Abstract: Disclosed are a substrate support device and a method of controlling prevention of leakage of temperature control fluid. In a substrate support device that controls temperature through supply of temperature control fluid, a sealing member configured to be actively controlled in volume expansion taking into consideration a difference in coefficient of expansion between a fluid supply block supplying the temperature control fluid and an electrostatic chuck due to the materials thereof is employed, thereby preventing leakage of the temperature control fluid.

Abstract: A display device includes: a substrate including a display area and a non-display area; a thin film transistor on the substrate; a planarization layer on the thin film transistor; a via layer on the planarization layer, having a recess in the display area and an alignment mark in the non-display area; a sub-pixel including a first electrode, an organic light emitting layer, and a second electrode corresponding to the recess; and a pixel definition layer defining the sub-pixel on the via layer, wherein the first electrode is electrically connected to the thin film transistor and includes an inclined electrode arranged along a sloped surface of the recess.

Abstract: A variable coherence illumination device is disclosed. The variable coherence illumination device includes a light source generator configured to emit a beam and configured to control a wavelength of the beam, a focusing lens configured to focus the beam, a first diffuser on which a beam passing through the focusing lens is incident, a second diffuser facing the first diffuser and rotatable around a rotation axis of the second diffuser, in which a focusing region on which the beam passing through the first diffuser is focused by the focusing lens is formed on the second diffuser, in which the focusing region of the second diffuser is spaced apart from the rotation axis of the second diffuser.

Abstract: An image sensing apparatus and method therefor are provided. The image sensing apparatus includes a pixel array comprising pixels arranged in a grid form, wherein the pixels are configured to convert light reflected from an object into electrical signals, and a processor to generate a difference of charge quantities, of which at least one of an exposure time and a phase is different, from electrical signals detected from the pixel array for each of the pixels in each frame, and extract distance information for the object.

Abstract: A light emitting element structure may include at least one light emitting element which is disposed on a substrate and spaced apart from each other, and extends in a direction perpendicular to the substrate; an auxiliary layer which is disposed on the substrate, exposes at least a portion of the upper surface of the substrate, and surrounds the outer surface of the light emitting element; a current spreading layer which is disposed on the auxiliary layer and electrically contacts an end of the light emitting element; a first pad which is electrically connected to the end of the light emitting element, disposed on the current spreading layer, and does not to overlap the light emitting element; and a second pad which is electrically connected to another end of the light emitting element disposed on the upper surface of the exposed substrate and spaced apart from the auxiliary layer.

Abstract: A light-emitting element includes a first end portion and a second end portion disposed in a length direction of the light-emitting element, a first electrode corresponding to the first end portion, a first semiconductor layer on the first electrode, an active layer on the first semiconductor layer, a second semiconductor layer on the active layer, and a second electrode on the second semiconductor layer and corresponding to the second end portion. The second electrode includes a first layer on the first semiconductor layer, and a second layer on the first layer. The first semiconductor layer includes a p-type semiconductor layer doped with a p-type dopant. The second semiconductor layer includes an n-type semiconductor layer doped with an n-type dopant. The first electrode is in ohmic contact with the first semiconductor layer. The second electrode is in ohmic contact with the second semiconductor layer.

Abstract: A light emitting element includes a semiconductor core having at least a partial region extending in a direction and including a first end, a second end, and a main body part between the first end and the second end; a first electrode layer surrounding the second end of the semiconductor core; a second electrode layer surrounding at least the first end of the semiconductor core and spaced apart from the first electrode layer; and an insulating layer surrounding the semiconductor core, the first electrode layer and the second electrode layer. The second end of the semiconductor core has a diameter smaller than a diameter of the main body part.

Abstract: A device and a method for measuring a time-resolved thermal image. An embodiment comprises an optical imaging unit comprising a camera and a probe light source, the optical imaging unit emitting a probe optical signal from the probe light source to a sample during a time-resolution time; a control unit for outputting a first trigger signal to the camera, outputting a driving signal to the probe light source such that the probe light source emits the probe light source to the sample during the time-resolution time, outputting a second trigger signal to a bias unit in an turn-on interval, and outputting no second trigger signal to the bias unit in a turn-off interval; and a bias unit for applying a bias signal generated on the basis of the second trigger signal in the turn-on interval to the sample, and applying no bias signal to the sample in the turn-off interval.

Abstract: A light emitting element includes a first surface corresponding to an end of the light emitting element, a second surface corresponding to another end of the light emitting element, a first semiconductor layer adjacent to the first surface, the first semiconductor layer including a first type of semiconductor, a second semiconductor layer adjacent to the second surface, the second semiconductor layer including a second type of semiconductor different from the first type of semiconductor, and an active layer disposed between the first semiconductor layer and the second semiconductor layer. An area of the first surface is larger than an area of the second surface, and a distance between the first surface and the second surface is shorter than a length defined by the first surface.

Abstract: A semiconductor package includes a package substrate. A lower chip is on the package substrate. An upper chip is on the lower chip. An input/output signal bump is between the lower chip and the package substrate and receives/outputs a signal to/from the lower chip. A wire bonding pad is on the upper chip and includes a wire connected thereto. A first input/output signal ball is on the package substrate and receives/outputs the signal to/from the lower chip and is connected to the input/output signal bump. A second input/output signal ball is on the package substrate and receives/outputs a signal to/from the upper chip and is electrically connected to the wire bonding pad. The input/output signal bump is closer to the first input/output signal ball than the second input/output signal ball. The wire bonding pad is closer to the second input/output signal ball than the first input/output signal ball.

Abstract: Proposed are a sealing member that prevents fluid leakage even in a cryogenic environment, a fluid supplying device including the sealing member, and a substrate processing apparatus including the fluid supplying device. A sealing member according to an embodiment includes a sealing jacket having a ring shape, an upper O-ring mounted on an upper surface of the sealing jacket, a lower O-ring mounted on a lower surface of the sealing jacket, and a pressure ring inserted into a receiving portion of the sealing jacket and pressing the upper surface and the lower surface.

Abstract: A light emitting device may include: a substrate; a light emitting element located on the substrate and configured to emit light; a first electrode and a second electrode spaced from each other with the light emitting element interposed therebetween; a color conversion layer located on the substrate and configured to convert light emitted from the light emitting element into light having a specific color; a first contact electrode configured to electrically couple the first electrode with a first end of the light emitting element; and a second contact electrode configured to electrically couple the second electrode with a second end of the light emitting element. In a plan view, the color conversion layer may be spaced from the light emitting element and overlaps with at least one of the first and the second contact electrodes.

Abstract: A light emitting element includes a first semiconductor layer including a first type of semiconductor, the first semiconductor layer including a 1-1-th semiconductor layer and a 1-2-th semiconductor layer, which are arranged in a length direction of the light emitting element; a second semiconductor layer including a second type of semiconductor different from the first type; an active layer disposed between the 1-2-th semiconductor layer and the second semiconductor layer; and an intermediate layer disposed between the 1-1-th semiconductor layer and the 1-2-th semiconductor layer and having a porous structure.

Abstract: Disclosed are a substrate treating apparatus and a fluid supply unit that reduce the outer diameter while preventing condensation from occurring even without wrapping a pipe supplying a refrigerant with a heat insulating material. The substrate treating apparatus includes: a process chamber having a treatment space for treating a substrate; an inner pipe connected to the process chamber and for supplying a heat exchange fluid to an interior of the process chamber; a cooler connected to the inner pipe, and for cooling the heat exchange fluid and supplying the cooled heat exchange fluid to the inner pipe; an outer pipe disposed on an outer side of the inner pipe while surrounding the inner pipe to form a suction space between the inner pipe and the outer pipe; an intake part connected to the suction space, and for sucking the suction space; and a spacing maintaining part disposed in the suction space, and for maintaining a spacing distance between the inner pipe and the outer pipe.

Abstract: A display device includes a substrate, a first planarization layer disposed on a surface of the substrate, a second planarization layer disposed on a surface of the first planarization layer, a light-emitting element including a pixel electrode disposed on the surface of the second planarization layer, an emissive layer disposed on a surface of the pixel electrode, and a common electrode disposed on a surface of the emissive layer, a connection electrode disposed on the surface of the first planarization layer and electrically connecting the surface of the first planarization layer with an opposite surface of the first planarization layer through a first contact hole, and a light-absorbing layer disposed on the surface of the first planarization layer and covered by the second planarization layer.

Abstract: The disclosed computer-implemented method may include establishing a virtual boundary for a virtual-world environment in reference to a real-world environment, and determining whether the virtual boundary requires a correction. The method may include providing, in response to determining that the virtual boundary requires the correction, and alert and, in response to the alert, receiving a request from a user to modify the virtual boundary. The method may further include monitoring, in response to the request from the user, an orientation of a direction indicator to generate orientation data, and modifying the virtual boundary based on the orientation data. Various other methods, systems, and computer-readable media are also disclosed.

Abstract: The present invention relates to an optical property storage device and a system using the same. The device according to an exemplary embodiment of the present invention comprises: a light transistor in which the conductance between a source electrode and a drain electrode changes in accordance with optical properties of color temperature and illumination of incident light; and a variable resistance memory device of a second terminal in which a first electrode is electrically connected to any one electrode from among the source and drain electrodes of the light transistor, and which stores a conductance changing in accordance with the changed conductance of the light transistor.

Abstract: A light emitting diode includes a first end and a second end facing each other, a current blocking layer, a first semiconductor layer, an active layer, a second semiconductor layer, and an insulating film surrounding outer circumferential surfaces of the first semiconductor layer, the active layer, and the second semiconductor layer and exposing at least a portion of the current blocking layer and at least a portion of the first semiconductor layer at the second end. The current blocking layer, the first semiconductor layer, the active layer, and the second semiconductor layer are sequentially disposed in a direction from the second end to the first end.

Abstract: A system uses a machine learning model trained using multitask learning for processing audio signals of different types. The system may be used in a device such as a headset, smart glasses, or a smart watch, and may be used to make predictions based on different types of audio signals, for example, for classifying acoustic events based on audio signal or for keyword spotting to detect wake words. The use of a single machine learning model for analyzing different types of audio signals improves storage efficiency as well as energy efficiency of devices compared to systems that use a different machine learning model for processing each type of audio signal.

Abstract: A display device includes a display panel including a display area including light-emitting elements and a non-display area including display pads and touch pads. The display panel may include touch electrodes disposed on the light-emitting elements in the display area, touch lines electrically connected to the touch electrodes and extended to the non-display area, and a switching circuit electrically connected to the touch lines through input pads in the non-display area and switching connections between the touch lines and touch connection lines electrically connected to the touch pads. The input pads are disposed in a contact area of the non-display area. The contact area of the non-display area is an area on which inorganic films are stacked.