Patents by Inventor Hideo Kawahara
Hideo Kawahara 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: 10486286Abstract: A machining assistance system for assisting a machining apparatus includes: a workpiece supporting force generating unit, which generates workpiece supporting force against machining reaction force that is exerted on a machining portion of a workpiece by a working tool; a supporting device, which moves the supporting force generating unit while supporting the supporting force generating unit; and a workpiece supporting force control device, which controls operation of the workpiece supporting force generating unit and operation of the supporting device based on machining reaction force related data related to the machining reaction force and machining position related data related to a machining position of the working tool, such that the workpiece supporting force generating unit exerts the workpiece supporting force on the workpiece against the machining reaction force.Type: GrantFiled: December 26, 2014Date of Patent: November 26, 2019Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Takashi Kitahata, Hideo Kawahara
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Patent number: 10343288Abstract: A machining system having plural machining devices installed at plural points in a robot arm, the machining system carrying out machining to a processed object made of metal be by using these machining devices, the machining system further having a control device that controls drive of the machining devices so as to offset processing reaction forces by at least one of a thrust force and a torque to be obtained when the machining devices carry out machining to the processed object simultaneously between the machining devices.Type: GrantFiled: December 25, 2015Date of Patent: July 9, 2019Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Atsushi Hirashima, Hideo Kawahara, Masamichi Yamaguchi
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Publication number: 20180001484Abstract: A machining system having plural machining devices installed at plural points in a robot arm. the machining system carrying out machining to a processed object made of metal be by using these machining devices, the machining system further having a control device that controls drive of the machining devices so as to offset processing reaction forces by at least one of a thrust force and a torque to be obtained when the machining devices carry out machining to the processed object simultaneously between the machining devices.Type: ApplicationFiled: December 25, 2015Publication date: January 4, 2018Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Atsushi HIRASHIMA, Hideo KAWAHARA, Masamichi YAMAGUCHI
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Publication number: 20160318151Abstract: A machining assistance system for assisting a machining apparatus includes: a workpiece supporting force generating unit, which generates workpiece supporting force against machining reaction force that is exerted on a machining portion of a workpiece by a working tool; a supporting device, which moves the supporting force generating unit while supporting the supporting force generating unit; and a workpiece supporting force control device, which controls operation of the workpiece supporting force generating unit and operation of the supporting device based on machining reaction force related data related to the machining reaction force and machining position related data related to a machining position of the working tool, such that the workpiece supporting force generating unit exerts the workpiece supporting force on the workpiece against the machining reaction force.Type: ApplicationFiled: December 26, 2014Publication date: November 3, 2016Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Takashi KITAHATA, Hideo KAWAHARA
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Patent number: 9279671Abstract: An image pickup apparatus is disclosed which provides an appropriate inclination guide display in accordance with an aspect ratio of a picked-up image and the like. The image pickup apparatus includes an inclination detector which detects an inclination of the image pickup apparatus, a display device capable of superimposedly showing an inclination guide display corresponding to a detection output from the inclination detector, on a picked-up image, and an aspect ratio setter which sets the aspect ratio of a picked-up image. The apparatus includes a display controller which controls whether or not to show the inclination guide display on the display device on the basis of the aspect ratio set by the aspect ratio setter.Type: GrantFiled: February 5, 2014Date of Patent: March 8, 2016Assignee: Canon Kabushiki KaishaInventors: Tatsuya Yamazaki, Masahiro Shibata, Yoshikazu Ishikawa, Kazunori Ishii, Hideo Kawahara, Hitoshi Yasuda, Daisuke Ishikawa
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Patent number: 9170100Abstract: An image pickup apparatus is disclosed which provides an appropriate inclination guide display in accordance with an aspect ratio of a picked-up image and the like. The image pickup apparatus includes an inclination detector which detects an inclination of the image pickup apparatus, a display device capable of superimposedly showing an inclination guide display corresponding to a detection output from the inclination detector, on a picked-up image, and an aspect ratio setter which sets the aspect ratio of a picked-up image. The apparatus includes a display controller which controls whether or not to show the inclination guide display on the display device on the basis of the aspect ratio set by the aspect ratio setter.Type: GrantFiled: November 1, 2012Date of Patent: October 27, 2015Assignee: Canon Kabushiki KaishaInventors: Tatsuya Yamazaki, Masahiro Shibata, Yoshikazu Ishikawa, Kazunori Ishii, Hideo Kawahara, Hitoshi Yasuda, Daisuke Ishikawa
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Patent number: 8929726Abstract: An image stabilization apparatus wherein a detection unit detects camera shake in first and second directions that are not parallel to each other and a calculation unit calculates first and second correction amounts for correcting the camera shake in the first and second directions, respectively, based on outputs from the detection unit. A control unit controls correction characteristics of the calculation unit so as to restrain correction of a movement corresponding to a panning operation in the first and second directions as the first and second correction amounts becomes larger, controls the correction characteristics of the second correction amount based on the first correction amount and controls the correction characteristics of the first correction amount based on the second correction amount and a correction unit corrects the camera shake based on the calculated correction amounts.Type: GrantFiled: March 11, 2013Date of Patent: January 6, 2015Assignee: Canon Kabushiki KaishaInventor: Hideo Kawahara
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Publication number: 20140375867Abstract: An image pickup apparatus that is capable of reducing changes in characteristics of a transmittance changing member. The image pickup apparatus includes an image pickup device, an optical unit for forming an object image on the image pickup device, and a physical stop that is provided between the optical unit and the image pickup device and is capable of changing a transmittance thereof with which incident light is transmitted therethrough. A reduced light amount by the physical stop is calculated. The transmittance of the physical stop is controlled using the calculated reduced light amount such that a change in characteristics of the physical stop beyond an acceptable level is not caused by heat generated by absorption of light incident from the optical unit by the physical stop.Type: ApplicationFiled: June 20, 2014Publication date: December 25, 2014Inventor: Hideo Kawahara
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Patent number: 8890961Abstract: An image pickup apparatus is disclosed which provides an appropriate inclination guide display in accordance with an aspect ratio of a picked-up image and the like. The image pickup apparatus includes an inclination detector which detects an inclination of the image pickup apparatus, a display device capable of superimposedly showing an inclination guide display corresponding to a detection output from the inclination detector, on a picked-up image, and an aspect ratio setter which sets the aspect ratio of a picked-up image. The apparatus includes a display controller which controls whether or not to show the inclination guide display on the display device on the basis of the aspect ratio set by the aspect ratio setter.Type: GrantFiled: November 15, 2010Date of Patent: November 18, 2014Assignee: Canon Kabushiki KaishaInventors: Tatsuya Yamazaki, Masahiro Shibata, Yoshikazu Ishikawa, Kazunori Ishii, Hideo Kawahara, Hitoshi Yasuda, Daisuke Ishikawa
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Publication number: 20140152812Abstract: An image pickup apparatus is disclosed which provides an appropriate inclination guide display in accordance with an aspect ratio of a picked-up image and the like. The image pickup apparatus includes an inclination detector which detects an inclination of the image pickup apparatus, a display device capable of superimposedly showing an inclination guide display corresponding to a detection output from the inclination detector, on a picked-up image, and an aspect ratio setter which sets the aspect ratio of a picked-up image. The apparatus includes a display controller which controls whether or not to show the inclination guide display on the display device on the basis of the aspect ratio set by the aspect ratio setter.Type: ApplicationFiled: February 5, 2014Publication date: June 5, 2014Applicant: CANON KABUSHIKI KAISHAInventors: Tatsuya Yamazaki, Masahiro Shibata, Yoshikazu Ishikawa, Kazunori Ishii, Hideo Kawahara, Hitoshi Yasuda, Daisuke Ishikawa
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Patent number: 8743268Abstract: An image capturing apparatus comprises an image capturing unit, a motion vector detection unit which detects a motion vector quantity representing a shift amount between images from image signals successively obtained by the image capturing unit, an angle conversion unit which converts the motion vector quantity into an angular displacement amount between the images on the basis of a zoom position of the zoom lens, a shift angle calculation unit which calculates a shift angle from an optical axis of the imaging optical system by calculating the angular displacement amount, a shift amount conversion unit which converts the shift angle into a shift amount on an image plane of the image capturing unit on the basis of the zoom position of the zoom lens, and a correction unit which corrects a shift on the basis of the shift amount on the image plane.Type: GrantFiled: December 3, 2008Date of Patent: June 3, 2014Assignee: Canon Kabushiki KaishaInventor: Hideo Kawahara
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Patent number: 8692894Abstract: An image pickup apparatus is disclosed which provides an appropriate inclination guide display in accordance with an aspect ratio of a picked-up image and the like. The image pickup apparatus includes an inclination detector which detects an inclination of the image pickup apparatus, a display device capable of superimposedly showing an inclination guide display corresponding to a detection output from the inclination detector, on a picked-up image, and an aspect ratio setter which sets the aspect ratio of a picked-up image. The apparatus includes a display controller which controls whether or not to show the inclination guide display on the display device on the basis of the aspect ratio set by the aspect ratio setter.Type: GrantFiled: November 15, 2010Date of Patent: April 8, 2014Assignee: Canon Kabushiki KaishaInventors: Tatsuya Yamazaki, Masahiro Shibata, Yoshikazu Ishikawa, Kazunori Ishii, Hideo Kawahara, Hitoshi Yasuda, Daisuke Ishikawa
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Patent number: 8497913Abstract: An image pickup apparatus is disclosed which provides an appropriate inclination guide display in accordance with an aspect ratio of a picked-up image and the like. The image pickup apparatus includes an inclination detector which detects an inclination of the image pickup apparatus, a display device capable of superimposedly showing an inclination guide display corresponding to a detection output from the inclination detector, on a picked-up image, and an aspect ratio setter which sets the aspect ratio of a picked-up image. The apparatus includes a display controller which controls whether or not to show the inclination guide display on the display device on the basis of the aspect ratio set by the aspect ratio setter.Type: GrantFiled: November 15, 2010Date of Patent: July 30, 2013Assignee: Canon Kabushiki KaishaInventors: Tatsuya Yamazaki, Masahiro Shibata, Yoshikazu Ishikawa, Kazunori Ishii, Hideo Kawahara, Hitoshi Yasuda, Daisuke Ishikawa
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Patent number: 8417103Abstract: An image stabilization apparatus wherein a detection unit detects camera shake in first and second directions that are not parallel to each other and a calculation unit calculates first and second correction amounts for correcting the camera shake in the first and second directions, respectively, based on outputs from the detection unit. A control unit controls correction characteristics of the calculation unit so as to restrain correction of a movement corresponding to a panning operation in the first and second directions as the first and second correction amounts becomes larger, controls the correction characteristics of the second correction amount based on the first correction amount and controls the correction characteristics of the first correction amount based on the second correction amount and a correction unit corrects the camera shake based on the calculated correction amounts.Type: GrantFiled: November 11, 2011Date of Patent: April 9, 2013Assignee: Canon Kabushiki KaishaInventor: Hideo Kawahara
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Publication number: 20120076478Abstract: An image stabilization apparatus wherein a detection unit detects camera shake in first and second directions that are not parallel to each other and a calculation unit calculates first and second correction amounts for correcting the camera shake in the first and second directions, respectively, based on outputs from the detection unit. A control unit controls correction characteristics of the calculation unit so as to restrain correction of a movement corresponding to a panning operation in the first and second directions as the first and second correction amounts becomes larger, controls the correction characteristics of the second correction amount based on the first correction amount and controls the correction characteristics of the first correction amount based on the second correction amount and a correction unit corrects the camera shake based on the calculated correction amounts.Type: ApplicationFiled: November 11, 2011Publication date: March 29, 2012Applicant: CANON KABUSHIKI KAISHAInventor: Hideo Kawahara
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Patent number: 8079260Abstract: An electronic apparatus includes an acceleration detection unit configured to detect acceleration acting on the electronic apparatus, a noise removal unit configured to remove a noise component from an output of the acceleration detection unit, a first determination unit configured to determine whether output from the noise removal unit indicates acceleration equal to or less than a first acceleration, a second determination unit configured to determine whether output from the noise removal unit indicates acceleration equal to or less than a second acceleration, and a fall state determination unit configured to determine that the electronic apparatus is falling when the first determination unit detects that output from the noise removal unit is equal to or less than the first acceleration, or when the second determination unit determines that output from the noise removal unit is equal to or less than the second acceleration.Type: GrantFiled: July 25, 2008Date of Patent: December 20, 2011Assignee: Canon Kabushiki KaishaInventor: Hideo Kawahara
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Patent number: 8078044Abstract: An image stabilization apparatus comprises a detection unit that detects camera shake in first and second directions orthogonal to each other, first and second filter units that cut off a low frequency component of an output from the detection unit, a calculation unit that calculates correction amounts for correcting camera shake in the first and second directions based on outputs from the first and second filter units, a control unit that controls cutoff frequencies of the first and second filter units based on the first and second correction amounts, wherein the larger the correction amount the higher the cutoff frequency, a determination unit that determines whether the first and second correction amounts exceed predetermined values, and a correction unit that corrects camera shake based on the calculated correction amounts.Type: GrantFiled: July 1, 2010Date of Patent: December 13, 2011Assignee: Canon Kabushiki KaishaInventor: Hideo Kawahara
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Patent number: 8035695Abstract: An image sensing apparatus which has an optical system, the focal length of which is variable, and an image sensing element that converts an image formed by the optical system into an electrical signal, and can sense and record a moving image and still image, includes a focal length detection circuit for detecting the focal length of the optical system, and a control unit for inhibiting recording of the still image in accordance with the focal length detected by the focal length detection circuit.Type: GrantFiled: April 24, 2009Date of Patent: October 11, 2011Assignee: Canon Kabushiki KaishaInventor: Hideo Kawahara
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Patent number: 8022995Abstract: An image pickup apparatus is disclosed which provides an appropriate inclination guide display in accordance with an aspect ratio of a picked-up image and the like. The image pickup apparatus includes an inclination detector which detects an inclination of the image pickup apparatus, a display device capable of superimposedly showing an inclination guide display corresponding to a detection output from the inclination detector, on a picked-up image, and an aspect ratio setter which sets the aspect ratio of a picked-up image. The apparatus includes a display controller which controls whether or not to show the inclination guide display on the display device on the basis of the aspect ratio set by the aspect ratio setter.Type: GrantFiled: March 7, 2008Date of Patent: September 20, 2011Assignee: Canon Kabushiki KaishaInventors: Tatsuya Yamazaki, Masahiro Shibata, Yoshikazu Ishikawa, Kazunori Ishii, Hideo Kawahara, Hitoshi Yasuda, Daisuke Ishikawa
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Publication number: 20110115933Abstract: An image pickup apparatus is disclosed which provides an appropriate inclination guide display in accordance with an aspect ratio of a picked-up image and the like. The image pickup apparatus includes an inclination detector which detects an inclination of the image pickup apparatus, a display device capable of superimposedly showing an inclination guide display corresponding to a detection output from the inclination detector, on a picked-up image, and an aspect ratio setter which sets the aspect ratio of a picked-up image. The apparatus includes a display controller which controls whether or not to show the inclination guide display on the display device on the basis of the aspect ratio set by the aspect ratio setter.Type: ApplicationFiled: November 15, 2010Publication date: May 19, 2011Applicant: CANON KABUSHIKI KAISHAInventors: Tatsuya Yamazaki, Masahiro Shibata, Yoshikazu Ishikawa, Kazunori Ishii, Hideo Kawahara, Hitoshi Yasuda, Daisuke Ishikawa