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| Number | Title | Issue Date |
| 8000029 | Lens position detecting device and lens position detecting method A lens position detecting device includes a lens, a lens driver for moving the lens in the optical axis direction, a lens drive command unit for outputting a drive command to the lens driver, a position detector for detecting that the lens is located at a predetermi... | 08/16/2011 |
| 7864447 | Image processor allowing shooting at close range An image processor includes a zoom lens for performing optical zooming by moving in a first range, an imaging unit for converting an object image obtained via a zoom lens into an image signal, and an electronic zooming unit for performing an electronic zooming opera... | 01/04/2011 |
| 7852568 | Lens position control apparatus, imaging apparatus, and control method It is provided an imaging apparatus including a plurality of motors configured to be driven to move lenses in synchronous with a drive pulse, a position detection unit configured to detect one of positions of the lenses moved by the driving of the plurality of motor... | 12/14/2010 |
| 7777968 | Photographing lens driving control apparatus A photographing lens driving control apparatus includes a plurality of lens groups constituting a zooming optical system including a lens group (1A) on an object side and a lens group (1B) on an imaging side, a plurality of tens driving device (4 | 08/17/2010 |
| 7755850 | Lens apparatus and lens system A lens apparatus includes an optical lens unit including a movable lens portion, a drive unit configured to drive the movable lens portion, a control unit configured to control the drive unit, a difference calculation unit configured to calculate a difference betwee... | 07/13/2010 |
| 7710661 | Optical apparatus An optical apparatus includes a magnification-varying lens, a controller configured to control an actuator, and to move the magnification-varying lens; and a temperature detector configured to detect a temperature of the optical apparatus, wherein the controller set... | 05/04/2010 |
| 7697218 | Lens control apparatus, lens barrel, imaging apparatus, and optical apparatus A lens control apparatus includes a temperature detection unit configured to detect a temperature near a zoom lens and a focus lens, a zoom lens drive unit configured to drive the zoom lens, and a controller configured, if it is determined that a current temperature... | 04/13/2010 |
| 7633687 | Linear micro motor The present invention relates to a linear micro motor having an forward and backward reciprocating motion. The linear micro motor includes at least two actuators which can be a scratch drive actuator (SDA), a bounce drive actuator (BDA) or a combination thereof. To ... | 12/15/2009 |
| 7616387 | Motor drive controller for controlling movement and stop by motor and camera apparatus A control section acquires a stop target position where a stop target lens should be stopped from a zoom tracing table according to zoom operation. Next, a motor driver is controlled to drive a DC motor of a lens unit. Comparison is made between a current state and ... | 11/10/2009 |
| 7483219 | Imaging apparatus and driving method of its imaging optical system An imaging optical system is configured with a first lens group disposed on a first optical axis and capturing a luminous flux from a subject along the first optical axis, a prism that folds the luminous flux passed through the first lens group toward a direction al... | 01/27/2009 |
| 7405888 | Image taking apparatus An image taking apparatus is provided with a lens driving unit that includes a magnetic shaft in which the S pole and the N pole are alternately aligned in a longitudinal direction of the shaft. The lens driving unit also includes a first lens holding frame that hol... | 07/29/2008 |
| 7388720 | Imaging apparatus A lens-controlling device controls a first lens unit which moves for zooming and a second lens unit which moves for correcting the displacement of an image plane caused by zooming and for focusing. The lens-controlling device includes a memory which stores data for ... | 06/17/2008 |
| 7379248 | Image processor allowing shooting at close range An image processor includes a zoom lens for performing optical zooming by moving in a first range, an imaging unit for converting an object image obtained via a zoom lens into an image signal, and an electronic zooming unit for performing an electronic zooming opera... | 05/27/2008 |
| 7365922 | Optical devices An optical device. A lens module is movably disposed in a lens housing. A drive mechanism is connected to the lens module, driving the lens module along an optical axis of the lens module. A brake mechanism is disposed between the lens housing and the lens module an... | 04/29/2008 |
| 7362512 | Lens apparatus and image-pickup apparatus A lens apparatus mounted to a camera including an image-pickup element, including: a focus lens means movable in an optical axis direction for focusing; a zoom lens unit; a zoom detector; an aperture-stop device; a stop-value detector; a splitting optical unit; a fo... | 04/22/2008 |
| 7355646 | Drive control apparatus for driving magnification-varying lens unit to wide-angle end or telephoto end when switching from AF mode to MF mode A drive control apparatus has a controller which operates in a first mode carrying out auto focusing control and a second mode not carrying out auto focusing control and carries out control so as to drive forcibly a magnification-varying lens unit to a wide-angle en... | 04/08/2008 |
| 7330317 | Lens system and image capturing apparatus A lens system 3 is provided with a plurality of lens units including a first lens unit 9, and has a condition changing structure 6 that is capable of changing the condition of the first lens unit 9 without changing the position of the fir... | 02/12/2008 |
| 7330212 | Drive controller of lens apparatus A drive controller of a lens apparatus including a first lens unit movable to perform manual focus and a second lens unit disposed closer to an image than the first lens unit. The drive controller includes a detection device detecting a focal state of the lens appar... | 02/12/2008 |
| 7294950 | Electrostatic actuator, electrostatic actuator driving method electromechanical transducer, and electromechanical transducer driving method An electrostatic actuator includes a stator having an electrode substrate, a movable unit having a movable element and an electrode arranged opposite to the electrode substrate, a plurality of first operation modules each of which issues an operation command for rea... | 11/13/2007 |
| 7295390 | Lens actuating device, camera module and portable electronic equipment Power from a focusing motor (14) is transmitted via a gear (35a) to a focusing lead screw (15) so that a first lens holder (4) is moved in a direction of an optical axis. Power from a zooming motor (10) is transmitted via a ... | 11/13/2007 |
| 7274320 | Analog/digital converting device The present invention provides a widely general-purpose A/D converting device. The A/D converting device comprises multiple signal conversion units each of which include: an A/D converter for converting an input analog signal into a digital signal with a predetermin... | 09/25/2007 |
| 7265914 | Lens device and photographing apparatus including the same In a lens device, when a lens is subjected to speed control and when initialization in which an absolute position of the lens is initialized after a power supply is turned on is completed, the lens is returned to a position before the lens is initialized. ... | 09/04/2007 |
| 7253843 | Dual mode signal processing apparatus and method using a picture-in-picture (PIP) mode The present invention relates to a dual mode signal processing apparatus using a picture-in-picture (PIP) window. In particular, the present invention relates to a display apparatus and a function switching apparatus that display two views for DSPs performing differ... | 08/07/2007 |
| 7224536 | Imaging device having a rotatable optical element An imaging device includes a rotatable optical element rotated stepwise only in a forward direction to produce a specific photographic effect; a manual operation device which selectively generates a forward rotation signal indicating a number of angular steps of the... | 05/29/2007 |
| 7170692 | Mechanical cam type zoom lens device A mechanical cam type zoom lens device includes a movement position detector detecting movement positions of focus and zoom lenses moved by respective drivers, a reference compensation value calculating unit setting a plurality of zooming positions for a zoom lens w... | 01/30/2007 |
| 7145738 | Driving mechanism for a camera lens A camera lens drive mechanism includes a lens cylinder, and the lens hollow is able to fit over a lens. A conductor coil is wound around an outer surface of the lens cylinder, and a coil spring is surrounding the lens hollow cylinder. A magnetic body is opposite to ... | 12/05/2006 |
| 7145733 | Projector and exposure adjustment method The CPU 120 acquires zoom level sent by the zoom lens position detector 122, and on the basis of the acquired zoom level calculates a exposure target value depending on the particular zoom level. The CPU 120 establishes in the imaging controller... | 12/05/2006 |
| 7116502 | Optical apparatus An optical apparatus is disclosed which can control a position of a driven member with precision using a simple control algorithm. The optical apparatus includes an actuator, a driven member, a transmission mechanism for transmitting a driving force from the actuato... | 10/03/2006 |
| 7116492 | Imaging apparatus A lens-controlling device controls a first lens unit which moves for zooming and a second lens unit which moves for correcting the displacement of an image plane caused by zooming and for focusing. The lens-controlling device includes a memory which stores data for ... | 10/03/2006 |
| 7099089 | Zoom lens control apparatus, zoom lens system, and image-taking system A control apparatus of a zoom lens is disclosed which automatically and accurately performs flange focal distance adjustment with a simple structure in a zoom lens of a rear focus type. The control apparatus comprises a memory which stores in-focus position data of ... | 08/29/2006 |
| 7099088 | Lens drive mechanism A lens drive mechanism includes a rotatable lead screw driven to rotate about an axis thereof, the axis extending parallel to an optical axis of a lens group; a non-rotatable guide shaft which extends parallel to the rotatable lead screw; a nut member made of synthe... | 08/29/2006 |
| 7095566 | Drive controller for lens apparatus A drive controller for a lens apparatus including a first lens unit which moves for changing magnification and a second lens unit which moves to prevent an image plane variation in response to the first lens unit moving to change the magnification. The drive control... | 08/22/2006 |
| 7068442 | Lens apparatus and image-taking apparatus A lens apparatus which is easy to assemble, provides high strength at the flange portion, and achieves high degree of design freedom, too, is disclosed. The lens apparatus comprises first and second members. The first member has a guide portion to guide the member s... | 06/27/2006 |
| 7064904 | Image processor allowing shooting at close range An image processor includes a zoom lens for performing optical zooming by moving in a first range, an imaging unit for converting an object image obtained via a zoom lens into an image signal, and an electronic zooming unit for performing an electronic zooming opera... | 06/20/2006 |
| 7057651 | Digital camera having an electronic zoom function A determination is made as to whether or not the magnification set for image sensing is greater than the upper limit of the optical finder. When the set magnification is greater, the original image is subjected to a thinness process, the LCD is automatically turned ... | 06/06/2006 |
| 7027233 | Closed-loop focal positioning system and method A closed-loop focusing system and method positions a focusing assembly to a desired positioned. A feedback positioning device, such as a linear encoder, provides an actual or “read” value for the linear movement of the focusing assembly. The desired position is ... | 04/11/2006 |
| 7016123 | Lens apparatus and image taking apparatus A lens apparatus which enables to reduce size is disclosed. The lens apparatus has a first member which is movable in the optical axis direction and holds a first lens unit; a second member which holds a second lens unit and the first member; a first motor which is ... | 03/21/2006 |
| 7016122 | Imaging apparatus A lens-controlling device controls a first lens unit which moves for zooming and a second lens unit which moves for correcting the displacement of an image plane caused by zooming and for focusing. The lens-controlling device includes a memory which stores data for ... | 03/21/2006 |
| 7009781 | Zoom lens mechanism partly foldable and retractable A zoom lens mechanism foldable and retractable to be used in a digital still camera to control zooming of the zoom lens uses programmed data written in a micro controller unit (hereinafter referred to as MCU) instead of the conventional cylindrical grooved cams that... | 03/07/2006 |
| 7006139 | Image pickup apparatus with focusing lens control device A lens control apparatus and an image pickup apparatus each of which, during a magnification varying operation in an inner focus type of lens system, predicts a destination position to be reached by a variator lens after a predetermined time period, calculates a spe... | 02/28/2006 |
