Patents by Inventor Yuji Igarashi
Yuji Igarashi 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).
-
Patent number: 11884301Abstract: With an object of notifying a peripheral vehicle or a person of a travel plan of an own vehicle at an appropriate timing, and providing a safe automatic driving system, a travel plan information distribution system is characterized by including a travel plan information compilation unit that, based on information output by a positional information and frontal road shape information acquisition unit and a sensor information acquisition unit, compiles travel plan information including a travel plan category and a time at which travel is to be started or a position from which a travel plan is to be started, a wireless communication device that transmits travel plan information to a peripheral vehicle, and a travel plan information distribution control unit that selects and outputs necessary details of travel plan information at a safe and necessary timing.Type: GrantFiled: June 8, 2018Date of Patent: January 30, 2024Assignee: Mitsubishi Electric CorporationInventors: Kengo Yokoyama, Yuji Igarashi
-
Patent number: 11791753Abstract: A motor drive system includes motor drive control devices supplying first and second powers to first and second coils, respectively. The first motor drive control device includes: a detector communication unit acquiring a mover movement detection value; a position and speed control unit generating a thrust command to cause the movement detection value to follow a time-series movement target value received from an external device; and a current control unit supplying, to the first coils, the first power to cause thrust generated on the mover to follow the thrust command, and generating data on third power to be supplied to the second coils and transmitting the data to the second motor drive control device when the mover moves from the first coil to the second coil. The second motor drive control device supplies the second power calculated using the data on the third power to the second coils.Type: GrantFiled: May 24, 2021Date of Patent: October 17, 2023Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Shoya Kitagawa, Yuji Igarashi
-
Publication number: 20230275531Abstract: A motor drive system includes motor drive control devices supplying first and second powers to first and second coils, respectively. The first motor drive control device includes: a detector communication unit acquiring a mover movement detection value; a position and speed control unit generating a thrust command to cause the movement detection value to follow a time-series movement target value received from an external device; and a current control unit supplying, to the first coils, the first power to cause thrust generated on the mover to follow the thrust command, and generating data on third power to be supplied to the second coils and transmitting the data to the second motor drive control device when the mover moves from the first coil to the second coil. The second motor drive control device supplies the second power calculated using the data on the third power to the second coils.Type: ApplicationFiled: May 24, 2021Publication date: August 31, 2023Applicant: Mitsubishi Electric CorporationInventors: Shoya KITAGAWA, Yuji IGARASHI
-
Publication number: 20230169105Abstract: It is an object of a technique of the present disclosure to assist in an exchange of tangible goods and intangible goods between users based on documents created in a plurality of languages. A cooperation link creation system includes:; a ranking creation unit to create rankings of a plurality of selected users based on a similarity coefficient of a word bag and a previous exchange success rate of each of a plurality of first users; a notification management unit to notify the plurality of selected users of a request one by one in order of the rankings; and an exchange management unit to manage an exchange of goods between a second user and one of the selected users having accepted the request.Type: ApplicationFiled: August 7, 2020Publication date: June 1, 2023Applicant: Mitsubishi Electric CorporationInventors: Luis Ernesto DOMINGUEZ RIOS, Yuji IGARASHI, Yuji HAMADA
-
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
-
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
-
Publication number: 20220126879Abstract: The present disclosure includes: an autonomous driving function selection device through which selection as to necessity of autonomous driving is performed; an on-vehicle wireless communication device which outputs device status information; an authentication information input/output device which outputs authentication information usability information; an on-vehicle control device which outputs, based on the outputs from the on-vehicle wireless communication device and the authentication information input/output device, usability status information and usability information about the on-vehicle wireless communication device and the authentication information input/output device; an information providing device which physically reports, inside a vehicle, a status regarding usability based on the usability status information; and an autonomous traveling control device which performs determination as to possibility of execution of autonomous driving based on the usability information and information, about neceType: ApplicationFiled: May 30, 2019Publication date: April 28, 2022Applicant: Mitsubishi Electric CorporationInventors: Yuji IGARASHI, Kengo YOKOYAMA
-
Patent number: 11293774Abstract: An object is to provide a technique capable of appropriately notifying a driver of information on an estimated destination even when the estimated destination is relatively far from the current position. The notification control apparatus includes an acquisition unit and a control unit. The acquisition unit acquires passage probability information and current position information. The control unit makes the notification unit notify of a content within a range defined by a distance previously associated with a probability of the passage probability information and a current position of the current position information based on the passage probability information and the current position information acquired by the acquisition unit.Type: GrantFiled: July 19, 2017Date of Patent: April 5, 2022Assignee: Mitsubishi Electric CorporationInventors: Yuji Igarashi, Yuko Ohta
-
Patent number: 11193782Abstract: A vehicle position estimation apparatus according to the present invention includes a painted line recognition result processing unit configured to calculate whether the vehicle has made a lane change and a direction of the lane change when the vehicle has made the lane change, a vehicle lateral position calculating unit configured to calculate a lane where the vehicle is in travel and a vehicle lateral position that is a lateral position of the vehicle in the lane based on whether the vehicle has made the lane change, the direction of the lane change, and a lane connection relation, and an on-map vehicle position calculating unit configured to calculate an on-map position of the vehicle on the road based on a map information, the lane where the vehicle is in travel, the vehicle lateral position, and a forward travel distance.Type: GrantFiled: December 18, 2017Date of Patent: December 7, 2021Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Kentaro Daikoku, Yuji Igarashi, Masahiko Ikawa, Masatoshi Fujii, Takashi Irie
-
Publication number: 20210001892Abstract: With an object of notifying a peripheral vehicle or a person of a travel plan of an own vehicle at an appropriate timing, and providing a safe automatic driving system, a travel plan information distribution system is characterized by including a travel plan information compilation unit that, based on information output by a positional information and frontal road shape information acquisition unit and a sensor information acquisition unit, compiles travel plan information including a travel plan category and a time at which travel is to be started or a position from which a travel plan is to be started, a wireless communication device that transmits travel plan information to a peripheral vehicle, and a travel plan information distribution control unit that selects and outputs necessary details of travel plan information at a safe and necessary timing.Type: ApplicationFiled: June 8, 2018Publication date: January 7, 2021Applicant: Mitsubishi Electric CorporationInventors: Kengo YOKOYAMA, Yuji IGARASHI
-
Patent number: 10883836Abstract: A travel-lane estimation system includes: a GNSS receiver; a vehicle-speed calculator; an angular-velocity measurement mechanism; a subject-vehicle-position positioner calculating a vehicle's reference coordinate and reference orientation from a GNSS coordinate, and calculating time series data of vehicle's positions; a map information storage storing positional information about a division line of each lane; and a lane estimator calculating, as an optimal correction amount, an error pattern having a highest posterior probability among plural error patterns, correcting the time series data using the optimal correction amount, and comparing the corrected time series data with the division line, to estimate a vehicle's travel lane, the posterior probability calculated with the product of prior occurrence probability of the time series data by the plural error patterns and a likelihood calculated, under condition that the error pattern has occurred, based on a relative positional relationship between the correctType: GrantFiled: July 5, 2016Date of Patent: January 5, 2021Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Kentaro Daikoku, Yuji Igarashi, Masahiko Ikawa, Masatoshi Fujii, Takashi Irie
-
Publication number: 20200298840Abstract: It is an object to provide a technique capable of optimizing a caution degree which is a degree of caution to be exerted in a vehicle. A controller determines whether a mutual dangerous driving has been performed based on travel information of a plurality of vehicles acquired in an acquisition part, and obtaining a caution degree which is a degree of caution to be exerted in each of the plurality of vehicles based on a determination result. The controller performs control of correcting a caution degree of a first vehicle in the plurality of vehicles based on a caution degree of a second vehicle in the plurality of vehicles which has performed the mutual dangerous driving with the first vehicle.Type: ApplicationFiled: January 26, 2018Publication date: September 24, 2020Applicant: Mitsubishi Electric CorporationInventors: Mitsuo SHIMOTANI, Naoki ISOZAKI, Hirokazu CHIYONOBU, Yuji IGARASHI
-
Publication number: 20200240806Abstract: A vehicle position estimation apparatus according to the present invention includes a painted line recognition result processing unit configured to calculate whether the vehicle has made a lane change and a direction of the lane change when the vehicle has made the lane change, a vehicle lateral position calculating unit configured to calculate a lane where the vehicle is in travel and a vehicle lateral position that is a lateral position of the vehicle in the lane based on whether the vehicle has made the lane change, the direction of the lane change, and a lane connection relation, and an on-map vehicle position calculating unit configured to calculate an on-map position of the vehicle on the road based on a map information, the lane where the vehicle is in travel, the vehicle lateral position, and a forward travel distance.Type: ApplicationFiled: December 18, 2017Publication date: July 30, 2020Applicant: Mitsubishi Electric CorporationInventors: Kentaro DAIKOKU, Yuji IGARASHI, Masahiko IKAWA, Masatoshi FUJII, Takashi IRIE
-
Publication number: 20200166370Abstract: An object is to provide a technique capable of appropriately notifying a driver of information on an estimated destination even when the estimated destination is relatively far from the current position. The notification control apparatus includes an acquisition unit and a control unit. The acquisition unit acquires passage probability information and current position information. The control unit makes the notification unit notify of a content within a range defined by a distance previously associated with a probability of the passage probability information and a current position of the current position information based on the passage probability information and the current position information acquired by the acquisition unit.Type: ApplicationFiled: July 19, 2017Publication date: May 28, 2020Applicant: Mitsubishi Electric CorporationInventors: Yuji IGARASHI, Yuko OHTA
-
Patent number: 10486489Abstract: A vehicle air-conditioning system capable of reducing energy consumed during traveling while preventing a significant uncomfortable feeling of a user. An inside-vehicle environment predicting unit calculates, by using inside-vehicle sensor information and outside-vehicle sensor information being output from an environmental sensor device and a predicted travel time acquired by a predicted travel information acquisition unit, at least one predicted environmental characteristic which is an environmental characteristic inside a vehicle after a predicted travel time on an assumption that an air-conditioning device is operated in each of at least one candidate mode which has lower intensity than intensity of a selection mode among a plurality of operation modes. A mode controller resets the selection mode to one of the at least one candidate mode, in which the predicted environmental characteristic being within the allowable range is calculated by the inside-vehicle environment predicting unit.Type: GrantFiled: June 15, 2016Date of Patent: November 26, 2019Assignee: Mitsubishi Electric CorporationInventors: Yuji Igarashi, Masahiko Ikawa, Yuko Ota, Kazushi Shirasawa, Takashi Irie
-
Publication number: 20190348942Abstract: A virtual verification system according to the present invention includes a real-time simulator; and a drive controller that can be connected to the real-time simulator in a virtual verification mode, and is capable of driving an electric motor in an actual operation mode. The drive controller includes an output unit that supplies electrical power to the electric motor in the actual operation mode, and outputs a signal corresponding to a virtual verification model installed in the real-time simulator in the virtual verification mode.Type: ApplicationFiled: February 6, 2017Publication date: November 14, 2019Applicant: Mitsubishi Electric CorporationInventors: Yasuo ONODERA, Masaya HARAKAWA, Hiroatsu FUKUOKA, Yuji IGARASHI
-
Patent number: 10424199Abstract: A technique controlling transmission and display of terminal information in accordance with a movement state and an operation state. A communication unit transmits terminal information including at least movement information of a communication apparatus to another communication apparatus, and receives other terminal information including at least movement information of the other communication apparatus from the other communication apparatus.Type: GrantFiled: February 10, 2015Date of Patent: September 24, 2019Assignee: Mitsubishi Electric CorporationInventors: Yuji Hamada, Yuji Igarashi, Takatoshi Tosa, Masahiko Ikawa, Hiroki Konaka
-
Patent number: 10286809Abstract: An electric motor is driven using a power stored in a storage battery as a power source. A power management system includes a power management device and a travel control device. The power management device includes a travel control planning unit and a section valid road slope information storage unit. The section valid road slope information storage unit stores section road slope information including information about a slope of a road section where a vehicle travels. On the basis of section valid road slope information read from the section valid road slope information storage unit, the travel control planning unit creates a travel control plan for traveling the vehicle. The travel control device performs travel control of the vehicle on the basis of the travel control plan. One of the section valid road slope information which shows a downward slope in traveling of the vehicle has a slope steeper than a predetermined slope depending on the vehicle.Type: GrantFiled: February 26, 2015Date of Patent: May 14, 2019Assignee: Mitsubishi Electric CorporationInventors: Yuji Igarashi, Masashi Watanabe
-
Publication number: 20190120632Abstract: A travel-lane estimation system includes: a GNSS receiver; a vehicle-speed calculator; an angular-velocity measurement mechanism; a subject-vehicle-position positioner calculating a vehicle's reference coordinate and reference orientation from a GNSS coordinate, and calculating time series data of vehicle's positions; a map information storage storing positional information about a division line of each lane; and a lane estimator calculating, as an optimal correction amount, an error pattern having a highest posterior probability among plural error patterns, correcting the time series data using the optimal correction amount, and comparing the corrected time series data with the division line, to estimate a vehicle's travel lane, the posterior probability calculated with the product of prior occurrence probability of the time series data by the plural error patterns and a likelihood calculated, under condition that the error pattern has occurred, based on a relative positional relationship between the correctType: ApplicationFiled: July 5, 2016Publication date: April 25, 2019Applicant: Mitsubishi Electric CorporationInventors: Kentaro Daikoku, Yuji Igarashi, Masahiko Ikawa, Masatoshi Fujii, Takashi Irie
-
Publication number: 20180361823Abstract: An object of the present invention is to provide a vehicle air-conditioning system capable of reducing energy consumed during traveling while preventing a significant uncomfortable feeling of a user. An inside-vehicle environment predicting unit (51) calculates, by using inside-vehicle sensor information and outside-vehicle sensor information being output from an environmental sensor device (4) and a predicted travel time acquired by a predicted travel information acquisition unit (53), at least one predicted environmental characteristic which is an environmental characteristic inside a vehicle (900) after a predicted travel time on an assumption that an air-conditioning device (3) is operated in each of at least one candidate mode which has lower intensity than intensity of a selection mode among a plurality of operation modes.Type: ApplicationFiled: June 15, 2016Publication date: December 20, 2018Applicant: Mitsubishi Electric CorporationInventors: Yuji IGARASHI, Masahiko IKAWA, Yuko OTA, Kazushi SHIRASAWA, Takashi IRIE