Patent application number | Description | Published |
20120134031 | ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME - A zoom lens includes, in order from an object side to an image side, a first lens unit having positive refractive power, a second lens unit having negative refractive power, a third lens unit having positive or negative refractive power, and a rear lens group including one or more lens units, an aperture stop is provided on the image side of the second lens unit. A sum of relative anomalous partial dispersion ΔθgF of materials of negative lenses included in the second lens unit, a sum of power of a negative lens formed of a material having relative anomalous partial dispersion that is equal to or more than an average value of relative anomalous partial dispersion of the materials of the negative lenses included in the second lens unit, and a refractive power of the second lens unit are appropriately set. | 05-31-2012 |
20120229691 | IMAGE PICKUP APPARATUS HAVING LENS ARRAY AND IMAGE PICKUP OPTICAL SYSTEM - An image pickup apparatus ( | 09-13-2012 |
20120250168 | OPTICAL SYSTEM AND OPTICAL APPARATUS HAVING THE SAME - An optical system includes at least one lens unit having a negative refractive power disposed closer to an object side than an aperture portion. The lens unit having a negative refractive power includes at least one positive lens and one negative lens. The ratio between the numbers of positive lenses and negative lenses included in the lens unit having a negative refractive power is appropriately set. The lens unit having a negative refractive power includes a plurality of negative lenses each having an appropriate Abbe number and relative partial dispersion and a positive lens having an appropriate Abbe number. A negative lens having the highest dispersion among the negative lenses is located in an appropriate position. | 10-04-2012 |
20130044256 | IMAGE PROCESSING METHOD, IMAGE PICKUP APPARATUS, IMAGE PROCESSING APPARATUS, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM - An image processing method includes the steps of obtaining an input image that is an image in which information of an object space is obtained from a plurality of points of view using an image pickup apparatus that includes an image pickup element having a plurality of pixels and an imaging optical system, calculating a first position of a virtual imaging plane that corresponds to a specified focus position, setting the virtual imaging plane to a second position that is in a range of a depth of focus of the imaging optical system with reference to the first position so that a maximum value of an apparent pixel pitch that is formed by reconstructing the input image is decreased, and generating an output image in a state where the virtual imaging plane is set to the second position. | 02-21-2013 |
20130057749 | IMAGE PICKUP APPARATUS - An image pickup apparatus includes an imaging optical system, an image pickup element that includes a plurality of pixels, a lens array configured so that a ray from the same position on an object plane enters the pixels different from each other of the image pickup element in accordance with a pupil region of the imaging optical system through which the ray passes, and a controller configured to change an interval between the lens array and the image pickup element in accordance with a variation of a pupil of the imaging optical system. | 03-07-2013 |
20130308035 | IMAGE PICKUP APPARATUS - The image pickup apparatus includes an imaging optical system to cause light rays from an object plane to image on an image side conjugate plane with respect to the object plane, an image sensor including pixels and to photoelectrically convert the optical image, and an optical element array including optical element cells each of which conjugates the image side conjugate plane with the image sensor and which are arranged so as to cause light rays from a same point on the object plane to enter mutually different pixels depending on positions on a pupil plane of the imaging optical system through which the light rays pass. An arrangement pitch of the optical element cells in the optical element array is 25 times or less of an arrangement pitch of the pixels in the image sensor. | 11-21-2013 |
20130329120 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, IMAGE PICKUP APPARATUS, METHOD OF CONTROLLING IMAGE PICKUP APPARATUS, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM - An image processing method is capable of performing a reconstruction for an input image so as to generate a plurality of output images having a plurality of focus positions different from each other, and the image processing method includes the steps of obtaining the input image that is an image containing information of an object space obtained from a plurality of points of view using an image pickup apparatus having an imaging optical system and an image pickup element including a plurality of pixels, and calculating a pixel shift amount of pixels that are to be combined by the reconstruction for a plurality of virtual imaging planes corresponding to the plurality of focus positions. | 12-12-2013 |
20140071305 | IMAGE PICKUP APPARATUS, IMAGE PICKUP SYSTEM, IMAGE PROCESSING DEVICE, AND METHOD OF CONTROLLING IMAGE PICKUP APPARATUS - An image pickup apparatus ( | 03-13-2014 |
20140071313 | IMAGE PROCESSING APPARATUS, IMAGE PICKUP APPARATUS, IMAGE PROCESSING METHOD, AND STORAGE MEDIUM - An image processing apparatus capable of generating a plurality of output images having different focus positions by reconstructing an input image, includes a storage unit storing image pickup condition information, and an image processing unit generating the output image from the input image using the image pickup condition information, and the image processing unit obtains the input image that is information of an object space viewed from a plurality of viewpoints that is obtained via an imaging optical system and an image pickup element having a plurality of pixels, calculates an average pixel value of a pixel group of the input image of the same region, and substitutes each pixel value of the pixel group by the average pixel value, and performs combination such that the pixels substituted by the average pixel value are shifted from each other to generate the output image. | 03-13-2014 |
20140085513 | ZOOM LENS, IMAGE-PICKUP APPARATUS HAVING THE SAME, AND IMAGE PROJECTION APPARATUS HAVING THE SAME - The zoom lens includes, in order from an object side to an image side, a first lens unit having a negative refractive power, a rear unit including one or more lens units, a distance between every adjacent lens units varies during zooming, and an aperture diaphragm on the image side of the first lens unit, a combined focal length of the rear unit at a wide-angle end being positive. One lens unit LG on the object side of the aperture diaphragm is made of a solid material, and includes an optical element GnNL having a negative refractive power and another optical element having a positive refractive power, and the predetermined conditions are satisfied. | 03-27-2014 |
20140293076 | IMAGE PICKUP APPARATUS, IMAGE PROCESSING SYSTEM, IMAGE PICKUP SYSTEM, IMAGE PROCESSING METHOD, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM - An image pickup apparatus ( | 10-02-2014 |
20140368690 | IMAGE GENERATION METHOD, IMAGE GENERATION APPARATUS, PROGRAM, AND STORAGE MEDIUM - An image generation method is provided for generating an output image from an input image acquired by an image sensor that has an array of multiple pixels, each of which has arranged therein multiple sub-pixels that each receive a light beam that passes through a different pupil sub-area of an imaging optical system. The method includes a step of generating multiple parallax images that respectively correspond to the different pupil sub-areas; a step of generating multiple pixel shifted images by performing different shifting for each of the parallax images according to a virtual image forming plane of the imaging optical system; and a step of generating an output image that has a higher resolution than the resolution of the parallax images from the pixel shifted images through composition processing. | 12-18-2014 |
20150055010 | IMAGE PICKUP APPARATUS, METHOD OF CONTROLLING IMAGE PICKUP APPARATUS, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM - An image pickup apparatus includes an imaging optical system, an image pickup element including a plurality of pixels, a lens array configured such that rays from the same position on an object plane are incident on pixels of the image pickup element different from each other depending on a pupil region of the imaging optical system through which the ray passes, an image processing unit configured to perform image processing for the input image acquired by the image pickup element to generate the output images, and a control unit configured to drive the imaging optical system to perform focus control, the image processing unit is configured to acquire information on a refocus control range, and the control unit is configured to perform the focus control based on the information on the refocus control range. | 02-26-2015 |
20150161771 | IMAGE PROCESSING METHOD, IMAGE PROCESSING APPARATUS, IMAGE CAPTURING APPARATUS AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM - The image processing method includes extracting a range block image from an input image produced by image capturing, acquiring a degradation function representing degradation caused in the range block image by the image capturing, acquiring at least one first domain block image from the input image or another image, and applying the degradation function to the first domain block image to produce a second domain block image. The method further includes calculating a correlation between the second domain block image and the range block image, selecting from the at least one first domain block image, depending on the correlation, a corresponding domain block image that corresponds to the range block image, and producing an output image by using the corresponding domain block image. | 06-11-2015 |
Patent application number | Description | Published |
20130244831 | CONTROL DEVICE OF VEHICLE POWER TRANSMISSION DEVICE - It is provided a control device of a vehicle power transmission device including a transmission capable of fixing a rotating member with either of engagement of a one-way clutch or engagement of an engagement device, the transmission having a predetermined shift stage formed on condition that at least the rotating member is fixed, if an input torque to the transmission is changed after the engagement of the engagement device, a torque capacity of the engagement device being temporarily reduced without changing the predetermined shift stage, and if a request for applying a driven torque is made during reduction of the torque capacity of the engagement device, the temporarily reduced torque capacity of the engagement device being recovered, and the driven torque being increased depending on a recovery status of the torque capacity. | 09-19-2013 |
20130245875 | CONTROL DEVICE OF VEHICLE DRIVE DEVICE - A control device of a vehicle drive device includes: a hydraulic power transmission device including an input-side rotating element to which power from an engine is input and an output-side rotating element outputting power to drive wheels; a first electric motor directly or indirectly coupled to the input-side rotating element; and a second electric motor directly or indirectly coupled to the drive wheels. | 09-19-2013 |
20130325238 | CONTROL APPARATUS FOR VEHICULAR DRIVE SYSTEM - A control apparatus for a drive system of a vehicle, provided with a transmission, and an electric motor operable to change an operating speed of the engine during the process of shifting of the transmission. The control apparatus controls a discrete change of the operating speed of said engine, with at least one of torques assigned to be respectively generated by said engine and said electric motor in a discrete shifting operation of the transmission mechanism which is performed in response to an operation of an operator of the vehicle and in which the discrete change of the operating speed of said engine takes place, includes a torque assignment determining portion configured to determine a percentage of the torque assigned to said engine in said discrete shifting operation such that the percentage increases with an increase of an amount of change of the operating speed of the engine. | 12-05-2013 |
20140358349 | CONTROL DEVICE FOR VEHICLE - A control device of a vehicle includes a first electric motor; a differential mechanism having a rotating element coupled to the first electric motor, a rotating element that is an output rotating member coupled to drive wheels in a power transmittable manner, and a rotating element coupled to a non-rotating member by actuation of a lock mechanism; and a second electric motor coupled to the drive wheels in a power transmittable manner. During motor running for running with output torques from the first electric motor and the second electric motor used together in an actuated state of the lock mechanism, a drive torque shared by the first electric motor is made smaller in a requested drive torque when a rotation speed of a pinion making up the differential mechanism is higher. | 12-04-2014 |
20150183422 | DRIVING DEVICE FOR A HYBRID VEHICLE - A driving device for a hybrid vehicle includes a transmission unit configured to output a rotation of an engine while changing rotating speed of the engine; and a first rotating electric machine. The first rotating electric machine is configured to supply a torque for increasing the rotating speed of the engine at the time of starting up of the engine to the engine through the transmission unit. At the time of starting up of the engine, the gear shift stage of the transmission unit is switched to an overdrive state. Thus, a torque sufficient for starting up of the engine can be supplied to the engine, and hence the engine can be appropriately started up. | 07-02-2015 |
Patent application number | Description | Published |
20140180441 | CONTROL DEVICE OF VEHICLE AND CONTROL METHOD THEREFOR - Provided is a control device of a vehicle, the vehicle having an electric motor and an engine. The control device includes an operating device and a controller. The operating device is configured to be selected a running capability of the vehicle. The controller configured to increase a running capability to be achieved using the electric motor alone, in a case where the vehicle travels using the electric motor alone according to the selected running capability, as compared with a case where the vehicle travels using the electric motor alone and the running capability is not selected. | 06-26-2014 |
20140257618 | CONTROL DEVICE FOR VEHICLE - A hybrid vehicle includes a clutch on a power transmission path between a motor generator and a driving wheel. If the vehicle moves backward when the vehicle starts forward acceleration from standstill on an ascending slope, the charging level of the battery that is attributable to power generation by the motor generator due to the backward travel is compared with a current maximum charging power of the battery. If the charging level of the battery is greater, the quantity of slippage of the clutch is controlled according to the excess to lower the rotational speed of the motor generator, hence to lower the power generation. That enables an increase in the torque of the motor generator within the range in which the battery may be charged. Performance is thus improved during acceleration from standstill. | 09-11-2014 |
20150046011 | VEHICLE CONTROL DEVICE - A control device of a vehicle is configured to select motor running by one motor, motor running by two motors, and engine running. A charging capacity of an electric storage device allowing selection of the motor running by two motors is higher than a charging capacity allowing selection of the motor running by one motor. In the motor running by two motors and the engine running, a drive force larger than in the motor running by one motor is generated. When the motor running by one motor is performed with a charging capacity equal to or greater than a first threshold value, and a driver's drive request amount is increased, if the charging capacity is equal to or greater than a second threshold value higher than the first threshold value, the motor running by two motors is selected, while if the charging capacity is less than the second threshold value, the engine running is selected. | 02-12-2015 |
20150151627 | POWER TRANSMISSION DEVICE FOR A HYBRID VEHICLE AND HYBRID SYSTEM - A power transmission device for a hybrid vehicle includes: a transmission device that includes a carrier to which an engine rotation shaft is connected; a differential device that includes a plurality of rotation components individually connected to a drive wheel, an MG | 06-04-2015 |
20150197244 | POWER TRANSMISSION DEVICE FOR A HYBRID VEHICLE AND HYBRID SYSTEM - A power transmission device for a hybrid vehicle includes a transmission device that includes a carrier to which an engine rotation shaft is connected; a differential device that includes a plurality of rotation components individually connected to a ring gear of the transmission device, an MG | 07-16-2015 |
20150211620 | HYBRID VEHICLE DRIVING DEVICE - A hybrid vehicle driving device includes: a first differential mechanism connected to an engine and transmitting a rotation of the engine; a second differential mechanism connecting the first differential mechanism and a drive wheel; engagement devices changing a speed of the first differential mechanism; and a valve arranged in a hydraulic circuit and regulating the engagement devices from simultaneously engaging. The second differential mechanism includes a first rotation element connected to an output element of the first differential mechanism, a second rotation element connected to a first rotating machine, and a third rotation element connected to a second rotating machine and the drive wheel. The valve regulates the engagement devices from simultaneously engaging at a time of traveling with the engine, and tolerates the engagement devices from simultaneously engaging at a time of traveling with the first rotating machine and the second rotating machine. | 07-30-2015 |
20150217645 | ELECTRIC VEHICLE AND METHOD OF CONTROLLING SAME, FOR PREHEATING OF LUBRICANT - In an electric vehicle, an automatic transmission is provided between a differential unit and drive wheels. The differential unit includes a motor-generator and a power split device, and the motor-generator is cooled by lubricant of the automatic transmission. A battery charger is operable to charge a power storage device using a power supply outside the vehicle. When the temperature of the lubricant is lower than a predetermined temperature upon execution of charging of the power storage device using the charger, and the automatic transmission is in a neutral state, or a power cutting-off state, the controller rotates the motor-generator of the differential unit so as to perform warming control for raising the temperature of the lubricant. | 08-06-2015 |