Patent application number | Description | Published |
20110228053 | STEREOSCOPIC IMAGING APPARATUS - A stereoscopic imaging apparatus which uses contrast AF to obviate disadvantages of phase-difference AF, shorten processing time of contrast AF, and improve focusing accuracy. A phase-difference CCD in which object images having passed through different regions in a predetermined direction of a single photographing optical system are pupil-split and imaged subjects the object images having passed through the respective regions to photoelectric conversion to obtain a main pixel image and a sub-pixel image which have a mutual phase difference. Contrast AF is performed using only one of the main pixel image and the sub-pixel image. Which one of the main pixel image and the sub-pixel image will be used for the contrast AF is determined depending on whether the position of an AF area in the angle of view belongs to a main pixel AF area or a sub-pixel AF area. | 09-22-2011 |
20130010078 | STEREOSCOPIC IMAGE TAKING APPARATUS - A stereoscopic image taking apparatus ( | 01-10-2013 |
20130141539 | MONOCULAR STEREOSCOPIC IMAGING DEVICE - The monocular stereoscopic imaging device according to one aspect of the presently disclosed subject matter includes: an imaging optical system including a zoom lens and a diaphragm; a pupil dividing unit configured to divide a light flux having passed through a imaging optical system into multiple light fluxes; an imaging unit configured to receive the multiple light fluxes, so as to continuously acquire a left-eye image and a right-eye image; and a controlling unit configured to control a zoom lens driving unit to move the zoom lens in accordance with an instruction of changing the focus distance, and configured to control the diaphragm driving unit to maintain at a substantially constant level a stereoscopic effect of the left-eye image and the right-eye image three-dimensionally displayed on a display unit before and after the zoom lens is moved. | 06-06-2013 |
20130250164 | IMAGE CAPTURING APPARATUS AND IN-FOCUS POSITION DETECTION METHOD THEREOF - It is provided a image capturing apparatus including a control unit that determines whether to set a division number to a first division number n or to a second division number m which is larger than n based on the setting status of an image capturing apparatus, calculating a divided area evaluation curve by calculating a correlation between first detection information and second detection information for each of divided areas formed by dividing a phase difference detection area into the n or the m, and acquires a defocus amount to drive and control a focus lens to the in-focus position from a total evaluation curve obtained by conducting a required calculation processing on the divided area evaluation curves of the plural divided areas. | 09-26-2013 |
20130258168 | IMAGE CAPTURING APPARATUS AND IN-FOCUS POSITION DETECTION METHOD THEREOF - It is provided a image capturing apparatus including a control unit that determines whether to set a division number to a first division number n or to a second division number m which is larger than n based on the status of a subject, calculating a divided area evaluation curve by calculating a correlation between first detection information and second detection information for each of divided areas formed by dividing a phase difference detection area into the n or the m, and acquires a defocus amount to drive and control a focus lens to the in-focus position from a total evaluation curve obtained by conducting a required calculation processing on the divided area evaluation curves of the plural divided areas. | 10-03-2013 |
20130314500 | STEREOSCOPIC IMAGING APPARATUS - A stereoscopic imaging apparatus comprising a single photographic optical system; an image sensor, on which subject images that have passed through different first and second areas in a predetermined direction, respectively, are formed after being pupil-split, photoelectrically converting the subject images that have passed through the first and second areas, respectively, to output a first image and a second image; a diaphragm restricting a light flux incident on the image sensor; a subject information acquiring device acquiring distance information of a subject within a photographic angle of view or a device acquiring an amount of parallax of the subject; and a diaphragm control device controlling an F-number of the diaphragm so that a parallax between the first image and the second image is in a predetermined range based on the acquired distance information of the subject or the acquired amount of parallax of the subject. | 11-28-2013 |
20130335606 | IMAGING DEVICE AND FOCUS CONTROL METHOD - Provides an imaging device including, imaging element in which plural first lines arrayed with first phase difference detection pixels, and plural second lines arrayed with second phase difference detection pixels, are arrayed alternately; reading out section read out signals of the phase difference detection pixels; first correlation computing section carry out first correlation computation on signals read out from a set of the first and the second phase difference detection pixel; second correlation computing section carry out second correlation computation on signals read out from at least one set among a set of plural first phase difference detection pixels of the first line, and a set of plural second phase difference detection pixels of the second line; correcting section corrects results of the first correlation computation, by results of the second correlation computation; and focusing section control focusing based on the corrected correlation computation. | 12-19-2013 |
20140022422 | COLOR IMAGING ELEMENT, IMAGING DEVICE, AND STORAGE MEDIUM STORING A CONTROL PROGRAM FOR IMAGING DEVICE - Interpolation precision of phase difference detection pixels is raised. An image pickup device includes: a color filter disposed with a repeating basic array pattern configured by 3×3 pixel square arrays of a first array pattern and a second array pattern disposed symmetrically about a point; a first phase difference detection pixel that is placed at a position of a pixel corresponding to 1 corner portion out of the 4 corner portions of at least one array pattern in 1 pair of the first array pattern and the second array pattern out of 2 pairs of the first array pattern and the second array pattern configuring the basic array pattern; and a second phase difference detection pixel that is placed at a position of a pixel corresponding to 1 corner portion out of the 4 corner portions in the array pattern, out of the first array pattern. | 01-23-2014 |
20140022423 | COLOR IMAGING ELEMENT, IMAGING DEVICE, AND STORAGE MEDIUM STORING AN IMAGING PROGRAM - An image pickup device includes: a color filter having repeatedly disposed basic array patterns configured with first and second array patterns disposed symmetrically about a point, wherein the first array pattern has a first filter placed at the 4 corner and center pixels of a 3×3 pixel square array, a second filter placed in a line at the horizontal direction center of the square array, and a third filter placed in a line at the vertical direction center of the square array, and the second array pattern has the same placement of the first filter as the first array pattern and has placement of the second filter and placement of the third filter swapped over to that of the first array pattern; and phase difference detection pixels placed at positions corresponding to the first filter at a top and bottom edge sides in the array pattern. | 01-23-2014 |
20140022439 | IMAGING DEVICE AND COMPUTER READABLE MEDIUM - An imaging device includes a capturing lens; an imaging element in which a pair of horizontal light receiving units receiving a pair of split light of a horizontal direction and a pair of vertical light receiving units receiving a pair of split light of a vertical direction are two-dimensionally arranged; a movement unit that moves the imaging lens in the optical axis direction; a specifying unit that specifies one of the pair horizontal light receiving units or the pair vertical light receiving units, of which the calculated absolute value of the signal amount difference is smaller; and a control unit that performs correlation computation based on the signal amount of the plural photoelectric conversion elements aligned in a direction of the specified one of the pair of horizontal light receiving units or the pair of vertical light receiving units and controls the movement unit based on the correlation computation. | 01-23-2014 |
20140022445 | COLOR IMAGING ELEMENT, IMAGING DEVICE, AND STORAGE MEDIUM STORING AN IMAGING PROGRAM - An image capturing element is provided with: a color filter in which a basic arrangement pattern having first and second arrangement patterns arranged to be symmetrical about a point is repeated. The first arrangement pattern comprises first filters arranged on pixels in 2×2 arrangement located at the upper-left portion and a pixel located at the lower-right in a 3×3 pixel square arrangement, second filters arranged on the center and lower end lines in the vertical direction of the square arrangement, and third filters arranged on the center and right lines in the horizontal direction of the square arrangement. The second arrangement pattern comprises the first filters having the same arrangement as in the first arrangement pattern, and the second filters and the third filters having the arrangements interchanged with each other compared to the arrangements in the first arrangement pattern. | 01-23-2014 |
20140022446 | COLOR IMAGING ELEMENT, IMAGING DEVICE, AND STORAGE MEDIUM STORING AN IMAGING PROGRAM - Interpolation precision of phase difference detection pixels is raised. An image sensor ( | 01-23-2014 |
20140022614 | COLOR IMAGING ELEMENT, IMAGING DEVICE, AND STORAGE MEDIUM STORING A CONTROL PROGRAM FOR IMAGING DEVICE - The precision of phase difference AF control is raised. An image pickup device includes a color filter that is provided with repeatedly disposed basic array patterns configured with a first array pattern and a second array pattern disposed symmetrically about a point, wherein the first array pattern includes a first filter placed over 2×2 pixels at the top left and a pixel at the bottom right of a 3×3 square array, a second filter placed over a right end pixel of a vertical direction center line of the square array and over a left end pixel a lower edge line, and a third filter placed over a pixel at the right end of the vertical direction upper edge line of the square array and over a center pixel of the lower edge line, and the second array pattern has the same placement of the first filter as that in the first array pattern and has a placement of the second filter and a placement of the third filter swapped over therefrom; and phase difference detection pixels that are placed at positions corresponding to 2 pixels that are adjacent in the horizontal direction out of the 2×2 pixels of at least one side of the upper side or lower side disposed first and second array patterns out of the 2 first array patterns and the 2 second array patterns configuring the basic array pattern. | 01-23-2014 |
20140043508 | COLOR IMAGING ELEMENT, IMAGING DEVICE, AND STORAGE MEDIUM STORING AN IMAGING PROGRAM - An image pickup device includes: a color filter having basic array patterns with first and second array patterns disposed symmetrically, wherein the first array pattern has a first filter at the 4 corner and center pixels of a 3×3 pixel square array, a second filter in a line at the horizontal direction center of the square array, and a third filter placed in a line at the vertical direction center of the square array, and the second array pattern has the same placement of the first filter as the first array pattern and has placement of the second filter and placement of the third filter swapped to that of the first array pattern; and phase difference detection pixels placed on pixels corresponding to positions of centers of at least 1 pair of patterns out of 2 pairs of the first array pattern and the second array pattern. | 02-13-2014 |
20140168387 | IMAGING DEVICE AND IMAGING METHOD - An imaging device includes: an image acquisition unit configured to receive light fluxes passing through different regions in a single imaging optical system and acquire two images; a ghost detection unit configured to detect a ghost from the two acquired images; a first determination unit configured to determine whether the ghost is detected from any of the two acquired images; and a control unit configured to perform at least one of an automatic focus control, an automatic exposure control and an automatic white balance control based on an image for which it is not determined that the ghost is caused out of the two images in a case where the first determination unit determines that the ghost is detected from any of the two images. | 06-19-2014 |
20140192162 | SINGLE-EYE STEREOSCOPIC IMAGING DEVICE, IMAGING METHOD AND RECORDING MEDIUM - After AE/AF/AWB operation, a subject distance is calculated for each pixel, and a histogram which shows the distance distribution is created based thereon. The class with the highest frequency which is the peak at the side nearer than the focus distance is searched based on the histogram and a rectangular area Ln which includes pixels which have a subject distance within the searched range is set. The average parallax amount Pn which is included in the rectangular area Ln is calculated and it is confirmed whether Pn is within a range of parallax amounts a and a−t1. In a case where Pn is not within a range of parallax amounts a and a−t1 which is set in advance, the aperture value is adjusted such that Pn is within the range of the parallax amounts a and a−t1. | 07-10-2014 |
20140211059 | SOLID-STATE IMAGE CAPTURE ELEMENT, IMAGE CAPTURE DEVICE, AND FOCUS CONTROL METHOD - A solid-state image capture element includes a pixel, which receives light of one of a pair of light beams which pass through iris regions of different locations on a photographic lens, and a pixel which receives light of the other, in a pair of said pixels. The pair of pixels are positioned shifted from one another in a direction which intersects the x-axis which is the phase difference direction. The pair includes a plurality of first pairs and second pairs which respectively have mutually inverse location relations with respect to the pixels and the pixels therein. The first pair and the second pair are alternately positioned in either the phase difference detection direction or the direction which is orthogonal thereto. | 07-31-2014 |
20140211075 | IMAGE CAPTURING APPARATUS AND METHOD FOR CALCULATING FOCUSING PARAMETER VALUE - An image capturing apparatus includes: an image capturing element in which a plurality of pixels and phase difference pixels are formed within an effective pixel region; a photographing lens; a phase difference amount detecting unit analyzing a captured image signal and obtaining a phase difference amount from detection signals of two of the phase difference pixels that make a pair; and a control unit obtaining a defocus amount of a photographic subject image from the detected phase difference amount and performing a focusing control, in which the control unit obtains a parameter value regarding a ratio of the defocus amount and the phase difference amount based on photographing lens information of the photographing lens and a light receiving sensitivity distribution indicating sensitivity for each incident angle of incident light for the two of the phase difference pixels that make the pair, and obtains the defocus amount. | 07-31-2014 |
20140211076 | IMAGE CAPTURING APPARATUS AND METHOD FOR CALCULATING SENSITIVITY RATIO OF PHASE DIFFERENCE PIXEL - An image capturing apparatus includes: an image capturing element in which a plurality of pixels are formed and arranged and phase difference pixels are formed within an effective pixel region; a photographing lens; and a control unit which analyzes a captured image signal by the image capturing element, obtains a phase difference amount from detection signals of two of the phase difference pixels that make a pair, and performs a focusing control of the photographing lens, in which the control unit calculates, as a sensitivity ratio, a ratio of an integration value of light receiving sensitivity of the phase difference pixel within a range of an incident angle of the photographing lens, and an integration value of light receiving sensitivity of a pixel other than the phase difference pixel, and corrects a deviation in light receiving sensitivity between the two phase difference pixels. | 07-31-2014 |
20140211079 | IMAGING DEVICE AND FOCUSING CONTROL METHOD - An imaging element with rolling shutter drive has pixels that each receive one or the other of a pair of light bundles passing through an aperture area for an imaging lens. The pixels are disposed on a first line arranged in the X direction, and the pixels are disposed on a second line in the X direction, alternating in the Y direction. A control unit uses a signal group from the pixels on a line in FIG. | 07-31-2014 |
20140307139 | IMAGING ELEMENT AND IMAGING APPARATUS - It is an imaging element in which pixels which are photoelectric conversion elements are placed at respective square lattice positions, in which, when, in a predetermined region where pixels of the imaging element are placed, a plurality of pairs are arranged in a first line which is any one line among lines and a second line which is parallel to the first line, each pair having pair pixels which are first and second phase difference detection pixels placed adjacent to each other to detect a phase difference among the pixels of the imaging element, the pairs in the first line are placed to be spaced apart from each other by at least two pixels, and the pairs in the second line are placed at positions, which correspond to positions where the pair pixels in the first line are spaced apart from each other. | 10-16-2014 |
20140313380 | COLOR IMAGING ELEMENT AND IMAGING APPARATUS - A color imaging element, includes a color filter array, in which the color filter array includes an array pattern of a 3×3 pixel group in which first filters corresponding to a green color and second filters corresponding to red and blue colors are arrayed, and the first filters are placed at a center and 4 corners in the 3×3 pixel group, and the array pattern is repeatedly placed in horizontal and vertical directions, and in a pixel group within a predetermined area of the color imaging element, phase difference detection pixels for acquiring phase difference information are placed in entire components of one direction among components in the horizontal direction and components in the vertical direction in the pixel group. | 10-23-2014 |
20140320709 | IMAGING DEVICE AND FOCUS CONTROL METHOD HAVING FIRST AND SECOND CORRELATION COMPUTATIONS - Provides an imaging device including, imaging element in which plural first lines arrayed with first phase difference detection pixels, and plural second lines arrayed with second phase difference detection pixels, are arrayed alternately; reading out section read out signals of the phase difference detection pixels; first correlation computing section carry out first correlation computation on signals read out from a set of the first and the second phase difference detection pixel; second correlation computing section carry out second correlation computation on signals read out from at least one set among a set of plural first phase difference detection pixels of the first line, and a set of plural second phase difference detection pixels of the second line; correcting section corrects results of the first correlation computation, by results of the second correlation computation; and focusing section control focusing based on the corrected correlation computation. | 10-30-2014 |
20140333819 | IMAGING APPARATUS - The present invention provides an imaging apparatus configured such that it is possible to check a long exposure subject image through a finder eye piece before actual imaging of long exposure imaging so as to recognize a subtle change in the tilt of the imaging apparatus caused when the apparatus gradually tilts over a long time period. In the imaging apparatus of the present invention, exposure control means | 11-13-2014 |
20140347544 | IMAGING APPARATUS - Provided is an imaging apparatus that is convenient for use with a combination of an optical finder and an electronic finder and is capable of minimizing manufacturing costs while preventing visibility in the finder from being lowered. In the EVF mode, a control unit | 11-27-2014 |
20140368619 | STEREOSCOPIC IMAGING APPARATUS - A stereoscopic imaging apparatus which uses contrast AF to obviate disadvantages of phase-difference AF, shorten processing time of contrast AF, and improve focusing accuracy. A stereoscopic imaging apparatus including a single photographing optical system, an image sensor for forming a first image which passed through a first region and a second image which passed through a second region, wherein the first region and the second region are pupil-split in a predetermined different direction in the photographing optical system, and a contrast AF controlling part for controlling the positions of a lens in the photographing optical system by using the first image and the second image. | 12-18-2014 |
20150015677 | IMAGE PROCESSING DEVICE AND METHOD, AND IMAGING DEVICE - An image processing method according to the present invention acquires a first image and second image that are picked up through a single image-taking optical system, that are images after a pupil division, and that have a parallax to each other, and then performs a filtering process for each pixel of the first and second images, using first and second transform filters that correspond to the parallax for the pixel and that are of first and second transform filter groups to be respectively applied to the first and second images for the transform into third and fourth images in which the parallax amount and blur amount of the first and second images have been altered. | 01-15-2015 |
20150036025 | IMAGE DISPLAY DEVICE, IMAGING APPARATUS MOUNTED WITH IMAGE DISPLAY DEVICE AS FINDER DEVICE, AND IMAGE DISPLAY METHOD - An image display device includes a beam splitter that splits an incident light entering from a subject side, an imaging device that converts a first optical image generated by an one-side incident light split by the beam splitter into an electrical signal and outputs the converted electrical signal as a capture image, a synthesis image generating unit that generates an electronic information image, a display panel that displays the electronic information image, and an optical prism that emits an optical image of the electronic information image projected from the display panel to be superimposed on a second optical image generated by the other-side split incident light. | 02-05-2015 |
20150054926 | IMAGE PROCESSING DEVICE AND METHOD, AND IMAGE CAPTURING DEVICE - An image processing device comprising: an image acquisition device; a parallax acquisition device; a first data transform device; an operation processing device; and a second data transform device transforming third frequency component data and fourth frequency component data respectively corresponding to the third image and the fourth image calculated by the operation processing device into data on a real space and for respectively selecting pixels at positions corresponding to the target pixels as one pixel of the third image and one pixel of the fourth image. | 02-26-2015 |
20150055011 | IMAGE DEVICE AND FOCUS CONTROL METHOD - When reliability of a defocus amount which is calculated using a signal from a region | 02-26-2015 |
20150085178 | IMAGE CAPTURING APPARATUS AND FOCUSING CONTROL METHOD - An image capturing apparatus, includes: an image capturing element configured to capture an image of a subject; and a focusing control unit configured to perform a focusing control by a phase difference AF method using detection signals of first signal detection units and second signal detection units; a matching degree generation unit configured to generate a first matching degree which corresponds to a matching degree of two images captured by a first pair using the detection signals of the respective signal detection units of the first pair, and a second matching degree which corresponds to a matching degree of two images captured by a second pair using the detection signals of the respective signal detection units of the second pair; and a credibility determination unit configured to determine credibility of the focusing control by the phase difference AF method based on the first matching degree and the second matching degree. | 03-26-2015 |