Patent application number | Description | Published |
20090262425 | IMAGE BLUR CORRECTION APPARATUS, AND IMAGING APPARATUS OR OPTICAL APPARATUS EQUIPPED WITH IMAGE BLUR CORRECTION APPARATUS - An image blur correction apparatus includes first and second lens units, a supporting unit aligning the first and second lens units in an optical axis direction, so that the first and second lens units can independently move in a direction perpendicular to the optical axis, a driving unit driving the first and second lens units in the direction perpendicular to the optical axis, a relative position detection unit detecting a relative position between the first and second lens units, a shake detection unit detecting a shake amount added to the image blur correction apparatus, and a control unit controlling the driving unit based on an output of the shake detection unit. The control unit performs closed-loop control based on an output of the relative position detection unit so that the second lens unit moves in a direction opposite to that of the first lens unit. | 10-22-2009 |
20100214426 | LENS DRIVING DEVICE, IMAGE STABILIZING UNIT, AND IMAGE PICKUP APPARATUS - A lens driving device having a simplified structure in which a holding member is moved relative to a stationary member with appropriate viscous damping is provided. The lens driving device includes the holding member configured to hold a compensation lens for image stabilization, the stationary member configured to support the holding member in a movable manner in a plane that is perpendicular to a light axis, a driving unit configured to change the position of the holding member relative to the stationary member, and a damping material disposed between the holding member and the stationary member. The damping material has a transition region in a frequency range between 0.3 Hz and 100 Hz. | 08-26-2010 |
20100253794 | IMAGE CAPTURING APPARATUS, CONTROL METHOD THEREOF, IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, IMAGE CAPTURING SYSTEM, AND PROGRAM - An image capturing apparatus includes an image capturing element which photoelectrically converts an object image formed by an image capturing optical system, a camera shake correction lens which moves the object image relative to the image capturing element, a camera shake detection sensor which detects a camera shake, a driving unit which drives the camera shake correction lens on the basis of the output from the camera shake detection sensor and a predetermined offset amount that changes in every image capturing, and a control unit which acquires a plurality of object images. | 10-07-2010 |
20110022403 | SOUND RECORDING APPARATUS AND METHOD - A sound recording apparatus having a driving unit generates a sound signal from an input sound, detects the level of the sound signal, adjusts the level of the generated sound signal at an amplification factor corresponding to the detected level, and processes the adjusted sound signal to prevent an amplified sound signal from containing a sound signal generated upon driving the driving unit. The sound recording apparatus controls to replace a sound signal in a predetermined period after instructing driving of the driving unit with a signal calculated from a sound signal in the first period after the predetermined period, and to substantially equalize an amplification factor when driving of the driving unit is instructed and that in the first period. | 01-27-2011 |
20110096171 | FOCAL POINT ADJUSTING APPARATUS, IMAGE-TAKING APPARATUS, INTERCHANGEABLE LENS, CONVERSION COEFFICIENT CALIBRATING METHOD, AND CONVERSION COEFFICIENT CALIBRATING PROGRAM - A focal point adjusting apparatus comprises: a photoelectric converting unit that photoelectrically converts at least a pair of optical images and outputs at least a pair of image signals; a phase difference detecting unit that detects the phase difference between the pair of image signals that is output by the photoelectric conversion unit; a conversion unit that carries out the conversion of a phase difference that is detected by the phase difference detecting unit into a defocus amount by using a conversion coefficient; a focal point moving unit that moves the focal point position based on the defocus amount resulting of the conversion by the conversion unit; and a calibrating unit that calibrates the conversion coefficient depending on the result of the focal point moving unit moving the focal point position when the operator photographs a subject. | 04-28-2011 |
20110134310 | IMAGE CAPTURING APPARATUS AND METHOD AND PROGRAM FOR CONTROLLING SAME - An image capturing apparatus includes an image sensor provided in the neighborhood of an image plane of a photographing optical system for forming the image of a subject; pupil dividing member for forming images of a pair of light beams that have passed through different pupil regions of the photographing optical system; focus detection sensors arranged two-dimensionally for photoelectrically converting images of the pupil dividing member; and a correlation calculation unit which, in order to obtain one focus measurement value from one pair of two-dimensional images generated by the focus detection sensors and extending in the pupil dividing direction of the pupil dividing member and in a direction perpendicular to the pupil dividing direction, calculates the correlation between the pair of two-dimensional images while shifting the pair of two-dimensional images in the pupil dividing direction. | 06-09-2011 |
20110228145 | FOCUS DETECTION APPARATUS AND METHOD FOR CONTROLLING THE SAME - A camera has a focus detection sensor that includes a plurality of first focus detection pixels and a plurality of second focus detection pixels, and that has a plurality of focus detection pixel pairs each including a first focus detection pixel and a second focus detection pixel, and stores defect information indicating a defective pixel. The camera corrects a value of the defective pixel and a value of one of the first focus detection pixel and the second focus detection pixel that forms the focus detection pixel pair with the defective pixel based on a value of a focus detection pixel of the same type that is not the defective pixel. The camera detects focusing status based on a phase difference between a first focus detection image obtained from the first focus detection pixels and a second focus detection image obtained from the second focus detection pixels after the correction. | 09-22-2011 |
20110305351 | AUDIO SIGNAL PROCESSING APPARATUS AND METHOD OF CONTROLLING THE SAME - When a first noise and second noise to be generated after the first noise are generated within a predetermined period, a noise reduction unit is controlled so as to execute a first noise reduction process for an audio signal in a period including the first noise and not to execute the first noise reduction process for an audio signal in a period including the second noise. | 12-15-2011 |
20120140103 | IMAGE PICK-UP APPARATUS AND INFORMATION PROCESSING SYSTEM - A controller controls a first changing unit to intermittently drive an optical unit of an image pick-up unit, and while the image pick-up parameter is being changed, reduces the noise based on an audio signal obtained by a microphone unit in a period before or after a period the optical unit is being driven. | 06-07-2012 |
20120148063 | AUDIO PROCESSING APPARATUS, AUDIO PROCESSING METHOD, AND IMAGE CAPTURING APPARATUS - An audio processing apparatus includes a first microphone, a second microphone, and a masking unit configured to mask movement of air from outside of the apparatus to the second microphone. A filter coefficient is estimated and learned so as to minimize the difference between the output signal of the first microphone and the output signal of the second microphone, thereby suppressing a reverberation component generated in the closed space between the masking unit and the second microphone out of the output signal of the second microphone. | 06-14-2012 |
20120207315 | AUDIO PROCESSING APPARATUS AND METHOD OF CONTROLLING THE AUDIO PROCESSING APPARATUS - An audio processing apparatus includes first and second audio pickup units. The second audio pickup unit includes an audio resistor provided to cover a sound receiving portion to suppress external wind introduction while passing an external audio. A first filter attenuates a signal having a frequency lower than a first cutoff frequency of the output signal of a first A/D converter. A second filter attenuates a signal having a frequency higher than a second cutoff frequency of the output signal of a second A/D converter. A third filter is provided between the first audio pickup unit and the first A/D converter to attenuate a signal having a frequency lower than a third cutoff frequency for suppressing the wind noise. | 08-16-2012 |
20120242891 | AUDIO SIGNAL PROCESSING APPARATUS - The controller controls the audio processor to perform the first reduction process, in a case where the type of the connected removable lens unit is a first type lens unit, the controller controls the audio processor to perform the second reduction process, in a case where the type of the connected removable lens unit is a second type lens unit. | 09-27-2012 |
20120257779 | AUDIO PROCESSING DEVICE - An audio processing device including a first audio collecting unit configured to convert an audio vibration into an electric signal and acquire an audio signal includes a shielding unit having a predetermined resonant frequency that shields the first audio collecting unit from an influence of airflow outside the device; and an acquiring unit configured to acquire, as a first audio signal, an audio signal in a predetermined frequency band lower than the resonant frequency of the shielding unit from among the audio signal acquired by the first audio collecting unit that is shielded from the influence of the air flow outside the device by the shielding unit. | 10-11-2012 |
20130141598 | AUDIO PROCESSING APPARATUS, AUDIO PROCESSING METHOD AND IMAGING APPARATUS - A processor combines a first predicted signal generated based on an audio signal in an interval preceding a noise detection interval, and a second predicted signal generated based on an audio signal in an interval succeeding the noise detection interval, based on the ratio between the periodicity of the audio signal in the interval preceding the noise detection interval, and the periodicity of the audio signal in the interval succeeding the noise detection interval. The processor replaces the audio signal in the noise detection interval with the combined signal. | 06-06-2013 |
20130141599 | AUDIO PROCESSING APPARATUS, AUDIO PROCESSING METHOD AND IMAGING APPARATUS - An audio processing apparatus including: an obtaining unit configured to obtain audio signals; and a processor configured to process the audio signals, wherein if it is not determined that the audio signals contain an abnormal value, the processor calculates a next sample value based on a predetermined number of sample values of the audio signals obtained by the obtaining unit, and wherein if it is determined that the audio signals contain an abnormal value, the processor uses the calculated next sample value so as to calculate a further next sample value. | 06-06-2013 |
20130162866 | IMAGE PICKUP APPARATUS, AND CONTROL METHOD THEREOF - An image pickup apparatus includes a pupil division unit that restricts light of an optical image of an object arriving at each pixel of an image pickup element to light from a specific pupil area of a photographing lens and stores information of a pixel defect of the image pickup element and information for determining an angle of incidence of the optical image arriving at each pixel, and is arranged to set an image generation position where a re-formed image is generated, from the image signal, shift the image signal in accordance with the shift amount determined on the basis of the image generation position and the information for determining the angle of incidence, correct the defect image using the shifted image signal in accordance with the pixel defect information, and generate an image corresponding to the image generation position from the corrected image signal. | 06-27-2013 |
20130230189 | AUDIO PROCESSING APPARATUS - An audio processing apparatus includes an acquisition unit configured to acquire an audio signal, and an audio processing unit configured to reduce noise contained in the audio signal, wherein the audio processing unit complements an audio signal in a section containing noise of the audio signal with a signal generated based on an audio signal in a predetermined section before the section containing noise and an audio signal in a predetermined section after the section containing noise, and wherein, in a case where noise is contained in one of the audio signal in the predetermined section before the section containing noise and the audio signal in the predetermined section after the section containing noise, the audio processing unit complements the audio signal in the section containing noise with a signal generated based on the audio signal in a noise-free section. | 09-05-2013 |
20130230307 | IMAGING APPARATUS AND SOUND PROCESSING APPARATUS - A control unit controls a driving unit to drive an optical system in a first driving mode and controls a sound processing unit to process a sound signal in a first noise reduction processing mode in the case where a level of the sound signal obtained by a sound obtaining unit is lower than a predetermined level. The control unit controls the driving unit to drive the optical system in a second driving mode with a longer driving time than the first driving mode and controls the sound processing unit not to process the sound signal in the first noise reduction processing mode in the case where the level of the sound signal obtained by the sound obtaining unit is equal to or higher than the predetermined level. | 09-05-2013 |
20130329117 | IMAGE CAPTURE APPARATUS - An image capture apparatus comprises an imaging optical system, an image sensor, a pupil division unit which limits a light beam entering each pixel on the image sensor to a specific pupil area of the imaging optical system, an incident angle determination unit which determines an incident angle to each pixel on the image sensor, an image shift unit which shifts an electric signal obtained from the image sensor, based on the incident angle determined by the incident angle determination unit and a position of a plane on which image generation is performed, and an image generation unit which synthesizes electric signals obtained from the image shift unit. | 12-12-2013 |
20140050420 | IMAGE PICKUP APPARATUS CAPABLE OF SHOOTING AT HIGH FRAME RATE, CONTROL METHOD THEREFOR, AND STORAGE MEDIUM - An image pickup apparatus which is capable of obtaining a high-quality image at high speed even when frame rate is high. A frame rate control unit controls frame rate for the shooting. An image decimation unit samples a plurality of images at predetermined time intervals and selects at least two images among the plurality of images as decimation images. A moving vector detection unit detects a moving vector indicative of a moving direction and a moving amount of a subject between the decimation images. A decimation control unit changes decimation conditions according to an absolute value of the moving vector output from the moving vector detection unit. A synthesizing unit aligns the plurality of images based on the output from the moving vector detection unit and then synthesizes the aligned plurality of images to obtain the composite image. | 02-20-2014 |
20140146221 | IMAGE PICKUP APPARATUS, CONTROL METHOD THEREOF, AND PROGRAM - An image pickup apparatus which can perform an AF of a high speed and a high focusing precision by simultaneously realizing a phase difference AF and a contrast AF, decides arrange where a contrast evaluation can be performed on the basis of a correspondence relation between each pixel of an image pickup element which is restricted by pupil division means provided for restricting light of an optical image of an object which enters each pixel of the image pickup element to light from a specific exit pupil area of a photographing lens and the specific exit pupil area of the photographing lens, and decides a focus evaluation value of the object in accordance with the decided range from a contrast focus position or a correlation focus position. | 05-29-2014 |
20140192220 | IMAGE PICKUP APPARATUS AND CONTROL METHOD THEREOF - An image pickup apparatus for simultaneously realizing a phase difference AF and a contrast AF decides a shift amount of an image signal corresponding to a focus evaluation position every exit pupil area, generates an image corresponding to an image plane position by executing an arithmetic operation processing based on the decided shift amount to the image signal, calculates an evaluation value of a contrast of the generated image, and calculates an evaluation value of a correlation between the images corresponding to the different exit pupil areas in the generated image. | 07-10-2014 |
20140218591 | IMAGING APPARATUS, INFORMATION PROCESSING DEVICE, IMAGE PICKUP METHOD, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM STORING A PROGRAM THEREFOR - An imaging apparatus comprises: an image pickup element including a two-dimensional array of a plurality of photoelectric conversion elements, for outputting an electric signal of an optical image; a focus adjustment unit for adjusting a focus state of a photographing optical system; an image pickup control unit for obtaining electric signals from the image pickup element in a plurality of different focus states while changing the focus state by the focus adjustment unit; and a light ray determination unit for obtaining incident position information and incident angle information, which are light field information of the optical image of an object, by using the electric signals obtained in the a plurality of different focus states by the image pickup control unit. | 08-07-2014 |
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 |