Patents by Inventor Yoshiaki Adachi
Yoshiaki Adachi 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: 20240130654Abstract: A biomagnetic field measurement device to measure a biomagnetic field includes a superconducting quantum interference device (SQUID) sensor, and includes a flux locked loop unit. The SQUID sensor includes an adjustment device configured to adjust a loop gain of the flux locked loop unit.Type: ApplicationFiled: September 5, 2023Publication date: April 25, 2024Inventors: Takashi YASUI, Ryoh MAEDA, Daisuke OYAMA, Yoshiaki ADACHI
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Patent number: 11932346Abstract: A saddle-type vehicle includes a power unit including a multistage transmission having a plurality of gear positions, a transmission actuating mechanism for changing the gear positions, a shift spindle as an input shaft of the transmission actuating mechanism, a crankcase housing therein the multistage transmission and the transmission actuating mechanism, and a crankcase cover covering a side portion of the crankcase. The shift spindle is disposed in the periphery of the crankcase cover and is coupled to a shift actuator mounted on the crankcase cover by a joint rod. Such saddle-type vehicle having a power unit with a shift spindle movable by a shift actuator, in which the shift spindle and the shift actuator are combined with each other in a small-size layout with a joint rod joining the shift spindle and the shift actuator to each other, allows the joint rod to be installed in position with ease.Type: GrantFiled: November 12, 2020Date of Patent: March 19, 2024Assignee: Honda Motor Co., Ltd.Inventors: Takashi Kudo, Yoshiaki Nedachi, Junya Ono, Jun Adachi
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Patent number: 11915494Abstract: A relative position determining apparatus according to the present invention includes: a first trajectory information obtaining unit obtaining first trajectory information that is a set of first trajectory points indicating positions that a first moving object has passed; a second trajectory information obtaining unit obtaining second trajectory information that is a set of second trajectory points indicating positions that a second moving object has passed; a map information obtaining unit obtaining map information including lane shape information indicating a shape of each lane; a matching determining unit determining whether each of the first trajectory information and the second trajectory information matches the lane shape information; and a relative lane determining unit determining relative lanes of the first moving object and the second moving object, based on a result of the determination by the matching determining unit.Type: GrantFiled: June 19, 2019Date of Patent: February 27, 2024Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Yoshiaki Adachi, Yuji Hamada, Takayoshi Takehara
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Patent number: 11846693Abstract: A magnetic field calibration device is used to calibrate a magnetism measurement device having a plurality of magnetic sensors and includes a first holder having a first holding surface, a second holder having a second holding surface having a fixed relative positional relation with the first holding surface, and magnetism generating parts fixed to the first holding surface and the second holding surface. Thus, calibration can be completed with a single operation by assigning the first and second holding surfaces of the magnetic field calibration device respectively to the first and second measurement surfaces of the magnetism measurement device. In addition, since the relative positional relation between the first and second holding surfaces is fixed, measurement results obtained from the individual measurement surfaces match each other.Type: GrantFiled: January 9, 2020Date of Patent: December 19, 2023Assignees: TDK Corporation, Kanazawa Institute of TechnologyInventors: Tomohiko Shibuya, Yoshiaki Adachi
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Publication number: 20230160718Abstract: A technique is provided with which it is possible to appropriately reduce communication data volume. A central apparatus communicates with a mobile terminal that is movable with a mobile body. The mobile terminal includes extraction-information generation means that generates extraction information by extraction from measurement information. The central apparatus includes map-information generation means that generates map information based on the extraction information transmitted from the mobile terminal to the central apparatus, and map generation control means that evaluates completeness of the map information generated by the map-information generation means and generates command information based on the completeness.Type: ApplicationFiled: July 14, 2020Publication date: May 25, 2023Applicant: Mitsubishi Electric CorporationInventors: Yoshiaki ADACHI, Kentaro DAIKOKU, Yuji IGARASHI
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Patent number: 11491978Abstract: A driving assistance device to properly recognize a relative positional relationship between mobile objects without the use of map information. The driving assistance device includes a relative position judgment section for judging a relative positional relationship of an object of interest and a first neighboring object relative to a second neighboring object, based on object-of-interest information and neighbor information, to make a judgment as a first judgment on a relative positional relationship between the object of interest and the first neighboring object, based on the aforementioned judgment result.Type: GrantFiled: May 17, 2018Date of Patent: November 8, 2022Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Yuji Hamada, Yoshiaki Adachi, Takayoshi Takehara, Takashi Maeda, Masahiko Ikawa
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Publication number: 20220180645Abstract: A relative position determining apparatus according to the present invention includes: a first trajectory information obtaining unit obtaining first trajectory information that is a set of first trajectory points indicating positions that a first moving object has passed; a second trajectory information obtaining unit obtaining second trajectory information that is a set of second trajectory points indicating positions that a second moving object has passed; a map information obtaining unit obtaining map information including lane shape information indicating a shape of each lane; a matching determining unit determining whether each of the first trajectory information and the second trajectory information matches the lane shape information; and a relative lane determining unit determining relative lanes of the first moving object and the second moving object, based on a result of the determination by the matching determining unit.Type: ApplicationFiled: June 19, 2019Publication date: June 9, 2022Applicant: Mitsubishi Electric CorporationInventors: Yoshiaki ADACHI, Yuji HAMADA, Takayoshi TAKEHARA
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Publication number: 20220155448Abstract: The purpose of the present invention is to provide a technique for estimating position information of a moving device without it being possible for a sensor installed in the environment to observe the moving device. On the bases of first position information, which is acquired by a first moving object acquisition receiver and which is position information of one or more first moving bodies present in the periphery of a first sensor (an autonomous sensor), and second position information, which is acquired by a second moving object acquisition receiver and which is position information of one or more second moving bodies present in the periphery of a second sensor (an infrared sensor), the information processing device compares the positional relation between the first moving object and the second moving object and estimates the position information of the moving device.Type: ApplicationFiled: May 16, 2019Publication date: May 19, 2022Applicant: Mitsubishi Electric CorporationInventors: Yoshiaki ADACHI, Yuji IGARASHI, Hirozumi YAMAGUCHI, Teruo HIGASHINO
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Publication number: 20220057470Abstract: A magnetic field calibration device is used to calibrate a magnetism measurement device having a plurality of magnetic sensors and includes a first holder having a first holding surface, a second holder having a second holding surface having a fixed relative positional relation with the first holding surface, and magnetism generating parts fixed to the first holding surface and the second holding surface. Thus, calibration can be completed with a single operation by assigning the first and second holding surfaces of the magnetic field calibration device respectively to the first and second measurement surfaces of the magnetism measurement device. In addition, since the relative positional relation between the first and second holding surfaces is fixed, measurement results obtained from the individual measurement surfaces match each other.Type: ApplicationFiled: January 9, 2020Publication date: February 24, 2022Inventors: Tomohiko SHIBUYA, Yoshiaki ADACHI
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Patent number: 11158193Abstract: A reference identification unit identifies a target reference position to be a reference from a position history indicated in target information, based on a movement state of a target object, and identifies a nearby reference position to be a reference from a position history indicated in nearby information, based on a movement state, estimated from the nearby information, of a nearby object which is a mobile object present in the vicinity of the target object. A position estimation unit estimates a relative position between the target object and the nearby object, based on the target reference position and the nearby reference position.Type: GrantFiled: May 22, 2017Date of Patent: October 26, 2021Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Yuji Hamada, Takashi Maeda, Takayoshi Takehara, Yoshiaki Adachi
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Patent number: 11049396Abstract: A position estimation apparatus (10) acquires target information (31) regarding the position of a target body (100) and acquires neighboring information (32) regarding the position of a neighboring body, which is a movable body different from the target body (100), from the neighboring body. The position estimation apparatus (10) determines, as a primary area (41), a relative area in which the neighboring body is estimated to be present from the target information (31) and the neighboring information (32). The position estimation apparatus (10) calculates a probability of presence (43) of the neighboring body in each relative area from a plurality of the primary areas (41) determined within a reference period and determines, as a secondary area (44), a relative area in which the neighboring body is estimated to be present on the basis of the probability of presence (43).Type: GrantFiled: January 15, 2016Date of Patent: June 29, 2021Assignee: Mitsubishi Electric CorporationInventors: Yuji Hamada, Yoshiaki Adachi, Katsuya Kawai, Masahiko Ikawa, Takashi Maeda
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Publication number: 20210118302Abstract: A reference identification unit identifies a target reference position to be a reference from a position history indicated in target information, based on a movement state of a target object, and identifies a nearby reference position to be a reference from a position history indicated in nearby information, based on a movement state, estimated from the nearby information, of a nearby object which is a mobile object present in the vicinity of the target object. A position estimation unit estimates a relative position between the target object and the nearby object, based on the target reference position and the nearby reference position.Type: ApplicationFiled: May 22, 2017Publication date: April 22, 2021Applicant: Mitsubishi Electric CorporationInventors: Yuji HAMADA, Takashi MAEDA, Takayoshi TAKEHARA, Yoshiaki ADACHI
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Patent number: 10964208Abstract: A plurality of items of environmental information, which are used for distribution control of plural items of vehicle information that are received using wireless communication by an external communication device from a plurality of surrounding vehicles, are made into an environmental information list by an environmental information setting mechanism and managed. Based on the environmental information list, for the plural items of vehicle information received by the external equipment communication device, selection is performed using a dynamic filtering part of a dynamic distribution controller and distribution control is performed using the priority level according to a dynamic priority controller. A driving assistance device that receives this information assists a driver in driving, and environmental information set in the environmental information list is generated.Type: GrantFiled: March 7, 2017Date of Patent: March 30, 2021Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Yoshiaki Adachi, Yuji Hamada, Takashi Maeda, Katsuya Kawai, Masahiko Ikawa
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Publication number: 20210024060Abstract: A driving assistance device includes processing circuitry to acquire host vehicle information, receive mobile object information from a mobile object outside the host vehicle using wireless communication, determinate a right or left turn of the host vehicle based on the host vehicle information, obtain a prediction point by calculating a right or left turn point of the host vehicle based on the host vehicle information, determine whether or not the host vehicle collides with the mobile object using the host vehicle information, the mobile object information, and the prediction point, and perform driving assistance of the host vehicle based on a result of the collision determination. The processing circuitry obtains the prediction point by calculating, on a basis of a preset deceleration, a distance required for the speed of the host vehicle HV included in the host vehicle information to reach a target speed set in advance.Type: ApplicationFiled: April 13, 2018Publication date: January 28, 2021Applicant: Mitsubishi Electric CorporationInventors: Yoshiaki ADACHI, Yuji HAMADA, Takayoshi TAKEHARA, Masahiko IKAWA
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Publication number: 20210009120Abstract: A driving assistance device to properly recognize a relative positional relationship between mobile objects without the use of map information. The driving assistance device includes a relative position judgment section for judging a relative positional relationship of an object of interest and a first neighboring object relative to a second neighboring object, based on object-of-interest information and neighbor information, to make a judgment as a first judgment on a relative positional relationship between the object of interest and the first neighboring object, based on the aforementioned judgment result.Type: ApplicationFiled: May 17, 2018Publication date: January 14, 2021Applicant: Mitsubishi Electric CorporationInventors: Yuji HAMADA, Yoshiaki ADACHI, Takayoshi TAKEHARA, Takashi MAEDA, Masahiko IKAWA
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Publication number: 20200312148Abstract: A position estimation apparatus (10) acquires target information (31) regarding the position of a target body (100) and acquires neighboring information (32) regarding the position of a neighboring body, which is a movable body different from the target body (100), from the neighboring body. The position estimation apparatus (10) determines, as a primary area (41), a relative area in which the neighboring body is estimated to be present from the target information (31) and the neighboring information (32). The position estimation apparatus (10) calculates a probability of presence (43) of the neighboring body in each relative area from a plurality of the primary areas (41) determined within a reference period and determines, as a secondary area (44), a relative area in which the neighboring body is estimated to be present on the basis of the probability of presence (43).Type: ApplicationFiled: January 15, 2016Publication date: October 1, 2020Applicant: Mitsubishi Electric CorporationInventors: Yuji HAMADA, Yoshiaki ADACHI, Katsuya KAWAI, Masahiko IKAWA, Takashi MAEDA
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Patent number: 10422651Abstract: A route information acquisition unit acquires a waypoint information piece including a route information piece concerning a waypoint on a route from a departure place to a destination, from each external database device. A route reproduction unit reproduces each of acquired route information pieces in the format used in a route evaluation apparatus. On the basis of the evaluation criteria stored in an evaluation criterion storage unit, a route evaluation unit generates an evaluation result by calculating a time and a distance concerning a route including the waypoint represented by the waypoint information piece, and evaluates the route information pieces. A display control unit controls a display unit such that the display unit displays the generated evaluation result.Type: GrantFiled: April 28, 2016Date of Patent: September 24, 2019Assignee: Mitsubishi Electric CorporationInventors: Yoshiaki Adachi, Masahiko Ikawa, Hiroki Konaka
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Publication number: 20190139406Abstract: A plurality of items of environmental information, which are used for distribution control of plural items of vehicle information that are received using wireless communication by an external communication device from a plurality of surrounding vehicles, are made into an environmental information list by an environmental information setting mechanism and managed. Based on the environmental information list, for the plural items of vehicle information received by the external equipment communication device, selection is performed using a dynamic filtering part of a dynamic distribution controller and distribution control is performed using the priority level according to a dynamic priority controller. A driving assistance device that receives this information assists a driver in driving, and environmental information set in the environmental information list is generated.Type: ApplicationFiled: March 7, 2017Publication date: May 9, 2019Applicant: Mitsubishi Electric CorporationInventors: Yoshiaki ADACHI, Yuji HAMADA, Takashi MAEDA, Katsuya KAWAI, Masahiko IKAWA
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Publication number: 20180087917Abstract: A route information acquisition unit (11) acquires a route information piece including a route information piece concerning a waypoint on a route from a departure place to a destination, from each external database device (90). A route reproduction unit (12) reproduces each of acquired route information pieces in the format used in a route evaluation apparatus (10B). On the basis of the evaluation criteria stored in an evaluation criterion storage unit (14), a route evaluation unit (13) generates an evaluation result by calculating a time and a distance concerning a route including the waypoint represented by the waypoint information piece, and evaluates the route information pieces. A display control unit (15) controls a display unit (21) such that the display unit (21) displays the generated evaluation result.Type: ApplicationFiled: April 28, 2016Publication date: March 29, 2018Applicant: Mitsubishi Electric CorporationInventors: Yoshiaki ADACHI, Masahiko IKAWA, Hiroki KONAKA
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Patent number: 8583208Abstract: Magnetism generated in the cervical or waist part of a subject is measured without the neck or waist of the subject being bent forward. A sensor cylinder is arranged to have a four-sided cylindrical shape. One side at the distal end of the sensor cylinder is moderately curved. This allows the side at the distal end of the sensor cylinder to come into direct contact with the cervical or waist part of the subject when the neck or waist remains not belt forward, whereby a faint magnetism generated in the spinal cords or nerves of the subject can favorably be measured.Type: GrantFiled: February 20, 2007Date of Patent: November 12, 2013Assignees: University Corporation, Kanazawa Institute of Technology, National University Corporation, Tokyo Medical and Dental UniversityInventors: Yoshiaki Adachi, Shigenori Kawabata, Shoji Tomizawa