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US20120243858 AUTOFOCUS SYSTEM  
In an autofocus system, a focus measurement unit receives an image, and accordingly generates an associated focus value. A focus transform unit receives and then transforms the focus value...
US20120008038 ASSISTING FOCUSING METHOD FOR FACE BLOCK  
An assisting focusing method is applicable in an image capture device having an auto focusing (AF) procedure. The AF procedure has a preset sampling interval. The assisting focusing method...
US20060127080 Digital single-reflex camera  
When a selector button is pressed in optical viewfinder mode, a display in live view mode is started. If the metered light value, measured focus detection result, and position information stored...
US20110150448 POWER SAVING AUTOFOCUSING CAMERA MODULE AND POWER SAVING METHOD  
Provided is a power saving-type autofocusing camera module and a power saving method, an auto focusing power saving-type camera module of the present disclosure, including a control part setting a...
US20120051730 AUTO-FOCUS CONTROL USING IMAGE STATISTICS DATA WITH COARSE AND FINE AUTO-FOCUS SCORES  
Techniques are provided for determining an optimal focal position using auto-focus statistics. In one embodiment, such techniques may include generating coarse and fine auto-focus scores for...
US20100027983 System and method for manual selection of multiple evaluation points for camera control  
A method and system for additively, manually sequentially or manually in parallel, selecting multiple points or regions of interest in the analog or digital viewfinder of a photo or video camera...
US20120062786 FOCUS ADJUSTMENT APPARATUS  
A focus adjustment apparatus includes a diaphragm aperture adjustment unit configured to adjust a diaphragm aperture area of a photographic lens, a focus detection unit configured to detect a...
US20080145043 Image-taking apparatus  
Disclosed herein is an image-taking apparatus including, a image pickup device, an optical viewfinder, focusing controlling means, display controlling means, setting means, and alarming means.
US20090115886 AUTO-FOCUS METHOD AND DIGITAL CAMERA  
An auto-focus method for camera is provided. First, a digital signal processor sets a first parameter p and a second parameter q. An image capture unit captures an only image. Then, the digital...
US20120170922 AUTOFOCUS CALIBRATION FOR LONG LENSES  
A method for calibrating a focus point for a camera lens may include capturing a reflection of a focus point measuring device that is affixed to the camera. The method may include evaluating a...
US20070196092 Imaging lens position control device  
An imaging lens position control device includes a video signal acquisition unit, a contrast information acquisition unit, and a first imaging focus lens position decision unit. The first imaging...
US20080056701 Systems and methods of automatically selecting a focus range in cameras  
Systems and methods of automatically selecting a focus range in cameras are disclosed. In an exemplary implementation, a method for selecting a focus range to auto-focus a camera may include...
US20130322862 METHOD AND DIGITAL CAMERA HAVING IMPROVED AUTOFOCUS  
The present disclosure provides a multi-lens device and method having improved autofocus. The method comprises: determining from a first focus value and second focus value whether a focus distance...
US20080205870 Photographing apparatus and focusing control method  
A photographing apparatus comprises: a photographing device which takes an image of a subject; a focusing control device which controls the focusing status of the photographing device in response...
US20080069553 PREDICTIVE FOCUS VALUE CALCULATION FOR IMAGE CAPTURE DEVICES  
Techniques are described for predictive focus value calculation within image capture devices. Image capture devices may include digital still cameras and digital video cameras. The techniques...
US20090202235 AUTO-FOCUS CALIBRATION FOR IMAGE CAPTURE DEVICE  
The disclosure relates to techniques for calibration of an auto-focus process in an image capture device. The techniques may involve calibration of a lens actuator used to move a lens within a...
US20090295981 IMAGE SENSING APPARATUS AND CORRECTION METHOD  
An image sensing apparatus comprises an image sensor, a driving unit that drives the image sensor so as to output electrical signals through multiple readout modes including at least a full pixel...
US20090116830 IMAGING APPARATUS AND METHOD FOR CONTROLLING THE SAME  
An imaging apparatus includes an object information holding unit to hold a size of a predetermined object included in a subject; an imaging unit to convert incident light from the subject to a...
US20150168814 INTERCHANGEABLE LENS, CAMERA BODY, AND ELECTRONIC DEVICE  
An interchangeable lens to be detachably attached to a camera body, that includes a holding unit at which a plurality of contacts is arranged, the interchangeable lens includes: a first...
US20130322863 CAMERA AND AUTO-FOCUSING METHOD OF THE CAMERA  
A camera includes a depth-sensing lens, an auto-focusing apparatus, and a display screen. In an auto-focusing method of the camera, a focusing position of the depth-sensing lens is determined when...
US20070152062 Method and system for automatically focusing a camera  
A method and system for automatically focusing an image received by an image capturing unit (100) relative to a target is disclosed. The target is present in a sequence of one or more scanned...
US20110188844 DIGITAL PHOTOGRAPHING APPARATUS, METHOD OF CONTROLLING THE SAME, AND A COMPUTER-READABLE MEDIUM STORING PROGRAM TO EXECUTE THE METHOD  
Provided are a digital photographing apparatus, a method of controlling the same, and a computer-readable medium for storing a program for executing the method. In the method of controlling a...
US20100254690 AUTOFOCUS SYSTEM  
An autofocus system includes: an image pickup unit that takes a subject image formed by an optical system; a target subject detection unit that detects a target subject, which is previously...
US20150125140 DRIVE APPARATUS, DRIVE METHOD, AND OPTICAL DEVICE  
Noise produced during phase-difference changes is minimized without decreasing the responsiveness of a vibration-wave motor. A lens-side MCU (15) for a lens barrel (10) controls a drive apparatus...
US20080273869 Method and apparatus for auto-focusing in image sensor  
For auto-focusing of a focusing lens within an image sensing system, an N-bin luminance histogram is generated by a digital signal processor from an image. A microprocessor determines a type of...
US20080205871 FOCUS DETECTION DEVICE FOR IMAGE FORMING OPTICAL SYSTEM, IMAGING APPARATUS, AND FOCUS DETECTION METHOD FOR IMAGE FORMING OPTICAL SYSTEM  
A focus detection device for an image forming optical system comprises a micro-lens array constituted with a plurality of two-dimensionally arrayed micro-lenses, a light-receiving element array...
US20070286589 IMAGING APPARATUS, IMAGING APPARATUS CONTROL METHOD, AND COMPUTER PROGRAM  
An imaging apparatus includes a face detecting unit that detects a face area from an input image inputted in the imaging apparatus and a control unit that executes a focus operation according to...
US20100150539 FOCUS ADJUSTMENT DEVICE, IMAGING DEVICE AND FOCUS ADJUSTMENT METHOD  
A focus adjustment device includes an image sensor that includes imaging pixels for capturing an image formed via an imaging optical system and focus detection pixels for detecting a focus...
US20080252773 IMAGE PICKUP APPARATUS, FOCUSING CONTROL METHOD AND PRINCIPAL OBJECT DETECTING METHOD  
In a digital still camera, an image is picked up by detecting object light from a lens system having a focus lens. A region of a human face is detected within the image by image analysis thereof....
US20090185799 IMAGING APPARATUS AND LENS APPARATUS  
An imaging apparatus to which a lens apparatus is detachably attached includes an image sensor configured to generate an image signal by photoelectrically converting an object image, a first...
US20120008929 HALL-EFFECT BASED LINEAR MOTOR CONTROLLER  
A linear motion control device for use in a linear control system is presented. The linear motion control device includes a coil driver to drive a coil that, when driven, effects a linear movement...
US20100195998 Imaging device and focal point detector  
A focal point detector includes: a condenser lens for transmitting a light image from an optical system; and a distance measurement sensor group for receiving a luminous flux which has passed...
US20130094844 CAMERA MODULE HAVING AUTO-FOCUS APPARATUS  
The present invention discloses a camera module having an auto-focus apparatus including: a piezoelectric actuator for generating a force for moving a driven member; a rod connected to the...
US20120294598 EXCHANGEABLE LENS AND CAMERA BODY  
An exchangeable lens includes: a mount unit at which a camera body is detachably engaged; a plurality of drive target members, conditions of which change as a drive force is applied thereto; an...
US20120082444 CAMERA SYSTEM AND CAMERA BODY  
A camera system having a camera body and an interchangeable lens is made more convenient to use. A camera system 1 includes an interchangeable lens unit 2 and a camera body 3. A body microcomputer...
US20120051731 FOCUSING METHODS AND APPARATUS, AND RECORDING MEDIA FOR RECORDING THE METHODS  
Focusing methods, apparatus, and computer-readable recording media having recorded thereon the focusing methods are disclosed. In an example focusing method, a focus evaluation value is divided...
US20120076482 CAMERA SYSTEM  
In a camera system according to the present invention, a lens controller obtains an exposure synchronizing signal that is generated by a camera controller from a camera body, causes a...
US20100254691 ELECTRONIC CAMERA  
An electronic camera includes an imaging device. The imaging device includes an imaging surface capturing an object scene through a focus lens, and produces an object scene image in a designated...
US20100209094 FOCUS ADJUSTING APPARATUS AND FOCUS ADJUSTING METHOD  
There are provided a focus adjusting apparatus and method in which a look of an image plane can be improved when an object area to be focused in the image plane is judged and focused prior to...
US20100158496 SYSTEM AND METHOD FOR FOCUSING A CHARGE COUPLED DEVICE LENS ON A SELECTED SURFACE OF AN OBJECT  
A positioning system and method for focusing a charge coupled device (CCD) lens on a selected surface of an object to be measured is provided. The positioning system and method moves the CCD lens...
US20100103281 AUTO-FOCUS TECHNIQUE IN AN IMAGE CAPTURE DEVICE  
Multiple sets of pixel values representing a captured image of a scene are received, with each set representing an image captured with a corresponding degree of focus. An image processor may...
US20170034420 EXCHANGEABLE LENS AND CAMERA BODY  
An exchangeable lens includes: a mount unit at which a camera body is detachably engaged; a plurality of drive target members, conditions of which change as a drive force is applied thereto; an...
US20170003573 SYSTEMS AND METHODS FOR AUTOFOCUS TRIGGER  
Method and systems for autofocus triggering focusing are disclosed herein. In one example, a system may include a lens, a memory component configured to store lens parameters of the lens and...
US20160252797 DRIVE APPARATUS, DRIVE METHOD, AND OPTICAL DEVICE  
Noise produced during phase-difference changes is minimized without decreasing the responsiveness of a vibration-wave motor. A lens-side MCU for a lens barrel controls a drive apparatus that...
US20140255017 LIGHT-EMITTING ELEMENT DRIVING APPARATUS, CONTROL METHOD OF THE SAME, OPTICAL ENCODER, AND CAMERA  
A light-emitting element driving apparatus comprising a light-emitting element, a driving unit including a control terminal for driving the light-emitting element based on a potential of the...
US20140139723 METHOD FOR AUTOMATICALLY FOCUSING ON SPECIFIC MOVABLE OBJECT, PHOTOGRAPHIC APPARATUS INCLUDING AUTOMATIC FOCUS FUNCTION, AND COMPUTER READABLE STORAGE MEDIUM FOR STORING AUTOMATIC FOCUS FUNCTION PROGRAM  
A method capable of performing an automatic focus function upon a specific movable object in a real-time manner, the method being applicable to a photographic apparatus with the automatic focus...
US20130308933 LENS APPARATUS AND IMAGE PICKUP SYSTEM  
A lens apparatus detachable from an image pickup apparatus includes a focus lens, a driver configured to drive the focus lens, a first position detector configured to detect a position of the...
US20130308932 LENS BARREL AND CAMERA SYSTEM CAPABLE OF CORRECTING TRACKING DATA AND CAMERA SYSTEM  
A lens barrel includes a moving lens unit that moves in accordance with a zooming operation, a focus lens that moves to correct an image plane variation caused by a movement of the moving lens...
US20120301126 INTERCHANGEABLE LENS  
An interchangeable lens to be removably attached to a camera body, includes: a receiving device that receives predetermined control data from the camera body through a first transmission path; a...
US20120237194 IMAGING SYSTEM, CAMERA BODY AND INTERCHANGEABLE LENS  
An imaging system includes an interchangeable lens and a camera body. The camera body includes a main body controller operable to transmit a reference signal for providing a reference of a driving...
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