Patents by Inventor Toshiaki Maeda
Toshiaki Maeda 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: 11971633Abstract: An electrode structure includes: a plurality of pixel electrodes arranged separately from each other; and a plurality of dielectric layers laminated in a first direction with respect to the plurality of pixel electrodes, in which the plurality of dielectric layers includes: a first dielectric layer that spreads over the plurality of pixel electrodes in a direction intersecting with the first direction; and a second dielectric layer that includes dielectric material having a refractive index higher than that of the first dielectric layer, sandwiches the first dielectric layer together with the plurality of pixel electrodes, and has a slit at a position overlapping space between pixel electrodes adjacent when viewed from the first direction.Type: GrantFiled: May 15, 2020Date of Patent: April 30, 2024Assignees: SONY SEMICONDUCTOR SOLUTIONS CORPORATION, SONY GROUP CORPORATIONInventors: Takashi Sakairi, Tomoaki Honda, Tsuyoshi Okazaki, Keiichi Maeda, Chiho Araki, Katsunori Dai, Shunsuke Narui, Kunihiko Hikichi, Kouta Fukumoto, Toshiaki Okada, Takuma Matsuno, Yuu Kawaguchi, Yuuji Adachi, Koichi Amari, Hideki Kawaguchi, Seiya Haraguchi, Takayoshi Masaki, Takuya Fujino, Tadayuki Dofuku, Yosuke Takita, Kazuhiro Tamura, Atsushi Tanaka
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Publication number: 20230273400Abstract: A focus adjustment control apparatus is provided which includes: a focus detection unit that calculates an evaluation value with regard to contrast of an image via an optical system to detect a focus adjustment state of the optical system; an acquisition unit that acquires from a lens barrel at least one of a maximum value and a minimum value of an image plane movement coefficient that represents correspondence relationship between a movement amount of a focus adjustment lens included in the optical system and a movement amount of an image plane; and a control unit that uses at least one of the maximum value and the minimum value of the image plane movement coefficient to determine a drive speed for the focus adjustment lens when the focus detection unit detects the focus adjustment state.Type: ApplicationFiled: April 10, 2023Publication date: August 31, 2023Applicant: NIKON CORPORATIONInventors: Hiroyuki TOMITA, Toshiaki MAEDA
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Publication number: 20220342178Abstract: A focus adjustment control apparatus is provided which includes: a focus detection unit that calculates an evaluation value with regard to contrast of an image via an optical system to detect a focus adjustment state of the optical system; an acquisition unit that acquires from a lens barrel at least one of a maximum value and a minimum value of an image plane movement coefficient that represents correspondence relationship between a movement amount of a focus adjustment lens included in the optical system and a movement amount of an image plane; and a control unit that uses at least one of the maximum value and the minimum value of the image plane movement coefficient to determine a drive speed for the focus adjustment lens when the focus detection unit detects the focus adjustment state.Type: ApplicationFiled: July 11, 2022Publication date: October 27, 2022Applicant: NIKON CORPORATIONInventors: Hiroyuki TOMITA, Toshiaki MAEDA
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Patent number: 11474325Abstract: A focus adjustment control apparatus is provided which includes: a focus detection unit that calculates an evaluation value with regard to contrast of an image via an optical system to detect a focus adjustment state of the optical system; an acquisition unit that acquires from a lens barrel at least one of a maximum value and a minimum value of an image plane movement coefficient that represents correspondence relationship between a movement amount of a focus adjustment lens included in the optical system and a movement amount of an image plane; and a control unit that uses at least one of the maximum value and the minimum value of the image plane movement coefficient to determine a drive speed for the focus adjustment lens when the focus detection unit detects the focus adjustment state.Type: GrantFiled: April 22, 2019Date of Patent: October 18, 2022Assignee: NIKON CORPORATIONInventors: Hiroyuki Tomita, Toshiaki Maeda
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Publication number: 20220281122Abstract: A linear member gripping device includes: a first gripping member that abuts a linear member; a second gripping member that abuts the linear member and has a protrusion; a first drive part and a second drive part that change relative positions of the first and second gripping members; and a limitation part that limits movement of the linear member sandwiched between the first and second gripping members at a predetermined limitation position.Type: ApplicationFiled: August 28, 2020Publication date: September 8, 2022Applicant: OMRON CorporationInventors: Satoru NISHIMAKI, Takayuki KOMAYA, Nobumasa MIKI, Kazumasa SEKI, Toshiaki MAEDA, Toshinori TANAKA
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Patent number: 11428897Abstract: A focus adjustment control apparatus is provided which includes: a focus detection unit that calculates an evaluation value with regard to contrast of an image via an optical system to detect a focus adjustment state of the optical system; an acquisition unit that acquires from a lens barrel at least one of a maximum value and a minimum value of an image plane movement coefficient that represents correspondence relationship between a movement amount of a focus adjustment lens included in the optical system and a movement amount of an image plane; and a control unit that uses at least one of the maximum value and the minimum value of the image plane movement coefficient to determine a drive speed for the focus adjustment lens when the focus detection unit detects the focus adjustment state.Type: GrantFiled: April 22, 2019Date of Patent: August 30, 2022Assignee: NIKON CORPORATIONInventors: Hiroyuki Tomita, Toshiaki Maeda
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Publication number: 20220086361Abstract: An electronic apparatus includes a detection unit that detects eyes from an image, a selection unit that selects one eye from the eyes detected by the detection unit, an operation unit that accepts an operation of causing the selection unit to select an eye different from the selected eye, and a display unit that displays an indication superimposed on an image indicating that the eye is selected by the selection unit.Type: ApplicationFiled: December 27, 2019Publication date: March 17, 2022Applicant: NIKON CORPORATIONInventors: Toshiaki MAEDA, Yuki KITA, Noriyoshi TACHIKAWA, Tetsuto KAWAZU, Hiroshi TAKEUCHI, Ikuya SAITO, Toru KIJIMA, Masayuki SAITO
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Publication number: 20190243090Abstract: A focus adjustment control apparatus is provided which includes: a focus detection unit that calculates an evaluation value with regard to contrast of an image via an optical system to detect a focus adjustment state of the optical system; an acquisition unit that acquires from a lens barrel at least one of a maximum value and a minimum value of an image plane movement coefficient that represents correspondence relationship between a movement amount of a focus adjustment lens included in the optical system and a movement amount of an image plane; and a control unit that uses at least one of the maximum value and the minimum value of the image plane movement coefficient to determine a drive speed for the focus adjustment lens when the focus detection unit detects the focus adjustment state.Type: ApplicationFiled: April 22, 2019Publication date: August 8, 2019Applicant: NIKON CORPORATIONInventors: Hiroyuki TOMITA, Toshiaki MAEDA
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Publication number: 20190174053Abstract: A lens barrel attached to an imaging device, including a focus lens unit that is movable in an optical axis direction; an actuator that moves the focus lens unit along the optical axis direction; a drive control section that controls drive of the actuator; and a setting section that is capable of setting a movement range of the focus lens unit to be one of a first range and a second range that differ from each other with respect to at least one of one end and another end, each range defining the range in which the focus lens unit is allowed to move. Even when the movement range of the focus lens unit is set by the setting section to be one of the first range and the second range, the drive control section removes the setting of the movement range when instructions are received from the imaging device.Type: ApplicationFiled: February 4, 2019Publication date: June 6, 2019Applicant: NIKON CORPORATIONInventors: Teppei OKUYAMA, Hidefumi OTA, Toshiaki MAEDA, Satoshi HARA, Akihiko KAWAI
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Patent number: 10302902Abstract: A focus adjustment control apparatus is provided which includes: a focus detection unit that calculates an evaluation value with regard to contrast of an image via an optical system to detect a focus adjustment state of the optical system; an acquisition unit that acquires from a lens barrel at least one of a maximum value and a minimum value of an image plane movement coefficient that represents correspondence relationship between a movement amount of a focus adjustment lens included in the optical system and a movement amount of an image plane; and a control unit that uses at least one of the maximum value and the minimum value of the image plane movement coefficient to determine a drive speed for the focus adjustment lens when the focus detection unit detects the focus adjustment state.Type: GrantFiled: March 16, 2017Date of Patent: May 28, 2019Assignee: NIKON CORPORATIONInventors: Hiroyuki Tomita, Toshiaki Maeda
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Patent number: 10230887Abstract: A lens barrel attached to an imaging device, including a focus lens unit that is movable in an optical axis direction; an actuator that moves the focus lens unit along the optical axis direction; a drive control section that controls drive of the actuator; and a setting section that is capable of setting a movement range of the focus lens unit to be one of a first range and a second range that differ from each other with respect to at least one of one end and another end, each range defining the range in which the focus lens unit is allowed to move. Even when the movement range of the focus lens unit is set by the setting section to be one of the first range and the second range, the drive control section removes the setting of the movement range when instructions are received from the imaging device.Type: GrantFiled: March 12, 2015Date of Patent: March 12, 2019Assignee: NIKON CORPORATIONInventors: Teppei Okuyama, Hidefumi Ota, Toshiaki Maeda, Satoshi Hara, Akihiko Kawai
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Publication number: 20170184811Abstract: A focus adjustment control apparatus is provided which includes: a focus detection unit that calculates an evaluation value with regard to contrast of an image via an optical system to detect a focus adjustment state of the optical system; an acquisition unit that acquires from a lens barrel at least one of a maximum value and a minimum value of an image plane movement coefficient that represents correspondence relationship between a movement amount of a focus adjustment lens included in the optical system and a movement amount of an image plane; and a control unit that uses at least one of the maximum value and the minimum value of the image plane movement coefficient to determine a drive speed for the focus adjustment lens when the focus detection unit detects the focus adjustment state.Type: ApplicationFiled: March 16, 2017Publication date: June 29, 2017Applicant: NIKON CORPORATIONInventors: Hiroyuki TOMITA, Toshiaki MAEDA
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Patent number: 9635239Abstract: A focus adjustment control apparatus is provided which includes: a focus detection unit that calculates an evaluation value with regard to contrast of an image via an optical system to detect a focus adjustment state of the optical system; an acquisition unit that acquires from a lens barrel at least one of a maximum value and a minimum value of an image plane movement coefficient that represents correspondence relationship between a movement amount of a focus adjustment lens included in the optical system and a movement amount of an image plane; and a control unit that uses at least one of the maximum value and the minimum value of the image plane movement coefficient to determine a drive speed for the focus adjustment lens when the focus detection unit detects the focus adjustment state.Type: GrantFiled: May 1, 2014Date of Patent: April 25, 2017Assignee: NIKON CORPORATIONInventors: Hiroyuki Tomita, Toshiaki Maeda
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Publication number: 20170099428Abstract: A lens barrel attached to an imaging device, including a focus lens unit that is movable in an optical axis direction; an actuator that moves the focus lens unit along the optical axis direction; a drive control section that controls drive of the actuator; and a setting section that is capable of setting a movement range of the focus lens unit to be one of a first range and a second range that differ from each other with respect to at least one of one end and another end, each range defining the range in which the focus lens unit is allowed to move. Even when the movement range of the focus lens unit is set by the setting section to be one of the first range and the second range, the drive control section removes the setting of the movement range when instructions are received from the imaging device.Type: ApplicationFiled: March 12, 2015Publication date: April 6, 2017Applicant: NIKON CORPORATIONInventors: Teppei OKUYAMA, Hidefumi OTA, Toshiaki MAEDA, Satoshi HARA, Akihiko KAWAI
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Publication number: 20160327922Abstract: There has been a desire for proactively adding more detailed embodiments relating to the acquisition and use of biometric information. Therefore, according to a first aspect of the present invention, for example, provided is an electronic device including an input section that inputs biometric information, which is information relating to a living body of a user; and an output section that outputs a limit signal limiting contact with the user to a bidirectional communication device, based on the biometric information.Type: ApplicationFiled: June 22, 2016Publication date: November 10, 2016Applicant: NIKON CORPORATIONInventors: Masakazu SEKIGUCHI, Motoyuki KUBOI, Toshiaki MAEDA, Kazue MINAGAWA, Hiromi TOMII
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Publication number: 20140320736Abstract: A focus adjustment control apparatus is provided which includes: a focus detection unit that calculates an evaluation value with regard to contrast of an image via an optical system to detect a focus adjustment state of the optical system; an acquisition unit that acquires from a lens barrel at least one of a maximum value and a minimum value of an image plane movement coefficient that represents correspondence relationship between a movement amount of a focus adjustment lens included in the optical system and a movement amount of an image plane; and a control unit that uses at least one of the maximum value and the minimum value of the image plane movement coefficient to determine a drive speed for the focus adjustment lens when the focus detection unit detects the focus adjustment state.Type: ApplicationFiled: May 1, 2014Publication date: October 30, 2014Inventors: Hiroyuki TOMITA, Toshiaki MAEDA
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Publication number: 20130234826Abstract: There has been a desire for proactively adding more detailed embodiments relating to the acquisition and use of biometric information. Therefore, according to a first aspect of the present invention, for example, provided is an electronic device including an input section that inputs biometric information, which is information relating to a living body of a user; and an output section that outputs a limit signal limiting contact with the user to a bidirectional communication device, based on the biometric information.Type: ApplicationFiled: November 16, 2011Publication date: September 12, 2013Applicant: NIKON CORPORATIONInventors: Masakazu Sekiguchi, Motoyuki Kuboi, Toshiaki Maeda, Kazue Minagawa, Hiromi Tomii
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Publication number: 20120229661Abstract: Conventional apparatuses did not pay enough attention to assisting operations when the user is in a state differing from the normal, state. Therefore, provided is a photography lens that comprises a first biometric detection apparatus that is capable of detecting change in biometric information of a photographer, or a photographing apparatus that captures an image and comprises a holding section, an operating section for performing an image capturing operation, and a second biometric detection apparatus that is capable of detecting change in biometric information of a photographer and that is disposed in at least one of the holding section and the operating section.Type: ApplicationFiled: May 25, 2012Publication date: September 13, 2012Applicant: NIKON CORPORATIONInventors: Masakazu SEKIGUCHI, Toshiaki MAEDA, Toshikazu MORIKAWA, Hisashi SANO, Misa KAWAMURA
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Patent number: 8159561Abstract: This invention includes an imaging device that photographs a subject image, a first storage device that stores image data output from the imaging device at a first time interval, a display device that reads the image data stored in the first storage device at the first time interval and display the image data, a second storage device that reads the image data stored in the first storage device at a second time interval and stores the image data and a feature extraction device that extracts a feature section of the subject based upon the image data stored in the second storage device. Therefore, image data output from the imaging device for an image display is once stored in the second storage device and the feature section is extracted from the stored image data, so an extraction is not affected by an update of the first storage device.Type: GrantFiled: October 1, 2004Date of Patent: April 17, 2012Assignee: Nikon CorporationInventors: Hirotake Nozaki, Yasuyuki Motoki, Hideo Hibino, Toshiaki Maeda, Tadashi Ohta
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Patent number: 7983550Abstract: A focus adjusting apparatus includes an imaging unit, a calculation unit, a detection unit, and a control unit. The imaging unit is configured to generate an imaging signal of an image formed by an optical system. The calculation unit is configured to calculate based on the imaging signal a focus evaluation value in accordance with a focus adjustment position of the optical system. The detection unit is configured to detect a state with respect to a size of the image. The control unit is configured to control focus adjustment of the optical system based on a rate of change in the focus evaluation value and the state with respect to the size of the image.Type: GrantFiled: November 20, 2008Date of Patent: July 19, 2011Assignee: Nikon CorporationInventor: Toshiaki Maeda