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| Number | Title | Issue Date |
| 8447178 | Image pickup apparatus and method for controlling image pickup apparatus The image pickup apparatus includes an image production unit producing an image by using an output signal from an image pickup unit, a size detection unit detecting a size of a specific object in the image, a zoom control unit performing auto zoom control that autom... | 05/21/2013 |
| 7899316 | Lens controller The present invention provides a lens controller which electrically controls a focus and a zoom of a taking lens, the lens controller comprising: an AF control device which automatically controls the focus of the taking lens so that a given subject imaged by the tak... | 03/01/2011 |
| 7639935 | Zoom control A device may establish a distance of a device from a reference object. The device may also determine a difference or change in the distance, obtain a zoom value based on the difference or change, and zoom in or out on a view based on the zoom value. ... | 12/29/2009 |
| 7430369 | Image capture apparatus and control method therefor An image capture apparatus, such as a digital camera or a digital still camera, is capable of easily capturing an optimal image by determining a state of a subject via image processing during capturing, and executing re-capturing or giving a warning to prompt re-cap... | 09/30/2008 |
| 7355649 | Image sensing apparatus cleaning operation and control method of said cleaning operation Image sensing apparatus having an image sensing element for sensing an object of shooting is provided. According to one aspect of the invention, when a cleaning mode is designated and executed to remove a foreign substance in the neighborhood of and on the image sen... | 04/08/2008 |
| 7113209 | Image taking apparatus capable of optically and electrically changing magnification of taken images An apparatus, a control method, and a control program which permit a first change operation of optically changing magnifications of a taken image and a second change operation of changing the magnifications by signal processing and in which a predetermined restricti... | 09/26/2006 |
| 7062162 | Image taking apparatus capable of optically and electrically changing magnification of taken images An apparatus, a control method, and a control program which permit a first change operation of optically changing magnifications of a taken image and a second change operation of changing the magnifications by signal processing and in which a predetermined restricti... | 06/13/2006 |
| 6996340 | Automatic photography system Photography is automatically performed when a subject assumes expressions or poses that are considered to be desirable. Shapes that represent facial expressions of human subjects are repeatedly extracted from images, which are being imaged by a camera. Degrees of ma... | 02/07/2006 |
| 6483993 | Face image photographing apparatus and face image photographing method In this invention, a camera position display portion for displaying the position of a camera at which a to-be-photographed person looks at the time of photographing by the camera, a confirming process display portion for displaying "wait for photographing... | 11/19/2002 |
| 6385399 | Optical apparatus and shooting system including zoom function having electrical operation mode and other mode An optical apparatus includes a first movable optical member, a second movable optical member, different from the first optical member, and a driving mechanism engaged with the second optical member, and operable in a first operation mode, in which the se... | 05/07/2002 |
| 6115067 | Apparatus for maintaining object image size during zooming An image processing apparatus for maintaining image size in the course of zooming comprises an input part for inputting an image signal and focusing the image in an image plane, a detection part for setting a detection area and detecting a motion vector o... | 09/05/2000 |
| 5842056 | Image magnification control device for a camera An image magnification control device for a camera having a photographic lens. A distance "X0" between a rear focal point of said photographic lens and an image taking plane of the camera is detected. Additionally, a defocusing amount "dx" corresponding t... | 11/24/1998 |
| 5768635 | Image magnification control device for a camera An image magnification control device for a camera having a photographic lens. The image magnification control device includes a first detector that functions to detect a focal length "f0" of the photographic lens. A distance "X0" between a rear focal poi... | 06/16/1998 |
| 5752098 | Auto focussing method and device A zoom optical system (25) is associated with an image sensor (46), which is disposed behind the zoom optical system for picking up an object (6). The zoom optical system is focussed by use of a photoelectric signal from the image sensor. In a setup mode,... | 05/12/1998 |
| 5740475 | Image magnification control device for a camera An image magnification control device for a camera having a photographic lens. A defocus amount "dx" of an object is detected by analyzing a light that passed through the photographic lens. A control focal length "f1" required to maintain an image magnifi... | 04/14/1998 |
| 5678072 | Image magnification control device for a camera An image magnification control device for a camera. Control focal length required to maintain an image magnification constant is computed based upon defocus information detected by analyzing a light that passes through a photographic lens. In case a focal... | 10/14/1997 |
| 5617173 | Camera system having power zoom lens A camera system having a power zoom lens and an automatic focusing device, comprising a zoom motor for zooming the power zoom lens, a focal length detecting device for detecting a focal length of the power zoom lens, an object distance detecting device fo... | 04/01/1997 |
| 5541702 | Image magnification control device for a camera An image magnification control device for a camera. Control focal length required to maintain an image magnification constant is computed based upon defocus information detected by analyzing a light that passes through a photographic lens. In case a focal... | 07/30/1996 |
| 5485239 | Camera incorporating an auto-zoom function A camera incorporating an auto-zoom function made operative when a photographer holds both a camera body and a lens barrel.... | 01/16/1996 |
| 5379084 | Camera having a zoom optical system In a camera according to the present invention, a driving source is driven using a zoom switch to adjust a focal distance value of a zoom optical system. In the meantime, a range finding unit measures a range to a subject. After zooming by means of the zo... | 01/03/1995 |
| 5357308 | Automatic zoom camera and driving method therefor An automatic zoom camera and driving method therefor by which a user can take an optimal photograph, while controlling a zoom operation by synthetically controlling a shading of a picture and a change of colour varied in response to a zoom operation in ac... | 10/18/1994 |
| 5311238 | Zoom lens bearing camera A zoom lens bearing camera comprises a zoom lens having a full-aperture F number which changes as a zoom focal length is changed, the zoom focal length being controllable to a desired value through electrical driving, a ranging unit for measuring a distan... | 05/10/1994 |
| 5289227 | Method of automatically controlling taking exposure and focusing in a camera and a method of controlling printing exposure A scene to be photographed is divided into a plurality of scene divisional areas disposed in a matrix pattern. A plurality of distance measuring points are two-dimensionally disposed in correspondence with the scene divisional areas. A change with time in... | 02/22/1994 |
| 5283607 | Automatic lens control system An image magnification control device for a camera. Control focal length required to maintain an image magnification constant is computed based upon defocus information detected by using a light having passed through a photographic lens. In case focal len... | 02/01/1994 |
| 5255043 | Apparatus for maintaining constant image magnification in a camera system A camera system including a camera body having a focus adjusting mechanism, a photographic lens having a diaphragm adjusting mechanism and a power zoom mechanism incorporated therein, an object distance measuring device, and a drive for driving the focal ... | 10/19/1993 |
| 5196880 | Photographic camera system A camera system which comprises a photo-taking lens assembly of varifocal type including a zooming lens and a focusing lens; a manipulatable member; a zooming drive device for driving the zooming lens during a manipulation of the manipulatable member; a f... | 03/23/1993 |
| 5159377 | Image magnification control device for a camera An image magnification control device for a camera. Control focal length required to maintain an image magnification constant is computed based upon defocus information detected by analyzing a light that passes through a photographic lens. In case a focal... | 10/27/1992 |
| 5159364 | Initial mode setting device for camera There is disclosed a camera equipped with a mode setting device which counts the number of uses of each of plural modes, and sets the most frequently used mode as the initial mode. At the phototaking operation, the camera is set at such most frequently us... | 10/27/1992 |
| 5138354 | Camera having detectors for detecting the photo-taking intention of a photographer A camera equipped with detectors for detecting: a) the photographer is holding the camera grip, and b) the photographer is looking into the viewfinder of the camera. When both are detected, which can be assumed that he is taking a photograph in the near f... | 08/11/1992 |
| 5134525 | Automatic zooming device In an automatic zooming device, an amount of movement of a focusing lens and that of a zooming lens are respectively monitored. When the focusing lens moves, a driving circuit drives the zooming lens to move until the monitored amount of movement of the z... | 07/28/1992 |
| 5122825 | Zoom camera In a zoom camera having a zoom lens including a variator lens, and a driving system for driving the variator lens, the image magnification is computed in accordance with a predetermined program based on the detected object distance, and such a focal lengt... | 06/16/1992 |
| 5113214 | Zoom lens system A zoom lens system in which an angle of view is automatically varied according to camera-to-subject distances so as to be able to provide on a photographing screen a subject which is always constant in size. In the zoom lens system, a focus lens is stoppe... | 05/12/1992 |
| 5093680 | Image magnification control device for a camera An image magnification control device for a camera. Control focal length required to maintain an image magnification constant is computed based upon defocus information detected by analyzing a light that passes through a photographic lens. In case a focal... | 03/03/1992 |
| 5075709 | Camera with a zoom lens A camera with a zoom lens for keeping in focus at a moving (proceeeding to or receding from the lens) object while the lens is zoomed and the magnification of the object is maintained constant. In the process, at every focal length of the zoom lens, the f... | 12/24/1991 |
| 4962400 | Zooming control device for camera There is disclosed a zooming control device for a camera, enabling photographing with a constant magnification of an object, and still avoiding overflowing of an object from the photographed frame in zooming of the lens. The frame is divided into plural a... | 10/09/1990 |
| 4951075 | Zoom camera In a zoom camera disclosed, a memory of an auto-zooming program lines is provided in which a relation between the object distance and the image mangification added with an element of the depth of field is set in a predetermined manner according to each ki... | 08/21/1990 |
| 4942417 | Powered zoom camera In a powered zoom camera, the ratio of the dimension of an object image to a photographic frame is selected by a low speed manual zooming. A photographic magnification at this time is stored. In an automatic zoom mode, the camera is automatically zoomed t... | 07/17/1990 |
| 4878080 | Camera zoom lens automatic magnification apparatus A camera zoom lens automatic magnification apparatus for automatically changing the focal length of a zoom lens wherein distances to at least three points on a subject--at the center, to the left and to the right--in the angle of view are measured by a ra... | 10/31/1989 |
| 4719485 | Automatic follow-up device for camera An automatic follow-up device for a camera is arranged to automatically capture a heat source, such as a human being, within a photographing field on the notion that a moving object to be photographed is often a human being; and to automatically adjust th... | 01/12/1988 |
| 4083057 | Focus size compensation A zoom lens system is shown for use in conjunction with the normal optical elements of an automatic focusing camera to correct the change in magnification which occurs when a lens system focused on a far subject is refocused on a nearer subject or vice ve... | 04/04/1978 |
