Abstract: An optical device package includes a glass substrate, a warpage reducing film, a redistribution layer, and a semiconductor element. The warpage reducing film is disposed directly or indirectly on the glass substrate. The redistribution layer includes a wiring sublayer and an insulating sublayer. The wiring sublayer and the insulating sublayer are at least partially disposed on the warpage reducing film. The semiconductor element is mounted on the redistribution layer.

Abstract: The objective of the present invention is to provide a method of producing each high purity imidazole dipeptide in large quantities on an industrial scale, regardless of the type of animal extract employed. The objective is achieved by a method of producing a purified imidazole dipeptide composition, including the step (1) of subjecting an animal extract treatment solution containing at least two types of imidazole dipeptides to adsorption treatment carried out by bringing the solution into contact with a hydrophobic adsorption resin to adsorb the imidazole dipeptides onto the hydrophobic adsorption resin; and the step (2) of subjecting the hydrophobic adsorption resin adsorbing the imidazole dipeptides to elution treatment using an aqueous solution to mutually separate and collect the imidazole dipeptides to purify an imidazole dipeptide.

Abstract: A headway control device includes: a delay time receiving unit that receives identification information and a delay time of each train within a control range; a target traveling time calculating unit that identifies a train to be controlled on the basis of the delay time, determines an order in which trains travel in a traveling direction by using the identification information, identifies a preceding train and a following train on the basis of the order, and calculates a target traveling time of the train to be controlled in a travel section in which the train to be controlled travels next by using a normal traveling time, the delay time of the train to be controlled, the delay time of the preceding train, and the delay time of the following train; and a target traveling time transmitting unit that transmits the target traveling time to the train to be controlled.

Abstract: A ridge type semiconductor optical device includes a first conductivity type semiconductor layer including at least a first stripe section; an active layer including at least an active stripe section on the first stripe section; a second conductivity type semiconductor layer including at least a second stripe section on the active stripe section; a ridge electrode on the second stripe section; an insulation film on an end face of each of the first stripe section, the active stripe section, and the second stripe section; and a film heater on the insulation film, the film heater overlapping with the end face of at least the first stripe section.

Abstract: An object of the present invention is to solve problems in terms of stagnation of research on norovirus by providing a cultured transgenic cell or a transgenic animal in which murine norovirus (MNV) can be grown across the barrier of host specificity in mammalian cells, and providing a screening method that uses the cultured transgenic cell or the transgenic animal. The present inventors have found that MNV infection is determined in a cultured transgenic mammalian cell or a mammal possessing the cultured transgenic mammalian cell as its own cell, the cultured transgenic mammalian cell containing one or more species selected from the entirety or a portion of the murine CD300F gene and/or a CD300 family gene having an extracellular domain nucleotide sequence similar to that of the murine CD300F gene. The present inventors have solved the aforementioned problems by providing, for example, a norovirus-related drug screening method on the basis of this finding.

Abstract: A ridge type semiconductor optical device includes a first conductivity type semiconductor layer including at least a first stripe section; an active layer including at least an active stripe section on the first stripe section; a second conductivity type semiconductor layer including at least a second stripe section on the active stripe section; a ridge electrode on the second stripe section; an insulation film on an end face of each of the first stripe section, the active stripe section, and the second stripe section; and a film heater on the insulation film, the film heater overlapping with the end face of at least the first stripe section.

Abstract: An optical subassembly may include a plurality of optical semiconductor devices arrayed such that a plurality of light beams respectively traveling in parallel in a first direction are emitted therefrom or incident thereon. The optical subassembly may also include a carrier on which the plurality of optical semiconductor devices are mounted. Adjacent ones of the plurality of optical semiconductor devices may be located at positions shifted in a second direction orthogonal to the first direction and may be shifted in the first direction so as not to face each other in the second direction.

Abstract: The temperature sensitive pellet type thermal fuse includes: a conductive envelope having an opening at a first end; a temperature sensitive device housed inside the envelope; a first lead which is installed in the opening of the envelope and has a fixed contact; a second lead connected to a second end of the envelope; a movable contact housed in the envelope; and a weak compression spring housed in the envelope. The temperature sensitive device includes a cylindrical case having an open end which may be arranged at the side of the first lead, a temperature sensitive material housed in the cylindrical case, and a strong compression spring configured to press against the temperature sensitive material.

Abstract: An alkanethioic acid derivative capable of imparting a characteristic aroma or flavor to fragrances and cosmetics, and foods and beverages; and a perfume composition comprising the alkanethioic acid derivative as an active ingredient. S-alkyl 5-[(1-alkoxy)ethoxy]alkanethioate represented by formula (1), and a perfume composition comprising the S-alkyl 5-[(1-alkoxy)ethoxy]alkanethioate represented by formula (1) as an active ingredient. In the formula (1), R1 represents an alkyl group having 1 to 9 carbon atoms, R2 represents an alkyl group having 2 to 4 carbon atoms, and R3 represents a methyl group or an ethyl group.

Abstract: A headway control device includes: a delay time receiving unit that receives identification information and a delay time of each train within a control range; a target traveling time calculating unit that identifies a train to be controlled on the basis of the delay time, determines an order in which trains travel in a traveling direction by using the identification information, identifies a preceding train and a following train on the basis of the order, and calculates a target traveling time of the train to be controlled in a travel section in which the train to be controlled travels next by using a normal traveling time, the delay time of the train to be controlled, the delay time of the preceding train, and the delay time of the following train; and a target traveling time transmitting unit that transmits the target traveling time to the train to be controlled.

Abstract: A hole inner-surface cutting apparatus includes a working head composed of a rotatable body having a cutting tool and a main body, a rotation rod for rotating the rotatable body, and a stroke rod for stroking the working head. At least three positioning mechanisms for positioning the working head along a radial direction in the penetrating hole is provided on the main body. Each of the positioning mechanisms has three sliders arranged radially, guide rollers respectively disposed on distal ends of the sliders, a piston for pressing the sliders radially outward, and a fluid pressure chamber for actuating the piston. Further provided is a controller for controlling fluid pressures in the fluid pressure chambers of the positioning mechanisms independently from each other.

Abstract: An optical subassembly may include a plurality of optical semiconductor devices arrayed such that a plurality of light beams respectively traveling in parallel in a first direction are emitted therefrom or incident thereon. The optical subassembly may also include a carrier on which the plurality of optical semiconductor devices are mounted. Adjacent ones of the plurality of optical semiconductor devices may be located at positions shifted in a second direction orthogonal to the first direction and may be shifted in the first direction so as not to face each other in the second direction.

Abstract: An obstacle detection device installed in a train includes: a sensor that monitors surroundings of the train and generates a range image that is a result of monitoring; a storage unit that stores map information including position information of structures installed along a railroad track on which the train travels; a correction unit that corrects, using the range image acquired from the sensor and the map information stored in the storage unit, first train position information that is information acquired from a train control device and indicates a position of the train, and outputs second train position information that is a result of correction; and a monitoring condition determination unit that determines a monitoring range of the sensor using the second train position information and the map information.

Abstract: An optical semiconductor device includes a semiconductor substrate; a plurality of mesa stripes, which are arranged side by side on the semiconductor substrate, and each of which includes an active layer and a diffraction grating, the diffraction grating extending up to a back end surface of each of the plurality of mesa stripes; a plurality of electrodes, each of which is electrically connected to an upper surface of a corresponding one of the plurality of mesa stripes, having a pad portion for wire bonding; a plurality of waveguides, each of which is optically connected to the active layer of a corresponding one of the plurality of mesa stripes; and a reflective film provided at back end surfaces of the plurality of mesa stripes and having a reflectivity of 30% or more, wherein a center-to-center distance at back end surfaces of two mesa stripes at both ends of the plurality of mesa stripes is 150 ?m or less, and wherein at least two mesa stripes, of the plurality of mesa stripes, are configured to be drive

Abstract: An alkanethioic acid derivative capable of imparting a characteristic aroma or flavor to fragrances and cosmetics, and foods and beverages; and a perfume composition comprising the alkanethioic acid derivative as an active ingredient. S-alkyl 5-[(1-alkoxy)ethoxy]alkanethioate represented by formula (1), and a perfume composition comprising the S-alkyl 5-[(1-alkoxy)ethoxy]alkanethioate represented by formula (1) as an active ingredient. In the formula (1), R1 represents an alkyl group having 1 to 9 carbon atoms, R2 represents an alkyl group having 2 to 4 carbon atoms, and R3 represents a methyl group or an ethyl group.

Abstract: [Problem] To provide a fish egg processing apparatus capable of performing predetermined processing on fertilized eggs with higher efficiency, and collecting proper fish eggs. [Solution] When a housing recess that houses fish eggs one by one is conveyed to a predetermined processing position, and a capillary is raised and lowered to inject a gene solution, the housing recess is imaged from a direction that intersects a depth direction and a conveying-in direction, and an injection operation by the capillary is controlled by determining, along a possibility determination flow, whether to inject a predetermined substance into each of the fish eggs before processing, based on a previously determined condition.

Abstract: Provided is an optical semiconductor device including a semiconductor substrate; a first semiconductor multilayer that is stacked on a first surface side of the semiconductor substrate, has a mesa structure extending along a light emitting direction, and emits light from an exit end surface; an electrode pad portion for wire bonding which is electrically connected to the upper surface of the mesa structure of the first semiconductor multilayer, is disposed on one side of the mesa structure, and is electrically connected to outside; and an electrode pad peripheral portion including a first rising surface which is in contact with the outer edge of the electrode pad portion on the exit end surface side and rises along the stacking direction from the electrode pad portion, in which a lower surface of the electrode pad portion is higher than the upper surface of the mesa structure of the first semiconductor multilayer.

Abstract: The temperature sensitive pellet type thermal fuse includes: a conductive envelope having an opening at a first end; a temperature sensitive device housed inside the envelope; a first lead which is installed in the opening of the envelope and has a fixed contact; a second lead connected to a second end of the envelope; a movable contact housed in the envelope; and a weak compression spring housed in the envelope. The temperature sensitive device includes a cylindrical case having an open end which may be arranged at the side of the first lead, a temperature sensitive material housed in the cylindrical case, and a strong compression spring configured to press against the temperature sensitive material.

Abstract: There is provided a fish egg processing apparatus capable of performing a predetermined processing on fertilized eggs with higher efficiency. A gene injection device 1 which is a fish egg processing apparatus according to the present invention includes a processing water tank 8 which processes collected fish eggs e and a processing device for injecting a predetermined substance into the fish eggs e positioned in the processing water tank 8, wherein the processing water tank 8 includes: a region prior to processing 81 where the width dimension is set such that a plurality of the fish eggs e are not allowed to lie side by side and form a line in order to house the fish eggs e prior to processing; and a region after processing 82 for housing the fish eggs e on which a predetermined processing has been performed.

Abstract: A soft spherical object conveying apparatus according to the present invention comprising: a water tank into which at least one soft spherical object is introduced; a conveying rotary member that rotates in the water tank and has a peripheral part provided with a plurality of housing recesses housing each one of the soft spherical objects; a guide member disposed along part of the peripheral part of the conveying rotary member in the water tank; and a removing roller that rotates on an upstream side of the guide member in the water tank in a rotation direction of the conveying rotary member, such that a part of the removing roller opposed to the peripheral part of the conveying rotary member moves in a direction away from the guide member.