Abstract: A pixel can include a light emitting diode; a driving transistor including a gate electrode connected to a first node between a high potential voltage line and a second node, the driving transistor being configured to drive the light emitting diode; a storage capacitor connected between the first node and a third node; a first transistor connected between the third node and a data line, the first transistor including a gate electrode connected to a scan signal line; a second transistor connected between the first node and the second node, and including a gate electrode connected to the scan signal line; a third transistor connected between the third node and a fourth node, the third transistor including a gate electrode connected to an emission signal line. Also, the pixel can include a voltage divider configured to internally generate a reference voltage and output the reference voltage to the fourth node.

Abstract: A display device according to an exemplary embodiment of the present disclosure may include a lower substrate that is stretchable; a first adhesive layer disposed on the lower substrate; a pattern layer disposed on the first adhesive layer and including a plurality of first line patterns; a plurality of connection lines disposed on each of the plurality of first line patterns; and a filling layer covering the pattern layer and the plurality of connection lines, wherein the plurality of first line patterns include grooves disposed in lower portions thereof, so that the plurality of first line patterns and the plurality of connection lines are separated from the first adhesive layer and easily stretched.

Abstract: An electronic device is provided. The electronic device includes a housing, a battery disposed inside the housing, a power management module for controlling charging of the battery, and at least one processor operationally connected with the battery and the power management module. The at least one processor is provided to direct a plurality of charging intervals while charging the battery, each of the plurality of charging intervals having a target voltage, to alternately charge the battery in a first mode and in a second mode through the power management module, wherein a charging current flowing into the battery is uniformly maintained in the first mode and a voltage of the battery is uniformly maintained in the second mode, and to switch the first mode to the second mode when the voltage of the battery reaches the target voltage in the first mode.

Abstract: Semiconductor light emitting devices and packages are provided. The semiconductor light emitting device includes a substrate, a luminous structure, and first and second electrodes. The substrate has a first region and a second region that is spaced apart in a first direction from the first region. The luminous structure includes a first semiconductor layer, an active layer, and a second semiconductor layer that are sequentially stacked on the substrate. The first electrode is on the second semiconductor layer. The second electrode is electrically coupled to the first semiconductor layer through plural first openings that penetrate the first electrode, the second semiconductor layer, and the active layer, where the first openings expose the first semiconductor layer. The first electrode is in contact with the second semiconductor layer in the first region and in the second region, and the first openings are in the first region.

Abstract: An augmented reality optical device includes an image generator receiving a preset wavelength range of light reflected by an affected part and generating an affected part image, an image output unit outputting a visible wavelength range of light corresponding to the affected part image, a first mirror unit reflecting the light output from the image output unit, a lens unit focusing the reflected light, a beam splitter reflecting a preset wavelength range of light incident from the outside in a preset direction and transmitting a portion of an incident visible wavelength range of light to a user's pupil (or in the preset direction) while reflecting another portion of the incident visible wavelength range of light in the preset direction (or to the user's pupil), and a second mirror unit re-reflecting the preset wavelength range of light reflected by the beam splitter to the image generator.

Abstract: According to an embodiment, an image projection device outputting an image to a screen comprises an input unit receiving an image from an outside, a sensor unit sensing a viewer's position and gaze direction, a controller correcting the received image into a preset model based on the viewer's position and gaze direction sensed by the sensor unit, and an output unit outputting the preset model.

Abstract: The disclosure provides example devices and methods for making and using the devices for rapid testing for the SARS-CoV-2 virus. The example device includes (a) a substrate coupled to a metal oxide layer, (b) a graphene layer coupled to the metal oxide layer, (c) a chemical or biochemical linker functionalized with the graphene layer, and (d) a plurality of SARS-CoV-2 receptors that are bound to the graphene layer via the chemical or biochemical linker, wherein the plurality of SARS-CoV-2 receptors comprise SARS-CoV-2 spike antibodies or SARS-CoV-2 spike proteins, where the graphene layer is configured to have a first phononic energy, when the plurality of SARS-CoV-2 receptors are unattached to target molecules, and a second phononic energy, when the plurality of SARS-CoV-2 receptors are attached to target molecules.

Abstract: According to an embodiment, an image projection device outputting an image to a screen comprises an input unit receiving an image from an outside, a sensor unit sensing a viewer's position and gaze direction, a controller correcting the received image into a preset model based on the viewer's position and gaze direction sensed by the sensor unit, and an output unit outputting the preset model.

Abstract: Provided a manufacturing method of a semiconductor light emitting device including forming a plurality of light emitting cells that are separated on a first substrate, forming a first planarization layer by providing an insulating material on the plurality of light emitting cells, forming a second planarization layer by providing a photoresist on the first planarization layer to have a flat upper surface, and soft baking the photoresist, and dry etching the second planarization layer to a predetermined depth to expose a portion of the first planarization layer provided on the plurality of light emitting cells, and a portion of the second planarization layer remaining between the plurality of light emitting cells on the first planarization layer, wherein forming the second planarization layer and dry etching are repeated at least once to remove the portion of the second planarization layer provided between the plurality of light emitting cells.

Abstract: A display device includes a display panel, a main circuit board, a first connecting circuit board, a second connecting circuit board, and a sealing member. The display panel includes a first pad row and a second pad row. The first connecting circuit board is connected to the first pad row, and the second connecting circuit board is connected to the second pad row. The second pad row is spaced farther from an edge of the display panel than the first pad row. The sealing member is disposed between the first connecting circuit board and the second connecting circuit board to seal a gap between the first connecting circuit board and the display panel.

Abstract: Semiconductor light emitting devices and packages are provided. The semiconductor light emitting device includes a substrate, a luminous structure, and first and second electrodes. The substrate has a first region and a second region that is spaced apart in a first direction from the first region. The luminous structure includes a first semiconductor layer, an active layer, and a second semiconductor layer that are sequentially stacked on the substrate. The first electrode is on the second semiconductor layer. The second electrode is electrically coupled to the first semiconductor layer through plural first openings that penetrate the first electrode, the second semiconductor layer, and the active layer, where the first openings expose the first semiconductor layer. The first electrode is in contact with the second semiconductor layer in the first region and in the second region, and the first openings are in the first region.

Abstract: Provided a manufacturing method of a semiconductor light emitting device including forming a plurality of light emitting cells that are separated on a first substrate, forming a first planarization layer by providing an insulating material on the plurality of light emitting cells, forming a second planarization layer by providing a photoresist on the first planarization layer to have a flat upper surface, and soft baking the photoresist, and dry etching the second planarization layer to a predetermined depth to expose a portion of the first planarization layer provided on the plurality of light emitting cells, and a portion of the second planarization layer remaining between the plurality of light emitting cells on the first planarization layer, wherein forming the second planarization layer and dry etching are repeated at least once to remove the portion of the second planarization layer provided between the plurality of light emitting cells.

Abstract: An augmented reality optical device includes an image generator receiving a preset wavelength range of light reflected by an affected part and generating an affected part image, an image output unit outputting a visible wavelength range of light corresponding to the affected part image, a first mirror unit reflecting the light output from the image output unit, a lens unit focusing the reflected light, a beam splitter reflecting a preset wavelength range of light incident from the outside in a preset direction and transmitting a portion of an incident visible wavelength range of light to a user's pupil (or in the preset direction) while reflecting another portion of the incident visible wavelength range of light in the preset direction (or to the user's pupil), and a second mirror unit re-reflecting the preset wavelength range of light reflected by the beam splitter to the image generator.

Abstract: A display device includes a display panel, a main circuit board, a first connecting circuit board, a second connecting circuit board, and a sealing member. The display panel includes a first pad row and a second pad row. The first connecting circuit board is connected to the first pad row, and the second connecting circuit board is connected to the second pad row. The second pad row is spaced farther from an edge of the display panel than the first pad row. The sealing member is disposed between the first connecting circuit board and the second connecting circuit board to seal a gap between the first connecting circuit board and the display panel.

Abstract: A method, apparatus and system for reducing memory latency is disclosed. In one embodiment, data between a host computer system and a memory is communicated via a port or a group of ports at the memory over multiple time intervals, wherein the host computer is coupled to the memory. Further, a command associated with the data is communicated between the host computer system and the memory via the port or the group of ports over a single time interval.

Abstract: Provided is a coating-forming apparatus. The coating-forming apparatus according to one embodiment of the present invention includes a support member rotatably supporting a tube body about the central axis thereof; a robot moving in the longitudinal direction of the tube body and spraying paint or an abrasive material on the outer circumferential surface of the tube body, a rotation-detecting device attached to the tube body and measuring the angle of rotation of the tube body, and a controller for controlling the supporting member or the robot.

Abstract: A method, apparatus and system for reducing memory latency is disclosed. In one embodiment, data between a host computer system and a memory is communicated via a port or a group of ports at the memory over multiple time intervals, wherein the host computer is coupled to the memory. Further, a command associated with the data is communicated between the host computer system and the memory via the port or the group of ports over a single time interval.

Abstract: Provided is a coating-forming apparatus. The coating-forming apparatus according to one embodiment of the present invention includes a support member rotatably supporting a tube body about the central axis thereof; a robot moving in the longitudinal direction of the tube body and spraying paint or an abrasive material on the outer circumferential surface of the tube body, a rotation-detecting device attached to the tube body and measuring the angle of rotation of the tube body, and a controller for controlling the supporting member or the robot.

Abstract: A method and apparatus for a computer memory test structure. An embodiment of a method for testing of a memory board includes testing a memory of the memory board, where testing the memory including use of a built-in self-test structure to provide a first test pattern for the memory. The method further includes testing an IO (input output) interface of the memory with a host, where testing of the IO interface includes use of the built-in self-test structure to provide a second test pattern for the IO interface.

Abstract: A method, apparatus and system for reducing memory latency is disclosed. In one embodiment, data between a host computer system and a memory is communicated via a port or a group of ports at the memory over multiple time intervals, wherein the host computer is coupled to the memory. Further, a command associated with the data is communicated between the host computer system and the memory via the port or the group of ports over a single time interval.