Abstract: The plurality of movable fins includes at least a first movable fin coupled to the actuator and a second movable fin coupled to the first movable fin via a time difference link. The time difference link does not interlock the second movable fin with respect to the first movable fin while the first movable fin rotates from the closed position to the predetermined intermediate position, and interlocks the second movable fin with respect to the first movable fin while the first movable fin rotates from the intermediate position to the open position.

Abstract: A laser processing apparatus includes a stage, a laser element, a light receiving element configured to receive the laser light from the laser element, a moving mechanism configured to change a relative position of the laser element and the stage and a relative position of the laser element and the light receiving element, and a control unit. The control unit performs a first process of controlling the laser element and the moving mechanism to irradiate the light receiving element with laser light in a state where the laser element and the light receiving element face each other, and a second process of controlling the laser element and the moving mechanism to irradiate a workpiece with laser light based on a detection value of the light receiving element in a state where the laser element and the workpiece face each other.

Abstract: A display system is provided with a display device, a first imaging device, a storage device, and a processing device. The display device displays an image based on content information at a display position. The first imaging device images a human who is going to pass through the display position. The storage device stores a learned model obtained by performing machine learning on a correspondence relation between features of a behavior of the human, the content information to be used for the image, and a degree of risk of the human. The processing device obtains pre-passage behavior data representing a behavior of the human based on imaging result of the first imaging device, and determines the content information to be used for the image using the pre-passage behavior data and the learned model.

Abstract: A display method includes acquiring output corresponding to a movement speed of a human from a first position to a second position using at least one sensor, determining an image according to a content used for alert based on the output corresponding to the movement speed, determining timing of display of the image based on the output corresponding to the movement speed, and displaying the image with the timing in a third position using a display apparatus, wherein the second position is located between the first position and the third position.

Abstract: A display method includes acquiring output corresponding to a movement direction of a human toward a display position of a display apparatus using a sensor, determining an orientation of a content used for alert based on the output corresponding to the movement direction, and displaying the content in the display position in the orientation using the display apparatus.

Abstract: There is provided a light emitting device including: a substrate; a laminated structure provided on the substrate and having a plurality of columnar portions, in which the columnar portion includes an n-type first semiconductor layer, a p-type second semiconductor layer, a light emitting layer provided between the first semiconductor layer and the second semiconductor layer, and a third semiconductor layer having a band gap larger than that of the light emitting layer, and the third semiconductor layer includes a first part provided between the light emitting layer and the second semiconductor layer, and a second part that is in contact with a side surface of the light emitting layer.

Abstract: A light emitting apparatus includes a laminated structure including a plurality of columnar section assemblies each formed of p columnar sections. The p columnar sections each include a light emitting layer. When viewed in the lamination direction of the laminated structure, the ratio of the maximum width to the minimum width of the light emitting layer in each of q first columnar sections out of the p columnar sections is greater than the ratio of the light emitting layer in each of r second columnar sections out of the p columnar sections. The light emitting layer in each of the p columnar sections does not have a rotationally symmetrical shape. The parameter p is an integer greater than or equal to 2. The parameter q is an integer greater than or equal to 1 but smaller than p. The parameter r is an integer that satisfies r=p?q.

Abstract: A light emitting apparatus including a plurality of first light emitters and a plurality of second light emitters that differ from the first light emitters in terms of resonance wavelength, in which the second light emitters are each disposed between each adjacent pair of the first light emitters, first light that resonates in the plurality of first light emitters is in phase, and second light that resonates in the plurality of second light emitters is in phase.

Abstract: There is provided a light emitting device including: a substrate; a laminated structure provided on the substrate and having a plurality of columnar portions, in which the columnar portion includes an n-type first semiconductor layer, a p-type second semiconductor layer, a light emitting layer provided between the first semiconductor layer and the second semiconductor layer, and a third semiconductor layer having a band gap larger than that of the light emitting layer, and the third semiconductor layer includes a first part provided between the light emitting layer and the second semiconductor layer, and a second part that is in contact with a side surface of the light emitting layer.

Abstract: A light emitting device includes a substrate, and a stacked body provided to the substrate, and including a columnar part aggregate constituted by p columnar parts, wherein the stacked body includes a plurality of the columnar part aggregates, the p columnar parts each have a light emitting layer, a diagram configured by respective centers of the plurality of columnar parts has rotation symmetry when viewed from a stacking direction of the stacked body, a diametrical size of q columnar parts out of the p columnar parts is different from a diametrical size of r columnar parts out of the p columnar parts, a shape of the columnar part aggregate is not rotation symmetry, the p is an integer not less than 2, the q is an integer not less than 1 and less than the p, and the r is an integer satisfying r=p?q.

Abstract: A projector includes a laser light source, and a light modulating element that modulates light emitted from the laser light source in accordance with image information. The laser light source includes a substrate, and a photonic crystal structure that includes a light emitting layer that emits light, and causes the light emitted by the light emitting layer to be confined in an in-plane direction of the substrate and be emitted in a normal direction of the substrate.

Abstract: Alight emitting device includes a substrate, and a stacked body provided to the substrate, and including a columnar part aggregate constituted by p columnar parts, wherein the stacked body includes a plurality of the columnar part aggregates, the p columnar parts each have a light emitting layer, a diagram configured by respective centers of the plurality of columnar parts has rotation symmetry when viewed from a stacking direction of the stacked body, a diametrical size of q columnar parts out of the p columnar parts is different from a diametrical size of r columnar parts out of the p columnar parts, a shape of the columnar part aggregate is not rotation symmetry, the p is an integer not less than 2, the q is an integer not less than 1 and less than the p, and the r is an integer satisfying r=p?q.

Abstract: A light emitting apparatus including a plurality of first light emitters and a plurality of second light emitters that differ from the first light emitters in terms of resonance wavelength, in which the second light emitters are each disposed between each adjacent pair of the first light emitters, first light that resonates in the plurality of first light emitters is in phase, and second light that resonates in the plurality of second light emitters is in phase.

Abstract: A guidance system includes a portable terminal including a first communication device and a first controller configured to control the first communication device to transmit, to a first apparatus, a first signal including information about a current location of the portable terminal and a destination specified by a user. The first apparatus includes a second communication device and a second controller configured to control the second communication device to receive the first signal, determine one of second apparatuses located within a predetermined distance from the current location of the portable terminal and nearest to the destination, and control the second communication device to transmit, to the determined second apparatus, a second signal causing the second apparatus to transmit a beacon signal to the portable terminal. The portable terminal displays guidance information guiding the user toward the determined second apparatus based on the beacon signal.

Abstract: In a light emitting device, a ridge section has first and second tapered sections respectively increasing in width from a center position toward first and second light exiting surfaces, and a connection area has third and fourth tapered sections respectively increasing in width from the center position toward the first and second light exiting surfaces. The outer edge angle of the connection area that specifies the third tapered section's width relative to the center line of an optical waveguide is greater than the outer edge angle of the ridge section that specifies the first tapered section's width relative to the center line. The outer edge angle of the connection area that specifies the fourth tapered section's width relative to the center line is greater than the outer edge angle of the ridge section that specifies the second tapered section's width relative to the center line.

Abstract: In a light emitting device, a second electrode is provided over a ridge portion having a constant width in a plan view, a second cladding layer includes an electrical connection region electrically connected to the second electrode, the active layer constitutes a light waveguide through which light is guided in a region overlapping the ridge portion in the plan view, the light waveguide is provided with a first light emission surface and a second light emission surface from which the light is emitted, and, in the plan view, a width of the electrical connection region at a central position equidistant from the first light emission surface and the second light emission surface is smaller than a width of an end of the electrical connection region in an extending direction of the light waveguide.

Abstract: In a light emitting device, a light waveguide is provided with a first region including a central position, a second region including a first light emission surface, and a third region including a second light emission surface. A second cladding layer includes a plurality of noncontact regions. The plurality of noncontact regions intersect the light waveguide. A ratio of an area in which the plurality of noncontact regions overlap the first region to an area of the first region is greater than a ratio of an area in which the plurality of noncontact regions overlap the second region to an area of the second region, and is greater than a ratio of an area in which the plurality of noncontact regions overlap the third region to an area of the third region.