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"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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| Number | Title | Issue Date |
| 8189094 | Image processing apparatus and image processing method An image processing apparatus includes a luminance value calculation unit configured to calculate a luminance average value and a luminance peak value from an image obtained by image-capturing for each of frames formed by dividing one screen, a first calculation uni... | 05/29/2012 |
| 8179472 | Image pickup apparatus, image pickup method, and program therefor An image pickup apparatus includes an image pickup unit selectively performing an image capturing operation in a normal image capturing mode where an exposure image signal is output in a unit period and a combined image capturing mode where long- and short-exposure ... | 05/15/2012 |
| 8174609 | Camera module and electronic device including the same In a camera module 1 of the present invention, a mechanical shutter 2 is provided above a top surface of a lens unit 3, and a protrusion section formed to an end of a lens 31 is held in a depression section formed on a back surface of the... | 05/08/2012 |
| 8164684 | Electronic camera with adjustable exposure sensitivity If an electronic camera is set in an image-capturing sensitivity automatic control mode, a program autoexposure calculation is executed based upon the subject brightness and the image-capturing sensitivity setting to determine a control aperture value and a control ... | 04/24/2012 |
| 8149326 | Real-time exposure control for automatic light control An imager and a method for real-time, non-destructive monitoring of light incident on imager pixels during their exposure to light. Real-time or present pixel signals, which are indicative of present illumination on the pixels, are compared to a reference signal dur... | 04/03/2012 |
| 8149325 | Exposure control apparatus and exposure control program for vehicle-mounted electronic camera In an exposure control apparatus for a vehicle-installed camera which captures images of an external scene ahead of the vehicle as arrays of picture elements, a measured brightness value is obtained from each image based on respective spatial-domain average brightne... | 04/03/2012 |
| 8130310 | Image pickup apparatus An image pickup apparatus capable of increasing the number of pixels in a reproduced image without a decline in image quality of a picked up image is provided. The image pickup apparatus includes: an image pickup lens section including an aperture stop, the aperture... | 03/06/2012 |
| 8115858 | System and method for acquiring moving images A system and a method for acquiring a moving image are provided. The system includes an image capturing unit capturing two images having different exposure times at a predetermined time slot, an image storing unit storing at least one of two images which were captur... | 02/14/2012 |
| 8115857 | Digital camera and image processing computer program product A digital camera includes: a photometering unit that measures brightness of a photographic field by dividing the field into a plurality of areas; a reference value calculation unit that calculates, a first value to be used to determine exposure conditions for a phot... | 02/14/2012 |
| 8107002 | Imaging apparatus capable of changing frame rate The invention is provided to perform exposure control that uses a diagram for monitor-through in a shooting waiting state in which the output frame rate of an image sensor is set into 30 fps and that for high-speed movie recording is performed during move images sho... | 01/31/2012 |
| 8085339 | Method and apparatus for optimizing capture device settings through depth information A method for adjusting image capture settings for an image capture device is provided. The method initiates with capturing depth information of a scene at the image capture device. Depth regions are identified based on the captured depth information. Then, an image ... | 12/27/2011 |
| 8063979 | Digital camera displaying moving image and exposure control method thereof A digital camera including a lens, first and second sensors, a shutoff member, a display, a detector, an exposure amount determiner, and a still image generator. The first sensor receives light through the lens and the second sensor also receives light through the l... | 11/22/2011 |
| 8059187 | Image capturing apparatus Appropriate gray level processing is applied to various image data. A digital camera having a grayscale correction function is provided. An AE control section generates a brightness histogram of a preview image which is obtained by a CCD. An exposure correction amou... | 11/15/2011 |
| 8054374 | Image brightness correction method An image brightness correction method is described. First, a pre-flash is fired and a pre-flash image is shot. After a main flash duration is estimated according to the pre-flash image and an automatic exposure time of a camera device, a main flash is fired and a ra... | 11/08/2011 |
| 8054375 | Physical quantity detecting device, method of driving the physical quantity detecting device and imaging apparatus A physical quantity detecting device includes: a pixel array that has pixels two-dimensionally arranged in a matrix, each converting a physical quantity supplied from the outside into an electric signal; a driving circuit that scans, as read rows, N rows of pixels (... | 11/08/2011 |
| 8035727 | Image taking device which determines whether a taken image is backlit and controls exposure and method of controlling exposure for the same An aspect of the present invention provides an image taking device comprising an image pickup device which picks up an image in a field, a luminance measuring device which divides the image into the predetermined number of blocks to measure the luminance level of ea... | 10/11/2011 |
| 8031261 | Image pickup apparatus with backlight correction and a method therefor An image pickup apparatus detects a face region out of an image signal representative of a field picked up by an image pickup device, and compares the lightness of the face region or a person region with the lightness of a background region also included in the imag... | 10/04/2011 |
| 8031260 | Technique for flagging oversaturated pixels An active pixel sensor (APS) that includes circuitry to eliminate artifacts in digital images. The APS includes a comparator for comparing a signal level from a pixel to an adjusted saturation voltage to determine if the pixel is saturated. If the pixel is saturated... | 10/04/2011 |
| 8031262 | Determining a final exposure setting automatically for a solid state camera without a separate light metering circuit An embodiment of the invention is a method of generating a final exposure setting, including, (a) selecting one of a number of predetermined exposure settings as a current exposure setting for a solid state camera having a camera imager, (b) generating a captured sc... | 10/04/2011 |
| 8013931 | Solid-state imaging device and image capture apparatus with anti-blooming pre-shutter operation There is provided a solid-state imaging device having a pixel array section in which pixels including photoelectric conversion elements are arranged in a matrix form, and sweeping out unnecessary charges by setting a predetermined number, two or more, of adjacent ro... | 09/06/2011 |
| 8009224 | Image signal processing method and image signal processing device It is possible to improve a response of a dynamic range expansion processing. The present image signal processing method includes a first step (ST2) of extracting distribution parameters from a distribution of pixel signal levels composing an image signal of ... | 08/30/2011 |
| 7995135 | Image capturing apparatus for adjusting an exposure value that is set lower than the correct exposure value In an image capturing apparatus, a hue shift is prevented. A digital camera has a gray level correction function. Image data obtained with a CCD 10 is divided into a plurality of blocks and further has brightness data and color difference data converted in a ... | 08/09/2011 |
| 7995136 | Image sensing apparatus and control method for the same An image sensing apparatus in which a plurality of lens units can be exchanged and attached. The image sensing apparatus includes an acquiring unit configured to acquire, from an attached lens unit, lens information including at least an exit pupil distance of the l... | 08/09/2011 |
| 7978257 | Multiple lens imaging apparatuses, and methods and programs for setting exposure of multiple lens imaging apparatuses When an exposure value calculated according to a result of photometric measurement for predetermined main imaging units among a plurality of imaging units is used for setting exposure of the main imaging units and sub-imaging units other than the main imaging units,... | 07/12/2011 |
| 7961246 | Blade driving device for use in cameras A blade driving device for use in cameras that includes a mechanical shutter blade that openably and closably disposed in front of a CCD, and is capable of blocking light passing through an exposure aperture. The blade driving device also includes a motor that drive... | 06/14/2011 |
| 7956925 | Method for reading out signal charges from an image sensor having different exposure times Suppress deterioration in picture qualities while achieving expansion in a dynamic range. An image sensor readout method that reads out, from an area sensor where a plurality of image pickup elements are arranged in matrix, signal charges that are accumulated... | 06/07/2011 |
| 7944500 | Image processing system, image capturing apparatus, and system and method for detecting backlight status An image processing system for properly correcting brightness of a subject area and a background area of a captured image. The image processing system includes an image capturing apparatus, including: an image capturing instruction unit for generating a first instru... | 05/17/2011 |
| 7940324 | Method of exposure control and image pickup apparatus A method of exposure control in an image pickup apparatus includes determining whether a zoom lens has been moved, determining whether an F value obtained from information about focal position of a focus lens linked to movement of the zoom lens has changed, estimati... | 05/10/2011 |
| 7920203 | Image pickup apparatus and method of controlling the same An image pickup apparatus is provided which has an exposure correction function and which determines a correction measure of exposure correction based on a parameter for determining an exposure amount, and performs the exposure correction by the determined correctio... | 04/05/2011 |
| 7920204 | Image capture apparatus and control method thereof The image capture apparatus changes a time from the commencement of the operation of the accumulation of the electrical charge to the shuttering, by the shutter blade unit, of the pixel within the image capture element by way of the reset operation in a state of ret... | 04/05/2011 |
| 7916209 | Image capturing apparatus, light metering method, luminance calculation method, and program An image capturing apparatus includes: an image capturing processing unit capable of selectively performing a normal image capturing process in a normal image capturing mode and a combined image capturing process in a combined image capturing mode, the normal image ... | 03/29/2011 |
| 7911529 | Digital camera and personal digital assistant with the same A digital camera includes at least one shutter blade in which opening and closing operations of an exposure aperture are performed using an electromagnetic actuator. The digital camera also includes an image sensor converting light from an object into image informat... | 03/22/2011 |
| 7903169 | Photographic device and control method therefor There is disclosed a photographic device that uses an image sensor and an electronic viewfinder. When a release button is pressed halfway, an aperture value, an electronic shutter speed and a photosensitivity are decided based on the present subject brightness to pr... | 03/08/2011 |
| 7889273 | Multiple exposure methods and apparatus for electronic cameras A method for capturing multiple sets of image data with an electronic camera having a shutter and an electronic shutter for selectively allowing light to reach an image sensor comprises opening the shutter and the electronic shutter, allowing light to reach the imag... | 02/15/2011 |
| 7852401 | Photographing apparatus and photographing method for exposure control during continuous photographing mode An apparatus and method that can maintain the number of photographed images obtained per second (frame rate) while ensuring sufficient exposure of a subject. The photographing apparatus and method can include an exposure portion for repeatedly performing an exposure... | 12/14/2010 |
| 7852402 | Method and apparatus for capturing high quality long exposure images with a digital camera A digital camera captures high quality long exposure images by capturing and summing several images of the same scene. The effective ISO of the camera is reduced by scaling the summed image, thus reducing image noise and improving long exposure quality. ... | 12/14/2010 |
| 7830447 | Imaging apparatus including a plurality of image pickup elements An imaging apparatus comprising a spectroscopy section for splitting a beam of object light; a first image pickup element and a second image pickup element for converting one of the object light split by the spectroscopy section to image data; a moving picture imagi... | 11/09/2010 |
| 7830446 | Image sensing apparatus, image sensing method, program, and recording medium providing selective image correction An object of this invention is to limit a correction amount for correcting the exposure error of a photographed image so as to prevent an excessively corrected image sensing result, and obtain a desired image sensing result by changing the correction width of the co... | 11/09/2010 |
| 7808545 | Image-pickup device, color chart, image adjusting method, and image adjusting system When switching a mode between an imaging mode imaging an object and an adjustment mode adjusting an image produced by the imaging, in accordance with the switched mode, one photometric region is selected from at least two photometric regions to an image signal obtai... | 10/05/2010 |
| 7808546 | Image processing system, image capturing apparatus and system and method for detecting backlight status An image processing system for properly correcting brightness of a subject area and a background area of a captured image. The image processing system includes an image capturing apparatus, including: an image capturing instruction unit for generating a first instru... | 10/05/2010 |
