Patents by Inventor Takahiro Omori
Takahiro Omori 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: 20200292505Abstract: According to one embodiment, a sensor module includes a sensor and a diagnosis circuit. The sensor includes piezoelectric transducers and switches. The piezoelectric transducers have different resonance frequencies. The switches are provided to correspond to the piezoelectric transducers, respectively. Each of the switches outputs an output signal corresponding to a voltage generated by an inverse piezoelectric effect of a corresponding piezoelectric transducer of the piezoelectric transducers. The diagnosis circuit diagnoses, based on a difference in pattern of the output signal, whether vibration has newly occurred in the sensor, and switch an output destination of the output signal of the sensor according to a result of the diagnosis.Type: ApplicationFiled: August 30, 2019Publication date: September 17, 2020Applicant: Kabushiki Kaisha ToshibaInventors: Yongfang Li, Takahiro Omori, Takashi Usui, Osamu Nishimura, Kazuo Watabe
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Patent number: 10720820Abstract: A rotating electric machine includes: a stator core having a plurality of slots aligned along a circumferential direction; a stator having a stator coil with an enamel coating inserted into the slots of the stator core; and a rotor rotatably arranged over the stator core through a given gap. The stator coil includes: main coils of a plurality of phases in which a plurality of segment coils each having a rectangular cross-section wire formed into a substantially U-shaped wire in advance is connected to each other; a first sub-coil having a lead wire led from the slots and attached with an AC terminal, and connected to one end of the respective main coils; and a second sub-coil having a neutral wire led from the slots, and connected to the other end of the respective main coils. The lead wire and the neutral wire are each formed of a wire with a bend structure having a plurality of straights and bends.Type: GrantFiled: January 31, 2019Date of Patent: July 21, 2020Assignee: Hitachi Automotive Systems, Ltd.Inventors: Kenichi Nakayama, Yoshimi Mori, Takahiro Omori, Tomoaki Kaimori, Tsuyoshi Gotou, Hiromitsu Okamoto, Naoki Nishikawa, Takashi Genmoto
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Patent number: 10545119Abstract: According to an embodiment, a signal processing apparatus includes a receiver, a time information generator, a processor, and a communicator. The receiver receives a voltage signal from a sensor that detects an elastic wave generated from a structure. The time information generator generates time information having a bit length based on a measurement continuing time period of the structure, a propagation velocity of the elastic wave, and a position identification accuracy of a generation source of the elastic wave. The processor generates detection information in which feature amount information that indicates a feature of the voltage signal and the time information that indicates a reception time of the voltage signal are in association with each other. The communicator transmits the detection information to a server.Type: GrantFiled: November 10, 2015Date of Patent: January 28, 2020Assignee: Kabushiki Kaisha ToshibaInventors: Takashi Usui, Kazuo Watabe, Akihiro Kasahara, Takahiro Omori
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Publication number: 20200018729Abstract: According to one embodiment, a detection system of an embodiment includes a sensor configured to detect elastic waves and a determiner. The determiner determines a region where an elastic wave generation source is positioned on the basis of waveform information if the waveform information including a plurality of peak groups related to one elastic wave is included in a detection result of the sensor.Type: ApplicationFiled: February 27, 2019Publication date: January 16, 2020Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Tomoya FUMIKURA, Takahiro OMORI, Kazuo WATABE
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Publication number: 20190302061Abstract: According to one embodiment, a method for arranging a detection device for a structure is provided. The structure includes a member; a trough rib provided on an opposite side of the member; and a welded portion that is provided along an end of the trough rib facing the member and fixes the member and the trough rib. The method includes: attaching, to the trough rib, a plurality of acoustic emission sensors so as to be separated from each other in a direction in which the welded portion extends, wherein the following relationship is satisfied: ?20 degrees<?<20 degrees, where ? denotes an angle between a line connecting any given two adjacent acoustic emission sensors of the plurality of the acoustic emission sensors and a reference line extending in the direction in which the welded portion extends.Type: ApplicationFiled: June 20, 2019Publication date: October 3, 2019Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Takashi Usui, Kazuo Watabe, Takahiro Omori, Hidefumi Tkamne, Akihiro Kasahara
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Publication number: 20190285590Abstract: According to an embodiment, a detection system includes a wheel, at least one sensor, a generation unit, and a diagnosis unit. The wheel has an outer edge including an inner wall in which an installation surface is provided. The at least one sensor is installed on the installation surface to detect an elastic wave transmitted from at least one of the wheel and a structure making contact with the wheel. The generation unit is configured to generate time information representing time at which the elastic wave is detected, and feature information representing features of the elastic wave. The diagnosis unit is configured to diagnose, on the basis of the time information and the feature information, a position of a damaged portion of at least one of the wheel and the structure, and a degree of damage of the damaged portion.Type: ApplicationFiled: August 30, 2018Publication date: September 19, 2019Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Junko HIROKAWA, Ena ISHII, Yasutaka ITO, Yuki UEDA, Takashi USUI, Takahiro OMORI, Kazuo WATABE
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Publication number: 20190271964Abstract: Provided is a numerical controller in which a plurality of devices is allowed to be connected to a serial bus by a daisy chain, acquiring, from each of the devices, a connection number on the daisy chain and a device ID as connection information, determining presence or absence of a problem by comparing the connection information with a connection setting parameter obtained by associating the connection number with a logic axis number of the numerical controller, storing the connection information acquired by the connection information acquisition unit when there is no problem in the determination, and identifying a removed device by comparing the connection information acquired by the connection information acquisition unit with the connection information stored in the connection information storage unit when there is a problem in the determination, and excluding the removed device from the connection setting parameter, thereby creating connection setting data.Type: ApplicationFiled: February 22, 2019Publication date: September 5, 2019Applicant: Fanuc CorporationInventor: Takahiro Omori
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Patent number: 10365250Abstract: According to an embodiment, a detection device is used for a structure. The structure includes: a first member; a second member provided on an opposite side of the first member; and a welded portion that is provided along an end of the second member facing the first member and fixes the first member and the second member. The detection device include: a plurality of acoustic emission sensors that are disposed so as to be spaced apart from each other in a direction in which the welded portion extends and are configured to detect an elastic wave transmitted to the second member, each acoustic emission sensor being attached to the second member; and an outputter that outputs information, obtained from outputs of the plurality of the acoustic emission sensors.Type: GrantFiled: September 13, 2016Date of Patent: July 30, 2019Assignee: Kabushiki Kaisha ToshibaInventors: Takashi Usui, Kazuo Watabe, Takahiro Omori, Hidefumi Takamine, Akihiro Kasahara
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Publication number: 20190165660Abstract: A rotating electric machine includes: a stator core having a plurality of slots aligned along a circumferential direction; a stator having a stator coil with an enamel coating inserted into the slots of the stator core; and a rotor rotatably arranged over the stator core through a given gap. The stator coil includes: main coils of a plurality of phases in which a plurality of segment coils each having a rectangular cross-section wire formed into a substantially U-shaped wire in advance is connected to each other; a first sub-coil having a lead wire led from the slots and attached with an AC terminal, and connected to one end of the respective main coils; and a second sub-coil having a neutral wire led from the slots, and connected to the other end of the respective main coils. The lead wire and the neutral wire are each formed of a wire with a bend structure having a plurality of straights and bends.Type: ApplicationFiled: January 31, 2019Publication date: May 30, 2019Inventors: Kenichi NAKAYAMA, Yoshimi MORI, Takahiro OMORI, Tomoaki KAIMORI, Tsuyoshi GOTOU, Hiromitsu OKAMOTO, Naoki NISHIKAWA, Takashi GENMOTO
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Patent number: 10234429Abstract: According to embodiments, a sensor includes a structure body, a container, a liquid and a sensing unit. The structure body includes a supporter, and a film unit. The film unit includes a first region. The first region includes a first end portion supported by the supporter, and a first portion being displaceable. The film unit includes an opening. The container is connected to the structure body. A first space is defined between the film unit and the container. The liquid is provided inside the first space. The sensing unit senses a displacement of the first portion accompanying a displacement of the liquid.Type: GrantFiled: July 22, 2016Date of Patent: March 19, 2019Assignees: Kabushiki Kaisha Toshiba, The University of TokyoInventors: Isao Shimoyama, Kiyoshi Matsumoto, Binh Khiem Nguyen, Hidetoshi Takahashi, Minh Dung Nguyen, Hiroto Tamura, Quang Khang Pham, Takahiro Omori, Osamu Nishimura, Akihiro Kasahara
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Patent number: 10236757Abstract: A rotating electric machine includes: a stator core having a plurality of slots aligned along a circumferential direction; a stator having a stator coil with an enamel coating inserted into the slots of the stator core; and a rotor rotatably arranged over the stator core through a given gap. The stator coil includes: main coils of a plurality of phases in which a plurality of segment coils each having a rectangular cross-section wire formed into a substantially U-shaped wire in advance is connected to each other; a first sub-coil having a lead wire led from the slots and attached with an AC terminal, and connected to one end of the respective main coils; and a second sub-coil having a neutral wire led from the slots, and connected to the other end of the respective main coils. The lead wire and the neutral wire are each formed of a wire with a bend structure having a plurality of straights and bends.Type: GrantFiled: February 3, 2017Date of Patent: March 19, 2019Assignee: Hitachi Automotive Systems, Ltd.Inventors: Kenichi Nakayama, Yoshimi Mori, Takahiro Omori, Tomoaki Kaimori, Tsuyoshi Gotou, Hiromitsu Okamoto, Naoki Nishikawa, Takashi Genmoto
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Patent number: 10018597Abstract: According to an embodiment, a detection system detects deterioration of a rope through at least one sheave. The system includes a plurality of sensors and a calculator. The sensors are configured to detect an elastic wave generated from the rope and convert the elastic wave into a detection signal. At least one of the sensors is installed near an end portion of the rope. At least one of the sensors is installed at the sheave. The calculator is configured to calculate a position of the rope where the elastic wave has been generated, based on a propagating speed of the elastic wave, time difference information of a plurality of detected times of the elastic waves detected by the respective sensors, and positional information indicating positions of the respective sensors.Type: GrantFiled: March 21, 2016Date of Patent: July 10, 2018Assignee: Kabushiki Kaisha ToshibaInventors: Junko Hirokawa, Kazuo Watabe, Takahiro Omori, Takashi Usui, Osamu Nishimura, Akihiro Kasahara
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Patent number: 9962954Abstract: A thermal printer includes: a plurality of heat elements that are to be heated by applying an electrical power; a printing controller that applies a first electrical power to heat elements not to be used for printing, the first electrical power depending on the number of heat elements not to be used for printing among the plurality of heat elements; and a thermal head that prints using the plurality of heat elements.Type: GrantFiled: May 4, 2017Date of Patent: May 8, 2018Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Shinichi Tatsuta, Junya Tanaka, Misato Ishikawa, Shunsuke Hattori, Takahiro Omori, Tetsuya Kugimiya, Kazuaki Sugimoto
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Patent number: 9921188Abstract: According to an embodiment, a detection system includes a plurality of sensor nodes and a sensor module. The plurality of sensor nodes detects sound waves generated from a prestressed concrete and converts the detected sound waves into detection signals. The sensor module is connected to the plurality of sensor nodes and receives the detection signals. The plurality of sensor nodes includes the sensor nodes in an operating state and the sensor nodes in a dormant state in which power consumption is held down as compared to the operating state. When magnitude of the detection signals is equal to or greater than a first threshold value, the sensor module switches the sensor node in the dormant state to the operating state.Type: GrantFiled: September 1, 2015Date of Patent: March 20, 2018Assignee: Kabushiki Kaisha ToshibaInventors: Hidefumi Takamine, Kazuo Watabe, Takahiro Omori, Takashi Usui, Junko Hirokawa, Akihiro Kasahara
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Publication number: 20170232759Abstract: A thermal printer includes: a plurality of heat elements that are to be heated by applying an electrical power; a printing controller that applies a first electrical power to heat elements not to be used for printing, the first electrical power depending on the number of heat elements not to be used for printing among the plurality of heat elements; and a thermal head that prints using the plurality of heat elements.Type: ApplicationFiled: May 4, 2017Publication date: August 17, 2017Inventors: Shinichi TATSUTA, Junya TANAKA, Misato ISHIKAWA, Shunsuke HATTORI, Takahiro OMORI, Tetsuya KUGIMIYA, Kazuaki SUGIMOTO
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Patent number: 9669636Abstract: A thermal printer includes: a plurality of heat elements that are to be heated by applying an electrical power; a printing controller that applies a first electrical power to heat elements not to be used for printing, the first electrical power depending on the number of heat elements not to be used for printing among the plurality of heat elements; and a thermal head that prints using the plurality of heat elements.Type: GrantFiled: October 28, 2015Date of Patent: June 6, 2017Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Shinichi Tatsuta, Junya Tanaka, Misato Ishikawa, Shunsuke Hattori, Takahiro Omori, Tetsuya Kugimiya, Kazuaki Sugimoto
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Publication number: 20170149319Abstract: A rotating electric machine includes: a stator core having a plurality of slots aligned along a circumferential direction; a stator having a stator coil with an enamel coating inserted into the slots of the stator core; and a rotor rotatably arranged over the stator core through a given gap. The stator coil includes: main coils of a plurality of phases in which a plurality of segment coils each having a rectangular cross-section wire formed into a substantially U-shaped wire in advance is connected to each other; a first sub-coil having a lead wire led from the slots and attached with an AC terminal, and connected to one end of the respective main coils; and a second sub-coil having a neutral wire led from the slots, and connected to the other end of the respective main coils. The lead wire and the neutral wire are each formed of a wire with a bend structure having a plurality of straights and bends.Type: ApplicationFiled: February 3, 2017Publication date: May 25, 2017Inventors: Kenichi NAKAYAMA, Yoshimi MORI, Takahiro OMORI, Tomoaki KAIMORI, Tsuyoshi GOTOU, Hiromitsu OKAMOTO, Naoki NISHIKAWA, Takashi GENMOTO
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Publication number: 20170138910Abstract: According to one embodiment, a detection device is provided in a structure. The structure is constituted of: a first member; a second member provided on an opposite side of the first member; and a welded portion that is provided along an end of the second member facing the first member and fixes the first member and the second member. The detection device include: a plurality of acoustic emission sensors that are disposed so as to be separated from each other in a direction in which the welded portion extends and are configured to detect an elastic wave transmitted to the second member, each acoustic emission sensor being attached to the second member; and an outputter that outputs information, obtained from outputs of the plurality of the acoustic emission sensors, to an outside.Type: ApplicationFiled: September 13, 2016Publication date: May 18, 2017Inventors: Takashi USUI, Kazuo WATABE, Takahiro OMORI, Hidefumi TAKAMINE, Akihiro KASAHARA
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Patent number: 9601977Abstract: A rotating electric machine includes: a stator core having a plurality of slots aligned along a circumferential direction; a stator having a stator coil with an enamel coating inserted into the slots of the stator core; and a rotor rotatably arranged over the stator core through a given gap. The stator coil includes: main coils of a plurality of phases in which a plurality of segment coils each having a rectangular cross-section wire formed into a substantially U-shaped wire in advance is connected to each other; a first sub-coil having a lead wire led from the slots and attached with an AC terminal, and connected to one end of the respective main coils; and a second sub-coil having a neutral wire led from the slots, and connected to the other end of the respective main coils. The lead wire and the neutral wire are each formed of a wire with a bend structure having a plurality of straights and bends.Type: GrantFiled: August 8, 2012Date of Patent: March 21, 2017Assignee: Hitachi Automotive Systems, Ltd.Inventors: Kenichi Nakayama, Yoshimi Mori, Takahiro Omori, Tomoaki Kaimori, Tsuyoshi Gotou, Hiromitsu Okamoto, Naoki Nishikawa, Takashi Genmoto
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Publication number: 20170028741Abstract: A thermal printer includes: a plurality of heat elements that are to be heated by applying an electrical power; a printing controller that applies a first electrical power to heat elements not to be used for printing, the first electrical power depending on the number of heat elements not to be used for printing among the plurality of heat elements; and a thermal head that prints using the plurality of heat elements.Type: ApplicationFiled: October 28, 2015Publication date: February 2, 2017Inventors: Shinichi TATSUTA, Junya TANAKA, Misato ISHIKAWA, Shunsuke HATTORI, Takahiro OMORI, Tetsuya KUGIMIYA, Kazuaki SUGIMOTO