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| Number | Title | Issue Date |
| 8169514 | Defective pixel detecting device, defective pixel detecting method, record medium storing a program for detecting defective pixels, and imaging apparatus A defective pixel detecting device determining defective pixels as correction targets in an imaging device that produces image signals is provided, and the device includes: defect information storage configured to store priority of defective pixels to be corrected; ... | 05/01/2012 |
| 8159570 | Image sensing apparatus and control method for the image sensing apparatus An image sensing apparatus includes an image sensor including a pixel array, on which a plurality of pixels are arranged, and a reading section configured to read a signal from the pixel array, a detection unit configured to detect a defective pixel in the pixel arr... | 04/17/2012 |
| 8134617 | Imaging apparatus A CCD image sensor has an imaging surface composed of an effective pixel area and OB areas, and first and second light receiving element groups on even-numbered and odd-numbered columns respectively in the imaging surface. These light receiving element groups have s... | 03/13/2012 |
| 8098305 | Image-capturing system diagnostic device, image-capturing system diagnostic program product and image-capturing device for monitoring foreign matter An image-capturing system diagnostic device includes: an image acquisition unit that obtains an image; and a monitoring unit that monitors a quantity of foreign matter present in an optical path by generating defect information indicating a defect at pixels caused b... | 01/17/2012 |
| 8023013 | Fixed pattern noise correction with compressed gain and offset A method of pixel correction is disclosed. The method generally includes the steps of (A) calibrating a per-pixel correction model of a sensor at a plurality of different illumination levels, (B) generating a plurality of pixel values from the sensor in response to ... | 09/20/2011 |
| 8023012 | Image capture device correcting defective pixel information An image capture device provided with a first memory unit, which memorizes position information of non-continuous defective pixels of a solid-state image capture component, and a second memory unit with a higher access rate than the first memory unit, which memorize... | 09/20/2011 |
| 8009210 | Image processing circuit, imaging apparatus, method and program An image processing circuit includes a plurality of memories for storing line pixels of a frame constituting an image, a specific pixel detecting unit for obtaining a luminance difference value, detecting a first minimum pixel (1), detecting a second minimum pixel (... | 08/30/2011 |
| 7986354 | Method for correcting pixel defect of image pickup device A method for correcting a pixel defect of a solid-state image pickup device includes acquiring deviation of image signals obtained by imaging respective spectral lights at specific image pickup position or at vicinities of the specific image pickup position by image... | 07/26/2011 |
| 7973837 | Image sensor having a pixel array and associated method An image sensor may have a pixel array and an imaging lens for forming an image on the pixel array. The sensor may also include a pixel readout unit for enabling individual pixel values to be readout. The sensor may further include a pixel selection unit wherein at ... | 07/05/2011 |
| 7932938 | Method, apparatus and system providing adjustment of pixel defect map A method, apparatus and system that allows for the identification of defective pixels, for example, defective pixel clusters, in an imager device. The method, apparatus and system determine, during use of the imager device, that a pixel defect, e.g., cluster defect,... | 04/26/2011 |
| 7916192 | Method for compensating pixel values of defective pixels and image processing system using the same A method for compensating pixel values of defective pixels in an image processing system is provided. First, a normal image is captured to obtain the pixel values of a plurality of pixels, and the pixel values of the defective pixels are then marked as a specific pi... | 03/29/2011 |
| 7872679 | Image pickup apparatus, defect compensation device, and defect-compensating method An image pickup apparatus has an image pickup device, a defect-information-storing unit that stores defect information relative to a defective pixel in the image pickup element, a compensation-signal-generating unit that generates a compensation signal for each defe... | 01/18/2011 |
| 7872680 | Method and imaging apparatus for correcting defective pixel of solid-state image sensor, and method for creating pixel information In a solid-state image sensor in which a large number of pixel cells each comprised of a combination of a main photosensitive pixel having a relatively large area and a subsidiary photosensitive pixel having a relatively small area are arranged, if the subsidiary ph... | 01/18/2011 |
| 7864231 | Imaging apparatus and defective pixel correcting method A disclosed imaging unit includes an image sensor in which plural light receiving elements are arranged in a matrix; a defective information storage unit configured to hold position information of a defective light receiving element in the image sensor; an imaging r... | 01/04/2011 |
| 7864230 | Inspection apparatus An inspection apparatus for inspecting a microarray comprises an image sensor for imaging the microarray, a moving means for moving the image sensor relative to the microarray, a memory for memorizing the position of a defective picture element on the image sensor, ... | 01/04/2011 |
| 7812867 | Image processing apparatus adapted to correct image signal An image processing apparatus is configured to include a first storage unit, a second storage unit, and a control unit. The control unit is adapted to perform a control operation to divide, into first data and second data, correction data which is used to correct a ... | 10/12/2010 |
| 7796169 | Image processing apparatus for correcting captured image An image processing apparatus selects a correction method of a defective pixel in accordance with the type of the defective pixel. The image processing apparatus includes an imaging device consisting of a plurality of pixels, a storage device for storing a captured ... | 09/14/2010 |
| 7787034 | Identification of integrated circuits using pixel or memory cell characteristics Disclosed are various embodiments of methods and corresponding devices for effecting such methods that permit integrated circuits, sensors, chips or dies to be identified. Imperfections or irregularities in pixels or memory cells are used to generate identification ... | 08/31/2010 |
| 7755680 | Image signal processor and deficient pixel detection method A deficiency candidate detection circuit detects a deficient pixel candidate by comparing the image signal of a target pixel with the image signals of peripheral pixels, and address information of the deficient pixel candidate is stored in a position memory circuit.... | 07/13/2010 |
| 7746393 | Image signal processor and deficient pixel detection method A deficiency candidate detection circuit detects a deficient pixel candidate by comparing the image signal of a target pixel with the image signals of peripheral pixels, and address information of the deficient pixel candidate is stored in a position memory circuit.... | 06/29/2010 |
| 7742086 | Image processing apparatus and image processing method There is provided an image processing apparatus including a first storage unit for storing a first correction data for correcting a defective pixel signal outputted from a defective pixel of an image sensor, a detecting unit for detecting a defective pixel signal ou... | 06/22/2010 |
| 7623163 | Method and apparatus for color interpolation This invention is directed to imaging methods and systems for flexibly addressing and processing imaging pixel sensor elements. A novel architecture is described which allows for a highly integrated, low cost imager with high speed performance and good image quality... | 11/24/2009 |
| 7598991 | Image-capturing system diagnostic device, image-capturing system diagnostic program product and image-capturing device for monitoring foreign matter An image-capturing system diagnostic device includes: an image acquisition unit that obtains an image; and a monitoring unit that monitors a quantity of foreign matter present in an optical path by generating defect information indicating a defect at pixels caused b... | 10/06/2009 |
| 7576787 | Image-pickup device, and device and method for correcting defective pixel An image-pickup device includes a solid-image-pickup element which can select between an ordinary mode wherein all of a plurality of pixel signals are sequentially read and at least one pixel-addition mode wherein the pixel signals corresponding to same-color filter... | 08/18/2009 |
| 7557841 | Imaging apparatus that detects pixel defect of an imaging element and imaging method An imaging apparatus comprises an imaging element, an imaging optical system configured to input an image of an object to the imaging element, a non-volatile memory part for storing defect data concerning the imaging element, and includes a first memory area storing... | 07/07/2009 |
| 7535502 | Pixel correction system and method for CMOS imagers Disclosed is a fault tolerant CMOS image sensor that includes circuitry for identifying defective pixels and masking them during image generation. Masking may involve, in one example, replacing the output of a given pixel with an average of the output of surrounding... | 05/19/2009 |
| 7443433 | Pixel compensating circuit, method for compensating pixels, and image taking apparatus employing such pixel compensating circuit The present invention relates to a pixel compensating circuit, an image taking apparatus employing such pixel compensating circuit, and a method for compensating pixel, wherein a defect pixel existed on an image sensor is effectively compensated. Namely, plural kind... | 10/28/2008 |
| 7408578 | Active pixel with built in self-repair and redundancy An active pixel sensor imaging device comprises array of pixel cells, each pixel cell providing a pixel output signal to a signal output line associated therewith. Each pixel cell comprises: a photosensor having at least two independent portions, each independent po... | 08/05/2008 |
| 7372484 | Method and apparatus for reducing effects of dark current and defective pixels in an imaging device A method and apparatus for identifying and compensating for the effects of defective pixels in high resolution digital cameras having image processing apparatus. The apparatus includes a storage system for storing data corresponding to either a dark current referenc... | 05/13/2008 |
| 7369167 | Photo diode ID for CMOS imagers A CMOS image pixel array formed on a chip is used for storing programmed information within the pixel array. Manufacturing lot and other data is written to the array during manufacturing and testing by applying a laser to pixels to render the photodiode defective. T... | 05/06/2008 |
| 7365783 | Image pickup apparatus which stores initial defect data concerning image pickup device and data on later developed defects An imaging apparatus comprises an imaging element, an imaging optical system configured to input an image of an object to the imaging element, a non-volatile memory part for storing defect data concerning the imaging element, and includes a first memory area storing... | 04/29/2008 |
| 7358474 | System and method for time-delay integration imaging A system is provided that includes an optical arrangement, an assembly of a plurality of detectors, and a signal processor. The optical arrangement is capable of viewing a scene that includes an object, where the scene is capable of moving through a field of view of... | 04/15/2008 |
| 7355638 | Image pickup apparatus having function of suppressing fixed pattern noise An image pickup apparatus comprises an image pickup unit including a light receiving pixel area including plural pixels each configured to accumulate photoelectric charge and to output signal and a comparative pixel area configured to output always, for example, dar... | 04/08/2008 |
| 7352913 | System and method for correcting multiple axis displacement distortion A system and method for correcting distortion in projected images caused by the projection of an input image by a projector lens onto a projection screen having a surface that is not orthogonal to the projection axis of the projector. Projection parameters including... | 04/01/2008 |
| 7352395 | Defect pixel repairable image sensor An image sensor includes a storage block for storing a plurality of pixel data which is transmitted from a pixel array block; a switching block for delivering a first pixel data from the storage block in response to a first control signal; a defect pixel repairing b... | 04/01/2008 |
| 7330603 | Method and device for electronic image capture in several zones The invention relates to electronic image capture by an image sensor divided into several zones. To compensate for the inevitable differences between processing pathways arising from the various zones, there is provided a digital correction table inserted into one o... | 02/12/2008 |
| 7327392 | Signal processing apparatus A signal processing apparatus including a clamp pulse generation circuit for generating a clamp pulse in synchronization with an image signal, a clamp circuit for clamping a signal of a black reference value in response to the clamp pulse, and a defect detection cir... | 02/05/2008 |
| 7328425 | Method and device for correcting SLM stamp image imperfections The invention relates to production and precision patterning of work pieces, including manufacture of photomask for photolithography and direct writing on other substrates, such as semiconductor substrates. In particular, it relates to applying corrections to patter... | 02/05/2008 |
| 7312821 | Time-sliced still image generation A method is disclosed for capturing images, including reading image data in an image sensor from a photodetector array in the image sensor, and processing the image data in the image sensor. The method alternates between processing the image data to generate video f... | 12/25/2007 |
| 7307659 | Method of fixed pattern noise-reduction and system thereof An array of photosensitive sensors each has a storage element to store a pixel value. A repeating fixed pattern noise correction module may be coupled to the photosensitive sensors to correct a repeating fixed noise pattern associated with the stored pixel values. I... | 12/11/2007 |
