Patents by Inventor Toshiyuki Aoki
Toshiyuki Aoki 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: 20240138263Abstract: A light emitting element of one or more embodiments includes a first electrode, a second electrode oppositely to the first electrode, and an emission layer between the first electrode and the second electrode. The light emitting element of one or more embodiments includes a polycyclic compound represented by a specific chemical structure in the emission layer, thereby showing improved emission efficiency and life characteristics.Type: ApplicationFiled: September 18, 2023Publication date: April 25, 2024Inventors: Makoto YAMAMOTO, Keigo HOSHI, Yuji SUZAKI, Hirokazu KUWABARA, Nobutaka AKASHI, Ryuhei FURUE, Toshiyuki MATSUURA, Yoshiro SUGITA, Yuma AOKI, Yuuki MIYAZAKI
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Publication number: 20240127471Abstract: An information processing apparatus according to an embodiment of the present disclosure processes information about a position of an object moved by a mobile object, and includes an output unit configured to output the information about the position of the object. The information about the position of the object is obtained based on holding information indicating whether the object is held or not held by the mobile object and information about a position of the mobile object. The information about the position of the mobile object is obtained based on a captured image captured by an imaging device.Type: ApplicationFiled: January 13, 2022Publication date: April 18, 2024Inventors: Toshihiro OKAMOTO, Shin AOKI, Sukehiro KIMURA, Kenji NAGASHIMA, Toshiyuki IKEOH, Soichiro YOKOTA
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Publication number: 20240120885Abstract: A Doherty amplification device includes a distributor to distribute, into first and second signals, an input signal after distortion-compensation, first and second amplifiers, a combiner to combine the amplified first and second signals, and an adjuster between the distributor and the first or second amplifiers and to include a first calculation circuit to obtain a first-characteristic indicating a relationship of a gain of an output signal with respect to reference-power of the input signal, based on the output signal and the input signal, a classification circuit to classify the first-characteristic into regions according to the reference-power, a second calculation circuit to obtain a statistical-value of the gain for each regions, and a determination circuit to set, in the adjuster, a phase-delay at which distortion to be generated in the output signal is minimized, based on the statistical-value, wherein the adjuster adjusts the phase-delay of the first or second signals.Type: ApplicationFiled: July 12, 2023Publication date: April 11, 2024Applicant: Fujitsu LimitedInventors: Toshiyuki Aoki, Akihiko Komatsuzaki, Mitsuharu Hamano
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Patent number: 11346663Abstract: Provided is a stereo camera that is capable of reducing the distance error created by entrance pupil center movement between different principal ray angles of incidence. In the present invention, imaging system unit 100a images a standard image of an object. Imaging system unit 100b images a reference image of the object. A geometric correction information storage unit 114 stores geometric correction information for the standard image and reference image, which each have error depending on the differences between the positions of the object in the standard image and reference image if the entrance pupil center indicating the point of intersection between the principal ray and optical axis moves according to the angle of incidence and the positions of the object in the standard image and reference image if it is assumed that the entrance pupil center does not move according to the angle of incidence.Type: GrantFiled: July 18, 2018Date of Patent: May 31, 2022Assignee: Hitachi Astemo, Ltd.Inventors: Toshiyuki Aoki, Keiichi Betsui, Ichirou Kuzumi
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Patent number: 11259001Abstract: In order to improve parallax accuracy and output an accurate distance, this stereo image processing device is provided with: a stereo image capture unit that captures a plurality of images with different viewpoints; a synchronization unit that synchronizes image capture times when the plurality of images are captured; image correction units that parallelize and output the plurality of images captured by the stereo image capture unit; a parallax measurement unit that detects parallax on the basis of the images outputted by the image correction units; and an object detection unit that detects an object on the basis of the parallax measured by the parallax measurement unit, and is further provided with delay amount holding units that each hold, pixel by pixel, delay times from the image capture times synchronized by the synchronization unit, and an object parallax correction unit that corrects the parallax of the object detected by the object detection unit on the basis of the delay times held by the delay amounType: GrantFiled: July 27, 2018Date of Patent: February 22, 2022Assignee: Hitachi Astemo, Ltd.Inventors: Hideaki Kido, Takeshi Nagasaki, Toshiyuki Aoki
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Publication number: 20200271447Abstract: Provided is a stereo camera that is capable of reducing the distance error created by entrance pupil center movement between different principal ray angles of incidence. In the present invention, imaging system unit 100a images a standard image of an object. Imaging system unit 100b images a reference image of the object. A geometric correction information storage unit 114 stores geometric correction information for the standard image and reference image, which each have error depending on the differences between the positions of the object in the standard image and reference image if the entrance pupil center indicating the point of intersection between the principal ray and optical axis moves according to the angle of incidence and the positions of the object in the standard image and reference image if it is assumed that the entrance pupil center does not move according to the angle of incidence.Type: ApplicationFiled: July 18, 2018Publication date: August 27, 2020Inventors: Toshiyuki AOKI, Keiichi BETSUI, Ichirou KUZUMI
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Publication number: 20200267366Abstract: In order to improve parallax accuracy and output an accurate distance, this stereo image processing device is provided with: a stereo image capture unit that captures a plurality of images with different viewpoints; a synchronization unit that synchronizes image capture times when the plurality of images are captured; image correction units that parallelize and output the plurality of images captured by the stereo image capture unit; a parallax measurement unit that detects parallax on the basis of the images outputted by the image correction units; and an object detection unit that detects an object on the basis of the parallax measured by the parallax measurement unit, and is further provided with delay amount holding units that each hold, pixel by pixel, delay times from the image capture times synchronized by the synchronization unit, and an object parallax correction unit that corrects the parallax of the object detected by the object detection unit on the basis of the delay times held by the delay amounType: ApplicationFiled: July 27, 2018Publication date: August 20, 2020Inventors: Hideaki KIDO, Takeshi NAGASAKI, Toshiyuki AOKI
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Patent number: 10659762Abstract: The present invention provides a stereo camera in which it is possible to improve the precision of correcting vertical offset between a first image captured by a first image-capture unit and a second image captured by a second image-capture unit. In the present invention, an image-capture system unit 100a captures a benchmark image. An image-capture system unit 100b captures a reference image. A geometry correction unit 125 generates a plurality of geometry-corrected reference images having differing amounts of vertical-direction movement from the reference image. A parallax calculation unit 126 generates a plurality of parallax images from the combination of the benchmark image and each of the reference images. A parallax image evaluation unit 131 calculates evaluation values pertaining to the reliability of each of the parallax images.Type: GrantFiled: December 15, 2017Date of Patent: May 19, 2020Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Toshiyuki Aoki, Takuma Osato, Takeshi Nagasaki, Naoya Tada
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Patent number: 10636130Abstract: An image processing device processes an image captured by at least one image-capturing device including a lens which has characteristics of including an inflection point of a change rate of an incidence angle per image height with respect to the incidence angle at a predetermined inflection point incidence angle. The image processing device includes a resolution adjustment unit that adjusts resolution of an inflection point correspondence image area corresponding to the predetermined inflection point incidence angle and resolution of at least one of an inside image area positioned more inside than the inflection point correspondence image area and an outside image area positioned outside of the inflection point correspondence image area.Type: GrantFiled: April 13, 2016Date of Patent: April 28, 2020Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Haruki Matono, Takeshi Nagasaki, Toshiyuki Aoki, Seiji Murata, Masayuki Takemura, Keiichi Betsui
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Patent number: 10627218Abstract: An imaging apparatus includes a first imaging element that receives light having passed through a first optical element and outputs an image which has a luminance value corresponding to intensity of the light and is processed as a reference image. A second imaging element receives light having passed through a second optical element and outputs an image which has a luminance value corresponding to intensity of the light and is processed as a reference image. A distance calculation device calculates a distance image on the basis of the reference image and the comparison image, and recognition device recognizes an object on the basis of the distance image calculated by the distance calculation apparatus, in which the optical elements or the imaging elements satisfy at least one of conditions in which transmittance of the first optical element is higher than transmittance of the second optical element.Type: GrantFiled: July 26, 2013Date of Patent: April 21, 2020Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Toshiyuki Aoki, Yoshiyuki Sasada, Mirai Higuchi
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Publication number: 20200068186Abstract: The present invention provides a stereo camera in which it is possible to improve the precision of correcting vertical offset between a first image captured by a first image-capture unit and a second image captured by a second image-capture unit. In the present invention, an image-capture system unit 100a captures a benchmark image. An image-capture system unit 100b captures a reference image. A geometry correction unit 125 generates a plurality of geometry-corrected reference images having differing amounts of vertical-direction movement from the reference image. A parallax calculation unit 126 generates a plurality of parallax images from the combination of the benchmark image and each of the reference images. A parallax image evaluation unit 131 calculates evaluation values pertaining to the reliability of each of the parallax images.Type: ApplicationFiled: December 15, 2017Publication date: February 27, 2020Applicant: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Toshiyuki AOKI, Takuma OSATO, Takeshi NAGASAKI, Naoya TADA
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Patent number: 10381909Abstract: Disclosed is a linear vibration motor comprising a movable element that is equipped with a magnet and weights; a coil for applying a driving force on the magnet through the application of an electric current; a frame, wherein the coil is secured; a shaft, borne on or secured by the frame, for supporting the movable element so as to be able to vibrate along the axial direction; and coil springs, disposed between the movable element and the frame, for elastically supporting the vibration of the movable element along the axial direction, on both sides of the movable element in the direction of vibration, wherein the directions of winding of the coil springs are set so as to prevent rotational vibration, around the shaft, of the movable element that is vibrating reciprocatingly along the axial direction.Type: GrantFiled: April 24, 2017Date of Patent: August 13, 2019Assignee: Nidec Copal CorporationInventors: Shiwori Ishii, Masaji Yoshimura, Toshiyuki Aoki, Yoshinori Katada
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Patent number: 10306207Abstract: To process sensor information positively in an information processor to which plural sensors are connected. An information processing system including plural sensors, plural buses respectively connected to the plural sensors, an arbitration unit performing arbitration of the plural buses and a priority determination unit determining the priority of each of the plural sensors, in which the arbitration unit performs arbitration of the plural buses in accordance with the determination result of the priority determination unit.Type: GrantFiled: June 3, 2015Date of Patent: May 28, 2019Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Haruki Matono, Toshiyuki Aoki, Yoshiyuki Muto
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Patent number: 10210400Abstract: The objective of the present invention is to obtain an external environment-recognizing apparatus with which it is possible to obtain detection results having a necessary accuracy when a plurality of target objects from a captured image are detected.Type: GrantFiled: March 25, 2015Date of Patent: February 19, 2019Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Takeshi Shima, Toshiyuki Aoki, Haruki Matono, Tatsuhiko Monji, Rikiya Kashimura, Yasuto Arakaki
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Patent number: 10192309Abstract: A camera calibration device that captures images of at least one marker with at least two cameras and calibrates installation states of the at least two cameras based upon the captured images by the at least two cameras, includes: an extracting unit that extracts a feature amount of the at least one marker based upon the captured images by the at least two cameras; a primary calibration unit that calculates a position of each of the at least two cameras in a marker coordinate system, based upon the feature amount; and a secondary calibration unit that preforms coordinate transformation of the position of each of the cameras in the marker coordinate system calculated by the primary calibration unit, into a position of each of the cameras in a vehicle coordinate system.Type: GrantFiled: November 18, 2014Date of Patent: January 29, 2019Assignee: Clarion Co., Ltd.Inventors: Morihiko Sakano, Toshiyuki Aoki, Tsukasa Okada, Keiji Sato
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Publication number: 20180301700Abstract: The present invention provides a non-aqueous electrolyte secondary battery including a positive electrode, a negative electrode having a negative active material, and a non-aqueous electrolyte, characterized in that the negative active material contains composite particle (C), which has silicon-containing particle (A) and electronic conductive additive (B), the silicon-containing particle (A) has a content of carbon, and when measured at a temperature rising rate of 10±2° C./min by thermogravimetry, said composite particle (C) exhibits two stages of weight loss in the range of 30 to 1000° C.Type: ApplicationFiled: June 21, 2018Publication date: October 18, 2018Applicant: GS YUASA INTERNATIONAL LTD.Inventors: Toru TABUCHI, Toshiyuki AOKI, Minoru TESHIMA, Katsushi NISHIE
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Patent number: 10038186Abstract: The present invention provides a non-aqueous electrolyte secondary battery including a positive electrode, a negative electrode having a negative active material, and a non-aqueous electrolyte, characterized in that the negative active material contains composite particle (C), which has silicon-containing particle (A) and electronic conductive additive (B), the silicon-containing particle (A) has a content of carbon, and when measured at a temperature rising rate of 10±2° C./min by thermogravimetry, said composite particle (C) exhibits two stages of weight loss in the range of 30 to 1000° C.Type: GrantFiled: October 8, 2015Date of Patent: July 31, 2018Assignee: GS Yuasa International Ltd.Inventors: Toru Tabuchi, Toshiyuki Aoki, Minoru Teshima, Katsushi Nishie
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Patent number: 10026158Abstract: The present invention addresses the problem of providing an imaging device that prevents mismatching in image matching for parallax calculation even if the sharpnesses of an end part and center part of a processing area differ. An imaging device 1 according to the present invention is provided with a means for equalizing the sharpnesses of the processing areas of a reference image and a comparison image.Type: GrantFiled: August 17, 2015Date of Patent: July 17, 2018Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Toshiyuki Aoki, Takeshi Shima, Tatsuhiko Monji, Hiroshi Kuroda, Keiichi Betsui, Seiji Murata
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Publication number: 20180150949Abstract: An image processing device processes an image captured by at least one image-capturing device including a lens which has characteristics of including an inflection point of a change rate of an incidence angle per image height with respect to the incidence angle at a predetermined inflection point incidence angle. The image processing device includes a resolution adjustment unit that adjusts resolution of an inflection point correspondence image area corresponding to the predetermined inflection point incidence angle and resolution of at least one of an inside image area positioned more inside than the inflection point correspondence image area and an outside image area positioned outside of the inflection point correspondence image area.Type: ApplicationFiled: April 13, 2016Publication date: May 31, 2018Inventors: Haruki MATONO, Takeshi NAGASAKI, Toshiyuki AOKI, Seiji MURATA, Masayuki TAKEMURA, Keiichi BETSUI
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Publication number: 20180145329Abstract: Provided is a negative electrode for a nonaqueous-electrolyte energy storage device containing graphite, non-graphitizable carbon, and a binder. An average particle size of the non-graphitizable carbon is 8 ?m or less. A ratio of the mass of the non-graphitizable carbon to a total mass of the graphite and the non-graphitizable carbon is 10% by mass or more and 50% by mass or less.Type: ApplicationFiled: April 25, 2016Publication date: May 24, 2018Inventors: Hiroaki ENDO, Toshiyuki AOKI, Hiro FURIYA