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Class 348/221.1 - Exposure control


Subclass of Class 348 - Television
Definition: Subject matter having a device for regulating the total
No. of patents: 190
Last issue date: 05/29/2012


1          
NumberTitleIssue Date
8189060Image sensing apparatus and method for controlling the same
Receiving an instruction from a user to start sensing a still image, an image sensing apparatus performs scene determination based on an evaluation value of scene determination from an image sensed immediately after the luminance of the image converges to a predeter...
05/29/2012
8094203Imaging apparatus having moving image shooting function
In a digital camera (1), when a plurality of EV shift values are selected and operation of a set key is performed by a user, a CPU calculates shutter speeds that respectively correspond to the selected EV shift values (S6). Next, the CPU repeatedly pic...
01/10/2012
8018497Image pick-up apparatus having still image advancing/retreating manipulation function, and method and non-transitory computer readable medium therefor
A shooting operation is performed using a short exposure time at least one to obtain frame image data “A”, and a shooting operation is performed a plurality of times using a long exposure time to obtain sequential frame image data “B”. The image data “A”...
09/13/2011
7995105Brightness adjusting method
A brightness adjusting method used in an image-retrieving system for producing a suitable brightness adjusting value, the image-retrieving system having a filter and defining a first threshold value, a second threshold value set, a third threshold value, and a fourt...
08/09/2011
7990426Phase adjusting device and digital camera
The timing adjustment unit gives a phase adjustment instruction of the pulse to the imaging device so as to converge to an optimum phase of the pulse set based on the calculation results of the luminance level detecting unit and the variance calculating unit. Furthe...
08/02/2011
7990425Image data processing apparatus with image pickup means
The invention relates to an image pickup apparatus (70) comprising an image pickup means (700) for forming a plurality of image signals (S,L) having different exposure conditions, combining means for combining said plurality of image signals (L,S) to f...
08/02/2011
7978226Imaging apparatus and system adopting extraction-type, camera shake correction, and control method thereof
An imaging apparatus comprises a plurality of pixels, a driving unit configured to successively reset signal charges stored in a photoelectric conversion unit at every predetermined line and successively read out a signal based on the signal charges at every predete...
07/12/2011
7978227Imaging apparatus with viewfinder and light sensing detector
An imaging apparatus, includes a viewfinder optical system for guiding an observation light beam to a viewfinder window, the observation light beam being output from an imaging optical system and then reflected from a main reflective surface, an imaging element for ...
07/12/2011
7940307Method of continuously capturing images in single lens reflex digital camera
The first frame of captured image data is stored as raw data in a main memory, and parameters for exposure control and white balance control are calculated from the stored image data and are set in the RPU. The second and subsequent frames of captured image data are...
05/10/2011
7903146Image capturing apparatus with image signal and object luminance detection for exposure control
This invention improves the response characteristic of exposure control while keeping the exposure control precision high in an image capturing apparatus. An image capturing apparatus includes an image sensor which photo-electrically converts an object image to outp...
03/08/2011
7884856Imaging apparatus and exposure control method thereof
An imaging apparatus includes a CCD sensor to perform exposure and output a plurality of captured images in response to a control signal, an image composer to combine the plurality of captured images and produce a composite image, and an exposure controller to suppl...
02/08/2011
7859573Methods and apparatuses for image exposure correction
Methods and apparatuses for image exposure include capturing a first image under a first illumination condition, determining a luminance of the first image at a plurality of sectors, capturing a second image under a second illumination condition employing an artific...
12/28/2010
7830418Perceptually-derived red-eye correction
Red-eye correction on a region of a digital image includes adjusting luminance of the region by generating a statistical measure of the luminance in the region, and computing an adjusted luminance based on the statistical measure according to a viewing condition.
11/09/2010
7825955Image pickup apparatus, exposure control method, and computer program installed in the image pickup apparatus
Immediately before regular image pickup, a reference image is taken through exposure control by center-weighted photometry. A histogram indicative of a luminance distribution of all pixels is generated on the basis of luminance information of the reference image. Th...
11/02/2010
7787019Camera and shooting control method therefor
Disclosed is a camera which analyzes an image signal output periodically from an image pickup device to determine a timing suitable for shooting a still image, and acquires an image signal for a still image having a larger number of pixels based on the determination...
08/31/2010
7787020Aperture value calculation for a digital camera capable of displaying and/or recording a movie image
There is disclosed a digital camera in which an aperture value is regulated between the open aperture value and a predetermined aperture value during acquisition of a movie image. The predetermined aperture value can be determined based on a range of a luminous flux...
08/31/2010
7750945Video signal processing device and image processing device
It is an object of the present invention to provide a video signal processing device, which can produce a digital video signal, excellent in image quality, fully utilizing effective picture elements of the imaging element, without performing a special control of an ...
07/06/2010
7719574Output image adjustment of image data
A CPU 231 calculates modified brightness correction amount tCurve_Y with consideration of exposure correction amount (or exposure value) EV if photography information PI (or Exif IFD) is included in image data GF. Specifically, the modified brightness correct...
05/18/2010
7719573Device and method for processing photographic image data
Disclosed herein is a photographing device that includes a number of light-receiving elements, a number of vertical transfer registers, a first drive-voltage applying electrode, and a second drive-voltage applying electrode. The light-receiving elements are arranged...
05/18/2010
7714897Trigger tone of a camera
The invention relates to a digital camera comprising at least a memory unit for saving pictures and a control unit that is adapted to control the operation of the camera and to form a trigger tone on the basis of the state of the camera. The trigger tone indicates t...
05/11/2010
7679652Image processing system, image capturing apparatus, image processing apparatus, image processing method, and computer-readable medium storing program
An image processing system includes: an image capturing apparatus for obtaining an image of a subject, having a setting unit, which sets an obtaining condition for the image according to user's operation, and an outputting unit, which outputs the obtaining condition...
03/16/2010
7453496Wide dynamic range digital image composition
An image composition method comprises: composing a high-sensitivity image signal H and a low-sensitivity image signal L, so as to generate a composite image signal Gc according to a composing expression: Gc=k·H+(1−k)·L wh...
11/18/2008
7443425Image pickup apparatus, control method therefor, control program for implementing the control method, and storage medium storing the control program
An image pickup apparatus which makes it possible to obtain a suitable exposure value even if the brightness of the subject changes just before photography preparations and is capable of achieving both of acceleration of photography preparations and high precision e...
10/28/2008
7440021Image capturing apparatus and an image capturing method
An image capturing apparatus includes an image capturing unit for capturing an image of an object; a light quantity storing unit for storing light quantity of the object which is outside of an image capturing region of the image capturing apparatus by corresponding ...
10/21/2008
7432958Image pickup apparatus with function of adjusting incident light quantity
A video camera which is provided with an inter-line type CCD and also which enjoys a function as a digital still camera. The video camera includes an irising mechanism for adjusting a quantity of light incident upon the CCD, an iris driving circuit for driving the i...
10/07/2008
7432959Image acquiring device and method capable of performing optimum time lapse imaging easily
An imaging portion performs imaging of a subject. A time lapse imaging condition setting portion sets a time lapse imaging condition including at least an exposure time and an imaging interval, prior to the imaging of the subject by the imaging portion. A determinin...
10/07/2008
7428019System and method for increasing space or time resolution in video
A system and method for increasing space or time resolution of an image sequence by combination of a plurality input sources with different space-time resolutions such that the single output displays increased accuracy and clarity without the calculation of motion v...
09/23/2008
7428011Wide dynamic range electronic image recording and reproducing system
The electronic camera has an imaging device that images a subject with subject reflectance R (%) with a dynamic range wider than that at displaying or printing to acquire image data and a recording device that converts the image data acquired by the imaging device w...
09/23/2008
7414758Four-way calibration of a digital camera using patch information acquired from a scene
A method of improving a digital image captured by a digital camera comprising: providing a digital camera having a memory for storing known values of a color chart having a plurality of color patches of different colors and a digital image processor, using the digit...
08/19/2008
7409101Image enhancement for aerial refueling operations
Methods and apparatus for digitally enhancing images are disclosed. In one embodiment, a method includes analyzing an acquired image to provide a high sensitive low light image and a low sensitive high light image, and then summing the high sensitive low light image...
08/05/2008
7403710Image processing apparatus and image processing method
This invention provides an image processing apparatus that corrects an image blur by using a plurality of images acquired by image capturing means. The apparatus comprises: blur detection means that detects a blur amount between the plurality of images; image compos...
07/22/2008
7386228Image taking apparatus and image taking method
An image taking apparatus installed with an image blur correction unit for correcting image blur by combining images, so image taking time in a case of continuous shooting of the images is prevented from being long and operations are carried out in a manner in which...
06/10/2008
7372487Image pick-up device and record medium having recorded thereon computer readable program for controlling the image pick-up device
An image pick-up device for producing a synthesized image signal having a wide dynamic range by partially exchanging a plurality of image signals from a solid state image sensing element in an image synthesizing unit (41), said image signals being obtained by...
05/13/2008
7369683Imaging device
In an imaging device of the present invention, an imaging element 2 is driven in a thinning read-out mode for reading out signal charges from a subset of pixels, or in an all-pixels read-out mode for reading out signal charges from all pixels. When the imagin...
05/06/2008
7365779Image processing apparatus for selectively storing specific regions of an image
The invention provides an image processing apparatus that can reduce the memory capacity of a memory forming part of the image processing apparatus and can correct the optical axis misalignment of a video camera in a simple manner. The image processing apparatus ...
04/29/2008
7365785Electronic camera
There is provided an electronic camera comprising an imaging element which photo-electrically converts an object field light, a timing generator including an internal register in which timing of a drive signal used to operate the imaging element can be programmed, a...
04/29/2008
7365791Image pickup apparatus having iris member and filter units
An image pickup apparatus capable of preventing a decline of resolution of a still image while keeping a dynamic range of exposure control. The image pickup apparatus capable of photographing with changing over a moving image and a still image, includes an iris mech...
04/29/2008
7359571Method, apparatus and program for image processing
Image processing is carried out accurately on image data obtained by a digital camera, for a high-quality reproduced image. Image data S0 is read and main part information M is acquired. Scene information H is obtained by inferring a photography scene based o...
04/15/2008
7355634Moving image pickup apparatus carrying out automatic focus adjustment and still image recording method therefor
A moving image pickup apparatus which is capable of attaining both enhanced focusing accuracy and increased chances of snapshooting. A predetermined time period is determined according to a designated image pickup period. Responsive to designation of still image rec...
04/08/2008
7345774Apparatus and method for adapting image sensor aspect ratio to print aspect ratio in a digital image capture appliance
An apparatus and method for adapting a sensor aspect ratio to a print aspect ratio in a digital image capture device is disclosed In one embodiment, the invention is an apparatus for capturing digital images, comprising an image sensor including a plurality of image...
03/18/2008
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