Patents by Inventor Tsuyoshi Morofuji
Tsuyoshi Morofuji 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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Patent number: 11025806Abstract: An imaging apparatus includes a camera, a cover covering the camera and capable of changing reflectance of a surface thereof, and a control unit configured to control the reflectance of the surface of the cover so as to be switchable between a first mode and a second mode. The first mode causes light to reflect at the surface of the cover. The second mode causes light to pass through the cover and the reflectance in which is different from that in the first mode.Type: GrantFiled: April 3, 2019Date of Patent: June 1, 2021Assignee: CANON KABUSHIKI KAISHAInventor: Tsuyoshi Morofuji
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Publication number: 20190312998Abstract: An imaging apparatus includes a camera, a cover covering the camera and capable of changing reflectance of a surface thereof, and a control unit configured to control the reflectance of the surface of the cover so as to be switchable between a first mode and a second mode. The first mode causes light to reflect at the surface of the cover. The second mode causes light to pass through the cover and the reflectance in which is different from that in the first mode.Type: ApplicationFiled: April 3, 2019Publication date: October 10, 2019Inventor: Tsuyoshi Morofuji
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Patent number: 10200607Abstract: An image capturing apparatus comprises an object detection unit configured to detect a region of an object from a captured image captured by an image capturing unit via an omnidirectional imaging lens; a setting unit configured to set a position in the captured image corresponding to a direction perpendicular to a horizontal plane; a decision unit configured to decide, based on a relationship between the set position and a position of the object region in the captured image, a determination position used to determine passage of the object out of the region of the object; and a passage detection unit configured to detect, based on the determination position decided by the decision unit and a detection line set on the captured image, passage of the object across the detection line.Type: GrantFiled: November 4, 2015Date of Patent: February 5, 2019Assignee: Canon Kabushiki KaishaInventor: Tsuyoshi Morofuji
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Patent number: 10127456Abstract: There is provided with an information processing apparatus. A designation of a position in a wide range captured image captured by an image capture apparatus that has an optical system for capturing the wide range captured image is received. A corrected partial region image that is obtained by performing a distortion correction, that reduces a distortion due to the optical system of the image capture apparatus, on a partial image corresponding to the position designated on the wide range captured image is generated. A passage detection line, for detecting a passage of a moving object, is set on the corrected partial region image in accordance with a designation by a user.Type: GrantFiled: March 23, 2016Date of Patent: November 13, 2018Assignee: CANON KABUSHIKI KAISHAInventor: Tsuyoshi Morofuji
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Publication number: 20160284064Abstract: There is provided with an information processing apparatus. A designation of a position in a wide range captured image captured by an image capture apparatus that has an optical system for capturing the wide range captured image is received. A corrected partial region image that is obtained by performing a distortion correction, that reduces a distortion due to the optical system of the image capture apparatus, on a partial image corresponding to the position designated on the wide range captured image is generated. A passage detection line, for detecting a passage of a moving object, is set on the corrected partial region image in accordance with a designation by a user.Type: ApplicationFiled: March 23, 2016Publication date: September 29, 2016Inventor: Tsuyoshi Morofuji
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Publication number: 20160134810Abstract: An image capturing apparatus comprises an object detection unit configured to detect a region of an object from a captured image captured by an image capturing unit via an omnidirectional imaging lens; a setting unit configured to set a position in the captured image corresponding to a direction perpendicular to a horizontal plane; a decision unit configured to decide, based on a relationship between the set position and a position of the object region in the captured image, a determination position used to determine passage of the object out of the region of the object; and a passage detection unit configured to detect, based on the determination position decided by the decision unit and a detection line set on the captured image, passage of the object across the detection line.Type: ApplicationFiled: November 4, 2015Publication date: May 12, 2016Inventor: Tsuyoshi Morofuji
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Patent number: 7551222Abstract: In an image pickup apparatus, information of a distance to an object is acquired according to an image pickup direction such as panning or tilting under a condition where focusing can be conducted, an image pickup direction is detected at a present position due to a panning angle and a tilting angle in the case where focusing cannot be conducted at a low illumination level, the information of distance to an object corresponding to the detected image pickup direction is read out from the memory, and a focus lens is driven at the read position, thereby making it possible to take a photograph even under a condition where the object cannot be focused.Type: GrantFiled: February 1, 2006Date of Patent: June 23, 2009Assignee: Canon Kabushiki KaishaInventor: Tsuyoshi Morofuji
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Patent number: 7437065Abstract: At least one exemplary embodiment is directed to an imaging apparatus which includes a rear-focus-type lens system configured to perform autofocusing on the basis of a video signal received from an image pickup device. The imaging apparatus can determine a distance from a subject on the basis of correlation information (cam locus) detailing a correlation between the position of a zoom lens and the focus position of a focus lens, with respect to infrared light and visible light, and selects or calculates and determines a cam locus to be used.Type: GrantFiled: May 17, 2006Date of Patent: October 14, 2008Assignee: Canon Kabushiki KaishiInventor: Tsuyoshi Morofuji
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Patent number: 7307599Abstract: A display apparatus includes a display unit, a time setting unit, a detection unit and an image changing unit. The display unit is configured to display a color image. The time setting unit is configured to set a time. The time to be set by the time setting unit can be changed by a user. The detection unit is configured to detect whether the time set by the time setting unit is passed. The image changing unit is configured to change a color image to be displayed on the display unit to a monochrome image so as to warn the user that the time set by the time setting unit is passed, if the detection unit detects that the time set by the time setting unit is passed.Type: GrantFiled: July 31, 2003Date of Patent: December 11, 2007Assignee: Canon Kabushiki KaishaInventors: Yasuhiro Tamekuni, Akihiro Fujiwara, Tsuyoshi Morofuji
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Publication number: 20060269266Abstract: At least one exemplary embodiment is directed to an imaging apparatus which includes a rear-focus-type lens system configured to perform autofocusing on the basis of a video signal received from an image pickup device. The imaging apparatus can determine a distance from a subject on the basis of correlation information (cam locus) detailing a correlation between the position of a zoom lens and the focus position of a focus lens, with respect to infrared light and visible light, and selects or calculates and determines a cam locus to be used.Type: ApplicationFiled: May 17, 2006Publication date: November 30, 2006Applicant: Canon Kabushiki KaishaInventor: Tsuyoshi Morofuji
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Publication number: 20060170813Abstract: In an image pickup apparatus, information of a distance to an object is acquired according to an image pickup direction such as panning or tilting under a condition where focusing can be conducted, an image pickup direction is detected at a present position due to a panning angle and a tilting angle in the case where focusing cannot be conducted at a low illumination level, the information of distance to an object corresponding to the detected image pickup direction is read out from the memory, and a focus lens is driven at the read position, thereby making it possible to take a photograph even under a condition where the object cannot be focused.Type: ApplicationFiled: February 1, 2006Publication date: August 3, 2006Inventor: Tsuyoshi Morofuji
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Patent number: 6704502Abstract: It is an object of the present invention to obtain optimum driving characteristics by correcting a deterioration in vibration correction characteristics, which is caused by a mechanical degradation such as shaft friction or deformation caused by the temperature and time change of vibration correction unit, or variations caused by the difference between individual devices.Type: GrantFiled: December 18, 2001Date of Patent: March 9, 2004Assignee: Canon Kabushiki KaishaInventor: Tsuyoshi Morofuji
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Publication number: 20040025175Abstract: A display apparatus according to the present invention is arranged to inform a user that the set time of a timer circuit capable of setting an arbitrary time will end shortly, immediately before the end of the set time, or inform the user that the set time has ended, immediately after the end of the set time, thereby preventing the user from using the display apparatus for an excessively long time without noticing the lapse of the use time of the display apparatus.Type: ApplicationFiled: July 31, 2003Publication date: February 5, 2004Inventors: Yasuhiro Tamekuni, Akihiro Fujiwara, Tsuyoshi Morofuji
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Patent number: 6630914Abstract: A display apparatus according to the present invention is arranged to inform a user that the set time of a timer circuit capable of setting an arbitrary time will end shortly, immediately before the end of the set time, or inform the user that the set time has ended, immediately after the end of the set time, thereby preventing the user from using the display apparatus for an excessively long time without noticing the lapse of the use time of the display apparatus.Type: GrantFiled: May 28, 1997Date of Patent: October 7, 2003Assignee: Canon Kabushiki KaishaInventors: Yasuhiro Tamekuni, Akihiro Fujiwara, Tsuyoshi Morofuji
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Publication number: 20020051635Abstract: It is an object of the present invention to obtain optimum driving characteristics by correcting a deterioration in vibration correction characteristics, which is caused by a mechanical degradation such as shaft friction or deformation caused by the temperature and time change of vibration correction unit, or variations caused by the difference between individual devices.Type: ApplicationFiled: December 18, 2001Publication date: May 2, 2002Inventor: Tsuyoshi Morofuji
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Patent number: 6343188Abstract: It is an object of the present invention to obtain optimum driving characteristics by correcting a deterioration in vibration correction characteristics, which is caused by a mechanical degradation such as shaft friction or deformation caused by the temperature and time change of vibration correction unit, or variations caused by the difference between individual devices.Type: GrantFiled: February 27, 1996Date of Patent: January 29, 2002Assignee: Canon Kabushiki KaishaInventor: Tsuyoshi Morofuji
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Patent number: 6233009Abstract: An image-shake correcting device includes a vibration sensor for detecting a vibration of an apparatus, a correcting member for correcting a movement of an image due to a vibration, a first controlling circuit for controlling the correcting member on the basis of an output of the vibration sensor and driving the correcting member in a direction in which the movement of the image is corrected, a detecting circuit for detecting a frequency and an amplitude of the vibration from the output of the vibration sensor, and a second controlling circuit for controlling a characteristic of the first controlling circuit on the basis of an output of the detecting circuit.Type: GrantFiled: October 15, 1997Date of Patent: May 15, 2001Assignee: Canon Kabushiki KaishaInventors: Tsuyoshi Morofuji, Akihiro Fujiwara
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Patent number: 6208377Abstract: An image-shake correcting device includes a vibration sensor for detecting a vibration of an apparatus, a correcting member for correcting a movement of an image due to a vibration, a first controlling circuit for controlling the correcting member on the basis of an output of the vibration sensor and driving the correcting member in a direction in which the movement of the image is corrected, a detecting circuit for detecting a frequency and an amplitude of the vibration from the output of the vibration sensor, and a second controlling circuit for controlling a characteristic of the first controlling circuit on the basis of an output of the detecting circuit.Type: GrantFiled: August 4, 1997Date of Patent: March 27, 2001Assignee: Canon Kabushiki KaishaInventors: Tsuyoshi Morofuji, Akihiro Fujiwara
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Patent number: 6172707Abstract: An image pickup device provided with an electronic image vibration compensating circuit, comprising an electronic zooming device for electronically varying the magnification of a designated portion of a taken image, a zoom lens constituting a phototaking lens, a zoom position detector for detecting the zoom position of the zoom lens, a driving circuit for zooming the zoom lens, and a control circuit for controlling the zoom lens and the electronic zooming device in mutually correlated manner, so as to maintain the image angle, determined by the zoom lens and the electronic zooming device at a predetermined value.Type: GrantFiled: February 27, 1997Date of Patent: January 9, 2001Assignee: Canon Kabushiki KaishaInventors: Toshimichi Ouchi, Akihiro Fujiwara, Tsuyoshi Morofuji
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Patent number: 5745799Abstract: An image blur prevention system includes a blur detecting circuit for detecting the blurring of an image and outputting a blurring signal corresponding thereto. A determination circuit is also provided in the system for determining, in response to the blurring signal output by the blur detecting circuit, that an image plane movement is taking place when the image blurring signal does not cross a central point of an output range of the blurring signal within a predetermined time period.Type: GrantFiled: September 19, 1994Date of Patent: April 28, 1998Assignee: Canon Kabushiki KaishaInventor: Tsuyoshi Morofuji