Patents by Inventor Kenichi Shimbo
Kenichi Shimbo 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: 11919533Abstract: An alert apparatus starts alerting a driver of a host vehicle, when an oncoming vehicle, that is an other vehicle traveling in an oncoming lane with respect to a traveling lane in which the host vehicle is traveling so as to approach the host vehicle and that is predicted to pass through on a specific direction side with respect to a current position of the host vehicle, is present, a turn signal indicator of the host vehicle corresponding to the specific direction side is being operated, and it is likely that the host vehicle starts turning to the specific direction side.Type: GrantFiled: September 2, 2021Date of Patent: March 5, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Mafune Kakeshita, Chen Xi, Kohei Morotomi, Yuto Shimbo, Tasuku Usui, Kenichi Shimizu, Wataru Ike, Tsunekazu Yasoshima
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Publication number: 20240004747Abstract: It is possible to achieve a more accurate failure diagnosis by obtaining explicit knowledge having high comprehensiveness that can be applied to a failure diagnosis based on knowledge across a plurality of areas. A processor system includes: one or more processors; and one or more memory resources.Type: ApplicationFiled: May 25, 2023Publication date: January 4, 2024Inventors: Shuichi NISHINO, Yutaka UEMATSU, Tadanobu TOBA, Kenichi SHIMBO, Takumi UEZONO
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Publication number: 20230409518Abstract: An arithmetic operation device executes a test using a partially reconfigurable programmable logic unit, the programmable logic unit includes a test target circuit which is a user circuit, and a non-test circuit which is a user circuit which is not the test target circuit, and the arithmetic operation device includes a configuration control unit which causes the programmable logic unit to form, by partial reconfiguration, a test partition unit which separates the test target circuit and the non-test circuit, and a partition control unit which controls the test partition unit to test the test target circuit.Type: ApplicationFiled: August 31, 2021Publication date: December 21, 2023Inventors: Yasuhiro IKEDA, Tadanobu TOBA, Kenichi SHIMBO, Atsushi ARATA, Takeo YAMASHITA, Atsushi ICHIGE, Shinichi NONAKA
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Patent number: 11845452Abstract: An electronic control device includes a first processing control unit and a second processing control unit, wherein: the first processing control unit and the second processing control unit alternately start arithmetic processing with information of an external environment as an input; and second arithmetic processing of the second processing control unit is started after first arithmetic processing by the first processing control unit is started and before the first arithmetic processing is ended.Type: GrantFiled: October 1, 2019Date of Patent: December 19, 2023Assignee: Hitachi Astemo, Ltd.Inventors: Taisuke Ueta, Tatsuya Horiguchi, Kenichi Shimbo, Hideyuki Sakamoto
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Patent number: 11789730Abstract: An electronic control device includes a processing control unit and an information acquisition unit.Type: GrantFiled: January 29, 2020Date of Patent: October 17, 2023Assignee: Hitachi Astemo, Ltd.Inventors: Taisuke Ueta, Tatsuya Horiguchi, Kenichi Shimbo, Hideyuki Sakamoto
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Publication number: 20230286542Abstract: Provided are an edge device and a distributed system capable of efficiently collecting situation data when an unexpected event occurs in an automatically operable moving body and contributing to improvement of safety.Type: ApplicationFiled: February 17, 2023Publication date: September 14, 2023Inventors: Tadanobu TOBA, Kenichi SHIMBO, Yutaka UEMATSU, Takumi UEZONO
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Patent number: 11750424Abstract: An electronic control unit is mounted on a vehicle, and includes a reception unit that receives a data signal transmitted via a transmission path mounted on the vehicle; an environmental information acquisition unit that acquires environmental information of the vehicle; and a determination unit that determines the state of the transmission path, in which the reception unit includes an equalizer that compensates for the data signal, the equalizer calculates a compensation parameter for compensating for the data signal, and the determination unit determines the state of the transmission path based on the compensation parameter and the environmental information.Type: GrantFiled: February 7, 2020Date of Patent: September 5, 2023Assignee: Hitachi Astemo, Ltd.Inventors: Tadanobu Toba, Kenichi Shimbo, Nozomi Kasahara, Yutaka Uematsu, Hideyuki Sakamoto
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Publication number: 20230016735Abstract: Provided is a computer capable of reducing a diagnosis load. For each predetermined diagnosis target node among a plurality of nodes in a neural network, a determination processing unit calculates an expected output value expected as a calculation result of a node calculation process corresponding to the predetermined diagnosis target node, which is obtained when the node calculation process is executed using a predetermined input value. For each diagnosis target node, a generation processing unit generates as a diagnosis program a program for comparing the calculation result of the node calculation process corresponding to the diagnosis target node, which is obtained when the node calculation process is executed by an NN calculation processor using the input value, with the expected output value.Type: ApplicationFiled: June 10, 2022Publication date: January 19, 2023Inventors: Hiroaki ITSUJI, Takumi UEZONO, Kenichi SHIMBO, Tadanobu TOBA
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Publication number: 20220414207Abstract: Malware infection or an abnormal operation caused by a malicious attack is detected in real time, even in an electronic device with relatively inferior processing capacity. An electronic device includes an executable code identification unit configured to receive an executable code string output from a processor, and identify at least an execution address in a user program region of an operating system (OS), and an execution address in a kernel region, and a determination unit configured to check a predetermined feature value obtained at a predetermined timing from an identification result obtained by the executable code identification unit, against a predetermined expected value, and determine that an attack happens, in a case where a difference is equal to or larger than a predetermined difference, and the determination unit notifies the processor of a predetermined abnormality notification signal if the determination unit determines that an attack happens.Type: ApplicationFiled: December 7, 2020Publication date: December 29, 2022Inventors: Kenichi SHIMBO, Tadanobu TOBA
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Publication number: 20220405581Abstract: A neural network that can detect abnormality of itself while suppressing redundancy of a scale is realized. A neural network optimization system includes a definition data analysis unit configured to analyze learned neural network definition data, an internode dependence degree analysis unit configured to generate dependence degree information indicating an internode dependence degree in a learned neural network defined by the learned neural network definition data, based on an analysis result of the learned neural network definition data, and a sensitive node extraction unit configured to extract a sensitive node in the learned neural network based on the dependence degree information.Type: ApplicationFiled: December 7, 2020Publication date: December 22, 2022Inventors: Tadanobu TOBA, Takumi UEZONO, Kenichi SHIMBO, Hiroaki ITSUJI, Nozomi KASAHARA, Yutaka UEMATSU
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Publication number: 20220366735Abstract: A distributed system includes an edge device which is at least one of an automatically operable moving body and equipment, and a diagnostic data computer, in which the edge device converts state data representing a state of a component that is a constituent of a replaceable unit forming the edge device, into diagnostic data according to a predetermined diagnostic algorithm, and the diagnostic data computer acquires the diagnostic data from a first edge device, and specifies a second edge device that employs a component related to the component employed in he first edge device.Type: ApplicationFiled: March 31, 2022Publication date: November 17, 2022Inventors: Tadanobu TOBA, Kenichi SHIMBO, Yutaka UEMATSU
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Publication number: 20220300362Abstract: A distributed system includes an edge system as an automatically operable moving body or equipment and a diagnostic data computer capable of communicating with the edge system. The edge system has a mechanism unit for operation, an in-edge controller controlling the mechanism unit, and a diagnostic controller capable of communicating with the in-edge controller via an in-vehicle network. The diagnostic controller acquires diagnostic data in accordance with a first diagnostic sequence set and transmits the diagnostic data to the diagnostic data computer. The diagnostic data computer transmits a diagnostic update notification of update to a second diagnostic sequence set to the diagnostic controller based on the diagnostic data. The diagnostic controller performs update from the first diagnostic sequence set to the second diagnostic sequence set.Type: ApplicationFiled: December 1, 2021Publication date: September 22, 2022Inventors: Tadanobu TOBA, Kenichi SHIMBO, Yutaka UEMATSU, Takumi UEZONO, Hidetoshi TERAOKA
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Publication number: 20220261986Abstract: An increase in a diagnosis load can be reduced. A diagnosis pattern generating unit generates a diagnosis pattern including a plurality of data sets for diagnosing whether a processing result of calculation processing by a subset of a plurality of intermediate nodes included in a learned neural network is correct. An intermediate node calculation component identifying unit identifies a node-core relationship that is a correspondence relationship between the intermediate node and a calculation component that executes calculation processing by the intermediate node. A diagnosis pattern reducing unit reduces the number of the plurality of data sets based on the node-core relationship.Type: ApplicationFiled: November 26, 2021Publication date: August 18, 2022Inventors: Takumi UEZONO, Tadanobu TOBA, Kenichi SHIMBO, Hiroaki ITSUJI
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Patent number: 11393185Abstract: A monitoring device conducts a process of obtaining pieces of distance data representing distances to a plurality of physical objects present in a monitoring region, from measurement results of the monitoring region, and using the distance data as current distance data; obtaining past distance data from the measurement results, and converting the past distance data into comparison distance data; calculating difference values between the current distance data and the comparison distance data, and extracting changed regions whose difference values are greater than or equal to a threshold; creating an image obtained by transforming a frontal viewpoint image such that a viewpoint of the measurement of the monitoring region is moved, the frontal viewpoint image being based on the current distance data and the changed regions; and identifying the plurality of physical objects present in the monitoring region, on the basis of the frontal viewpoint image and the coordinate transformed image.Type: GrantFiled: December 13, 2017Date of Patent: July 19, 2022Assignee: Mitsubishi Electric CorporationInventors: Kenichi Shimbo, Kyosuke Isono
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Patent number: 11367218Abstract: To detect a discrimination error in a type of an object. A calculation system includes a first device and a second device. The first device includes: a first object map generation unit configured to calculate, using first image information that is image information acquired by the first device, a first object map indicating a type of an object and a position of the object; and a first communication unit configured to transmit the first object map to the second device. The second device includes: a second object map generation unit configured to calculate, using second image information that is image information acquired by the second device, a second object map indicating a type of an object and a position of the object; and a comparison unit configured to compare the first object map and the second object map.Type: GrantFiled: November 24, 2020Date of Patent: June 21, 2022Assignee: HITACHI, LTD.Inventors: Hiroaki Itsuji, Takumi Uezono, Tadanobu Toba, Kenichi Shimbo, Yutaka Uematsu
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Patent number: 11360838Abstract: An electronic control device includes a rewritable configuration memory composed of a plurality of frames in which logic circuit information is stored, a reconfiguration control unit configured to rewrite the logic circuit information of the frames, a logic unit configured to form a logic circuit based on the logic circuit information stored in the frames, and a configuration memory diagnosis unit configured to read the logical circuit information stored in the frames of the configuration memory and to perform error detection which is detection of an error in the stored logic circuit information, in which when the frames are rewritten by the reconfiguration control unit, the configuration memory diagnosis unit performs the error detection of ones of the frames that are rewritten prior to ones of the frames that are not rewritten.Type: GrantFiled: November 20, 2018Date of Patent: June 14, 2022Assignee: Hitachi Astemo, Ltd.Inventors: Kenichi Shimbo, Tadanobu Toba, Taisuke Ueta, Hideyuki Sakamoto
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Publication number: 20220163942Abstract: The subject is to provide a technique of dealing with an internal state of a controller in an edge device by cooperation between an edge device and a computer such as a cloud server, and to generalize data communication for the cooperation and reduce an amount of data communication. Provided is a distributed system including an edge device and a diagnostic data computer. The edge device includes an in-edge controller including at least a processing unit, and a system element to be monitored by the in-edge controller. The processing unit diagnoses presence or absence of an abnormality in the processing unit due to an abnormality occurring in the system element, generates first diagnostic data indicating presence or absence of the abnormality of the processing unit, converts the first diagnostic data into second diagnostic data indicating a type of the abnormality of the processing unit, and transmits the second diagnostic data to the diagnostic data computer.Type: ApplicationFiled: October 19, 2021Publication date: May 26, 2022Inventors: Tadanobu TOBA, Kenichi Shimbo, Yutaka Uematsu, Takumi Uezono
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Patent number: 11341398Abstract: Learning data of a usage environment can be efficiently collected. A recognition apparatus includes: a first neural network configured to receive input of data; a second neural network configured to receive input of the data, the second neural network having a different structure from a structure of the first neural network; a comparison unit configured to compare a first output result of the first neural network and a second output result of the second neural network; and a communication unit configured to wirelessly transmit the data to a host system configured to learn the data when a comparison result between the first output result and the second output result is different by a predetermined standard or more.Type: GrantFiled: March 8, 2017Date of Patent: May 24, 2022Assignee: HITACHI, LTD.Inventors: Tadanobu Toba, Takumi Uezono, Kenichi Shimbo, Goichi Ono
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Patent number: 11342917Abstract: An electronic control device includes: a logic circuit for reconfiguring a plurality of arithmetic circuits including a first circuit and a second circuit; a reconfiguration controller that reconfigures the arithmetic circuits and checks the reconfigured arithmetic circuits based on reconfiguration commands; and a process controller that transmits the reconfiguration commands to the reconfiguration controller and instructs the arithmetic unit to execute operations, in which when a first reconfiguration command is received, the reconfiguration controller reconfigures and checks the first circuit, when the check of the first circuit by the reconfiguration controller is completed, the process controller instructs the first circuit to execute an operation, the process controller transmits a second reconfiguration command to the reconfiguration controller and instructs the reconfiguration controller to start to reconfigure the second circuit until the execution of a predetermined process of the first circuit is coType: GrantFiled: June 27, 2018Date of Patent: May 24, 2022Assignee: HITACHI ASTEMO, LTD.Inventors: Taisuke Ueta, Kenichi Shimbo, Tadanobu Toba, Hideyuki Sakamoto
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Patent number: 11327863Abstract: An electronic control device includes: a diagnostic circuit unit configured to be reconfigurable so as to be used to diagnose each of a plurality of processing circuits that processes an input signal; an input data storage unit configured to temporarily store the input signal; an output data storage unit configured to temporarily store an output signal of the plurality of processing circuits; a reconfiguration control unit configured to sequentially write, to the diagnostic circuit unit as circuit configuration information, circuit information the same as that of the plurality of processing circuits; a diagnostic control unit configured to cause the diagnostic circuit unit to perform calculation using the input signal stored in the input data storage unit when the circuit configuration information is written to the diagnostic circuit unit; and a comparator configured to diagnose each of the plurality of processing circuits by comparing output of the diagnostic circuit unit and the output signal stored in theType: GrantFiled: August 7, 2019Date of Patent: May 10, 2022Assignee: Hitachi Astemo, Ltd.Inventors: Kenichi Shimbo, Tadanobu Toba, Hideyuki Sakamoto