frequency domain analysis based on the luminance parameter to generate a plurality of luminance amplitude values mapped to a plurality of frequencies, and a control signal generator that generates a target shutter speed based on the plurality of luminance amplitude values mapped to the plurality of frequencies, and transmits a control signal based on the target shutter speed to cause the shutter to operate at the target shutter speed.

Abstract: The present invention relates to a mobile terminal and a method for controlling same, the mobile terminal comprising: a camera for recording a video; a display unit for displaying a recording screen of the video being recorded through the camera; and a control unit for, when a portion of the video being recorded satisfies a video upload requirement of at least one video upload service that can be provided from the mobile terminal, controlling to display an item indicating the video upload services for which the requirement is satisfied. The present invention provides the effect of allowing a user to quickly recognize an SNS to which a recorded portion of a video currently being recorded in real time can be uploaded, and easily upload the recorded portion to the SNS.

Abstract: The embodiments of the disclosure relate to an image acquisition method, a handle device, a head-mounted device and a head-mounted system. The handle device comprises a shell and a control module arranged in the shell. A switch control end of an infrared circuit is connected with the control module, and infrared light beads of the infrared circuit penetrate outwards through the shell; and a switch control end of a visible light circuit is connected with the control module, and visible light strips of the visible light circuit penetrate outwards through the shell. Through visible light and infrared light set on the handle, the position of the handle device can be judged, and the tracking accuracy is extremely high.

Abstract: An apparatus comprising a memory and a processor. The memory may comprise first parameters for an image sensor and second parameters for a LED. The processor may be configured to receive a first temperature from the image sensor, receive a second temperature from the LED, present a first adjustment to the image sensor and present a second adjustment to the LED. The first adjustment may be configured to scale the first parameters based on a difference between the first temperature and the predetermined temperature. The second adjustment may be configured to scale the second parameters based on a difference between the second temperature and the predetermined temperature. The processor may scale the first parameters and the second parameters in order to compensate for performance degradation of the image sensor caused by changes in the first temperature and the LED caused by changes in the second temperature.

Abstract: A projection method including specifying a first correspondence between a projector coordinate system and a camera coordinate system, based on a first picked-up image and a first image, determining a second correspondence between the projector coordinate system and the camera coordinate system, based on a second picked-up image and a second image, generating correction information, based on one or a plurality of first feature points in a third image acquired by converting the first picked-up image into the projector coordinate system, based on the first correspondence, and one or a plurality of second feature points corresponding to the one or plurality of the first feature points, in a fourth image acquired by converting the second picked-up image into the projector coordinate system, based on the second correspondence, and projecting the projection image that is corrected based on the correction information.

Abstract: A method of de-smearing an image includes capturing image data from an imaging sensor and collecting motion data indicative of motion of the sensor while capturing the image data. The motion data is collected at a higher frequency than an exposure frequency at which the image data is captured. The method includes modeling motion of the sensor based on the motion data, wherein motion is modeled at the higher frequency than the exposure frequency. The method also includes modeling optical blur for the image data, modeling noise for the image data, and forming a de-smeared image as a function of the modeled motion, the modeled blur, and the modeled noise, and the image data captured from the imaging sensor.

Abstract: An apparatus configured to divide a captured image into a plurality of regions and carry out imaging under a different exposure condition for each of the regions, includes an acquisition unit configured to acquire an exposure value for each of the regions in the captured image, a detection unit configured to detect a motion region based on the captured image, and a determination unit configured to determine an exposure time and a gain based on the exposure value for each of the regions and a result of detection of the motion region, wherein the determination unit sets a limitation on an adjustment range of at least any of the exposure time and the gain based on the result.

Abstract: An image sensor includes image sensor cells generating an image signal in response to one or more control signals, and a first driver generating a first control signal. The first driver includes a first positive supply terminal connected to a first power supply node. The image sensor also includes a voltage generator generating a first voltage at the first power supply node, where the voltage generator includes charge pump cells to receive clock signals and to source charge to the first power supply node, a delay line including delay line elements generating clock signals, where a first charge pump cell receives a first clock signal generated by a first delay line element, where a second charge pump cell receives a second clock signal generated by a second delay line element, and where a delay between the first clock signal and the second clock signal is determined by the delay line.

Abstract: Methods and systems are provided for obtaining cleaned sequences showing trajectories of movement of a center of gravity and for estimating a biometric information pattern or value of a target. One of the methods includes removing noises from initial sequences showing trajectories of movement of a center of gravity to obtain the cleaned sequences. Another one of the methods includes reading cleaned sequences of the target into a memory, extracting features from the cleaned sequences, and estimating a biometric information pattern or value of the target from the extracted features, using a classification or regression model of biometric information patterns or values. The biometric information pattern may be a pattern derived from respiratory or circulatory organs of a target.

Abstract: An imaging system and a method of creating composite images are provided. The imaging system includes one or more lens assemblies coupled to a sensor. When reflected light from an object enters the imaging system, incident light on the metalens filter systems creates filtered light, which is turned into composite images by the corresponding sensors. Each metalens filter system focuses the light into a specific wavelength, creating the metalens images. The metalens images are sent to the processor, wherein the processor combines the metalens images into one or more composite images. The metalens images are combined into a composite image, and the composite image has reduced chromatic aberrations.

Abstract: There is provided an image processing device including a light sensor and a processor. The light sensor is used to detect light and output an image frame. The processor identifies intensity of ambient light according to an image parameter associated with the image frame. When the ambient light is identified to be strong enough, the processor performs an object identification directly using the image frame. When the ambient light is identified to be not enough, the processor firstly converts the image frame to a converted image using a machine learning model, and then performs the object identification using the converted image.

Abstract: A control method in an imaging device is provided. The imaging device includes a pixel-cell array including a plurality of photosensitive pixel-units, each photosensitive pixel-unit of the photosensitive pixel-units includes at least two exposure pixels including at least one medium-exposure pixel. The method includes determining an ambient brightness level of a photographing environment; adjusting a first ratio to be a first value, in response to a brightness level of the photographing environment belonging to a high-level or a low-level, wherein the first ratio indicates a ratio of the at least one medium-exposure pixel in the each photosensitive pixel-unit; and adjusting the first ratio to be a second value, in response to the brightness level of the photographing environment belonging to a medium-level, wherein the low-level, the medium-level, and the high-level are in an ascending order, and the first value is greater than the second value.

Abstract: A method comprising receiving data representing light intensity values corresponding to a flicker pattern of a reference light source powered by an alternating current (AC); operating a controllable illumination source, based, at least in part, on said data; capturing, using an imaging device, a sequence of images of a scene illuminated, at least in part, by said controllable illumination source; estimating an intensity value for at least one pixel in said array, correspondingly in each of said images in said sequence of images; and determining a temporal point in said flicker pattern of said reference light source, based, at least in part, on said estimating.

Abstract: The various implementations described herein include methods, devices, and systems for implementing high dynamic range and automatic exposure functions in a video system. In one aspect, a method is performed at a video camera device and includes, while operating in a non-high dynamic range (HDR) mode: capturing first video data of a scene with the image sensor; determining whether a minimum number of pixels of the first video data meets one or more first color intensity criteria; and in accordance with the determination that the minimum number of pixels of the first video data meets the one or more first color intensity criteria, switching operation from the non-HDR mode to an HDR mode.

Abstract: A system and method for characterization and/or calibration of performance of a multispectral imaging (MSI) system equipping the MSI system for use with a multitude of different fluorescent specimens while being independent on optical characteristics of a specified specimen and providing an integrated system level test for the MSI system. A system and method are adapted to additionally evaluate and express operational parameters performance of the MSI system in terms of standardized units and/or to determine the acceptable detection range of the MSI system.

Abstract: A system determines spatial locations of pixels of an image. The system includes a processor configured to: receive location data from devices located within a hotspot; generate a density map for the hotspot including density pixels associated with spatial locations defined by the location data, each density pixel having a value indicating an amount of location data received from an associated spatial location; match the density pixels of the density map to at least a portion of the pixels of the image; and determine spatial locations of the at least a portion of the pixels of the image based on the spatial locations of the matching density pixels of the density map. In some embodiments, the image and density map are converted to edge maps, and a convolution is applied to the edge maps to match the density map to the pixels of the image.

Abstract: A camera has a shutter trigger connected to the body, a controller operably connected to the trigger, and a shutter operably connected to the trigger. The shutter is operable at a plurality of frame rates and the controller is responsive to the shutter trigger in the first condition to operate the shutter at a first frame rate. The controller responsive to the shutter trigger in the second condition to operate the shutter at a different second frame rate.

Abstract: A method and an apparatus for capturing a high quality dynamic image by setting a different row-wise exposure value when capturing a scene are provided. The dynamic image capturing method includes: generating an image by pre-capturing a scene via an event sensor; generating event data from the image; determining a row-wise exposure value of the image based on the event data; and determining a row-wise readout priority order of the image based on the row-wise exposure value of the image.

Abstract: Provided is a printing method for performing printing using a serial printer. In printing of a print image including a line image, the printing method includes a raster line forming step of forming each of raster lines configuring the image, by a plurality of pass operations. In the formation of each of the raster lines, when printing of a region corresponding to edge pixels of the line image by a first pass operation, which is one of the plurality of pass operations, is first printing, and printing of the region corresponding to the edge pixels by a second pass operation that is different from the first pass operation, of the plurality of pass operations, is second printing, a brightness of the printing by the second printing is higher than a brightness of the printing by the first printing.

Abstract: By moving at least one of a culture container having a plurality of wells or an imaging optical system that forms an image of an observation target in each of the wells, an observation position in the culture container is scanned to observe the observation target. In a case where an auto-focus control for each observation position is performed, a start timing of the auto-focus control for each observation position is switched on the basis of a boundary portion between the adjacent wells in a scanning direction of the observation position.

Abstract: Video stream data is received. The video stream data comprises a plurality of arriving frames. An indication that the stream data should be processed into a long exposure image is received. In response to receipt of a frame arrival, an attempt to align a current frame with a registration image is made. Based at least in part on at least one of the frame arrival and the attempt to align the current frame with the registration image, a determination is made that feedback should be provided to a user. The feedback is provided to the user.

Abstract: Systems and methods of the invention merge information from multiple image sensors to provide a high dynamic range (HDR) video. The present invention provides for real-time HDR video production using multiple sensors and pipeline processing techniques. According to the invention, multiple sensors with different exposures each produces an ordered stream of frame-independent pixel values. The pixel values are streamed through a pipeline on a processing device. The pipeline includes a kernel operation that identifies saturated ones of the pixel values. The streams of pixel values are merged to produce an HDR video.

Abstract: Embodiments of the disclosure relate generally to illumination synchronization in a multi-imager environment. Embodiments include systems, methods, computer program products, and apparatuses configured for operating a near-field illumination source associated with a near-field image sensor, based on a first illumination pulse train. An exposure period of a far-field image sensor is determined and one or more characteristics of the first illumination pulse train are modified to accommodate the exposure period of the far-field image sensor.

Abstract: A system, method, and computer program product for generating a digital image. The method comprises receiving a shutter release command and causing a camera module to sample a first image of a photographic scene based on a first set of sampling parameters in response to the shutter release command. Next, the first image within an image set is stored and a camera module is caused to sample a second image of the photographic scene based on a second set of sampling parameters in response to the shutter release command. Additionally, the second image within the image set is stored, and a strobe intensity value is specified based on a measured exposure for images in the image set. Lastly, a strobe unit is configured based on the strobe intensity value, and in response to configuring the strobe unit, the camera module is caused to sample a final image.

Abstract: An image processing apparatus including a processor is provided. The processor inputs, from an imaging element in which first imaging pixels having a lower SNR and second imaging pixels having a higher SNR are arranged on a same layer, a first captured image by the first imaging pixels and a second captured image by the second imaging pixels when the first imaging pixels and the second imaging pixels perform imaging simultaneously, selects a target pixel from the first captured image, extracts, from the second captured image or an interpolated image of the second captured image, pixels having luminance values close to a luminance value of a pixel corresponding to the target pixel in the second captured image or interpolated image, selects pixels corresponding to the extracted pixels from the first captured image, and corrects a luminance value of the target pixel based on luminance values of the selected pixels.

Abstract: An image processor includes a first correction section that calculates a luminance average value of an image and corrects a luminance of the image on a basis of a periodic change in the luminance average value, and a second correction section that acquires color information on the image and corrects the color information on a basis of a periodic change in the color information. This configuration suppresses a flicker in imaging at a high-speed frame rate.

Abstract: An imaging element includes a storage portion that stores image data obtained by imaging a subject at a first frame rate and is incorporated in the imaging element, a processing portion that is incorporated in the imaging element and configured to perform processing using the image data, and an output portion that outputs output image data based on the image data at a second frame rate depending on a processing result of the processing portion and is incorporated in the imaging element, in which the first frame rate is greater than or equal to the second frame rate, and the processing portion performs processing of deriving an evaluation value indicating a degree of focusing for the image data stored in the storage portion and changing the second frame rate based on the derived evaluation value.

Abstract: A variable aperture device is described that includes a casing, a base with a light transmission hole, conductive terminals on the base, a terminal connecting portion, a shape memory metal wire, a movable portion, and a driven portion for forming an aperture together with the movable portion. One end of the shape memory metal wire is connected to the terminal connecting portion and the movable portion is connected to the base via a first rotating shaft. A side of the movable portion far from the light transmission hole around the first rotating shaft is connected to other end of the shape memory metal wire. A side of the movable portion near the light transmission hole around the first rotating shaft is connected to an elastic structure of the terminal connecting portion and the terminal connecting portion is attached to the conductive terminal.

Abstract: To provide an image processing device, an image processing method, and an image processing program capable of performing image processing beneficial for producing an image having high visibility without giving a sense of incongruity to a user such as a doctor. An image processing device is provided, the image processing device being provided with a weighting determination unit and a brightness calculation unit, wherein: when a region made up of a plurality of pixels, which is at least one portion of an input image input to the image processing device, is defined as a noted region, and this input image, either originally or as a result of an operation after being input, is an image expressed in an RGB color space, that is, each pixel is made up of an R component configuring red, a G component configuring green, and a B component configuring blue, and these are collectively defined as RGB components.

Abstract: A camera shake detection unit detects a camera shake value. A shutter button that is a shutter operating unit is operated in imaging. A prediction range calculation unit calculates a prediction range of a camera shake value that occurs in a case where the shutter button is operated, on the basis of a history of the camera shake value after a previous operation of the shutter button. A camera shake display controller displays a locus of camera shake on an EVFLCD on the basis of the camera shake value detected by the camera shake detection unit before the operation of the shutter button, and displays the prediction range on the EVFLCD using a leading end of the locus as a starting point.