Abstract: Provided is a pixel driving circuit connected to a light-emitting element, the pixel driving circuit including a first memory storing a bit value of bit data associated with image data of a single frame including a plurality of subframes, a controller configured to generate a pulse width modulation (PWM) signal and a control signal for controlling light emission or non-light emission of the light-emitting element, based on data stored in the first memory, a driving unit configured to supply power to the light-emitting element based on the PWM signal and the control signal, received from the controller, and a bias circuit configured to supply bias power to the driving unit based on the control signal received from the controller.

Abstract: A mask design device for 3D proximity field pattering based on electric field control is provided. The mask design service, for producing a nanostructure having a constant period, may include: a material selector configured to select a material of the nanostructure having a specific refractive index; an objective function executor configured to execute an objective function based on a 2D electric field intensity map of the nanostructure formed from the material having a specific height and width; and an optimizer configured to set at least one of a period, the refractive index of the nanostructure, and the objective function, as an input variable, and configured to input the input variable into a predetermined algorithm to calculate design parameters of the nanostructure. A mask having the nanostructure, a method for manufacturing the mask, and a nano patterning device are also provided.

Abstract: A sustained release preparation of a human growth hormone conjugate is disclosed. The sustained release preparation contains a sustained release human growth hormone (hGH) conjugate resulting from conjugation between an immunoglobulin Fc region and a human growth hormone (hGH) as an active peptide; a buffer solution; a nonionic surfactant; and a sugar alcohol. A freeze dried preparation and a liquid preparation including the sustained release human growth hormone conjugate, a production method for the freeze dried preparation, a method of reconstituting the freeze dried preparation, and a kit containing the freeze dried preparation and a reconstituting solution are also disclosed.

Abstract: Artificial intelligence avatar-based interaction service is performed in a system including an unmanned information terminal and an interaction service device. A sound signal is collected from a microphone array mounted in the unmanned information terminal and an image signal collected from a vision sensor to the interaction service device. A sensing area is set based on the received sound signal and image signal by the interaction service device; recognizing an active speaker based on a voice signal of a user and an image signal of the user collected in the sensing area, by the interaction service device. A response for the recognized active speaker is generated to provide a 3D rendering an artificial intelligence avatar to which the response is reflected. The rendered artificial intelligence avatar is provided to the unmanned information terminal by the interaction service device.

Abstract: A display device includes a first pixel electrode on a substrate, a first light emitting layer on the first pixel electrode, a first common electrode on the first light emitting layer, a first bank on the substrate and exposing the first common electrode therethrough, and a second bank on the first bank and having side surfaces protruding beyond side surfaces of the first bank. A width of a lower surface of the first bank is smaller than that of an upper surface of the first bank.

Abstract: Disclosed is an operating method of an apparatus operated by at least one processor, which includes: receiving RF data obtained from tissue through an arbitrary ultrasound probe; extracting a generalized quantitative feature to a probe domain from the RF data; and reconstructing the generalized quantitative feature to generating a quantitative ultrasound image.

Abstract: One or more embodiments of the present disclosure provide a display device including a substrate having a display area and a non-display area, sub-pixels in the display area, a metal line crossing the non-display area and the display area, and extending in the display area to be spaced apart from light-emitting areas of the sub-pixels in a plan view, and an auxiliary circuit connected to the metal line in the display area.

Abstract: A semiconductor device and a method of manufacturing a semiconductor device. As a non-limiting example, various aspects of this disclosure provide a stackable semiconductor device with small size and fine pitch and a method of manufacturing thereof.

Abstract: A display device includes: a substrate; a first electrode and a second electrode on the substrate, extended in a first direction and spaced apart from each other; a first insulating layer on the first electrode and the second electrode; a light-emitting element on the first insulating layer and between the first electrode and the second electrode; and a first connection electrode connected to a first end of the light-emitting element and a second connection electrode connected to a second end of the light-emitting element, wherein the first insulating layer overlaps with the light-emitting element and comprises trench portions comprising a plurality of trenches.

Abstract: The present disclosure relates to a method and apparatus for representing dynamic neural radiance fields from unsynchronized videos. A method of acquiring a video at an arbitrary viewpoint based on a dynamic neural radiance fields model according to an embodiment of the present disclosure may comprise: inputting one or more videos acquired from one or more views for one scene into the dynamic neural radiance fields model; inputting a time embedding for the one or more videos into the dynamic neural radiance fields model; and rendering the video at the arbitrary viewpoint based on color information and density information output by the dynamic neural radiance fields model. Herein, time synchronization related to the time embedding may be performed by applying an individual time offset learned for each view, for the one or more views.

Abstract: A display device is provided. The display device may include a substrate, a driving element layer on the substrate, and a light emitting element layer on the driving element layer. The light emitting element layer may include a pixel defining layer delimiting sub-pixels, a first electrode of each sub-pixel in an opening of the pixel defining layer, a heating line disposed on the pixel defining layer to surround the first electrode of each sub-pixel, an intermediate layer covering the first electrode in the opening and the pixel defining layer and being partially disconnected above the heating line, and a second electrode continuously covering the intermediate layer and the heating line between adjacent sub-pixels while covering the intermediate layer in the opening. The heating line surrounds a pair of first electrodes corresponding to the adjacent sub-pixels in a form of a Eulerian trail.

Abstract: A secondary battery includes a unit cell including an electrode assembly provided with a tab bundle and having a round portion, and a cap member in the vicinity of the round portion of the electrode assembly. The cap member includes a pair of first surfaces which are parallel to an upper surface and a lower surface of the electrode assembly, a pair of second surfaces which are parallel to both side surfaces of the electrode assembly, one third surface which connects the pair of first surfaces and the pair of second surfaces, and a contact member provided in an internal space formed by the pair of first surfaces, the pair of second surfaces, and the one third surface and in contact with the round portion of the electrode assembly. The third surface is provided with a through hole through which the tab bundle passes.

Abstract: Provided is a pixel driving circuit including a first circuit configured to control, in a data writing mode, a signal related to driving of one or more light-emitting elements, and a second circuit configured to supply, in a driving mode, power to the one or more light-emitting elements based on a signal transmitted from the first circuit.

Abstract: A display device includes a base substrate including a display area and a non-display area around the display area are defined, a first interlayer insulating layer disposed on the base substrate, a second interlayer insulating layer disposed on the first interlayer insulating layer, a first semiconductor layer disposed on the second interlayer insulating layer and including an oxide, and a first gate insulating layer disposed on the first semiconductor layer, wherein the material of the first interlayer insulating layer and the material of the second interlayer insulating layer are different from each other. Methods of manufacturing a display device are also disclosed.

Abstract: A secondary battery includes a unit cell including an electrode assembly provided with a tab bundle and having a round portion, and a cap member in the vicinity of the round portion of the electrode assembly. The cap member includes a pair of first surfaces which are parallel to an upper surface and a lower surface of the electrode assembly, a pair of second surfaces which are parallel to both side surfaces of the electrode assembly, one third surface which connects the pair of first surfaces and the pair of second surfaces, and a contact member provided in an internal space formed by the pair of first surfaces, the pair of second surfaces, and the one third surface and in contact with the round portion of the electrode assembly. The third surface is provided with a through hole through which the tab bundle passes.

Abstract: Disclosed is a method of an imaging device operated by at least one processor. The method includes: receiving pulse-echo data obtained from a tissue; and outputting a quantitative image of an objective variable using a B-mode image generated from the pulse-echo data, and a quantitative style feature extracted from the pulse-echo data.

Abstract: A method of operating an image device operated by at least one processor is provided. The method of operating an image device comprises generating beamformed RF-mode images including phase shift information for each incident angle by using multi-angle ultrasound-echo data, generating phase shift maps representing a displacement of speckle pattern between adjacent beamformed RF-mode images, and obtaining a speed-of-sound distribution image corresponding to the phase shift maps by using a deep neural network which is trained to reconstruct speed-of-sound distribution of a tissue from training phase shift maps.

Abstract: Polyethylene glycol derivatives of the following formula I and uses thereof are disclosed. A method for manufacturing the polyethylene glycol derivatives is also disclosed.

Abstract: Provided is a display device that controls brightness using a plurality of PWM source signals. The display device includes a display panel including a plurality of pixels forming a plurality of rows and a plurality of columns, and a PWM driving circuit including a unit driving circuit connected to each of a plurality of lines corresponding to the plurality of rows or the plurality of columns, wherein the PWM driving circuit sequentially applies PWM signals output from the unit driving circuits to the plurality of lines to control the brightness of the plurality of pixels for each line the brightness of the plurality of pixels may be controlled for each line.

Abstract: A display device includes a buffer layer disposed on a substrate and comprising a first buffer film, and a second buffer film, wherein the first buffer film and the second buffer film are sequentially stacked in a thickness direction of the display device; a semiconductor pattern disposed on the buffer layer; a gate insulating layer disposed on the semiconductor pattern; and a gate electrode disposed on the gate insulating layer, wherein the first buffer film and the second buffer film comprise a same material, and a density of the first buffer film is greater than a density of the second buffer film.