Entries |
Document | Title | Date |
20080225142 | SOLID-STATE IMAGING DEVICE - A solid-state imaging device comprising a plurality of pixel parts each capable of obtaining one color signal, said plurality of pixel parts being arranged in the same plane, wherein each of the pixel parts comprises: a photoelectric conversion element comprising a lower electrode formed on or above a substrate, an upper electrode formed above the lower electrode and a photoelectric conversion film sandwiched between the lower electrode and the upper electrode; and a color filter formed on or above the upper electrode, wherein d | 09-18-2008 |
20080259190 | NOISE FILTER FOR BAYER PATTERN IMAGE DATA - A method of filtering an image filter is disclosed. The filter is provided for a digital camera including image sensors sensitive to light, a color filter placed over sensitive elements of the sensors and patterned according to a Bayer mosaic pattern layout and an interpolation algorithm joining together the digital information provided by differently colored adjacent pixels in said Bayer pattern. The filter is adaptive and includes a noise level computation block for operating directly on a said Bayer pattern data set of for each color channel thus removing noise while simultaneously preserving picture detail. | 10-23-2008 |
20080297633 | IMAGING DEVICE - An imaging device comprises: an imaging element that comprises (i) at least three types of color detection photoelectric conversion elements that detect different color components of light and (ii) brightness detection photoelectric conversion elements that detect brightness components of light; a level adjustment section that adjust levels of color signals acquired respectively from at least said three types of color detection photoelectric conversion elements and levels of brightness signals acquired from the brightness detection photoelectric conversion elements; a composite signal generation section that generates, from ones of the color signals undergone level adjustment, at least three different color signals in correspondence with each of the color detection photoelectric conversion elements and subjects at least said three color signals to weighting and addition, so as to generate composite signals respectively corresponding to the color detection photoelectric conversion elements; and a brightness signal correction section that corrects one of the brightness signals having undergone level adjustment, through use of corresponding one(s) of the composite signals. | 12-04-2008 |
20090027525 | Techniques For Reducing Color Artifacts In Digital Images - A technique for reducing artifacts in a digital image, in accordance with one embodiment, includes receiving a stream of raw filter pixel data representing the image. The raw filter pixel data is interpolating to produce red, green-on-red row, green-on-blue row and blue pixel data for each pixel. An artifact in one or more given pixels is reduced as a function of a difference between the green-on-red row and green-on-blue row pixel data of each of the given pixels to generate adjusted interpolated pixel data. | 01-29-2009 |
20090027526 | IMAGE SENSOR - An image sensor includes a pixel array arranged with a plurality of pixel units configured for converting optical image information to electrical signals. Each pixel unit is divided into a plurality of first sensing portions and second sensing portions. Each second sensing portion has different effective sensing area for sensing lights from effective sensing area of each first sensing portion. | 01-29-2009 |
20100066875 | IMAGING DEVICE FOR ADDING SIGNALS INCLUDING SAME COLOR COMPONENT - An imaging device includes a plurality of photoelectric converting units arrayed in the horizontal and vertical directions, and an adder for adding signals including the same color component from the a plurality of photoelectric converting units such that the centers of gravity of the signals after addition are at the same pitch for respective signals. | 03-18-2010 |
20100157116 | SOLID-STATE IMAGE PICKUP DEVICE AND ELECTRONIC APPARATUS USING THE SAME - An embodiment of the invention provides a solid-state image pickup device, including a pixel portion in which a plurality of light receiving areas corresponding to different wavelengths, respectively, are disposed, and transistors used commonly to the plurality of adjacent light receiving areas in the pixel portion, and disposed so as to be brought near to a side of the light receiving area, corresponding to the shorter wavelength, of the plurality of adjacent light receiving areas. | 06-24-2010 |
20100177222 | SOLID-STATE IMAGE PICKUP DEVICE, ITS ELECTRIC-CHARGE TRANSFER METHOD AND ITS FABRICATION METHOD - The present invention solves a smear problem caused by mixing of a noise signal with signal electric charge being transferred in an operation to transfer the signal charge obtained as a result of a process carried out on a received light beam having a large wavelength. In order to solve the problem, the present invention provides a solid-state image pickup device including a layered structure which includes photosensors and an electric-charge transfer section. The photosensors include a first photosensor ( | 07-15-2010 |
20100214454 | SOLID-STATE IMAGING DEVICE AND ELECTRONIC APPARATUS - Disclosed herein is a solid-state imaging device including a plurality of pixel units configured to be disposed in an imaging area in such a way that a plurality of pixels corresponding to different colors are treated as one unit, wherein the amount of shift of a position of each of the pixels in the pixel unit is so set as to differ depending on distance from a center of the imaging area to the pixel unit and a color. | 08-26-2010 |
20100328503 | IMAGING APPARATUS - An imaging apparatus capable of performing phase difference detection while allowing light to enter an imaging device is provided. | 12-30-2010 |
20110032395 | IMAGING UNIT AND IMAGE SENSOR - There is provided an imaging unit: including an image sensor with a number of pixels arranged in a matrix, the pixels having color pixels where color filters are disposed, and white pixels where the color filters are not disposed; a sampling circuit section for sampling pixel signals generated in the image sensor; and a main controller for controlling the image sensor and/or the sampling circuit section to sample the pixel signals generated in the white pixels or the pixel signals generated in the color pixels sequentially in a time-series manner. | 02-10-2011 |
20110115954 | SPARSE COLOR PIXEL ARRAY WITH PIXEL SUBSTITUTES - An image sensor is disclosed for capturing a color image, including a two-dimensional array of pixels having a plurality of minimal repeating units wherein each repeating unit is composed of eight pixels having four panchromatic pixels, three pixels having different color responses, and one substitute pixel. | 05-19-2011 |
20110149125 | Photographing Apparatus and Method - A photographing apparatus includes a lens array and a photoelectric conversion unit. The lens array includes a plurality of lenses that are regularly arranged on a single plane. The photoelectric conversion unit includes a plurality of photoelectric conversion areas, each including a plurality of pixels. The plurality of photoelectric conversion areas are installed on a single plane. Each photoelectric conversion area corresponds to an irradiation range of light passing through a respective one of the plurality of lenses of the lens array. The photoelectric conversion unit includes a first mode and at least one second mode. In the first mode, data is continuously read out from all pixels included in the plurality of photoelectric conversion areas. In the at least one second mode, a subset of fewer than all pixels of each of the plurality of photoelectric conversion areas are selected and used to generate a color image. The selected pixels of each of the plurality of photoelectric conversion areas are at relatively the same positions with respect to each respective lens of the lens array. Data is continuously read out from the selected pixels. | 06-23-2011 |
20110164156 | IMAGE PICKUP DEVICE AND SOLID-STATE IMAGE PICKUP ELEMENT - A solid-state image sensor according to the present invention includes: a semiconductor layer | 07-07-2011 |
20110205408 | PHOTOELECTRIC CONVERSION LAYER STACK TYPE SOLID-STATE IMAGING DEVICE - A solid-state imaging device as defined herein, in which each of the signal reading circuits for reading the detection signals of the first-color pixels includes three transistors which are a reset transistor, a row selection transistor, and an output transistor; and each of the signal reading circuits for reading the detection signals of the second-color pixels and each of the signal reading circuits for reading the detection signals of the third-color pixels include four transistors which are a read transistor, a reset transistor, a row selection transistor, and an output transistor. | 08-25-2011 |
20110205409 | COLOR INTERPOLATION - An imager has first and second photosensitive sites and an interpolator located in a semiconductor substrate. The first photosensitive site is configured to receive light having a spectral component, and the second photosensitive site is configured to measure the level of the spectral component in light received by the second photosensitive site. The interpolator is configured to estimate the level of the spectral component in the light received by the first photosensitive site based on the measurement by the second photosensitive site. | 08-25-2011 |
20110249156 | Image pickup apparatus and camera - In an image pickup apparatus which includes a photoelectric conversion cell group in which, a plurality of photoelectric conversion cells which convert an optical image formed by an optical system to an electrical signal, are arranged two-dimensionally, at least some photoelectric conversion cells from among the plurality of photoelectric conversion cells are formed to output an image signal and a signal for ranging, and areas of a photoelectric conversion regions of photoelectric conversion cells which output the image signal, including the photoelectric conversion cells which output the image signal and the signal for ranging having the same spectral sensitivity of light received, in the photoelectric conversion cell group are substantially same, and the photoelectric conversion cells are arranged such that, for at least two photoelectric conversion cells which are necessary for ranging, a distance between centers of gravity of areas of the photoelectric conversion region of the photoelectric conversion cells which output the image signal and the signal for ranging differs from a distance between centers which is calculated from a pixel pitch. | 10-13-2011 |
20110261237 | Variable exposure for color image sensor - A method of capturing an image of a scene using an image capture device having an array of pixels, wherein the array of pixels includes pixels of different colors, includes, for a first duration, capturing a first portion of the scene with a first plurality of the pixels of a first color, and for a second duration, capturing a second portion of the scene with a second plurality of the pixels of a second color. The first and second durations are different and the first and second durations are chosen, at least in part, to improve the signal to noise ratio of the image capture device. | 10-27-2011 |
20110273597 | SOLID-STATE IMAGING DEVICE, METHOD OF MANUFACTURING SOLID-STATE IMAGING DEVICE, AND ELECTRONIC APPARATUS - Provided is a solid-state imaging device including an imaging area where a plurality of unit pixels are disposed to capture a color image, wherein each of the unit pixels includes: a plurality of photoelectric conversion portions; a plurality of transfer gates, each of which is disposed in each of the photoelectric conversion portions to transfer signal charges from the photoelectric conversion portion; and a floating diffusion to which the signal charges are transferred from the plurality of the photoelectric conversion portions by the plurality of the transfer gates, wherein the plurality of the photoelectric conversion portions receive light of the same color to generate the signal charges, and wherein the signal charges transferred from the plurality of the photoelectric conversion portions to the floating diffusion are added to be output as an electrical signal. | 11-10-2011 |
20110273598 | SOLID-STATE IMAGE SENSOR AND CAMERA - A solid-state image sensor comprises a pixel array in which a plurality of pixels are two-dimensionally arranged, and a plurality of column signal processing circuits which read out signals from the pixel array via a plurality of column signal lines arranged in correspondence with respective columns of the pixel array, wherein signals of the pixels of different colors in the pixel array are read out by the plurality of column signal processing circuits during a single period, and wherein at least the column signal processing circuits which process signals of the pixels of different colors, of the plurality of column signal processing circuits, are driven via conductive lines which are separated from each other in a region where at least the column signal processing circuits which process signals of the pixels of different colors are arranged. | 11-10-2011 |
20110279716 | COMPOSITE IMAGING ELEMENT AND IMAGING DEVICE EQUIPPED WITH SAME - A composite imaging element is provided that includes a first imaging element and a second imaging element. The first imaging element has a plurality of first opto-electrical conversion parts, a first light receiving surface, and a first circuit part. The first opto-electrical conversion parts are configured to receive light with a first basic color and a second basic color different from the first basic color. The first opto-electrical conversion parts are also configured to convert light received by the first opto-electrical conversion parts into a first electrical signal. The first light receiving surface is formed by the first opto-electrical conversion parts. The first circuit part transmits the first electrical signal. The second imaging element has a plurality of second opto-electrical conversion parts and a second circuit part. The second opto-electrical conversion parts receive light emitted from the first opto-electrical conversion parts. | 11-17-2011 |
20110317046 | MISSING PIXEL ARRAY - An active pixel sensor (APS) comprises a regular repeating pattern of geometrically similar pixel regions, active pixels of which have photodiodes formed therein. A remainder of the geometrically similar regions has electrical components shared amongst neighboring photodiodes, such as for collecting and amplifying signals from the photodiodes. A 4-way sharing arrangement is shown, with four active pixel regions aligned in a column and the shared electrical components in a pixel region, the pixel region being shaped and sized similarly to the active pixel regions, in an adjacent column. | 12-29-2011 |
20120008022 | Solid-state imaging device and camera system - A solid-state imaging device includes: a pixel section in which a plurality of pixels converting optical signals into electric signals and accumulating the electric signals in accordance with an exposure period are arranged in a matrix shape; and a pixel driving section that is able to drive the pixel section to perform reset thereof and accumulate and output the electric signals, wherein the pixel driving section includes a vertical reading function of alternately reading pixel columns for which addition is vertically performed and pixel columns for which the addition is not performed, and a column reading function of changing the addition and normal reading whenever reading each single row in response to scanning of the vertical reading circuit, and the pixel driving section performs pseudo thinning-out reading addition equivalent to thinning-out by reading all pixels without thinning out pixels in a reading target row. | 01-12-2012 |
20120033113 | Quantum Photonic Imagers and Methods of Fabrication Thereof - Emissive quantum photonic imagers comprised of a spatial array of digitally addressable multicolor pixels. Each pixel is a vertical stack of multiple semiconductor laser diodes, each of which can generate laser light of a different color. Within each multicolor pixel, the light generated from the stack of diodes is emitted perpendicular to the plane of the imager device via a plurality of vertical waveguides that are coupled to the optical confinement regions of each of the multiple laser diodes comprising the imager device. Each of the laser diodes comprising a single pixel is individually addressable, enabling each pixel to simultaneously emit any combination of the colors associated with the laser diodes at any required on/off duty cycle for each color. Each individual multicolor pixel can simultaneously emit the required colors and brightness values by controlling the on/off duty cycles of their respective laser diodes. | 02-09-2012 |
20120133807 | IMAGE CAPTURE DEVICE - An image capture apparatus comprises an image sensor array including a plurality of image sensors arranged in a two-dimensional (2-D) array and an analog-to-digital converter (ADC) array including a plurality of ADCs arranged in a 2-D array. The image sensor array is divided into a plurality of sub-arrays, each of which includes at least two image sensors. The image sensor array is vertically stacked on the ADC array. Each ADC corresponds to one sub-array of image sensors and is coupled to process signals output by the image sensors in the corresponding sub-array. | 05-31-2012 |
20120147229 | TWO-BY-TWO PIXEL STRUCTURE IN AN IMAGING SYSTEM-ON-CHIP - The claimed subject matter provides systems and/or methods that facilitate mitigating an impact resulting from mismatch between signal chains in a CMOS imaging System-on-Chip (iSoC) sensor. Two-by-two pixel structures can be a basic building block upon which a pixel array is constructed. Further, each two-by-two pixel structure can be associated with a read bus that carries a sampled signal to a top end and a bottom end of a chip. Moreover, multiplexers at either end of the chip can select a subset of the read buses from which to receive a subset of the sampled signals. Accordingly, pixels in a first color plane can be read, processed, etc. on the same side of the chip (e.g., utilizing a common signal chain), while pixels in at least one second color plane can be read, processed, etc. on the other side of the chip (e.g., employing a differing signal chain). | 06-14-2012 |
20120154648 | SIMULTANEOUS GLOBAL SHUTTER AND CORRELATED DOUBLE SAMPLING READ OUT IN MULTIPLE PHOTOSENSOR PIXELS - An apparatus controls operation of an array of color multiple sensor pixel image sensors to provide a global shuttering for one half of the color multiple sensor pixel image sensors and a rolling shuttering for all color multiple sensor pixel image sensors of the array. The apparatus includes a row control circuit and a column clamp, sample, and hold circuit. The row control circuit generates the necessary reset control signals, transfer gating signals, and row selecting signals for providing the global shuttering and the rolling shuttering color multiple sensor pixel image sensors. The column clamp, sample and hold circuit generates an output signal representative of a number of photons impinging upon each color multiple sensor pixel image sensor of the row of selected color multiple sensor pixel image sensors. The control apparatus further includes an analog to digital converter which converts the read out signal to a digital image signal. | 06-21-2012 |
20120182453 | SOLID-STATE IMAGE CAPTURING ELEMENT, IMAGE CAPTURING DEVICE AND SIGNAL PROCESSING METHOD - The solid-state image sensor | 07-19-2012 |
20120268630 | SOLID-STATE IMAGING DEVICE, IMAGING METHOD AND IMAGING APPARATUS - A solid-state imaging device includes: a pixel array unit having plural pixels arranged in a row direction and a column direction; a weighted addition unit performing weighted addition on pixel signals read out from the plural pixels as analog signals; an A/D converter performing A/D conversion of the pixel signals on which weighted addition is performed; and a computing unit computing the A/D converted pixel signals. | 10-25-2012 |
20130016258 | DETERMINATION OF OPTIMAL DIAMETERS FOR NANOWIRES - Methods of optimizing the diameters of nanowire photodiode light sensors. The method includes comparing the response of nanowire photodiode pixels having predetermined diameters with standard spectral response curves and determining the difference between the spectral response of the photodiode pixels and the standard spectral response curves. Also included are nanowire photodiode light sensors with optimized nanowire diameters and methods of scene reconstruction. | 01-17-2013 |
20130182154 | IMAGE SENSOR, IMAGING APPARATUS, ELECTRONIC DEVICE, AND IMAGING METHOD - There is provided an image sensor including at least three pixel transfer control signal lines, on a per line basis, configured to control exposure start and end timings of a pixel in order for exposure timings of a plurality of the pixels constituting one line in a specific direction to have at least three patterns. | 07-18-2013 |
20130201369 | IMAGE PICKUP DEVICE, IMAGE PICKUP APPARATUS, CONTROL METHOD, AND PROGRAM - An image pickup device which makes it possible to expand the dynamic range of photometry. The image pickup device comprises a pixel array, a pixel reader, a row selector, a column selector, a gain circuit, a gain selector. The pixel array comprises a plurality of pixels including photoelectric conversion elements and arranged in the horizontal direction and in the vertical direction. The pixel reader reads out selected pixel signals from the pixel array. The gain circuit is capable of having at least two gains set therein, and amplifies and outputs the pixel signals read out from the pixel array by the pixel reader. The gain selector sets different gains in the gain circuit such that pixel signals amplified by the different gains can be obtained for one-time read-out from the pixel array by the pixel reader. | 08-08-2013 |
20130215299 | IMAGING APPARATUS - An imaging apparatus according to the present invention includes: a lens optical system L having a first optical region D | 08-22-2013 |
20130308021 | SYSTEMS AND METHODS FOR ADAPTIVE CONTROL AND DYNAMIC RANGE EXTENSION OF IMAGE SENSORS - Systems and methods are provided for obtaining adaptive exposure control and dynamic range extension of image sensors. In some embodiments, an image sensor of an image system can include a pixel array with one or more clear pixels. The image system can separately control the amount of time that pixels in different lines of the pixel array are exposed to light. As a result, the image system can adjust the exposure times to prevent over-saturation of the clear pixels, while also allowing color pixels of the pixel array to be exposed to light for a longer period of time. In some embodiments, the dynamic range of the image system can be extended through a reconstruction and interpolation process. For example, a signal reconstruction module can extend the dynamic range of one or more green pixels by combining signals associated with green pixels in different lines of the pixel array. | 11-21-2013 |
20140049668 | IMAGING DEVICE AND IMAGING METHOD - An imaging device includes a control unit provided to perform first control or second control on the same type of plural pixel rows as phase difference pixel rows which are arranged in parallel in a column direction at regular intervals, in which pixel rows on which the first control is performed and pixel rows on which the second control is performed are alternately arranged in parallel in the column direction, in the first control, a signal is not read out from each pixel of the pixel rows to be controlled but a signal is read out from each pixel of two pixel rows which are adjacent to the pixel row to be controlled, in the second control, a signal is read out from each pixel of the pixel row to be controlled, and the control unit performs the first control at least on the phase difference pixel rows. | 02-20-2014 |
20140098267 | SYSTEMS AND METHODS FOR COLOR BINNING - In various exemplary embodiments, optically sensitive devices comprise a plurality of pixel regions. Each pixel region includes an optically sensitive layer over a substrate and has subpixel regions for separate wavebands. A pixel circuit comprises a charge store and a read out circuit for each subpixel region. Circuitry is configured to select a plurality of subpixel elements from different pixels that correspond to the same waveband for simultaneous reading to a shared read out circuit. | 04-10-2014 |
20140104464 | Imaging Using Offsetting Accumulations - An imaging system includes a sensor array of sensor elements and plural accumulator sets of accumulators. Switches alternatively route detections from a respective sensor element to different accumulators of the respective accumulator set. Offset devices offset an amount read out from a first accumulator of a set by an amount read out from a second accumulator of that set. | 04-17-2014 |
20140168485 | SOLID-STATE IMAGE SENSOR, IMAGE CAPTURE DEVICE AND SIGNAL PROCESSING METHOD - This solid-state image sensor | 06-19-2014 |
20140184862 | EXTENDED DYNAMIC RANGE IN COLOR IMAGERS - A digital color imager providing an extended luminance range, an improved color implementation and enabling a method for an easy transformation into another color space having luminance as a component has been achieved. Key of the invention is the addition of white pixels to red, green and blue pixels. These white pixels have either an extended dynamic rang as described by (U.S. Pat. No. 6,441,852 to Levine et al.) or have a larger size than the red, green, or blue pixels used. The output of said white pixels can be directly used for the luminance values Y of the destination color space. Therefore only the color values and have to be calculated from the RGB values, leading to an easier and faster calculation. As an example chosen by the inventor the conversion to YCbCr color space has been shown in detail. | 07-03-2014 |
20140267845 | IMAGE PROCESSING DEVICE AND SYSTEM COMPRISING SAME - An image processing device comprises a pixel array comprising multiple unit pixels each configured to generate multiple color signals in response to incident light, and a data processing unit configured to generate output image data by processing the color signals in parallel in a first operating mode, and further configured to generate two image signals for each unit pixel based on the color signals and to generate the output image data by processing the two image signals in parallel in a second operating mode. | 09-18-2014 |
20140267846 | SPECTRAL IMPROVEMENT OF DIGITAL CAMERA COLOR IMAGES - Systems and methods for modifying a color image of a scene are provided. The systems and methods involve illuminating at least a portion of the scene with a light having a known spectral power distribution, and detecting a finite number of spectral components of light received from the scene under such illumination. The detected values of spectral components of light received from the scene are used to modify the color image or rendition of the scene. | 09-18-2014 |
20140313378 | Fixed Pattern Noise Removal Method - A fixed pattern noise removal method for an image sensor includes steps of calculating each compensation value corresponding to each pixel column according to a plurality of compensation pixel values of the each pixel column; and sampling a plurality of active pixel values in an active pixel area and compensating the plurality of active pixel values according to the each compensation value of the each pixel column, to generate a plurality of compensated active pixel values. A plurality of active pixels sense light to generate the plurality of active pixel values. | 10-23-2014 |
20150009373 | IMAGING ELEMENT AND IMAGING APPARATUS - A solid-state imaging element includes pixel cells in which apertures of light shielding films are off-centered in opposite directions. The pixel cells includes a pixel cell which detects a R light component, a pixel cell which detects a G light component, and a pixel cell which detects a B light component. In the pixel cells, a relationship among an off-centered amount Or of the aperture in the pixel cell which detects the R light component, an off-centered amount Og of the aperture in the pixel cell which detects the G light component, and an off-centered amount Ob of the aperture in the pixel cell which detects the B light component is Or>Og>Ob. | 01-08-2015 |
20150029365 | UNIT PIXEL OF IMAGE SENSOR AND IMAGE SENSOR HAVING THE SAME - A unit pixel is provided. The unit pixel includes photoelectric converters stacked on each other and configured to generate photo-charges in response to light signals within respective wavelength ranges and provide the photo-charges to respective storage nodes; memories configured to concurrently receive and store the photo-charges from the respective storage nodes in response to a common control signal; and a signal generator that generates analog signals based on the photo-charges stored in the memories, respectively. | 01-29-2015 |
20150103215 | IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD, AND IMAGE PICKUP DEVICE - Disclosed herein is an image processing device including a subband dividing section configured to perform subband division of image data of a color whose pixel positions are alternately shifted from each other, the image data being included in image data output from an image pickup element of a pixel arrangement in which the pixel positions of at least one color of three primary colors are alternately shifted from each other in one of a horizontal direction and a vertical direction, with pixels of two upper and lower lines adjacent to each other or pixels of two left and right columns adjacent to each other as a unit. | 04-16-2015 |
20150296156 | IMAGE SENSING DEVICE - An image sensing device includes: a pixel unit including a first sub-pixel and a second sub-pixel corresponding to a single color; a row control block suitable for controlling exposure times of the first and second sub-pixels differently from one another during an exposure time section, and controlling a first sub-pixel signal and a second sub-pixel signal to be outputted from the first and second sub-pixels during a single row line unit time during a read time section; and an image process block suitable for generating three or more image data which have different exposure times based on the first and second sub-pixel signals. | 10-15-2015 |
20150296157 | IMAGE SENSING DEVICE - An image sensing device includes a unit pixel including one or more first sub-pixels of a white color and a plurality of second sub-pixels of a color other than the white color in a matrix, a row control block suitable for controlling the first and second sub-pixels to output sequentially first and second pixel signals during one row unit time, and an image process block suitable for processing the first and second pixel signal's. | 10-15-2015 |
20150365637 | IMAGING USING OFFSETTING ACCUMULATIONS - In some examples, a light source is controlled to output light. A sensor element outputs first detections responsive to a combined light comprising ambient light and the light output by the light source when the light source is on, and outputs second detections responsive to ambient light when the light source is off. The first detections are routed to a first accumulator to produce a first accumulation, and the second detections are routed to a second accumulator to produce a second accumulation. An adjusted output image is generated by removing a contribution of the second accumulation from the first accumulation. | 12-17-2015 |
20150365638 | SOLID-STATE IMAGING DEVICE AND SIGNAL PROCESSING METHOD - According to one embodiment, a signal processing circuit includes a defect correction circuit. The defect correction circuit includes a color difference calculation part, a color difference sorting part, and a correction amount calculation part. The color difference calculation part is configured to calculate a difference between a signal level of a first pixel and a signal level of a second pixel in a pixel group. The pixel group includes pixels juxtaposed in a horizontal direction with a target pixel at a center. The correction amount calculation part is configured to calculate a correction amount for the target pixel, based on a difference chosen by the color difference sorting part and a signal level of a second pixel adjacent to the target pixel. | 12-17-2015 |
20150365639 | IMAGING APPARATUS, CONTROL METHOD FOR IMAGING APPARATUS, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM - An imaging apparatus comprising an image sensor including a plurality of focus detection pixels for generating a focus detection image and a plurality of imaging pixels for generating a captured image, a color ratio detection unit detecting a color ratio based on a pixel value output from a pixel in a position surrounding a processing target pixel, a color conversion unit generating a first pixel value by applying color conversion with the color ratio to a pixel value output from a pixel that is located in the predetermined direction of the processing target pixel, and an adding unit generating a third pixel value by adding a second pixel value output from the processing target pixel with the first pixel value having the same color as the second pixel value. | 12-17-2015 |
20150365640 | COLOR SEPARATION ELEMENT ARRAY, IMAGE SENSOR INCLUDING THE COLOR SEPARATION ELEMENT ARRAY, AND IMAGE PICKUP APPARATUS INCLUDING THE COLOR SEPARATION ELEMENT ARRAY - A color separation element array includes a plurality of color separation elements arranged in two dimensions and separating an incident light according to a wavelength such that, of the incident light, a light of a first wavelength is directed to a first direction and a light of a second wavelength that is different from the first wavelength is directed to a second direction that is different from the first direction, in which each of the plurality of color separation elements includes a first element and a second element that are sequentially arranged according to a traveling direction of the incident light, and the first element and the second element of at least one of the plurality of color separation elements are shifted with respect to each other. | 12-17-2015 |
20150373289 | Image Sensors Including Pixel Arrays - An image sensor capable of preventing generation of a line-type defect is disclosed. The image sensor includes a row driver, a pixel array, an analog signal processor, a data mapping buffer and a row data buffer. The pixel array has a layout configuration having a nonlinear pattern for a row path and a column path, receives optical signals and converts the optical signals into electric signals, and outputs the electric signals as image signals in response to the pixel control signals. The analog signal processor performs analog-to-digital conversion on the image signals to generate first signals. The data mapping buffer compensates position errors caused by the layout configuration of the zigzag pattern for the first signals to generate a second signals. | 12-24-2015 |
20160073077 | COLOR-IMAGE-DATA CONTAMINATION CORRECTION DEVICE AND IMAGING DEVICE, AND METHOD FOR CONTROLLING OPERATION THEREOF - The deterioration of image quality due to the mixture of light during pixel mixture is prevented. A filter that transmits a green light component is formed on a light receiving surface of a photoelectric conversion element and a filter that transmits a red light component is formed on a light receiving surface of a photoelectric conversion element. Light which is vertically incident on the filter is incident on the corresponding photoelectric conversion element. However, light which is obliquely incident on the filter is mixed with a photoelectric conversion element adjacent to the corresponding photoelectric conversion element. When pixel mixture is performed, mixed pixel data is reduced from the data of a mixed pixel to perform mixture correction. | 03-10-2016 |
20220137423 | IMAGE SENSOR INCLUDING COLOR SEPARATING LENS ARRAY AND ELECTRONIC DEVICE INCLUDING THE IMAGE SENSOR - Provided is an image sensor including a sensor substrate including a first pixel configured to sense light of a first wavelength, and a second pixel configured to sense light of a second wavelength, and a color separating lens array configured to concentrate the light of the first wavelength on the first pixel, and the light of the second wavelength on the second pixel, the color separating lens array including a first pixel-corresponding area corresponding to the first pixel, and a second pixel-corresponding area corresponding to the second pixel, wherein a first phase difference between the light of the first wavelength that has traveled through a center of the first pixel-corresponding area and a center of the second pixel-corresponding area is different than a second phase difference between the light of the second wavelength that has traveled through the center of the first pixel-corresponding area and the center of the second pixel-corresponding area. | 05-05-2022 |