Patents by Inventor Hiroshi Sameshima
Hiroshi Sameshima 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: 10222245Abstract: A controller switches a measurement unit from a non-measurement state to a measurement state to start measurement processing of the measurement target physical amount when a trigger condition having a lowest variation level for a steady state is satisfied in plural trigger conditions set according to a trigger physical amount detected by a trigger detector, and the controller interrupts currently-performed measurement processing to start measurement processing corresponding to a trigger condition having a higher variation level when the trigger condition having the variation level for the steady state higher than that of the trigger condition corresponding to the currently-performed measurement processing is satisfied during performance of the measurement processing.Type: GrantFiled: February 4, 2014Date of Patent: March 5, 2019Assignee: OMRON CorporationInventors: Hiroshi Sameshima, Yasuhiro Kawabata, Tomohiro Ozaki, Ryota Akai, Teruki Hasegawa
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Patent number: 10142912Abstract: A sink node forming a sensor network system with one or more sensor nodes includes a communication time period allocation means for allocating, to a target sensor node, a communication time period for measurement information transmission by the target sensor node, to not overlap a communication time period for measurement information transmission by a node related to a wireless communication environment between the target sensor node and sink node, concerning measurement information transmission by a sensor target sensor node other than the target sensor node among the one or more sensor nodes. The communication time period allocation means adjusts a communication time period allocated for subsequent measurement information to be transmitted by the target sensor node, based on a predetermined wireless communication parameter related to the wireless communication environment between the target sensor node and sink node, concerning measurement information transmission by the target sensor node.Type: GrantFiled: January 26, 2016Date of Patent: November 27, 2018Assignee: OMRON CorporationInventors: Yuki Inoue, Hiroshi Sameshima, Ryota Akai, Tomohiro Ozaki
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Publication number: 20170359767Abstract: A sink node forming a sensor network system with one or more sensor nodes includes a communication time period allocation means for allocating, to a target sensor node, a communication time period for measurement information transmission by the target sensor node, to not overlap a communication time period for measurement information transmission by a node related to a wireless communication environment between the target sensor node and sink node, concerning measurement information transmission by a sensor target sensor node other than the target sensor node among the one or more sensor nodes. The communication time period allocation means adjusts a communication time period allocated for subsequent measurement information to be transmitted by the target sensor node, based on a predetermined wireless communication parameter related to the wireless communication environment between the target sensor node and sink node, concerning measurement information transmission by the target sensor node.Type: ApplicationFiled: January 26, 2016Publication date: December 14, 2017Applicant: OMRON CorporationInventors: Yuki INOUE, Hiroshi SAMESHIMA, Ryota AKAI, Tomohiro OZAKI
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Patent number: 9787181Abstract: A sensor device includes a first sensor unit, a control IC configured to switch a power supply route, a power supply, a DC converter, and a regulator configured to regulate the voltage. A power supply route A and a power supply route B is provided as a power supply route from the power supply to the sensor unit and the control IC. In the power supply route A, the sensor unit is not electrically conducted to the power supply, and the control IC is directly connected to the power supply. In the power supply route B, the power supply, the DC converter, and the regulator are connected in series, output of the regulator is supplied to the sensor unit, and output of the DC converter is supplied to the control IC. The control IC switches between the power supply route A and the power supply route B according to an operating state of the sensor unit.Type: GrantFiled: February 18, 2014Date of Patent: October 10, 2017Assignee: OMRON CorporationInventors: Teruki Hasegawa, Hiroshi Imai, Hiroshi Sameshima, Tomohiro Ozaki
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Patent number: 9625308Abstract: A vibration energy detection apparatus has a vibration power generator installed in an inspection object that converts vibration energy generated in the inspection object into power, an electric storage unit that stores generated power of the vibration power generator, a voltage monitor that monitors a storage voltage of the electric storage unit, a discharge controller that discharges electric storage energy of the electric storage unit when the storage voltage of the electric storage unit exceeds a predetermined storage voltage, and a vibration energy calculator that calculates the vibration energy generated in the inspection object based on the number of formation times of an electric storage state of the electric storage unit. The electric storage state is continuously or intermittently formed by the discharge by the discharge controller.Type: GrantFiled: February 8, 2013Date of Patent: April 18, 2017Assignee: OMRON CorporationInventors: Hiroshi Sameshima, Misato Nabeto, Masayo Ikuta, Kenji Sakurai
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Patent number: 9507370Abstract: A voltage conversion circuit has a plurality of primary capacitors charged by a power supply, a secondary capacitor connected in parallel to the respective plurality of primary capacitors that is charged at a voltage supplied to a load circuit, a plurality of switching circuits provided in association with the respective plurality of primary capacitors that change over a connection state between the primary capacitors and the secondary capacitor, and a connection control circuit that successively connects the respective primary capacitors to the secondary capacitor through the corresponding switching circuits, the respective primary capacitors across which the charging voltages reach a predetermined connection voltage higher than a charging voltage across the secondary capacitor.Type: GrantFiled: August 28, 2012Date of Patent: November 29, 2016Assignee: OMRON CorporationInventors: Hiroshi Sameshima, Misato Nabeto, Tatsuakira Masaki, Hiroshi Tsuji
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Patent number: 9482701Abstract: A detection device for detecting a state of electric power has a first current transformer that measures a first current on a first power line side of a connecting point between a first power line derived from a commercial power supply and a second power line derived from a power generation device which supplies electric power equal in frequency to the commercial power supply, a second current transformer that measures a second current on a second power line side of the connecting point, a first calculation unit that calculates a decision value based on a product of a measured value of the first current and a measured value of the second current, and a detection unit that detects a power flow direction of electric power of the first power line based on the decision value.Type: GrantFiled: March 16, 2011Date of Patent: November 1, 2016Assignee: OMRON CorporationInventors: Hiroshi Imai, Yasuhiro Kawabata, Hiroshi Sameshima, Shuichi Misumi
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Patent number: 9484764Abstract: A charge control device that controls a state of charging to a storage section that stores electric power supplied from a power source and supplies the stored electric power to a load. The charge control device includes a voltage monitoring section which, if the storage section has its inter-terminal voltage being higher than or equal to a predetermined upper limit voltage, determines that the storage section is on a full charge, and which, if the storage section has its inter-terminal voltage being lower than or equal to a predetermined lower limit voltage which is lower than the predetermined upper limit voltage, determines that the storage section needs to be charged.Type: GrantFiled: March 23, 2011Date of Patent: November 1, 2016Assignee: OMRON CorporationInventor: Hiroshi Sameshima
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Patent number: 9331479Abstract: A sensor device has a sensor unit, a control unit; and multiple power supply paths from a power supply to the sensor unit and the control unit. The multiple power supply paths are configured to be switched in accordance with an operation status of the sensor unit. The sensor device further has a wireless communication device for transmitting a measurement result of the sensor unit. The multiple power supply paths are provided to supply power from the power supply to the wireless communication device. The multiple power supply paths are configured to be switched in accordance with an operation status of the wireless communication device.Type: GrantFiled: March 16, 2011Date of Patent: May 3, 2016Assignee: OMRON CorporationInventors: Hiroshi Imai, Yasuhiro Kawabata, Hiroshi Sameshima
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Publication number: 20160056718Abstract: A sensor device includes a first sensor unit, a control IC configured to switch a power supply route, a power supply, a DC converter, and a regulator configured to regulate the voltage. A power supply route A and a power supply route B is provided as a power supply route from the power supply to the sensor unit and the control IC. In the power supply route A, the sensor unit is not electrically conducted to the power supply, and the control IC is directly connected to the power supply. In the power supply route B, the power supply, the DC converter, and the regulator are connected in series, output of the regulator is supplied to the sensor unit, and output of the DC converter is supplied to the control IC. The control IC switches between the power supply route A and the power supply route B according to an operating state of the sensor unit.Type: ApplicationFiled: February 18, 2014Publication date: February 25, 2016Applicant: OMRON CorporationInventors: Teruki Hasegawa, Hiroshi Imai, Hiroshi Sameshima, Tomohiro Ozaki
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Publication number: 20160041014Abstract: A controller switches a measurement unit from a non-measurement state to a measurement state to start measurement processing of the measurement target physical amount when a trigger condition having a lowest variation level for a steady state is satisfied in plural trigger conditions set according to a trigger physical amount detected by a trigger detector, and the controller interrupts currently-performed measurement processing to start measurement processing corresponding to a trigger condition having a higher variation level when the trigger condition having the variation level for the steady state higher than that of the trigger condition corresponding to the currently-performed measurement processing is satisfied during performance of the measurement processing.Type: ApplicationFiled: February 4, 2014Publication date: February 11, 2016Applicant: OMRON CorporationInventors: Hiroshi Sameshima, Yasuhiro Kawabata, Tomohiro Ozaki, Ryota Akai, Teruki Hasegawa
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Patent number: 9143050Abstract: A voltage converting circuit includes a plurality of first capacitors that are charged by a power source, a second capacitor, connected in parallel to the plurality of first capacitors, which is able to be charged to a voltage that is supplied to a load circuit, and a plurality of switching circuits, provided in such a way as to correspond to the plurality of first capacitors, each of which switches states of connection between its corresponding first capacitor and the second capacitor. The first capacitors are sequentially connected to the second capacitor through the corresponding switching circuits as charging voltages of the first capacitors reach a predetermined connection voltage that is higher than a charging voltage of the second capacitor so that the first capacitors are not short-circuited with each other.Type: GrantFiled: March 16, 2011Date of Patent: September 22, 2015Assignee: OMRON CorporationInventors: Misato Nabeto, Kenji Sakurrai, Tatsuakira Masaki, Hiroshi Sameshima, Hiroshi Tsuji
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Publication number: 20150168208Abstract: A vibration energy detection apparatus has a vibration power generator installed in an inspection object that converts vibration energy generated in the inspection object into power, an electric storage unit that stores generated power of the vibration power generator, a voltage monitor that monitors a storage voltage of the electric storage unit, a discharge controller that discharges electric storage energy of the electric storage unit when the storage voltage of the electric storage unit exceeds a predetermined storage voltage, and a vibration energy calculator that calculates the vibration energy generated in the inspection object based on the number of formation times of an electric storage state of the electric storage unit. The electric storage state is continuously or intermittently formed by the discharge by the discharge controller.Type: ApplicationFiled: February 8, 2013Publication date: June 18, 2015Inventors: Hiroshi Sameshima, Misato Nabeto, Masayo Ikuta, Kenji Sakurai
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Publication number: 20140328101Abstract: A voltage conversion circuit has a plurality of primary capacitors charged by a power supply, a secondary capacitor connected in parallel to the respective plurality of primary capacitors that is charged at a voltage supplied to a load circuit, a plurality of switching circuits provided in association with the respective plurality of primary capacitors that change over a connection state between the primary capacitors and the secondary capacitor, and a connection control circuit that successively connects the respective primary capacitors to the secondary capacitor through the corresponding switching circuits, the respective primary capacitors across which the charging voltages reach a predetermined connection voltage higher than a charging voltage across the secondary capacitor.Type: ApplicationFiled: August 28, 2012Publication date: November 6, 2014Applicant: OMRON CORPORATIONInventors: Hiroshi Sameshima, Misato Nabeto, Tatsuakira Masaki, Hiroshi Tsuji
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Publication number: 20140327428Abstract: The present invention relates to a detecting device and method, and a program which can detect a power state easily at low cost. A current transformer measures current of a commercial power system from a commercial power supply through a connection point of the commercial power system and a power generation system from a solar power generation system that supplies power having the same frequency as the commercial power supply. A current transformer measures power at the power generation system side through the connection point. A decision value calculator calculates a decision value based on a value obtained through multiplication of a measured value of current through the current transformer and through the current transformer. A flow detector detects a power flow of the commercial power system based on the calculated value. The present invention can be applied to a power measuring system for use in homes, for example.Type: ApplicationFiled: December 8, 2011Publication date: November 6, 2014Applicant: OMRON CORPORATIONInventors: Shuichi Misumi, Hiroshi Imai, Yasuhiro Kawabata, Hiroshi Sameshima
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Patent number: 8705908Abstract: An optical transmission module has an optical wiring for transmitting light, and an optical element for irradiating a light incidence plane of the optical wiring with light and a control circuit component for driving light emission of the optical element based on an externally input electric signal, or an optical element for receiving light emitted from a light emitting surface of the optical wiring and converting to an electric signal and a control circuit component for amplifying the electric signal output from the optical element and outputting to the outside. A plurality of boards overlapped and stacked so as to form a step with each other is arranged. A first board stacked at one end in a stacking direction of the plurality of boards is mounted with the optical wiring and the optical element so as to sandwich both surfaces in the stacking direction, and a board surface on the first board side of a second board stacked at another end is mounted with the control circuit component.Type: GrantFiled: September 14, 2009Date of Patent: April 22, 2014Assignee: OMRON CorporationInventors: Hiroshi Sameshima, Naru Yasuda
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Publication number: 20140002029Abstract: A charge control device that controls a state of charging to a storage section that stores electric power supplied from a power source and supplies the stored electric power to a load. The charge control device includes a voltage monitoring section which, if the storage section has its inter-terminal voltage being higher than or equal to a predetermined upper limit voltage, determines that the storage section is on a full charge, and which, if the storage section has its inter-terminal voltage being lower than or equal to a predetermined lower limit voltage which is lower than the predetermined upper limit voltage, determines that the storage section needs to be charged.Type: ApplicationFiled: March 23, 2011Publication date: January 2, 2014Applicant: OMRON CORPORATIONInventor: Hiroshi Sameshima
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Publication number: 20130245972Abstract: A detection device for detecting a state of electric power has a first current transformer that measures a first current on a first power line side of a connecting point between a first power line derived from a commercial power supply and a second power line derived from a power generation device which supplies electric power equal in frequency to the commercial power supply, a second current transformer that measures a second current on a second power line side of the connecting point, a first calculation unit that calculates a decision value based on a product of a measured value of the first current and a measured value of the second current, and a detection unit that detects a power flow direction of electric power of the first power line based on the decision value.Type: ApplicationFiled: March 16, 2011Publication date: September 19, 2013Applicant: OMRON CORPORATIONInventors: Hiroshi Imai, Yasuhiro Kawabata, Hiroshi Sameshima, Shuichi Misumi
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Publication number: 20130201742Abstract: A voltage converting circuit includes a plurality of first capacitors that are charged by a power source, a second capacitor, connected in parallel to the plurality of first capacitors, which is able to be charged to a voltage that is supplied to a load circuit, and a plurality of switching circuits, provided in such a way as to correspond to the plurality of first capacitors, each of which switches states of connection between its corresponding first capacitor and the second capacitor. The first capacitors are sequentially connected to the second capacitor through the corresponding switching circuits as charging voltages of the first capacitors reach a predetermined connection voltage that is higher than a charging voltage of the second capacitor so that the first capacitors are not short-circuited with each other.Type: ApplicationFiled: March 16, 2011Publication date: August 8, 2013Applicant: OMRON CORPORATIONInventors: Misato Nabeto, Kenji Sakurrai, Tatsuakira Masaki, Hiroshi Sameshima, Hiroshi Tsuji
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Publication number: 20130140910Abstract: A sensor device has a sensor unit, a control unit; and multiple power supply paths from a power supply to the sensor unit and the control unit. The multiple power supply paths are configured to be switched in accordance with an operation status of the sensor unit. The sensor device further has a wireless communication device for transmitting a measurement result of the sensor unit. The multiple power supply paths are provided to supply power from the power supply to the wireless communication device. The multiple power supply paths are configured to be switched in accordance with an operation status of the wireless communication device.Type: ApplicationFiled: March 16, 2011Publication date: June 6, 2013Applicant: OMRON CORPORATIONInventors: Hiroshi Imai, Yasuhiro Kawabata, Hiroshi Sameshima