Abstract: Provided is an optical transmission module which can generate PAM4 optical modulation signals without converting a plurality of binary electric signals to a multi-level electric signal. An optical transmission module (200) comprising: a light source (60) for emitting continuous waveform (CW) light; optical modulators (51,52,53) arranged in series with a path of the CW light configured to modulate the CW light by switching relatively large absorption and relatively small absorption of the optical modulators in response to a modulation signal applied to the respective optical modulators; and an arithmetic logic circuit (100) configured to receive a plurality of binary electrical signals, and then to perform logic operation on the plurality of binary electrical signals for generating a new plurality of binary electrical signals, wherein each of the new plurality of binary electrical signals is applied to the respective optical modulators as the modulation signal.

Abstract: Provided are a resin composition for an acoustic wave probe including, a polymer which has a structural unit having a siloxane bond and a structural unit having a urea bond, an acoustic lens using the same, the acoustic wave probe, acoustic wave measurement apparatus, ultrasound diagnostic apparatus, photoacoustic wave measurement apparatus, and ultrasound endoscope.

Abstract: Provided is a composition for an acoustic wave probe including a polysiloxane mixture containing polysiloxane and silica particles of which an average primary particle diameter exceeds 16 nm and less than 100 nm and which are subjected to surface treatment, and organic peroxide, and a silicone resin for an acoustic wave probe, the acoustic wave probe, an ultrasound probe, an acoustic wave measurement apparatus, an ultrasound diagnostic apparatus, a photoacoustic wave measurement apparatus, and an ultrasound endoscope using the composition for an acoustic wave probe.

Abstract: Provided is a composition for an acoustic wave probe including a polysiloxane mixture containing polysiloxane having a vinyl group, polysiloxane having two or more Si—H groups in a molecular chain, and silica particles of which an average primary particle diameter exceeds 16 nm and less than 100 nm and which are subjected to surface treatment, a silicone resin for an acoustic wave probe, the acoustic wave probe, an acoustic wave measurement apparatus, an ultrasound diagnostic apparatus, an ultrasound probe, a photoacoustic wave measurement apparatus, and an ultrasound endoscope.

Abstract: An optical transmitter module includes optical semiconductor devices including a first optical semiconductor device, a temperature adjustment means for collectively performing temperature adjustment on the optical semiconductor devices, and a first thermal resistor that is disposed between the first optical semiconductor device and the temperature adjustment means, in which, when the temperature adjustment means is driven, the temperature of the first optical semiconductor device is higher than temperatures of other optical semiconductor devices which are different from the first optical semiconductor device.

Abstract: A composition for an ultrasonic probe contains: a mixture including at least three different polyorganosiloxanes, in which the mixture includes (A) a polyorganosiloxane having a vinyl group, (B) a polyorganosiloxane having two or more Si—H groups in a molecular chain, and (C) a branched polyorganosiloxane represented by the following General Formula (C), and the content of the polyorganosiloxanes (A), (B), and (C) is respectively 10 to 99.4 parts by mass, 0.5 to 90 parts by mass, and 0.1 to 40 parts by mass, with respect to 100 parts by mass of the total mass of the polyorganosiloxanes mixture. R1 to R4 each independently represent an alkyl group, a cycloalkyl group, an alkenyl group, or an aryl group. m represents an integer of 1 or more and n represents 0 or an integer of 1 to 5. At least two of a plurality of R4's are alkenyl groups.

Abstract: Provided is an optical transmission module in which noise is further reduced. The optical transmission module includes a first semiconductor layer having a first electrode arranged thereon, an active layer with a stripe shape formed on the first semiconductor layer, and a second semiconductor layer with a stripe shape formed on the active layer. The second semiconductor layer has a second electrode arranged thereon and includes a diffraction grating arranged along an extending direction of the active layer. The active layer includes a first portion having first stripe width, a second portion having a second stripe width smaller than the first stripe width, and a connection portion having a varying stripe width so as to connect the first portion and the second portion to each other. The diffraction grating overlaps with the first portion and does not overlap with the second portion in planar view.

Abstract: A casting nozzle suited to manufacture a casting material of pure magnesium or magnesium alloy is provided. A nozzle is utilized to manufacture a casting material by supplying molten metal to a portion between rolls which become a casting die, and arranged so that a pouring port is located between a pair of rolls opposed to other. This nozzle includes a main body formed of oxide material such as alumina, and a coating layer which is provided on the inner surface of the main body which comes into contact the molten metal, and formed of material that does not include oxygen substantially. Since the main body does not come into direct contact with the molten metal due to the coating layer, it is possible to prevent oxygen included in the main body from reacting with the molten metal.

Abstract: Provided is a composition for an acoustic wave probe including a polysiloxane mixture containing at least polysiloxane having a vinyl group and a phenyl group, polysiloxane having two or more Si—H groups in a molecular chain, and zinc oxide, a silicone resin for an acoustic wave probe, the acoustic wave probe, an acoustic wave measurement apparatus, an ultrasound diagnostic apparatus, an ultrasound probe, a photoacoustic wave measurement apparatus, and an ultrasound endoscope.

Abstract: A magnesium alloy material such as a magnesium alloy cast material or a magnesium alloy rolled material, excellent in mechanical characteristics and surface precision, a producing method capable of stably producing such material, a magnesium alloy formed article utilizing the rolled material, and a producing method therefor. The magnesium material includes a melting step of melting a magnesium alloy in a melting furnace to obtain a molten metal, a transfer step of transferring the molten metal from the melting furnace to a molten metal reservoir, and a casting step of supplying a movable mold with the molten metal from the molten metal reservoir, through a pouring gate, and solidifying the molten metal to continuously produce a cast material. Parts are formed by a low-oxygen material having an oxygen content of 20 mass % or less. The cast material is given a thickness of from 0.1 to 10 mm.

Abstract: A server divides a plurality of vehicles into groups, transmits control information to an on-vehicle information device of individual vehicles belonging to a group to which a processing turn of the transmission process has come, and receives responses indicating presence or absence of abnormality due to update of on-vehicle devices using the control information from the on-vehicle information device of each vehicle. The server performs the transmission process of the control information toward a group having a following turn when responses indicating presence of abnormality are a predetermined reference value or less, and, suspends transmission processes of control information toward groups having following and subsequent turns when the responses indicating presence of abnormality are more than the predetermined reference value.

Abstract: To provide a composition for an acoustic wave probe which can significantly improve the hardness and the mechanical strength (tensile strength at break, tensile elongation at break, tear strength, and abrasion resistance) of a silicone resin while maintaining a low acoustic attenuation, a silicone resin for an acoustic wave probe and the acoustic wave probe using the composition for an acoustic wave probe, an acoustic wave measurement apparatus, and an ultrasound diagnostic apparatus. To provide an ultrasound probe in which cMUT is used as an ultrasonic diagnostic transducer, and the composition for an acoustic wave probe and the silicone resin for an acoustic wave probe which can improve the sensitivity of the photoacoustic wave measurement apparatus and the ultrasound endoscope.

Abstract: Provided is an optical transmission module in which noise is further reduced. The optical transmission module includes a first semiconductor layer having a first electrode arranged thereon, an active layer with a stripe shape formed on the first semiconductor layer, and a second semiconductor layer with a stripe shape formed on the active layer. The second semiconductor layer has a second electrode arranged thereon and includes a diffraction grating arranged along an extending direction of the active layer. The active layer includes a first portion having first stripe width, a second portion having a second stripe width smaller than the first stripe width, and a connection portion having a varying stripe width so as to connect the first portion and the second portion to each other. The diffraction grating overlaps with the first portion and does not overlap with the second portion in planar view.

Abstract: An onboard wireless communication apparatus 10 includes an in-vehicle informing processor that transmits information that enables a wireless set 20 to recognize that it is located inside a vehicle 100 to the wireless set 20 which is about to carry out wireless communication with a first wireless communication apparatus 11a serving as a communication partner, and which controls, when the wireless set 20 recognizes that it is located inside the vehicle 100, its transmit power in a manner preventing an excessive receiving power level of a second communication apparatus 11b that is carrying out, besides the first wireless communication apparatus 11a, wireless communication inside the vehicle 100 by a wireless communication technique using the same frequency band as the first wireless communication apparatus 11a.

Abstract: An organic photoelectric conversion element composition including a p-type-and-n-type linked organic semiconductor polymer represented by any one of formulas (1) to (5), a thin film and a photovoltaic cell each containing the same, an organic semiconductor polymer and a compound each for use in these, and a method of producing the polymer: wherein, in formulas, A to A4 represent a group of a p-type organic semiconductor unit, and B to B3 represent a group of an n-type organic semiconductor unit; L1 to L4 represent a divalent or trivalent linking group; herein, in the formulas, at least one bonding hand represented by -* in the structures shown upperward and downward, and in the case of formula (4), L4 and (b), and L1 or L2 and (a), bond directly or through a divalent linking group; l, n, r, t, u and v represent an integer of 1 to 1,000; m and s represent an integer of 1 to 10; and p, q, l? and n? represent an integer of 0 to 1,000; in which p and q do not simultaneously represent 0.

Abstract: An aluminum (Al) alloy wire, which is an extra fine wire having a wire diameter of 0.5 mm or less, contains, in mass %, Mg at 0.03% to 1.5%, Si at 0.02% to 2.0%, at least one element selected from Cu, Fe, Cr, Mn and Zr at a total of 0.1% to 1.0% and the balance being Al and impurities, and has an electrical conductivity of 40% IACS or more, a tensile strength of 150 MPa or more, and an elongation of 5% or more. By producing the extra fine wire from an Al alloy of a specific composition containing Zr, Mn and other specific elements, though the extra fine wire is extra fine, it has a fine structure with a maximum grain size of 50 ?m or less and is superior in elongation.

Abstract: An organic semiconductor polymer having a structural unit represented by the following Formula (I), a composition for organic semiconductor material, a photovoltaic cell and a polymer, wherein X represents Si, S or O; R1 represents a hydrogen atom, an alkyl group, a cycloalkyl group, an aryl group, an aromatic heterocyclic group or an oxygen atom; p represents 0, 1 or 2; herein, the bond between X and R1 is such that when X is Si, the bond is a single bond, and when X is S, the bond is a double bond. Furthermore, when X is O, p represents 0.

Abstract: An aluminum (Al) alloy wire, which is an extra fine wire having a wire diameter of 0.5 mm or less, contains, in mass %, Mg at 0.03% to 1.5%, Si at 0.02% to 2.0%, at least one element selected from Cu, Fe, Cr, Mn and Zr at a total of 0.1% to 1.0% and the balance being Al and impurities, and has an electrical conductivity of 40% IACS or more, a tensile strength of 150 MPa or more, and an elongation of 5% or more. By producing the extra fine wire from an Al alloy of a specific composition containing Zr, Mn and other specific elements, though the extra fine wire is extra fine, it has a fine structure with a maximum grain size of 50 ?m or less and is superior in elongation.

Abstract: Disclosed is a mobile device including a position information manager that stores, as the parking position, the position where a vehicle is keyed off, a voice recognition processor that is enabled and performs voice recognition of the user's utterance when the mobile device and vehicle-mounted equipment fall within an enabled distance range with respect to each other, and the communication controller that transmits a remote operation request on which voice recognition is performed by the enabled voice recognition processor to the vehicle-mounted equipment.

Abstract: A home security system includes an in-home system and a vehicle-mounted system, wherein the in-home system includes an in-home sensor that is mounted in a home and is capable of detect a state of the home, and an in-home communication module that is capable of communicating with the vehicle-mounted system to sense an abnormality from information of the in-home sensor, and wherein the vehicle-mounted system includes a vehicle-mounted device that is mounted on a vehicle that is capable of a vehicle outside output, and a vehicle-mounted communication module that is capable of communicating with the in-home system via the in-home communication module, and when the in-home system senses the abnormality, an instruction is received from the in-home system via the in-home communication module and vehicle-mounted communication module to deal with the abnormality using the vehicle-mounted device according to the instruction.