Abstract: An antenna circuit includes a radiation conductor, a matching circuit disposed between a feeding port in the radiation conductor and a feeder circuit, and a frequency-characteristics adjusting circuit connected between a frequency-characteristics adjustment port in the radiation conductor and a ground and including a variable reactance circuit. The matching circuit includes a first inductance element connected in shunt. The frequency-characteristics adjusting circuit includes a second inductance element. The first inductance element and the second inductance element are magnetically coupled to each other.

Abstract: The invention provides a novel ?-halogen-substituted thiophene compound salt that has a potent LPA receptor antagonistic action and is useful as a medicament. The salt is represented by the general formula (I): (wherein R is a hydrogen atom or a methoxy group; X is a halogen atom; A is selected from the group consisting of: M is an alkali metal or an alkaline earth metal; and n is 1 when M is an alkali metal and is 2 when M is an alkaline earth metal).

Abstract: An information processing system includes a storage unit that stores and associates a cause of a failure that has occurred in an electronic device, state information of the electronic device at the time the failure has occurred in the electronic device due to the cause of the failure, and a measure to be implemented in response to the cause of the failure. The information processing system further includes at least one processor that performs an acquisition process for acquiring the state information of the electronic device, and a failure diagnosis process for determining the cause of the failure that has occurred in the electronic device and the measure to be implemented in response to the cause of the failure based on the acquired state information of the electronic device.

Abstract: A novel ?-halogen-substituted thiophene compound or a pharmacologically acceptable salt thereof, which has a potent LPA receptor-antagonist activity and is useful as a medicament is provided.

Abstract: An information processing system includes one or more information processing apparatuses for determining lifetimes of components, to be replaced by preventive maintenance, of respective electric devices. The information processing system includes a leading variable specifying unit configured to specify, based on variables that represent use states of the electric devices and failure data of the electric devices which have been obtained from the electric devices, a plurality of leading variables relevant to the lifetimes of the components; a lifetime matrix creating unit configured to classify a plurality of values of each of the leading variables into sections to create a lifetime matrix in which the lifetimes of the components are set with respect to combinations of the sections each of which relates to a different leading variable; and a lifetime outputting unit configured to determine the lifetimes of the components with respect to the respective electric devices.

Abstract: A resonant circuit includes a first inductor and a first capacitor which define a first series circuit and a second inductor connected in parallel to the first series circuit. The first inductor and the second inductor are coupled via a magnetic field in a direction in which magnetic fluxes passing through the inductor and the second inductor strengthen each other to effectively increase steepness in a transient band.

Abstract: An optical transmission apparatus includes: a coherent detector configured to receive light including different polarization components from an optical transmission path, and perform coherent detection of received light including the different polarization components; an adaptive equalizer configured to adaptively equalize, by a digital filter, a complex electric signal for each of the polarization components obtained by the coherent detection, a gain value for controlling an amplitude of the complex electric signal being applied to the complex electric signal; and a polarization dependent loss monitor configured to determine a polarization dependent loss of the optical transmission path, based on a correction filter parameter obtained by correcting a filter parameter of the digital filter according to the gain value, the filter parameter being adaptively updated by an adaptive equalization of the adaptive equalizer.

Abstract: An antenna apparatus includes a conductive radiating element, a conductive member, and a first impedance circuit. The first impedance circuit includes a first parallel resonant circuit (an LC parallel resonant circuit) and is directly connected between the radiating element and the conductive member (the conductor plate). Since the first parallel resonant circuit has high impedance in its resonant frequency band and is equivalently in an open state, one end of the radiating element is opened in the resonant frequency band. Accordingly, the radiating element defines and functions as a standing-wave antenna that contributes to electric-field radiation and a loop portion including the radiating element, the conductive member, and the first impedance circuit defines and functions as a magnetic-field radiation antenna that contributes to magnetic-field radiation.

Abstract: An information processing apparatus includes circuitry. The circuitry acquires, from equipment in which a fault has occurred, status information indicating a status of the equipment. The circuitry checks whether a maintenance person who is in an available state is present from among a plurality of maintenance persons. The circuitry identifies a type of the fault that has occurred in the equipment, based on the acquired status information. In a case in which no maintenance person who is in the available state is present from among the plurality of maintenance persons, the circuitry instructs the equipment to output a quick fix technique, which enables working around the fault of the identified type to enable continued use of the equipment.

Abstract: There is provided a transmitting device including a receiver configured to receive a signal including one of a first signal to which a code relating to error correction is assigned and a second signal to which the code is not assigned, a first synchronization processing circuit configured to perform a first synchronization processing of the first signal, a second synchronization processing circuit configured to perform a second synchronization processing of the second signal, and a switch circuit configured to select one of the signal including the first signal and the signal including the second signal, based on results of the first synchronization processing and the second synchronization processing.

Abstract: An optical transmission apparatus includes: an optical receiver configured to receive an optical signal; a variable optical attenuator configured to adjust a power of the optical signal to be input to the optical receiver according to a variable attenuation amount; and a controller configured to control the attenuation amount of the variable optical attenuator based on an electrical signal obtained by performing a coherent detection and a photoelectric conversion on the optical signal received by the optical receiver.

Abstract: The invention provides a novel ?-halogen-substituted thiophene compound salt that has a potent LPA receptor antagonistic action and is useful as a medicament. The salt is represented by the general formula (I): (wherein R is a hydrogen atom or a methoxy group; X is a halogen atom; A is selected from the group consisting of: ;M is an alkali metal or an alkaline earth metal; and n is 1 when M is an alkali metal and is 2 when M is an alkaline earth metal).

Abstract: A transmission apparatus includes: a first input-output unit; a second input-output unit; a third input-output unit located in a first direction that is a transmission direction from the first input output unit and the second input-output unit; and a switch coupled to the first input-output unit, the second input-output unit, and the third input-output unit, wherein the first input-output unit requests the third input-output unit via the switch to notify in a second direction opposite to the first direction of a defect upon detecting the defect, wherein the third input-output unit transmits defect information indicating the defect to one of the first input-output unit and the second input-output unit via the switch in response to a requesting from the first input-output unit.

Abstract: A phase shifter includes a transformer connected between a first port and a second port and including a first coil and a second coil that is magnetically coupled to the first coil, the transformer including a parasitic inductance component; and an impedance adjustment circuit including a reactance element that suppresses a deviation in impedance due to the parasitic inductance component of the transformer. A coupling coefficient between the first coil and the second coil of the transformer and a value of the reactance element of the impedance adjustment circuit are determined such that a phase-shift amount changes in accordance with a frequency band.

Abstract: A transformer-type phase shifter or a phase-shift circuit includes a first coil and a second coil that is magnetically coupled to the first coil with a coupling coefficient of less than 1, a transformer including a parallel inductance component and a series inductance component, and an impedance adjustment circuit including a reactance element that performs impedance adjustment for the transformer, thus being advantageous in reducing the size, loss, and frequency dependency of the phase-shift amount.

Abstract: A system includes a device and one or more information processing apparatuses. The device includes a device-information generator configured to generate device information on the device; and an analyzer determining unit configured to determine any one of the device and the one or more information processing apparatuses as an analyzer for the device information. The one determined as the analyzer includes an analysis unit configured to perform an analysis based on the device information; and a service determining unit configured to determine a service to the device based on a result of the analysis.

Abstract: An information processing system includes a storage unit that stores and associates a cause of a failure that has occurred in an electronic device, state information of the electronic device at the time the failure has occurred in the electronic device due to the cause of the failure, and a measure to be implemented in response to the cause of the failure. The information processing system further includes at least one processor that performs an acquisition process for acquiring the state information of the electronic device, and a failure diagnosis process for determining the cause of the failure that has occurred in the electronic device and the measure to be implemented in response to the cause of the failure based on the acquired state information of the electronic device.

Abstract: An information processing system includes at least one information processing apparatus. The information processing system includes a provisional cost calculator configured to apply failure history information to a failure prediction model to provisionally calculate a cost of the failure prediction model, the failure history information expressing failure history of at least one electronic device in which a failure has occurred, the failure prediction model including a symptom detection method for detecting a symptom of a failure to occur in the electronic device in association with a preventive action for preventing the failure to occur in the electronic device; and an adoption determiner configured to determine to adopt the failure prediction model by which a profit can be obtained, based on a result of the provisional calculation.

Abstract: An optical transmission apparatus includes: an optical receiver configured to receive an optical signal; a variable optical attenuator configured to adjust a power of the optical signal to be input to the optical receiver according to a variable attenuation amount; and a controller configured to control the attenuation amount of the variable optical attenuator based on an electrical signal obtained by performing a coherent detection and a photoelectric conversion on the optical signal received by the optical receiver.

Abstract: An optical transmission apparatus includes: a coherent detector configured to receive light including different polarization components from an optical transmission path, and perform coherent detection of received light including the different polarization components; an adaptive equalizer configured to adaptively equalize, by a digital filter, a complex electric signal for each of the polarization components obtained by the coherent detection, a gain value for controlling an amplitude of the complex electric signal being applied to the complex electric signal; and a polarization dependent loss monitor configured to determine a polarization dependent loss of the optical transmission path, based on a correction filter parameter obtained by correcting a filter parameter of the digital filter according to the gain value, the filter parameter being adaptively updated by an adaptive equalization of the adaptive equalizer.