Abstract: A method for manufacturing a forged article, capable of improving the durability of a die for forging is provided. The method, includes forging a steel material, by using a die, by spraying or applying a water-soluble polymer lubricant containing 0.01 to 0.98 mass % of a water-soluble sulfate onto a working surface of the die, the die being made of a raw material having a constituent composition of by mass %, of 0.4 to 0.7% of C, 1.0% or less of Si, 1.0% or less of Mn, 4.0 to 6.0% of Cr, 2.0 to 4.0% of (Mo+½W), 0.5 to 2.5% of (V+Nb), 0 to 1.0% of Ni, 0 to 5.0% of Co, 0.02% or less of N, and a remnant composed of Fe and impurities, and having hardness of 55 to 60 HRC, and the die including a nitrided layer or a nitrosulfidized layer on the working surface thereof.

Abstract: The present invention provides a novel copolymer available for a drug delivery technique. More particularly, a novel copolymer for a drug delivery carrier targeting a tumor is provided. The present invention relates to a copolymer comprising structural units represented by the following formulas (A), (B), and (C): wherein R1, R2, and R3 are the same or different and represent a hydrogen atom or a C1-3 alkyl group, R4 represents a C1-3 alkyl group, R5 represents a hydrogen atom, a C1-18 alkyl group, a 3- to 8-membered cycloalkyl group optionally having a substituent, an adamantyl group, a C6-18 aryl group optionally having a substituent, or a 5- to 10-membered heteroaryl group optionally having a substituent, X1, X2, and X3 are the same or different and represent an oxygen atom, a sulfur atom, or N—R7, R6 represents a hydrogen atom, a leaving group, or a linker, R7 represents a hydrogen atom or a C1-3 alkyl group, m represents an integer of 1 to 100, and n represents an integer of 0 to 3.

Abstract: A cooling efficiency is increased. An inkjet head is provided with a head main body for jetting ink, a cooling pipe which has corrosion resistance to the ink, and through which the ink for cooling a drive circuit passes, and a cooling member which has higher thermal conductivity than that of the cooling pipe, in which at least a part of the cooling pipe is embedded, and which has recessed parts in at least a part of a portion surrounding the cooling pipe.

Abstract: Determination is made as to whether or not to enable communications by a communication processing unit with an on-board unit, on the basis of a receive strength detected from a radio wave received via a communication antenna, and the angle of arrival and the receive strength of a direct wave and the angle of arrival and the receive strength of a reflected wave, the angles of arrival and the receive strengths being estimated from one or more radio waves received via an angle measurement antenna.

Abstract: A subarray spatial averaging unit performs spatial averaging of correlation matrices by dividing a received signal of an array antenna to a plurality of subarrays having different shapes, and calculating these correlation matrices for the respective subarrays having different shapes. An eigenvalue expanding unit performs eigenvalue expansion of correlation matrices for the respective plurality of subarrays having different shapes after spatial averaging. A wave count estimating unit estimates an incoming wave count by integrating eigenvalues of the plurality of subarrays having different shapes obtained by the eigenvalue expanding unit.

Abstract: To provide an optical member that enables a light guiding plate to be firmly fixed with certainty to a rim portion using an adhesive. An optical member of the present disclosure that guides light that enters from an image forming apparatus such that the light exits the optical member to be headed for an observer, includes a light guiding plate 41 that is formed of a resin plate 41?, a first deflection mechanism 42, and a second deflection mechanism 43. Light that enters the light guiding plate 41 from the image forming apparatus is deflected by the first deflection mechanism 42, is totally reflected within the light guiding plate 41 to propagate through the light guiding plate 41, is then deflected by the second deflection mechanism 43, and exits the light guiding plate 41 to be headed for the observer. The light guiding plate 41 includes a protrusion 51 that extends from a portion of a lateral surface of the light guiding plate 41.

Abstract: A myocardial excitation complementation/visualization apparatus includes an acquiring section that acquires intracardiac electrocardiograms of a subject, the intracardiac electrocardiograms being recorded by a recording unit having a plurality of electrodes, a processing section that performs a computation for completing and visualizing a state of excitation in a myocardium of the subject based on the intracardiac electrocardiograms, and a displaying section that displays the state of excitation in the myocardium of the subject based on an output of the processing section. The processing section includes a first generating section, a correcting section, a second generating section, and a third generating section. The displaying section displays a change of the state of excitation in the myocardium of the subject based on the visualized data.

Abstract: An optical device that includes a light guide plate, a first deflection means, arranged on at least one of a first surface or a second surface of the light guide plate, that deflects light incident on the light guide plate to cause the light incident on the light guide plate to be totally reflected inside the light guide plate, and a second deflection means, arranged on at least one of the first surface or the second surface of the light guide plate, that deflects the light propagated inside the light guide plate by total reflection to cause the light propagated inside the light guide plate by total reflection to be emitted from the light guide plate. The light guide plate further includes a substrate including a first surface and a second surface facing the first surface, a first planarizing film, formed on the first surface of the substrate, containing an organic material, and a second planarizing film, formed on the second surface of the substrate, containing an organic material.

Abstract: A grid interval to be used in transmitting positioning augmentation information from a quasi-zenith satellite is set on the basis of statistical information of index values of occurrence degree of ionospheric disturbance for each area of the ground divided into a plurality of areas.

Abstract: A radar apparatus includes a transmitting array antenna that transmits signals orthogonal to one another from a plurality of transmitting antennas, a receiving array antenna that receives the signals reflected from a target by a plurality of receiving antennas, and a signal processing unit that detects the target from reception signals received by the plurality of receiving antennas. The signal processing unit includes a correlation matrix calculation unit that determines a first correlation matrix corresponding to the transmitting array antenna and a second correlation matrix corresponding to the receiving array antenna, on the basis of the reception signals separated by a separation unit, and a detection unit that detects the target on the basis of an evaluation value calculated using eigenvectors of the first correlation matrix and the second correlation matrix.

Abstract: Determination is made as to whether or not to enable communications by a communication processing unit with an on-board unit, on the basis of a receive strength detected from a radio wave received via a communication antenna, and the angle of arrival and the receive strength of a direct wave and the angle of arrival and the receive strength of a reflected wave, the angles of arrival and the receive strengths being estimated from one or more radio waves received via an angle measurement antenna.

Abstract: The interval between grid points to which transmitting positioning augmentation information is transmitted from a quasi-zenith satellite is set according to a fluctuation of an index value of an ionospheric state for each of a plurality of areas divided on the ground.

Abstract: A signal acquiring unit (3) performs signal detection and initial synchronization on an output from a RF frontend (2) by performing circular convolution operation using a first code replica corresponding to a case where a ranging code does not change in polarity and a second code replica corresponding to a case where a ranging code changes in polarity. A signal tracking unit (4) performs synchronization tracking using a result of signal acquisition output from the signal acquiring unit (3) as an initial value.

Abstract: To provide a display device in which the brightness of the image viewed by the observer is bright, and the brightness of the image is as uniform as possible. The display device according to the present invention includes a frame 10 and an image display device 100, the image display device 100 includes an image forming apparatus 11 and an optical device 120, the optical device 120 includes a light guide plate 121, a first deflection unit 130 configured with a first hologram diffraction grating 131 and a second hologram diffraction grating 135, and a second deflection unit 140 configured with a third hologram diffraction grating 141, and slant angles and pitches of the first hologram diffraction grating 131, the second hologram diffraction grating 135, and the third hologram diffraction grating 141 satisfy a predetermined relation.

Abstract: A subarray spatial averaging unit performs spatial averaging of correlation matrices by dividing a received signal of an array antenna to a plurality of subarrays having different shapes, and calculating these correlation matrices for the respective subarrays having different shapes. An eigenvalue expanding unit performs eigenvalue expansion of correlation matrices for the respective plurality of subarrays having different shapes after spatial averaging. A wave count estimating unit estimates an incoming wave count by integrating eigenvalues of the plurality of subarrays having different shapes obtained by the eigenvalue expanding unit.

Abstract: A display device 1A includes: a frame 10 that includes a front portion 11 disposed in front of an observer 50, temple portions 12 extending from both ends of the front portion, and a pad portion 17, and is to be mounted on the head of the observer 50; and an image display device attached to the frame 10. The image display device includes: an image forming device 30; and an optical device 40 on which light emitted from the image forming device 30 is incident and from which the light is emitted toward the observer. One end portion 40A of the optical device is fixed to a temple portion side of the front portion 11. The other end portion 40B of the optical device is disposed on a pad portion side of the front portion 11. A light shielding member 60 that prevents external light from being incident on the other end portion 40B of the optical device from above the other end portion 40B of the optical device is attached to the pad portion side of the front portion 11.

Abstract: A radio identifying device is configured in such a manner that the radio identifying device includes a waveform pattern classifying unit that extracts a plurality of waveform patterns included in a radio signal demodulated by a signal receiving unit, and classifies each of the plurality of waveform patterns into one of groups of waveform patterns of the same types; and a feature calculating unit that calculates, for each group of waveform patterns of the same types classified by the waveform pattern classifying unit, a feature of the group of waveform patterns, and a radio identifying unit performs individual identification of a radio on the basis of the features of the respective groups of waveform patterns calculated by the feature calculating unit.

Abstract: Provided is a displacement measurement device including: a radio wave transmitter installed at a measurement position, which is configured to transmit radio waves of a plurality of frequencies from a transmission antenna; and a radio wave receiver installed at a fixed position. The radio wave transmitter includes: a plurality of reception antennas each configured to output received signals indicating the results of receiving the radio waves of the plurality of frequencies; a relative phase combining unit configured to combine, for the plurality of frequencies, relative phases between the plurality of reception antennas; a relative phase shifting unit configured to shift the relative phase between the plurality of frequencies, which is combined by the relative phase combining unit; and a positioning calculation unit configured to calculate the positioning value of the transmission antenna based on the relative phase shifted by the relative phase shifting unit.

Abstract: A myocardial excitation determining apparatus which can support the determination of excitation dynamics of the myocardium during atrial fibrillation is provided. A myocardial excitation determining apparatus has: an acquiring section 2 which acquires an intracardiac electrocardiogram of a subject; a processing section 3 which computes to produce visualized data indicating a state of excitation in the myocardium, based on the intracardiac electrocardiogram; and a determining section 4 which determines the type of excitation dynamics of the myocardium based on the visualized data.

Abstract: A bread conveying apparatus for conveying bread, includes a conveyor device that has a container on which the bread is placed, and that conveys the container in a conveying direction; a guide member disposed on a downstream end portion side of the conveyor device in the conveying direction to releasably support the bread in cooperation with the container; and a chute member that discharges the bread conveyed by the conveyor device.