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Class 348/345 - Focus control


Subclass of Class 348 - Television
Definition: Subject matter including a structure to adjust a camera"s
No. of patents: 665
Last issue date: 05/29/2012


1                      
NumberTitleIssue Date
8189090Image pick-up apparatus and control method therefor
An image pick-up apparatus capable of displaying a detected subject region in a field of view of an optical finder intelligibly, and shortening a time until achieving a focus on a subject so as to decrease a release time lag. A focus detection unit detects data conc...
05/29/2012
8184196System and method to generate depth data using edge detection
Systems and methods of generating depth data using edge detection are disclosed. In a particular embodiment, first image data is received corresponding to a scene recorded by an image capture device at a first focus position at a first distance. Second image data is...
05/22/2012
8184197Focus detecting apparatus and image pick-up apparatus having the same
Disclosed are a focus detecting apparatus capable detection in various light illumination conditions and an image acquiring apparatus having the same. The focus detecting apparatus may include a mark disposed on a primary image plane. A pair of images of the mark is...
05/22/2012
8174607Image pickup device
An image pickup device includes an image pickup element that receives light of an object image formed by a picture-taking lens; and a focus detection filter section that is so disposed near the image pickup element and on the side of the picture-taking lens as to be...
05/08/2012
8169533Zoom lens system and image pickup apparatus including the same
A zoom lens system having a high zoom ratio and excellently correcting various aberrations over an entire zoom range between a wide angle end and a telephoto end to obtain high optical performance in the entire zoom range, includes, in order from an object side to a...
05/01/2012
8169530Camera having an autofocusing system
An autofocus camera having a face recognition function, includes a photographing optical system including a focusing lens group; an image pickup device; an autofocusing system which performs a focus search process, and further performs a focusing operation in which ...
05/01/2012
8169532Portable electronic device and method for measuring distance by performing auto focus function
A portable electronic device for measuring a distance of an object by performing an auto focus function and a distance measuring method are provided. The portable electronic device includes an image pickup module and a distance measuring program. The image pickup mo...
05/01/2012
8169531System and method for automatically focusing an optical lens of an image measuring machine
A system and method for automatically focusing an optical lens controls the light generated by a light-emitting device of an image measuring machine to penetrate a glass sheet, so as to project a picture of the glass sheet onto an object. The system and method furth...
05/01/2012
8164681Image pickup apparatus
An image pickup apparatus includes an image pickup device configured to capture an image regarding an object image; an object detector detecting a specific object in the captured image; an image-capturing-information obtaining unit obtaining image capturing informat...
04/24/2012
8164680Imaging system and camera body
An imaging system includes an interchangeable lens and a camera body. The camera body includes a second communication unit capable of communicating with a first communication unit, an imaging element operable to generate an image signal from the optical image, and a...
04/24/2012
8164679Image-capturing device, camera, method for constructing image-capturing device and image-capturing method for executing display of a live view and a focus detection operation simultaneously
An image-capturing device includes: a plurality of first pixels disposed along a first direction; a plurality of second pixels different from the first pixels disposed along the first direction in admixture with the plurality of first pixels; and an adder that adds ...
04/24/2012
8159600Auto-focus image system
An auto focus image system that includes a pixel array coupled to a focus signal generator. The pixel array captures an image that has at least one edge with a width. The focus signal generator may generate a focus signal that is a function of the edge width and/or ...
04/17/2012
8159599Focus detection apparatus, focus detection method, and image sensing apparatus
A focus detection apparatus includes an image sensor which includes a pair of pixel groups, outputs a first image signal from one of the pair of pixel groups, and outputs a second image signal from the other of the pair of pixel groups, where the pair of pixel group...
04/17/2012
8159598Distance estimation apparatus, distance estimation method, storage medium storing program, integrated circuit, and camera
Attempts to achieve a higher resolution and a higher frame rate of a distance image when a distance to an object within a target space is estimated using the TOF method would cause CCD saturation due to shot noise or environment light, and lower distance precision. ...
04/17/2012
8159597Focus control device and focus control method
Even when a point light source is present in a subject or a normal subject is erroneously determined as a point light source in determination of the presence or absence of a point light source, the following is implemented: the driving time of a focus lens is shorte...
04/17/2012
8149323System and method to autofocus assisted by autoexposure control
In a particular embodiment, a method is disclosed that includes comparing a frame rate of image capture by an image sensor to a frame rate threshold at an image capture device. The method also includes when the frame rate is less than the frame rate threshold, incre...
04/03/2012
8144237Image pickup optical system and image pickup apparatus
An image pickup optical system including: a first prism including: a first incident surface where subject beam enters; a division surface for dividing the beam from the first incident surface into image-pickup beam and focus-detection beam; and a first exit surface ...
03/27/2012
8144236Photography device and photography method
A photography device that includes an imaging component, a focusing component, a magnification alteration component, a display component, an acquisition component and a control component is provided. The focusing component focuses a subject image on an imaging surfa...
03/27/2012
8144235Image pickup device and image pickup method
An easy-to-carry image pickup device is provided to obtain images with multiple view angles in which a target subject is positioned in an appropriate size. When capturing an image of a person as a target subject, the size and position of the person's face in the ima...
03/27/2012
8144234Image display apparatus, image capturing apparatus, and image display method
An apparatus includes an obtaining unit that obtains a captured image containing face detection information related to a face of an object detected during image capture, and information related to a focus detection area utilized during the image capture, an extracti...
03/27/2012
8139137Focusing method, suitable for an image capturing apparatus using in an environment of low brightness and image capturing apparatus using the same
A focusing method, suitable for an image capturing apparatus using in an environment of low brightness, is provided herein. The focusing method includes that an image sensing unit in the image capturing apparatus is wholly or partially divided into a plurality of re...
03/20/2012
8139138System and method for measuring accuracy of focus
A reliable and repeatable accuracy of focus measurement device to measure the focus accuracy of cameras that employ a different light path between the lens and the focusing sensor and between the lens and the film or image sensor. The measurement device includes a f...
03/20/2012
8139139Imaging apparatus with phase difference detecting sensor
An imaging apparatus having a function of enabling focus detection at high speed while exposing an image sensor to light. Imaging apparatus 1 has: a first photoelectric converting element (image sensor 10) that converts an optical image formed on an im...
03/20/2012
8139140Imaging device
A digital camera has an optical system, an image capturing unit, an aperture adjuster, a focal point adjuster, and a body microcomputer. The aperture adjuster has an aperture included in the optical system and is capable of adjusting the state of the aperture. The f...
03/20/2012
8134636Autofocusing optical system using tunable lens system
A method for providing auto focus for camera module that is electrically tunable using liquid crystal optical element is provided. The liquid crystal optical element includes substrate layers, insulating layer, three electrodes, liquid crystal layer between the subs...
03/13/2012
8134635Manual focus adjustment assistance apparatus
An image capturing apparatus includes an optical system which forms an image of a subject. An image sensor converts the image formed by the optical system into a video signal. A focus operating unit changes the focusing status produced by the optical system accordin...
03/13/2012
8115855Method, an apparatus and a computer readable storage medium for controlling an assist light during image capturing process
Digital photographing devices traditionally comprise an assist light that illuminates the object being photographed in low light conditions The solution concerns a method comprising exposing an image frame comprising a window of interest; performing an autofocus for...
02/14/2012
8111321Imaging device and method for its image processing, with face region and focus degree information
An imaging device, such as a camera, may be provided with a focus-shift structure configured to shift a focal position; a solid-state image sensing element configured to convert an optical image of a photographing subject to image data; and an image processing unit ...
02/07/2012
8106996Image pickup apparatus
An image pickup apparatus includes a face detector configured to provide a face detection process based on image data obtained from an image pickup optical system that includes a focus lens configured to provide a focus control, a focus lens position extractor confi...
01/31/2012
8106995Image-taking method and apparatus
There is provided an image-taking method and apparatus capable of quickly taking an image in which a human face is in focus. When an instruction to take an image is input, multiple images are taken with different focus positions. A human face in each of the images i...
01/31/2012
8106997Image pickup apparatus
In an image pickup apparatus, a light receiving unit produces a first signal at a first timing and a second signal at a second timing later than the first timing. First and second parameters for detecting a scene change are acquired based on the first and second sig...
01/31/2012
8102462Imaging device, focusing method and program
An image processing circuit/CPU performs AF processing in response to a halfway shutter operation and upon confirmation of a shooting shutter instruction causes a light emitting unit in a flash circuit to emit light, and decides an amount of light to be emitted at a...
01/24/2012
8102461Mobile communication terminal and method for displaying image using focus information thereof
A portable terminal and a method for displaying an image using focus information are disclosed. An interested area of the captured subject image can be rapidly displayed on the display. The captured subject image can be displayed on the display, according to the fea...
01/24/2012
8085338Imaging apparatus and camera system
An imaging apparatus includes an optical system including a focus lens, a driver configured to drive the focus lens, a controller configured to control a supply of power to the driver, and a setting unit configured to set a power supply mode for specifying a method ...
12/27/2011
8085337Image-pickup apparatus
The image-pickup apparatus includes an image acquiring part respectively photoelectrically converting first and second object images respectively formed by first and second light fluxes into first image data and second image data, the first and second light fluxes b...
12/27/2011
8077249Imaging apparatus, imaging method and program
An imaging apparatus includes an imaging unit to pick up an image of a subject, a focusing unit to perform focusing on the subject included in an autofocus area in an imaging range of the imaging unit, a display unit to display an image obtained by picking up an ima...
12/13/2011
8068165Imaging apparatus
An imaging apparatus where images of good quality can be obtained without being affected by the diffraction phenomenon and without recourse to any polishing. The imaging apparatus is adapted to form a subject image on an imaging plane having light receptor elements ...
11/29/2011
8068164Face recognition auto focus apparatus for a moving image
A data processing device includes: a face-detecting unit to detect a face region from an input image input from an imaging unit which images a subject including a face; a setting unit to calculate subject distance based on the face size of the face detected by the f...
11/29/2011
8063977Photosensor and focus detecting device
The arrangement of focus-detecting sensors for autofocus in multipoint range finding and the arrangement of light detection sensors for focus detecting regions are optimized. Further, the chip area and power consumption are reduced. Light detection sensors are provi...
11/22/2011
8063978Image pickup device, focus detection device, image pickup apparatus, method for manufacturing image pickup device, method for manufacturing focus detection device, and method for manufacturing image pickup apparatus
An image pickup device includes a pixel unit which has first pixels and second pixels. A first photoelectric conversion unit is configured to generate charges corresponding to light incident upon each of the first pixels. A first control unit is connected to the fir...
11/22/2011
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