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| Number | Title | Issue Date |
| 7386228 | Image 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 |
| 7358988 | Image signal processor for performing image processing appropriate for an output device and method therefor A signal processor of an electronic still camera stores image data, obtained during photographing, into a buffer memory. A gain adjusting circuit performs multiplication on the stored image data with the exposure amount changed by 0.5 EV at a time. Next, a usage-spe... | 04/15/2008 |
| 7359632 | Flash apparatus, image capture apparatus having a flash apparatus, and method of controlling a flash apparatus A flash apparatus or an image capture apparatus includes a charging unit, configured to boost a voltage of an electric source and a control unit, configured to calculate the sum of the light emission amount within a predetermined period of time. The control unit red... | 04/15/2008 |
| 7274808 | Imaging system and apparatus for combining finger recognition and finger navigation An imaging system for imaging a fingerprint operates in at least two different modes to provide both finger recognition and finger navigation applications. A light source illuminates a swipe interface having an elongated sensing area upon which a user swipes a finge... | 09/25/2007 |
| 7272304 | Image sensing device and control method thereof An image sensing device allows to shoot an image using correct object distance information and light emitting amount when the main light emitting amount upon shooting an object image is calculated by making the pre-light emission after the auto-focusing process. Whe... | 09/18/2007 |
| 7254157 | Method and apparatus for generating a phase locked spread spectrum clock signal A method of and apparatus for generating a spread spectrum clock signal on an integrated circuit are provided. A target frequency generated by a ring oscillator can be modulated by varying a supply voltage to the ring oscillator, thereby changing the target frequenc... | 08/07/2007 |
| 7212243 | Image pickup device with automatic and manual exposure control modes for image signal and image display to display an image based on an image signal obtained in automatic or manual exposure control An image pickup device designed to always ensure improved facility with which an object is recognized even in a manual exposure control mode. The image pickup device includes an exposure control device capable of being selectively set in one of an automatic mode and... | 05/01/2007 |
| 7184658 | Automatic flash switching rotational strobe frame In the realm of professional photography, and those amateur wanting professional results, when photographing people, the illumination devices must be located directly above and on the centerline of the camera lens. This is the desired effect as not to have shadows b... | 02/27/2007 |
| 7133571 | Automated cropping of electronic images The present invention relates to the automated and semi-automated cropping of electronic images, and in particular to an apparatus and a method of using an electronic camera to capture and crop such electronic images. An electronic imaging processing device (1 | 11/07/2006 |
| 7106007 | Flashlight lamp circuit with automatic light adjustment A flashlight lamp circuit with automatic light adjustment includes a flashlight charging unit for controlling charging of a main capacitor, a flashlight activation unit activating the flashlight lamp to project a flashlight on the photographed object according to a ... | 09/12/2006 |
| 7098945 | Electronic camera apparatus An electronic camera apparatus reads out, from an image sensing device, an image signal which represents a color image constructed by a number of pixels to which predetermined colors are assigned and has pieces of luminance information with analog values representin... | 08/29/2006 |
| 6909419 | Portable microdisplay system An active matrix color crystal display has an active matrix circuit, a counterelectrode panel and an interposed layer of liquid crystal. The active matrix display is located in a portable microdisplay system that has a display computer that generates images to be di... | 06/21/2005 |
| 6788892 | Strobe light-emission control apparatus When a strobe flash is not emitting light, a photoreception current that is output from a phototransistor is detected and correction current corresponding to amount of extraneous light is produced by a voltage-controlled current source. Further, a light-emission con... | 09/07/2004 |
| 6724987 | Lens-fitted photo film unit with electronic flash device A lens-fitted photo film unit includes a flash emitter for emitting flash light toward a photographic object in flash photography. A flash amount control circuit quenches flash emission of the flash emitter when a value of integration of light reflected by the objec... | 04/20/2004 |
| 6724988 | Lens-fitted photo film unit having aperture stop device A lens-fitted photo film unit is pre-loaded with photo film. A photometric circuit measures object brightness of a photographic object, and determines which of high brightness or low brightness the object brightness is according to comparison with a predetermined re... | 04/20/2004 |
| 6684028 | Camera apparatus, control method thereof and program A camera apparatus, which performs a preliminary light emission before a main light emission for a photograph, comprising a photoelectric conversion part which output a photoelectric conversion data which corresponds to an incident luminous flux through a... | 01/27/2004 |
| 6597866 | Camera for taking a picture in a good focus condition A camera uses a program shutter as a shutter device. When an exposure value becomes larger than EV9, a stop of the camera is closed down so as to increase an f-number. In a case that the camera is loaded with a photographic film having film sensitivity of... | 07/22/2003 |
| 6535692 | Camera with built-in electronic flash and electronic flash device A camera with a built-in electronic flash device, includes: a photographing lens; an aperture stop; an electronic flash emitting portion; a light receiving element for receiving light reflected on a photographic object which has been emitted by the flash ... | 03/18/2003 |
| 6389232 | Method and apparatus for controlling exposure of camera An exposure control method and apparatus for a camera having a two-area divided brightness measurement system. A central light value is determined based on a central area brightness of a photographic scene, and a peripheral light value is determined based... | 05/14/2002 |
| 6160960 | Image pick-up apparatus An image pick-up apparatus includes: an image pick-up device for picking up an object image by converting the object image to an electric image signal; an image pick-up optical system having a variable aperture capable of changing an aperture value when a... | 12/12/2000 |
| 6154612 | Electronic flash control device A flash control device for a camera includes a light emission unit which emits light to illuminate a subject to be imaged by the camera, a preliminary light emission control unit which causes the light emission unit to emit light during a preliminary ligh... | 11/28/2000 |
| 6118944 | Flashlight control apparatus A flashlight control apparatus having a device for emitting flashlight towards a subject and a device for receiving the light reflected from the subject through a photographing lens. An output is generated which corresponds to the received light which is ... | 09/12/2000 |
| 6055379 | Flash device, camera, and camera system composed of flash device and camera body A flash device having a flash bracketing function includes a setting device for setting a flash bracketing operation, and a control circuit for, when a camera connected to the flash device is of a type having the flash bracketing function, outputting info... | 04/25/2000 |
| 6009282 | Built-in flash camera When a sensitivity of film used for photographing is less than a predetermined sensitivity, or when an external light brightness measured by a photometry means is more than a predetermined brightness, a strobe exposure is controlled to decrease gradually ... | 12/28/1999 |
| 5892987 | Flash-assisted photographing system and a device for use in the same A flash-assisted photographing system including a camera having a taking lens capable of varying the focal length and a flash is provided with a light receiving unit having a plurality of receiving areas operable to separately receive light reflected by d... | 04/06/1999 |
| 5881326 | Shutter apparatus and camera apparatus A shutter apparatus is provided wherein openings for defining a secondary aperture are formed in respective shutter blades, such that an amount of light transmitted through the secondary aperture is detected, and the drive force for driving the shutter bl... | 03/09/1999 |
| 5839005 | Flash photographing system In a flash photographing system having a light receiving circuit arranged to receive a reflected light from an object caused by a light flux emitted from a flash tube and controlling the amount of flash light emission according to the amount of light thus... | 11/17/1998 |
| 5774747 | Method and apparatus for controlling exposure of camera An exposure control method and apparatus for a camera having a two-area divided brightness measurement system. A central light value is determined based on a central area brightness of a photographic scene, and a peripheral light value is determined based... | 06/30/1998 |
| 5749002 | Chromatic balancer for flash cameras A chromatic balancer determines an optimal chromatic balance between strobe illumination and light illumination during balance synchro photography. A photometric detector measures the amount of light from one or more regions in the scene to be photographe... | 05/05/1998 |
| 5606392 | Camera using calibrated aperture settings for exposure control A camera includes a mechanically-controlled aperture mechanism providing two or more aperture sizes for regulation of the intensity of image light gathered by the camera, a storage device for storing aperture calibration data corresponding to the measured... | 02/25/1997 |
| 5579081 | Camera with built-in electronic flash An ever-flash exposure control system for a built-in flash camera regulates a triggering time T1 from the commencement of gradual opening of a program shutter at which an electronic flash is triggered and a flash duration time T2 for which the electronic ... | 11/26/1996 |
| 5504554 | Automatic light emission control system for electronic flash An automatic light emission control system separately compensates the flashlight emission of each of a plurality of electronic flashes. A camera generates a first signal in synchronism with the opening of a shutter and generates a second signal when a TTL... | 04/02/1996 |
| 5499075 | Photometric apparatus for a camera A photometric apparatus of a camera for carrying out a multi-segmented photometry by receiving object light reflected at a film or the shutter includes a plurality of photometric elements which are disposed at positions to respectively receive reflected l... | 03/12/1996 |
| 5450162 | Photo-taking apparatus capable of making a photograph with flash by a flash device A flash modulation control apparatus in a camera having a photo-taking lens and a flash device mounted thereon comprises a photographing mode setting device for setting a photographing mode in which optimal exposure is obtained in conformity with an objec... | 09/12/1995 |
| 5422702 | TTL auto flash control device This specification discloses a TTL auto flash control device for a camera capable of effecting TTL multiple-flash control in which preliminary flashing is effected before exposure and the quantity of flashlight of main flashing during exposure is controll... | 06/06/1995 |
| 5311244 | Exposure control device for a camera An exposure control device for a camera comprising; first means for measuring light from a central area of an object field, said first measuring means including a plurality of means for receiving light from different portions within the central area, resp... | 05/10/1994 |
| 5239336 | Camera and system of camera and electronic flash device A camera system includes a camera having a focal plane shutter and an electronic flash device cooperable with the camera. The flash device, which emits light repetitively, has two operating modes. In a first mode, a light emission start signal is synchron... | 08/24/1993 |
| 5164758 | Exposure control apparatus of camera having an automatic exposure bracket drive mode An exposure control apparatus of a camera includes a first switch which can select a plurality of drive modes including an auto-exposure bracket mode (AEB mode), a second switch which issues signals when operated, a third switch which can modify an exposu... | 11/17/1992 |
| 5130737 | Flash bracket photographing apparatus for a camera A bracket photographing apparatus for a camera system using a flash light unit. In a flash bracket photographing, a series of photographs (frames) are taken with the film exposure differing between the frames, where the exposure difference is caused by a ... | 07/14/1992 |
| 5115169 | Flash light control circuit An object of the invention is to provide a flash light control circuit by which a flash bulb is controlled to maintain a constant quantity of emitted light at each flash, in order to counter an insufficient exposure of a photographic object, caused by a g... | 05/19/1992 |
