Patents by Inventor Tokuro Nishida
Tokuro Nishida has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230300474Abstract: An image processing apparatus comprising: a plurality of output units outputting arithmetic operation results; a memory storing instructions; and a processor executing the instructions causing the image processing apparatus to: acquire images from a plurality of mutually different viewpoints, perform an arithmetic operation for converting the acquired images into distance information, and perform control to output arithmetic operation results from the plurality of output units, wherein the processor assigns the plurality of arithmetic operation results requiring different amounts of arithmetic operation obtained in the arithmetic operation process to the plurality of output units, and selectively switches the arithmetic operation results to be assigned in accordance with an operation condition of the image processing apparatus.Type: ApplicationFiled: January 12, 2023Publication date: September 21, 2023Inventors: Tokuro NISHIDA, Kengo TAKEUCHI, Hiroyuki HASEGAWA, Kazuya KITAMURA, Koki NAKAMURA
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Publication number: 20230222765Abstract: An image processing device including an image acquisition unit configured to acquire an image containing a subject via a lens unit; a distance information acquisition unit configured to acquire distance information indicating a distance to the subject; an auxiliary data generation unit configured to generate auxiliary data related to the distance information; a data stream generation unit configured to generate a data stream in which the image, the distance information, and the auxiliary data are superimposed; and an output unit configured to output the data stream to outside.Type: ApplicationFiled: January 5, 2023Publication date: July 13, 2023Inventors: KAZUYA KITAMURA, TOKURO NISHIDA, KOKI NAKAMURA, HIROYUKI HASEGAWA, KENGO TAKEUCHI
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Publication number: 20230216983Abstract: An image processing device that can facilitate setting related to layer information based on distance information is provided. The image processing device includes an image acquisition unit configured to acquire an image including a subject through a lens unit, a distance information acquisition unit configured to acquire distance information indicating a distance to the subject, a layer information generation unit configured to generate layer information on a layer for each distance based on the distance information, and a setting unit configured to set a reference for generating the layer information and switch display of a setting value capable of being set in accordance with the lens information of the lens unit.Type: ApplicationFiled: December 20, 2022Publication date: July 6, 2023Inventors: Koki NAKAMURA, Tokuro Nishida, Hiroyuki Hasegawa, Kengo Takeuchi, Kazuya Kitamura
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Patent number: 11616929Abstract: An electronic apparatus includes an input unit configured to input a time code from an external device, a determination unit configured to determine whether or not a time address of the time code input from the input unit is advancing, a recording unit configured to record a video signal, and a control unit configured to control to cause the recording unit to start recording of the video signal in a case that it is determined by the determination unit that the time address is advancing.Type: GrantFiled: February 18, 2021Date of Patent: March 28, 2023Assignee: CANON KABUSHIKI KAISHAInventors: Tadanori Saito, Tokuro Nishida, Kazuya Kitamura, Takamichi Kosugi
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Patent number: 11588976Abstract: An image capturing apparatus that has an image capturing device including polarization elements and sets a proper frame rate according to a situation when acquiring a video using polarization information. The image capturing device an image capturing device including polarization pixels that detect polarization information of a plurality of different directions. The polarization information of the polarization pixels is determined by performing first polarization calculation or second polarization calculation which is smaller in calculation load than the first polarization calculation, on video signals output from the polarization pixels. A polarization-processed image is generated by using the polarization information. The first polarization calculation and the second polarization calculation are switched according to a predetermined timing, a mode, or a result of detecting a predetermined state.Type: GrantFiled: February 10, 2021Date of Patent: February 21, 2023Assignee: CANON KABUSHIKI KAISHAInventors: Kazuya Kitamura, Tokuro Nishida, Hiroyuki Hasegawa, Takenori Kobuse, Yusuke Yamashita, Yoshikazu Ishikawa, Takayuki Kimura
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Patent number: 11569283Abstract: An image pickup apparatus that enables to quickly capture an image from which a predetermined reflected light component is removed with desired sensitivity. A polarizing filter two-dimensionally arranges a plurality of sets each of which includes polarizing filter elements having different polarization directions. A first image sensor has pixels that respectively correspond to polarizing filter elements of the polarizing filter. A polarization calculation unit detects a polarized component of light that enters into a region in which one set of polarizing filter elements are arranged based on signals output from pixels in the region of the first image sensor for each region. A correction unit corrects a pixel signal output from a pixel of a second image sensor corresponding to the region based on a calculation result by the polarization calculation unit for each pixel of the second image sensor.Type: GrantFiled: February 16, 2021Date of Patent: January 31, 2023Assignee: CANON KABUSHIKI KAISHAInventors: Yusuke Yamashita, Tokuro Nishida, Kazuya Kitamura, Hiroyuki Hasegawa, Takenori Kobuse, Yoshikazu Ishikawa, Takayuki Kimura
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Patent number: 11503218Abstract: An electronic device acquires polarization information of a subject based on a plurality of pieces of image data based on a first signal output from a first sensor. The first sensor can capture an optical image of the subject acquired via a polarizing filter provided with areas having different polarization angles. The device further acquires an evaluation value for controlling brightness of an image at the time of capturing the optical image of the subject, based on the plurality of pieces of image data. The plurality of pieces of image data have different polarization angles, by respectively being acquired via areas of the polarizing filter having the plurality of different polarization angles. A degree of weighting to be assigned to the plurality of pieces of image data at the time of acquiring the evaluation value based on the polarization information.Type: GrantFiled: December 14, 2020Date of Patent: November 15, 2022Assignee: CANON KABUSHIKI KAISHAInventors: Takenori Kobuse, Yoshikazu Ishikawa, Takayuki Kimura, Yusuke Yamashita, Tokuro Nishida
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Publication number: 20220292691Abstract: A generation unit generates a background separation image in which regions of a captured image are classified as a foreground region, a background region, and an unknown region, based on distance distribution information obtained from a plurality of parallax images. An output unit outputs the captured image and the background separation image. A region in which a distance in the distance distribution information is within a first range is classified as the foreground region. A region in which a distance in the distance distribution information is outside a second range broader than the first range is classified as the background region. A region in which a distance in the distance distribution information is outside the first range and inside the second range is classified as the unknown region.Type: ApplicationFiled: March 4, 2022Publication date: September 15, 2022Inventors: Kazuya Kitamura, Tokuro Nishida, Akimori Hayashi, Hiroyuki Hasegawa, Koki Nakamura, Kazuki Hosoi, Norifumi Kashiyama, Shunsuke Kawahara
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Patent number: 11381787Abstract: The invention provides an image capturing apparatus including a terminal for input from an external device of a timecode signal synchronized with video frames, where the apparatus comprises a first synchronizing unit which executes synchronization with a timecode superimposed on the timecode signal input into the terminal, a second synchronizing unit which executes synchronization with horizontal and vertical synchronizing phases of the timecode signal and executes synchronization with the timecode superimposed on the timecode signal, and a control unit which executes synchronization processing by the first synchronizing unit or the second synchronizing unit in a case where a timecode signal input into the terminal is detected.Type: GrantFiled: March 5, 2021Date of Patent: July 5, 2022Assignee: CANON KABUSHIKI KAISHAInventors: Yu Nakatani, Takamichi Kosugi, Tokuro Nishida, Kazuya Kitamura, Tadanori Saito, Koji Ogaki
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Publication number: 20210280618Abstract: An image pickup apparatus that enables to quickly capture an image from which a predetermined reflected light component is removed with desired sensitivity. A polarizing filter two-dimensionally arranges a plurality of sets each of which includes polarizing filter elements having different polarization directions. A first image sensor has pixels that respectively correspond to polarizing filter elements of the polarizing filter. A polarization calculation unit detects a polarized component of light that enters into a region in which one set of polarizing filter elements are arranged based on signals output from pixels in the region of the first image sensor for each region. A correction unit corrects a pixel signal output from a pixel of a second image sensor corresponding to the region based on a calculation result by the polarization calculation unit for each pixel of the second image sensor.Type: ApplicationFiled: February 16, 2021Publication date: September 9, 2021Inventors: Yusuke Yamashita, Tokuro Nishida, Kazuya Kitamura, Hiroyuki Hasegawa, Takenori Kobuse, Yoshikazu Ishikawa, Takayuki Kimura
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Publication number: 20210281805Abstract: The invention provides an image capturing apparatus including a terminal for input from an external device of a timecode signal synchronized with video frames, where the apparatus comprises a first synchronizing unit which executes synchronization with a timecode superimposed on the timecode signal input into the terminal, a second synchronizing unit which executes synchronization with horizontal and vertical synchronizing phases of the timecode signal and executes synchronization with the timecode superimposed on the timecode signal, and a control unit which executes synchronization processing by the first synchronizing unit or the second synchronizing unit in a case where a timecode signal input into the terminal is detected.Type: ApplicationFiled: March 5, 2021Publication date: September 9, 2021Inventors: Yu Nakatani, Takamichi Kosugi, Tokuro Nishida, Kazuya Kitamura, Tadanori Saito, Koji Ogaki
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Publication number: 20210266494Abstract: An electronic apparatus includes an input unit configured to input a time code from an external device, a determination unit configured to determine whether or not a time address of the time code input from the input unit is advancing, a recording unit configured to record a video signal, and a control unit configured to control to cause the recording unit to start recording of the video signal in a case that it is determined by the determination unit that the time address is advancing.Type: ApplicationFiled: February 18, 2021Publication date: August 26, 2021Inventors: Tadanori Saito, Tokuro Nishida, Kazuya Kitamura, Takamichi Kosugi
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Publication number: 20210266444Abstract: An image capturing apparatus that has an image capturing device including polarization elements and sets a proper frame rate according to a situation when acquiring a video using polarization information. The image capturing device an image capturing device including polarization pixels that detect polarization information of a plurality of different directions. The polarization information of the polarization pixels is determined by performing first polarization calculation or second polarization calculation which is smaller in calculation load than the first polarization calculation, on video signals output from the polarization pixels. A polarization-processed image is generated by using the polarization information. The first polarization calculation and the second polarization calculation are switched according to a predetermined timing, a mode, or a result of detecting a predetermined state.Type: ApplicationFiled: February 10, 2021Publication date: August 26, 2021Inventors: Kazuya KITAMURA, Tokuro NISHIDA, Hiroyuki HASEGAWA, Takenori KOBUSE, Yusuke YAMASHITA, Yoshikazu ISHIKAWA, Takayuki KIMURA
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Publication number: 20210195080Abstract: An electronic device acquires polarization information of a subject based on a plurality of pieces of image data based on a first signal output from a first sensor. The first sensor can capture an optical image of the subject acquired via a polarizing filter provided with areas having different polarization angles. The device further acquires an evaluation value for controlling brightness of an image at the time of capturing the optical image of the subject, based on the plurality of pieces of image data. The plurality of pieces of image data have different polarization angles, by respectively being acquired via areas of the polarizing filter having the plurality of different polarization angles. A degree of weighting to be assigned to the plurality of pieces of image data at the time of acquiring the evaluation value based on the polarization information.Type: ApplicationFiled: December 14, 2020Publication date: June 24, 2021Inventors: Takenori Kobuse, Yoshikazu Ishikawa, Takayuki Kimura, Yusuke Yamashita, Tokuro Nishida
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Patent number: 9729786Abstract: An image processing apparatus and an image capture apparatus can efficiently use a plurality of integrated circuits for image processing. Image processing ICs are integrated circuits that deal with different formats of image data. A programmable logic IC converts a data format of image data output from one image processing IC into a format of image data that is dealt with by the other image processing IC, and outputs the result of conversion to the other image processing IC.Type: GrantFiled: March 25, 2015Date of Patent: August 8, 2017Assignee: CANON KABUSHIKI KAISHAInventor: Tokuro Nishida
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Patent number: 9197083Abstract: There is provided an electronic apparatus that can properly control a power state of an electronic apparatus by using a temperature of a battery pack. The electronic apparatus detects a temperature of a battery pack and a remaining capacity of the battery pack. If the temperature of the battery pack is less than or equal to a predetermined temperature, the electronic apparatus performs process for turning a power state of the electronic apparatus from ON to OFF based on the remaining capacity of the battery pack.Type: GrantFiled: December 14, 2011Date of Patent: November 24, 2015Assignee: Canon Kabushiki KaishaInventor: Tokuro Nishida
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Publication number: 20150281574Abstract: An image processing apparatus and an image capture apparatus can efficiently use a plurality of integrated circuits for image processing. Image processing ICs are integrated circuits that deal with different formats of image data. A programmable logic IC converts a data format of image data output from one image processing IC into a format of image data that is dealt with by the other image processing IC, and outputs the result of conversion to the other image processing IC.Type: ApplicationFiled: March 25, 2015Publication date: October 1, 2015Inventor: Tokuro Nishida
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Patent number: 8842193Abstract: There is provided an imaging apparatus including a generating unit for generating a first and a second moving image signals, each at 30 frames per second, from 60-frames-per-second moving image signals output from an image capture unit, a plurality of output units for outputting moving image signals in accordance with a Serial Digital Interface format, and a control unit for controlling an output operation by a first output unit and a second output unit such that the second moving image signal is output by the second output unit in parallel with an output of the first moving image signal by the first output unit, wherein the control unit controls output timings of the first and the second moving image signals such that a frame included in the first moving image signal and the second moving image signal is output at an identical timing.Type: GrantFiled: April 8, 2013Date of Patent: September 23, 2014Assignee: Canon Kabushiki KaishaInventor: Tokuro Nishida
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Publication number: 20130265469Abstract: There is provided an imaging apparatus including a generating unit for generating a first and a second moving image signals, each at 30 frames per second, from 60-frames-per-second moving image signals output from an image capture unit, a plurality of output units for outputting moving image signals in accordance with a Serial Digital Interface format, and a control unit for controlling an output operation by a first output unit and a second output unit such that the second moving image signal is output by the second output unit in parallel with an output of the first moving image signal by the first output unit, wherein the control unit controls output timings of the first and the second moving image signals such that a frame included in the first moving image signal and the second moving image signal is output at an identical timing.Type: ApplicationFiled: April 8, 2013Publication date: October 10, 2013Applicant: CANON KABUSHIKI KAISHAInventor: Tokuro Nishida
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Publication number: 20120161718Abstract: There is provided an electronic apparatus that can properly control a power state of an electronic apparatus by using a temperature of a battery pack. The electronic apparatus detects a temperature of a battery pack and a remaining capacity of the battery pack. If the temperature of the battery pack is less than or equal to a predetermined temperature, the electronic apparatus performs process for turning a power state of the electronic apparatus from ON to OFF based on the remaining capacity of the battery pack.Type: ApplicationFiled: December 14, 2011Publication date: June 28, 2012Applicant: CANON KABUSHIKI KAISHAInventor: Tokuro Nishida