Class / Patent application number | Description | Number of patent applications / Date published |
348336000 | Color separating optics | 37 |
20080246872 | System and method for improving performance of optical systems with tilted windows - An optical system with a tilted window. The novel optical system includes a first optical element for receiving an input signal and generating an output signal; a first window adapted to transmit the output signal, the first window being tilted at an angle relative to an axis normal to an optical axis of the system; and a second window adapted to compensate for the first window. In an illustrative embodiment, the first window is an input window of a camera adapted to detect the output signal and is tilted such that reflections from and within the window do not strike detector elements of the camera. In a preferred embodiment, the second window has similar thickness and optical properties as the first window, and is positioned in the optical path of the input signal, tilted at an angle designed to compensate for the first window. | 10-09-2008 |
20100208124 | IMAGING APPARATUS AND PIXEL ADDING METHOD OF SAME - In an imaging apparatus adding image signals output from a sensor array which receives a light flux through an optical system and performs photoelectric conversion thereon, the sensor array being arranged a plurality of light receiving elements two-dimensionally, the imaging apparatus includes a pixel adding unit that divides the light receiving elements on the sensor array into a plurality of groups with a region including predetermined types of pixels as a group unit, and that adds, for each of the types of pixels, image signals output from the pixels included in four of the groups which are positioned “n” groups away from each other on the sensor array. | 08-19-2010 |
20100265383 | COLOR IMAGING DEVICE, IMAGING APPARATUS USING THE SAME, AND FILTER | 10-21-2010 |
20100265384 | LIGHT GUIDE ARRAY FOR AN IMAGE SENSOR - An image sensor pixel that includes a photoelectric conversion unit supported by a substrate and an insulator adjacent to the substrate. The pixel includes a cascaded light guide that is located within an opening of the insulator and extends above the insulator such that a portion of the cascaded light guide has an air interface. The air interface improves the internal reflection of the cascaded light guide. The cascaded light guide may include a self-aligned color filter having air-gaps between adjacent color filters. Air-gaps may be sealed from above by a transparent sealing film. The transparent sealing film may have a concave surface over the air-gap to diverge light that crosses the concave surface into the air-gap away from the air-gap into adjacent color filters. These characteristics of the light guide eliminate the need for a microlens. Additionally, a portion of a support wall between a pair of color filters may have a larger width above than below to form a necking to hold down the color filters for better retention. | 10-21-2010 |
20110149140 | IMAGING DEVICE - An imaging device includes: a lens optical system, for focusing light from a subject; a single chip color imaging element equipped with a Bayer pattern color filter, for imaging an image of the subject focused by the lens optical system; and an image processing section, for performing a filtering process in which data output by the imaging element is passed through an image reconstructing filter having properties inverse blur properties of the optical system, and then performing a synchronization process. The image processing section collects data excluding zero elements for each of R, G, and B channels, to generate reduced data arrays in which the amount of data is ¼ for the R and B channels, and ½ for the G channel, and administers the filtering process using the image reconstruction filter onto data of the reduced data array for each of the R, G, and B channels. | 06-23-2011 |
20110157451 | IMAGING DEVICE - An exemplary imaging device includes first camera modules, second camera modules, third camera modules, and a processing device. The first camera modules each have a red filter and is capable of capturing red images. The second camera modules each have a green filter and is capable of capturing green images. The third camera module each have a blue filter and is capable of capturing blue images. The processing device is electronically connected with the first, second, and third camera modules to combine the red, green, and blue images to form a full-color image. The imaging device can also include one or more fourth camera module, which includes an IR-cut filter. | 06-30-2011 |
20110187916 | APPARATUS FOR PROCESSING DIGITAL IMAGE AND METHOD OF CONTROLLING THE SAME - Provided are a digital image processing apparatus for determining a focused portion in an image and showing the focused portion to a user and a method of controlling the same. The digital image processing apparatus includes a digital signal processor (DSP) which extracts the intensity of edges from an image and displays the combination of the extracted intensity of edges on the image. A user may determine whether a region of interest is successfully focused or not without additionally operating the digital image processing apparatus. | 08-04-2011 |
20110205421 | WIDEBAND AMBIENT LIGHT REJECTION - Optical apparatus includes an image sensor and objective optics, which are configured to collect and focus optical radiation over a range of wavelengths along a common optical axis toward a plane of the image sensor. A dispersive element is positioned to spread the optical radiation collected by the objective optics so that different wavelengths in the range are focused along different, respective optical axes toward the plane. | 08-25-2011 |
20110317058 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND IMAGE PROCESSING PROGRAM - An image processing apparatus includes an output signal obtaining unit that is connected to a pixel group having a first pixel, a second pixel, and a third pixel and obtains a first output signal, a second output signal, and a third output signal, a spectral sensitivity determination unit that determines a first spectral sensitivity, a second spectral sensitivity, and a third spectral sensitivity, which are spectral sensitivities of the first, second, and third output signals, respectively, with respect to a wavelength of incident light entering the pixel group, an output signal amplification unit that amplifies the first, second, and third output signals based on the first, second, and third spectral sensitivities, respectively, and an image generation unit calculates pixel values of the first pixel, the second pixel, and the third pixel from the first output signal, the second output signal, and the third output signal amplified, and generates an image. | 12-29-2011 |
20120069237 | IMAGE PICKUP APPARATUS AND RESTORATION GAIN DATA GENERATION METHOD - An image pickup apparatus according to one aspect of the invention includes: an imaging lens configured to perform a phase modulation function to extend a depth of field; a color image pickup element configured to convert an optical image which passes through the imaging lens and is formed on the image pickup element into an electric signal, the image pickup element having primary filters of three primary colors arranged for respective pixels in a predetermined pattern; and a restoration processing device configured to perform filtering processing using a single restoration filter on color signals corresponding to the primary filters of the three primary colors outputted from the color image pickup element, the restoration filter being an inverse function of a point spread function obtained when the phase modulation is performed by the imaging lens. | 03-22-2012 |
20120300112 | IMAGE PICKUP APPARATUS HAVING ABERRATION CORRECTING FUNCTION AND ABERRATION CORRECTING METHOD FOR IMAGE PICKUP APPARATUS - An image pickup apparatus includes a lens apparatus attached to a camera apparatus detachably, and a camera apparatus separating a beam into color beams of three colors and displays an image synthesizing first, second and third image signals, wherein the lens apparatus includes a memory unit storing correcting data in an image height direction of the second and third image signals on the first image signal for correcting aberration of the image taking optical system, and a lens controlling unit extracting the correcting data of the image taking optical system state, wherein the camera apparatus includes a camera controller moving the second and third image signals in the image height direction, and displaying an image obtained by superimposing the color image signals, wherein the image pickup apparatus includes a controller, and wherein the lens controlling unit adjusts the correcting data, and the memory unit stores the adjusted correcting data. | 11-29-2012 |
20120307128 | LIGHT FILTER WITH VARYING POLARIZATION ANGLES AND PROCESSING ALGORITHM - A method, system and polarization filter for analyzing polarization properties of light are described, the method comprising: receiving image data from a plurality of image sensor cells, the image sensor cells comprised in an image sensing system; separating from the received image data polarization information and scene image data of a scene being captured; and processing the polarization information to deduce information. Additionally, a polarization filter for analyzing polarization properties of light is described, the polarization filter comprising an array of polarization cells in various directions of polarization, the polarization filter comprising a core array of at least horizontal polarization filter cell, vertical polarization filter cell, no-polarization filter cell and circular polarization filter cell. | 12-06-2012 |
20130038772 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - An image processing method includes the steps of: receiving the plurality of single color image signals from an image sensor, and delaying the received single color image signals belonging to a plurality of pixels for storing in a delay unit; retrieving the single color image signals from the delay unit simultaneously, and determining original R, G, and B values for each of the two neighboring pixels of the image sensor with respect to the retrieved single color image signals using an interpolation algorithm; converting the original R, G, and B values for each of the two neighboring pixels to Y, U, and V values; calculating an average Y value of two Y values for two neighboring pixels in the two neighboring pixels; converting the calculated Y value, the U value, and the V value to new R, G, and B values. | 02-14-2013 |
20130038773 | IMAGE PROCESSING APPARATUS AND CONTROL METHOD FOR THE SAME - When determining a direction in which pixels highly correlated with a defective pixel exist, it is determined whether the direction is the horizontal or vertical direction or the oblique direction from signal values of peripheral pixels of the same color as the defective pixel. On the other hand, one of the vertical direction and the horizontal direction and one of a plurality of predetermined oblique directions are determined from signal values of peripheral pixels of different colors from the defective pixel, and one direction is selected as the final direction determination result according to a determination result obtained by using pixels of the same color. | 02-14-2013 |
20130083229 | EMI SHIELD FOR CAMERA MODULE - Embodiments of the invention describe an electro-magnetic interference (EMI) shield cover disposed over a wafer level camera module. Said camera module includes substrate having a plurality of imaging pixels, an imaging lens unit disposed on a top side the substrate and a plurality of conductive connectors disposed a bottom side of the substrate, wherein at least one of the conductive connectors comprises a ground connector. The substrate further includes a thru-silicon via (TSV) accessible on the top-side of the substrate and communicatively coupled to the ground connector. The EMI shield is communicatively coupled to the TSV, and thus coupled to the ground connection of the digital camera module. | 04-04-2013 |
20130162882 | Method of Manufacturing Plurality of Optical Devices - In accordance with an aspect of the invention, a method of manufacturing, on a waver scale, a plurality of optical devices comprises the steps of providing a wafer scale spacer with a plurality of holes arranged in a hole pattern at the positions of camera modules, providing a wafer scale substrate with an infrared (IR) filter that is patterned to comprise a plurality of IR filter sections, the IR filter sections being arranged in an IR filter pattern that is such that radiation paths through the substrate and onto the camera modules go through the IR filter sections, and stacking the substrate and the spacer on each other with the holes and the filter sections being aligned. | 06-27-2013 |
20130194481 | SNAPSHOT SPECTRAL IMAGING BASED ON DIGITAL CAMERAS - Snapshot spectral imagers comprise an imaging lens, a dispersed image sensor and a restricted isometry property (RIP) diffuser inserted in the optical path between the source image and the image sensor. The imagers are used to obtain a plurality of spectral images of the source object in different spectral bands in a single shot. In some embodiments, the RIP diffuser is one dimensional. An optional disperser may be added in the optical path, to provide further dispersion at the image sensor. In some embodiments, all imager components except the RIP diffuser may be part of a digital camera, with the RIP diffuser added externally. In some embodiments, the RIP diffuser may be included internally in a digital camera. | 08-01-2013 |
20130293760 | CAMERA MODULES PATTERNED WITH PI FILTER GROUPS - Systems and methods in accordance with embodiments of the invention pattern array camera modules with π filter groups. In one embodiment, an array camera module includes: an M×N imager array including a plurality of focal planes, where each focal plane includes an array of pixels; an M×N optic array of lens stacks, where each lens stack corresponds to a focal plane, and where each lens stack forms an image of a scene on its corresponding focal plane; where each pairing of a lens stack and focal plane thereby defines a camera; where at least one row in the M×N array of cameras includes at least one red camera, one green camera, and one blue camera; and where at least one column in the M×N array of cameras includes at least one red camera, one green camera, and one blue camera. | 11-07-2013 |
20140009662 | PHYSICAL INFORMATION ACQUISTISION METHOD, PHYSICAL INFORMATION ACQUISITION DEVICE, AND SEMICONDUCTOR DEVICE - A physical information acquisition method in which a corresponding wavelength region of visible light with at least one visible light detection unit coupled to an image signal processing unit is detected, each said visible light detection unit comprising a color filter adapted to transmit the corresponding wavelength region of visible light; a wavelength region of infrared light with at least one infrared light detection unit coupled to the image signal processing unit is detected; and, with the signal processing unit, a first signal received from the at least one visible light detection unit by subtracting a product from said first signal is corrected, said product resulting from multiplication of a second signal received from the at least one infrared light detection unit and a predetermined coefficient factor. | 01-09-2014 |
20140028892 | IMAGING ARRANGEMENTS AND METHODS THEREFOR - Image data is processed to facilitate focusing and/or optical correction. According to an example embodiment of the present invention, an imaging arrangement collects light data corresponding to light passing through a particular focal plane. The light data is collected using an approach that facilitates the determination of the direction from which various portions of the light incident upon a portion of the focal plane emanate from. Using this directional information in connection with value of the light as detected by photosensors, an image represented by the light is selectively focused and/or corrected. | 01-30-2014 |
20140132819 | HYPERSPECTRAL IMAGING SYSTEMS AND METHODS FOR IMAGING A REMOTE OBJECT - A hyperspectral imaging system and a method are described herein for providing a hyperspectral image of an area of a remote object (e.g., scene of interest). In one aspect, the hyperspectral imaging system includes at least one optic, a rotatable disk (which has at least one spiral slit formed therein), a spectrometer, a two-dimensional image sensor, and a controller. In another aspect, the hyperspectral imaging system includes at least one optic, a rotatable disk (which has multiple straight slits formed therein), a spectrometer, a two-dimensional image sensor, and a controller. In yet another aspect, the hyperspectral imaging system includes at least one optic, a rotatable drum (which has a plurality of slits formed on the outer surface thereof and a fold mirror located therein), a spectrometer, a two-dimensional image sensor, and a controller. | 05-15-2014 |
20140176780 | DIGITAL CAMERA - A solid-state imaging device has normal pixels, first phase difference pixels, and second phase difference pixels. “R”, “G”, and “B” denote colors of color filters provided for the respective pixels. A color dependence characteristic calculator averages output signals from the normal pixels located at the center of a screen, on a color basis, and thereby calculates average output signals. A color determination section determines a main color of a subject, out of three primary colors, based on the average output signals. An AF controller performs focus adjustment of a taking lens based on the output signals of the determined main color, out of the output signals from the first phase difference pixels and the second phase difference pixels. | 06-26-2014 |
20140285701 | SOLID-STATE IMAGING APPARATUS AND IMAGING SYSTEM - A solid-state imaging apparatus, comprising a plurality of pixels arranged on a substrate, and element isolation regions formed between the plurality of pixels on the substrate, wherein the plurality of pixels include a first pixel including a first color filter for passing light having a first wavelength, a second pixel including a second color filter for passing light having a second wavelength shorter than the first wavelength, and a pixel for focus detection into which light longer than at least the second wavelength enters, and of the element isolation regions, a first region between the pixel for focus detection and the first pixel has a potential barrier against a signal charge, which is higher than that of a second region between the first pixel and the second pixel. | 09-25-2014 |
20140285702 | THREE-CHIP CAMERA APPARATUS - A three-chip camera apparatus includes: a color separation prism which includes an incident surface perpendicular to an optical axis, a first emission surface parallel to the incident surface, a second emission surface inclined at a first inclination angle with respect to the optical axis, and a third emission surface inclined at a second inclination angle greater than the first inclination angle; a first imaging device which is disposed in parallel to the first emission surface; a second imaging device which is disposed in parallel to the second emission surface; and a third imaging device which is disposed in parallel to the third emission surface. | 09-25-2014 |
20150070562 | GENERALIZED ASSORTED PIXEL CAMERA SYSTEMS AND METHODS - Generalized assorted pixel camera systems and methods are provided. In accordance with some embodiments, the generalized assorted pixel camera systems include a color filter array, where the color filter array includes a plurality of primary filters and a plurality of secondary filters. Each filter has a particular spectral response and each filter is formed on a corresponding pixel of a plurality of pixels. Each of the plurality of primary filters and the plurality of secondary filters enhances an attribute of image quality and the information obtained using the plurality of primary filters and the plurality of secondary filters is used to balance spectral resolution, dynamic range, and spatial resolution for generating an image of a plurality of image types. | 03-12-2015 |
20150077617 | IMAGE CAPTURING MODULE AND IMAGE CAPTURING APPARATUS - Provided is an image capturing module including a microlens array that collects light from a subject, which is imaged at an image plane; a filter that allows light in specific wavelength bands in the collected light to pass therethrough; and an image capturing device that acquires images of the light passing through the filter, wherein the filter is formed by arraying a plurality of RGB filter portions and a plurality of narrow-band filter portions, the image capturing device includes a plurality of color-wavelength obtaining regions and a plurality of narrow-band-wavelength obtaining regions, and the microlens array includes a plurality of first microlenses corresponding to the respective color-wavelength obtaining regions and a plurality of second microlenses corresponding to the respective narrow-band-wavelength obtaining regions, and the first microlenses are each disposed so that the light from the subject imaged at the image plane reaches at least one of the color-wavelength obtaining regions. | 03-19-2015 |
20150085174 | HIGH RESOLUTION THIN MULTI-APERTURE IMAGING SYSTEMS - A multi-aperture imaging system comprising a first camera with a first sensor that captures a first image and a second camera with a second sensor that captures a second image, the two cameras having either identical or different FOVs. The first sensor may have a standard color filter array (CFA) covering one sensor section and a non-standard color CFA covering another. The second sensor may have either Clear or standard CFA covered sections. Either image may be chosen to be a primary or an auxiliary image, based on a zoom factor. An output image with a point of view determined by the primary image is obtained by registering the auxiliary image to the primary image. | 03-26-2015 |
20150098005 | IMAGE SENSOR AND IMAGE CAPTURING SYSTEM - An image sensor and an image capturing system are provided. The image sensor includes a pixel array, and the pixel array includes a plurality of image sensing arrays and a focus sensing pixel group. Each of the image sensing arrays is covered by a plurality of color filter units, and the focus sensing pixel group is not covered by the color filter units. The focus sensing pixel group includes a plurality of first focus sensing pixel units, and the first focus sensing pixel units are arranged according to a first arrangement pattern. An area ratio of the focus sensing pixel group and the pixel array is smaller than one-ninth, or the focus sensing pixel group is, with respect to the whole pixel array, non-uniformly disposed in the pixel array. The image capturing system of the present invention can enhance a focus function. | 04-09-2015 |
20150124151 | Array Camera Modules Incorporating Independently Aligned Lens Stacks - Array cameras, and array camera modules incorporating independently aligned lens stacks are disclosed. Processes for manufacturing array camera modules including independently aligned lens stacks can include: forming at least one hole in at least one carrier; mounting the at least one carrier relative to at least one sensor so that light passing through the at least one hole in the at least one carrier is incident on a plurality of focal planes formed by arrays of pixels on the at least one sensor; and independently mounting a plurality of lens barrels to the at least one carrier, so that a lens stack in each lens barrel directs light through the at least one hole in the at least one carrier and focuses the light onto one of the plurality of focal planes. | 05-07-2015 |
20160006995 | IMAGE SENSOR INCLUDING COLOR SEPARATION ELEMENT AND IMAGE PICKUP APPARATUS INCLUDING THE IMAGE SENSOR - An image sensor includes a pixel array having a Bayer pattern structure including a first pixel row in which first pixels and second pixels are alternately provided and a second pixel row in which additional ones of the second pixels and third pixels are alternately provided, a first element to control light of a first wavelength band to travel in directions toward left and right sides of the first element and to control light of a second wavelength band of the incident light to travel in a direction directly under the first element, and a second element to control light of a third wavelength band to travel in the directions toward the left and right sides of the second element and to control the light of the second wavelength band to travel in a direction directly under the second element. | 01-07-2016 |
20160094822 | IMAGING DEVICE, IMAGE PROCESSING DEVICE, IMAGING METHOD, AND IMAGE PROCESSING METHOD - An imaging device includes an optical filter, an image sensor, a multi-band estimation section, and a processor including hardware. The optical filter divides the pupil of an imaging optics into a first pupil and a second pupil that differs in wavelength passband from the first pupil. The image sensor includes a first-color filter that has first transmittance characteristics, a second-color filter that has second transmittance characteristics, and a third-color filter that has third transmittance characteristics. The processor is configured to implement a multi-band estimation process that estimates component values that respectively correspond to first to fourth bands based on pixel values that respectively correspond to first to third colors that form an image captured by the image sensor, the first to fourth bands being set based on the wavelength passbands of the first pupil and the second pupil, and the first to third transmittance characteristics. | 03-31-2016 |
20160124250 | PIXELATED TUNABLE COLOR FILTER - Methods and apparatus using generating multiple color images in a single exposure. In one implementation, an imaging apparatus is provided that includes an image sensor array including a plurality of image sensor elements. The imaging apparatus also includes a dispersive element configured to rotate incident linearly polarized radiation by a rotation angle to produce rotated linearly polarized radiation having at least two polarization angles, wherein the rotation angle is determined based, at least in part, on a wavelength of the incident linearly polarized radiation. The imaging apparatus also includes a pixelated polarizing filter configured to receive the rotated linearly polarized radiation from the dispersive element and selectively pass the rotated linearly polarized radiation to the image sensor array, wherein the rotated linearly polarized radiation is selectively passed based on the polarization angle of the rotated linearly polarized radiation. | 05-05-2016 |
20160148344 | IMAGE-PICKUP UNIT, IMAGE-PICKUP APPARATUS, AND IMAGE PROCESSING SYSTEM - An image-pickup unit includes an image sensor and a color filter. Each filter segment of the color filter corresponds to one of a plurality of pixels of the image sensor, and the plurality of filter segments include first to Z-th (2 | 05-26-2016 |
20160178917 | COLOR SEPARATION OPTICAL ASSEMBLY AND IMAGE CAPTURE DEVICE | 06-23-2016 |
348337000 | Prism arrangement | 3 |
20080252770 | Pop up prism lens assembly - A pop up prism camera ( | 10-16-2008 |
20090185065 | Image pickup apparatus - An image pickup apparatus includes an image-pickup optical system, three color separation prisms separating incident light guided by the image-pickup optical system into three-primary-color light components and emitting the light components, and three image pickup elements respectively receiving the three light components from the prisms so as to produce respective image signals. Of the three prisms, a first prism that first receives the incident light has an edge extending parallel to an incidence plane. The image-pickup optical system has a plate-like fixed aperture stop disposed between the first prism and a final lens, disposed closest to the first prism, of multiple lenses included in the image-pickup optical system. The fixed aperture stop has an aperture that limits the incident light. An edge section of the aperture has projections and depressions arranged at least in parallel to the edge, as viewed from an optical-axis direction of the final lens. | 07-23-2009 |
20130271640 | IMAGE CAPTURING DEVICE - An image capturing device includes a cube prism and three image capturing units. The cube prism includes an incident surface, a first exiting surface, a second exiting surface, and a third exiting surface orthogonal to each other, and further includes a first splitting surface, a second splitting surface, a third splitting surface, and a forth splitting surface orthogonal to each other. The light incident into the incident surface is split by the four splitting surfaces into monochromatic lights, and the monochromatic lights respectively exit from the three exiting surfaces to be received by the image capturing units to form images. The images can be combined as a multicolored image. Accordingly, the light-use efficiency and the image resolution can be improved, and the color fault of the image can be avoided. | 10-17-2013 |