Omron Corporation

Hiroshi Sameshima

Naru Yasuda

Hayami Hosokawa

Hiroshi Imai

Yasuhiro Kawabata

Junichi Tanaka

Akira Enami

Misato Nabeto

Yoshihisa Ishida

Tomohiro Ozaki

Akihiko Sano

Hiroshi Tsuji

Ryota Akai

Tatsuakira Masaki

Hiroto Nozawa

Toshiaki Okuno

Teruki Hasegawa

Kenji Sakurai

Shuichi Misumi

Masayo Ikuta

Yuki Inoue

Kenji Sakurrai

Takayoshi Koike

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.

Sensor device, measurement system, and measurement method

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.

Sink node, sensor network system, information collection method, and information collection program

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.

Sensor device and monitoring system

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.

Vibration energy detection apparatus and vibration energy detection system

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.

Voltage conversion circuit with improved conversion efficiency

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.

Charge control device and drive load module

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.

Detection device and method, and program

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.

Sensor device

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.

Voltage converting circuit and electronic device

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.

Optical transmission module, method for manufacturing optical transmission module, and electronic device

In a package () formed by a supporting portion () for supporting a light emitting portion () or a light receiving portion () for emitting or receiving an optical signal, and a lid () for covering the supporting portion (); the supporting portion () or the lid () includes a light guide mounting surface () for supporting at least one end including an incident/exit port of the optical signal in a film light guide () for optically coupling with the light emitting portion () or the light receiving portion () and transmitting the optical signal; and a length (D) in a Z-direction serving as a perpendicular direction with respect to the light guide mounting surface () from the light guide mounting surface () of the supporting portion () or the lid () to the lid () or the supporting portion () facing the light guide mounting surface () is longer than a length (d) in the Z-direction in a region of the film light guide () supported by the light guide mounting surface (). The light guide package having a structure in which the deformation and the damage of the core are less likely to occur even when subjected to impact by vibration and the like is thereby provided.

Film light guide package, film light guide module, and electronic device

A light transmission module includes a light transmission path for transmitting light, an optical element including a light emitting and receiving surface for optically coupling with the light transmitted by the light transmission path, and being formed with a light emitting and receiving point having a function of photoelectric conversion and an electrode pad on the light emitting and receiving surface. The light transmission module further includes a substrate mounted with the optical element and an electrical wiring and an electrical connecting member for electrically connecting the electrode pad and the electrical wiring. The substrate includes a wiring exposed surface where the electrical wiring is exposed. The electrical connecting member is made of solidified object of a liquid conductive material arranged to contact the electrical wiring, which is exposed at the wiring exposed surface, and the electrode pad.

Optical transmission module, electronic device and method for manufacturing optical transmission module

A connection member (), which electrically connects a package () on which an optical element that converts an electric signal to an optical signal or converts an optical signal to an electric signal and at least one end portion including an incident/releasing port for an optical signal of an optical waveguide () that is optically coupled with the optical element to transmit the optical signal are mounted, and a second substrate () to each other, is provided with a holding unit having elasticity, which holds the package (), and a connection unit that is connected to the substrate ().

Optical transmission module, connecting part, and electronic device having optical transmission module

An optical module () including a light receiving/emitting element () for transmitting or receiving an optical signal, an optical waveguide () having a core part made of a material with translucency and a clad part made of a material having an index of refraction different from an index of refraction of the core part for optically coupling with the light receiving/emitting element () and transmitting the optical signal, and a package () for accommodating at least one end including an entrance/exit port () of the optical signal in the optical waveguide () and the light receiving/emitting element (); wherein a surface on a side facing a bottom plate mounted with the light receiving/emitting element () in the package () at the end of the optical waveguide () accommodated in the package () is configured by a first region including a portion projected into a space inside the package (), and a second region different from the first region; and the package () includes a supporting part () for supporting one part of at least one side of the surface forming the first region in the first region, and supporting one part of at least two sides of the surface forming the second region in the second region.

Optical module

A connection member electrically connects an optical element configured to convert an electric signal to an optical signal or to convert an optical signal to an electric signal, a first substrate including an incident/releasing port of an optical transmission path for an optical signal at least one end portion thereof, and a second substrate to each other. The optical transmission path is optically coupled with the optical element to transmit the optical the connection. The connection member includes a connection unit connected to the second substrate and a holding unit having elasticity and holding the first substrate. The holding unit is provided with an electrode at a connecting position to the first substrate, and the holding unit holds the first substrate by connecting the first substrate to the electrode.

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Nara, Japan

Hiroshi Sameshima