Canon Kabushiki Kaisha

Koichi Washisu

Masafumi Kimura

Fumihiro Kajimura

Go Naito

Yasuo Suda

Junichi Saito

Akihiko Nagano

Goro Noto

Ryo Yamasaki

Makoto Oikawa

Toru Nagata

Tomomi Uesugi

Masao Shikaumi

Hiroshi Sumio

Ryuichiro Yasuda

Kenji Takeuchi

Shigeki Sato

Yasuhiko Shiomi

Yu Narita

Seiichi Kashiwaba

Takashi Watanabe

Takashi Kawabata

Makoto Takamiya

Toru Matsumoto

Akira Hiramatsu

Ichiro Onuki

Takayuki Tsuboi

Isao Nakazawa

Ichiro Ohnuki

Takumi Uehara

Hitoshi Mukohjima

Mitsuhiro Saito

Shinichi Matsuyama

Tadasu Otani

Kosuke Kiyamura

Tamaki Negishi

Masaru Yanagisawa

Tadasu Ohtani

Hirotaka Shindo

Tomomi Mogami

An evaluating apparatus is configured to evaluate image stabilizing performance of an imaging unit around an optical axis. The evaluating apparatus includes an object disposed to face the imaging unit, the object having a first feature point at a position different from the optical axis of the imaging unit, an excitation unit configured to excite the imaging unit, and an evaluating unit configured to evaluate an image of the object captured by the imaging unit that is being excited by the excitation unit.

Evaluating apparatus, evaluating method, manufacturing method of imaging unit, and storage medium

An image stabilization control apparatus comprises: a first calculation unit that calculates a first shake reduction target value for reducing translational shake in a first direction using a first signal indicating translational shake in the first direction and a second signal indicating rotational shake about an axis in a second direction; a second calculation unit that calculates a second shake reduction target value for reducing the translational shake in the first direction using the first signal and a third signal indicating rotational shake about an axis in a third direction; and a selection unit that selects one of a plurality of shake reduction target values, including at least the first and second shake reduction target values, for reducing the translational shake in the first direction based on the second and third signals.

Image stabilization control apparatus and method

An image stabilization control apparatus comprising: a first receiving unit that receives a translational shake signal that indicates a translational shake in a first direction; a second receiving unit that receives a first rotational shake signal that indicates a rotational shake about a first axis that intersects with the direction of gravity and the first direction; a first calculation unit that finds a first fluctuation range of a gravitational component in the first direction based on the first rotational shake signal; a second calculation unit that finds an amount of shake in the first direction based on the translational shake signal and the first fluctuation range; and a third calculation unit that finds a target value for reducing a shake in the first direction based on the amount of shake found by the second calculation unit.

An image processing apparatus comprises a first alignment unit that aligns a plurality of images that have been continuously shot, a second alignment unit that aligns the plurality of images with higher accuracy than the first alignment unit, a processing time taken to perform the alignment being longer than a processing time taken by the first alignment unit, a selection unit that selects an alignment unit from the first alignment unit and the second alignment unit to be used for aligning the plurality of images according to shooting conditions of the plurality of images, and a synthesis unit that synthesizes the plurality of images that have undergone alignment by the alignment unit selected by the selection unit.

Image processing apparatus, image capturing apparatus, image shooting control apparatus, control method thereof, and storage medium

An image processing apparatus that can obtain a high-definition image by reducing an alignment mistake of a plurality of images. The image processing apparatus includes an alignment unit that performs sequential alignment that aligns adjacent images and reference alignment that aligns images other than a reference image to the reference image, and a control unit that controls the alignment unit to align a plurality of images that include a same object and are continuously picked up by an image pickup unit in time series by combining the sequential alignment and the reference alignment.

Image processing apparatus that aligns images, image pickup apparatus including image processing apparatus, and control method for image processing apparatus

An image stabilization control device capable of correcting a parallel blur or the like with high accuracy, the image stabilization control device including:

Image stabilization control device and storage medium

An image stabilization control apparatus includes a signal processing unit, a control unit, and an overflow preventing unit. The signal processing unit controls image stabilization based on a second image stabilization target value in aiming at an object in preparation for still image exposure, and controls the image stabilization based on a first image stabilization target value during still image exposure. The overflow preventing unit prevents a calculation overflow of the first image stabilization target value while the control unit controls the image stabilization based on the second image stabilization target value.

Image stabilization control apparatus, image pickup apparatus, lens apparatus, imaging system, control method, and storage medium with calculation overflow prevention

Provided is an imaging device that performs a pixel shift for moving an imaging element a predetermined shift amount for each exposure to acquire a plurality of images and synthesizes the plurality of images to generate a high-resolution image, the imaging device including: a signal processing unit that sets an image blur correction target value on the basis of a shake of the imaging device detected by a vibration detection unit; and an image blur correction unit that corrects an image blur in accordance with the image blur correction target value, wherein the signal processing unit fixes the image blur correction target value to a predetermined value when the pixel shift is performed.

Imaging device moving an imaging element a predetermined amount for each exposure to acquire a plurality of images, image blur correction method, and recording medium

An image stabilization apparatus comprises: a first extraction unit that extracts first signals of a plurality of different frequency components from each of a plurality of motion vectors obtained from an image signal output from an image sensor; a second extraction unit that extracts second signals of the plurality of different frequency components from a detection signal of a detected shake of an apparatus; an acquisition unit that acquires correlation values between the first signals of the plurality of motion vectors and the second signal for each of the frequency components; a selection unit that selects at least one of the plurality of motion vectors based on the correlation values each for each of the frequency components; and an image stabilization unit that performs image stabilization using the motion vector selected by the selection unit.

Image stabilization apparatus and method, and image capturing apparatus

A control apparatus includes a calculating filter configured to perform a calculation process based on a signal from a shake detector used for an image stabilization, and a correcting filter to which an output signal from the calculating filter is input. The correcting filter includes a boost filter configured to change a gain based on a first frequency and a second frequency, and a notch filter having a center frequency between the first frequency and the second frequency.

Control apparatus, image pickup apparatus, and lens apparatus

An image stabilizing apparatus includes at least one processor or circuit configured to execute a plurality of tasks including a first calculation task configured to make a calculation using an output signal from a shake detector configured to detect a shake, a second calculation task configured to estimate an estimated value corresponding to an offset variation value included in the output signal from the shake detector by using a signal processed by a low-pass filter having a high-frequency attenuation characteristic steeper than a high-frequency attenuation characteristic of the first calculation task, and a correction task configured to drive a corrector configured to correct an image blur caused by the shake using a calculation result of the first calculation task and the estimated value.

Image stabilizing apparatus, optical apparatus having the same, and image stabilizing method

An image capturing apparatus includes an image capturing device, a period detection circuit configured to detect a period of a focus variation, a first detection device configured to detect a first translation component, a second detection device configured to detect a rotation component, a first extraction unit configured to extract a component of a predetermined frequency band from the first translation component, a second extraction unit configured to extract the component of the predetermined frequency band from the rotation component, a obtaining unit configured to compare a signal extracted by the first extraction unit with a signal extracted by the second extraction unit to obtain a rotation radius, and a translation obtaining unit configured to obtain a second translation component using the signal from the second detection device and the rotation radius.

Image capturing apparatus and control method thereof and storage medium

According to the present invention, an imaging device and a reproducing device that allow for high quality reproduction of images generated by using two image signals having different lengths of accumulation periods output form a single imaging element are provided. A solid state imaging device of the invention includes a pixel array including a pixel having first and second photoelectric conversion units; a scanning unit that drives the pixel such that an accumulation period of an intermediate time of the first photoelectric conversion unit matches an intermediate time of an accumulation period of the second photoelectric conversion unit; a readout unit that reads out a first image signal from the first photoelectric conversion unit and reads out a second image signal from the second photoelectric conversion unit; and a generating unit that generates images by using the first and second image signals whose accumulation periods have the matched intermediate time.

Imaging device and reproducing device

An imaging device includes an imaging element that acquires a first image based on signal charge generated during a first accumulation time, and a second image based on signal charge generated during a second accumulation time relatively longer than the first accumulation time and synchronized with the first image during a synchronization period including the first accumulation time, and a moving image file generating unit that generates a moving image file including a first moving image based on the first image, a second moving image based on the second image, and synchronization information for synchronizing the first moving image and the second moving image frame by frame.

Imaging device and playback device

A control apparatus includes a signal readout unitwhich reads out a frame image obtained from an image pickup device while the frame image is divided into a plurality of different regions, an image information calculating unitwhich calculates image information based on an image signal of each of the plurality of different regions obtained from the signal readout unit, and an adjusting unitwhich determines a target adjustment value of an image pickup unit including an image pickup optical system and the image pickup device based on the image information during capturing the frame image.

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Tokyo, Japan

Koichi Washisu