Abstract: A method includes providing a wafer including a layer; performing a surface treatment to the layer; polishing the layer using a polishing pad; determining whether a surface roughness or a thickness of the layer reaches a pre-determined condition; and stopping polishing the layer when the surface roughness or the thickness of the layer reaches the pre-determined condition.

Abstract: Disclosed are coating equipment and a coating method. The coating equipment comprises a coating die and a slurry parameter detector. The coating die comprises a first slot, a second slot, a first adjusting mechanism and a second adjusting mechanism. Through the arrangement of the first adjusting mechanism and the second adjusting mechanism, adjustment of the flow rate of slurry circulating in the first slot and the second slot can be realized, and parameters of coated slurry are detected by a slurry parameter detector, and are then compared with preset values, and comparison results are fed back to the first adjusting mechanism and the second adjusting mechanism for adjustment of the first adjusting piece and the second adjusting piece, so that automatic adjustment of double-layer die coating is realized, the debugging effectiveness is greatly improved, and the coating efficiency is further improved.

Abstract: A phase shifter circuit may include a multiple phase shifter cells (or cells) to selectively shift a phase of an input signal by a desired phase shift value. For example, each of the phase shifter cells may shift the phase of the input signal by a positive fractional phase shift value or a negative fractional phase shift value. The phase shifter cells may include circuitry to form an inductor-capacitor circuit to provide the negative fractional phase shift value and form a capacitor-inductor circuit to provide the positive fractional phase shift value. The phase shifter cells may receive control signals to form the inductor-capacitor circuit and the capacitor-inductor circuit. An electronic device may include multiple phase shifter circuits to adjust a phase of transmission signals and/or reception signals of phased array antennas.

Abstract: A split type precisely-anchorable transcatheter valve-in-ring system comprises a split transcatheter valve-in-ring anchoring stent (10) and a transcatheter artificial biological valve-in-ring (20), wherein the shape and structure of the transcatheter valve-in-ring anchoring stent (10) are matched with the real structure of the annuloplasty ring and supravalvular and infravalvular tissues after three-dimensional reconstruction based on imaging data of a patient who have undergone valve failure after implantation of a annuloplasty ring (30), the transcatheter valve-in-ring anchoring stent (10) is firstly delivered to the patient's failed annuloplasty ring for release, deformation and alignment with the supravalvular and infravalvular tissues of the failed annuloplasty ring; the transcatheter artificial biological valve-in-ring (20) is delivered to the transcatheter valve-in-ring anchoring stent (10) for release, the stent of the transcatheter artificial biological valve-in-ring (20) deforms and expands to the f

Abstract: A heart rate variability measurement system including: a perspiration detection unit; and a signal arithmetic processing unit. The perspiration detection unit includes: a microdroplet detection unit in which a first thin wire and a second thin wire are disposed in juxtaposition with each other on an insulating substrate; and a perspiration signal output unit that measures a change in an electrical characteristic between the first thin wire and the second thin wire and outputs the change as a perspiration signal. The signal arithmetic processing unit includes: a calculation unit; an information storage unit; and a heart rate variation value output unit, while setting time t, a time lag ?t, a value CH(t) of the perspiration signal at the time t, a heart rate factor Y(t+?t) indicating heart rate variability at time t+?t, coefficients a and b, and a predetermined constant as ?, the calculation unit calculates Y(t+?t)=a·X(t)+b and X(t)=CH (t)?CH(t??).

Abstract: A cell balancing method is capable of increasing cell balancing efficiency by variably controlling a cell balancing switching pulse-width modulation (PWM) duty ratio depending on a cell balancing current, a battery management system (BMS temperature, and an operating mode. Further, a battery pack using the same cell balancing method is provided.

Abstract: An active air skirt apparatus for a mobility is configured to control an airflow beneath the mobility according to a driving situation of the mobility to ensure optimal aerodynamic performance in the mobility having a flat lower portion for loading a high-voltage battery. That is, improvement of airflow to the front wheel and rear wheel along with improvement of airflow beneath the mobility in each driving situation optimizes the aerodynamic performance of the mobility, thereby ensuring mileage and improving attitude stability of the mobility.

Abstract: Provided is a novel mixture capable of improving luminous efficiency, stability, and lifespan of an element, an organic electric element using the same, and an electronic device therefor.

Abstract: A method and an apparatus for controlling uplink power in a wireless communication system are provided. The method for controlling uplink power of a User Equipment (UE) forming a transmission link with a plurality of BSs (BSs), a power headroom report trigger event by at least one of the plurality of BSs is detected. Power headroom information of the UE is reported to at least one of the plurality of BSs.

Abstract: The present invention discloses a thermal protection and warning method and system based on junction temperature prediction for a power device of an offshore wind power converter. The method includes: calculating a thermal resistance and a thermal capacitance corresponding to each layer inside the power device, and establishing a corresponding Cauer thermal network model; calculating power consumption at n future moments according to state variables at the n future moments corresponding to a minimized cost function, that is, calculating a variation trajectory of a heat flux parameter; calculating a variation trajectory of a junction temperature of the power device according to the Cauer thermal network model and the variation trajectory of the heat flux parameter; and comparing the calculated variation trajectory of the junction temperature with a warning temperature, and determining a current operating state of the power device.

Abstract: Provided are a display device and an electronic apparatus. The display device includes a display panel and a backlight module. The backlight module includes a sealing member and a fixing member. The fixing member includes a side portion, and the sealing member is clamped with an end of the side portion proximate to the display panel.

Abstract: An energy storage module includes: a cover member including an internal receiving space configured to accommodate battery cells each including a vent; a top plate coupled to a top of the cover member and including ducts respectively corresponding to the vents of the battery cells; a top cover coupled to a top portion of the top plate and including discharge holes located in an exhaust area and respectively corresponding to the ducts; and an extinguisher sheet located between the top cover and the top plate, and configured to emit a fire extinguishing agent at a temperature exceeding a reference temperature, and the top cover includes protrusion parts located on a bottom surface of the top cover, covering the exhaust area, and coupled to an exterior of the ducts.

Abstract: The present invention relates to a video encoding/decoding method and apparatus. The video decoding method according to the present invention may comprise decoding filter information on a coding unit; classifying samples in the coding unit into classes on a per block classification unit basis; and filtering the coding unit having the samples classified into the classes on a per block classification unit basis by using the filter information.

Abstract: A display device includes a substrate including a display area and a non-display area, a pixel circuit portion disposed on the substrate and including a transistor that drives a pixel, and a display element portion disposed on the pixel circuit portion and including a pixel electrode electrically connected to an electrode of the transistor through a bridge pattern. The pixel circuit portion includes a first capping layer disposed between the bridge pattern and the pixel electrode, and the pixel electrode and the bridge pattern are multiple metal layers including a same material.

Abstract: The present application discloses a method and a device in a node for wireless communications. A first node receives a first signaling group, the first signaling group being used to indicate a first signature sequence group and a second signature sequence group; transmits a first signature sequence in a first time interval; and transmits a second characteristic sequence in a second time interval; whether the first signature sequence belongs to the first signature sequence group or the second signature sequence group is used for selecting the second signature sequence; any signature sequence in the first signature sequence group is associated with a shared channel resource unit in a first period. The present application avoids the situation where the first node persistently selects random access preambles without being associated with a shared channel resource unit, thus ensuring that the requirement on access delay for UE is satisfied.

Abstract: The present invention relates to a substrate for nucleic acid amplification, and a method for manufacturing same, the substrate for rapid and accurate PCR analysis comprising: a transparent substrate; a micro-patterned metal layer formed on the transparent substrate; an N-heterocyclic carbene compound having one end annealed to the surface of the micro-patterned metal layer; and a primer immobilized on the other end of the N-heterocyclic carbene compound.

Abstract: The present disclosure provides methods for increasing drought resistance, salt resistance, and biomass production of a plant. The methods encompass expression of DiGeorge-Syndrome Critical Region 14 (DGCR14) gene in the plant. In comparison to a plant not manipulated in this manner, the disclosed, genetically-modified, plants display improved drought resistance and salt resistance. Also provided are plants that can be obtained by the method according to the invention, and nucleic acid vectors to be used in the described methods.

Abstract: Techniques for inferring whether an event is occurring in 3D space based on 2D image data and for maintaining a camera's calibration are disclosed. An image of an environment is accessed. Input is received, where the input includes a 2D rule imposed against a ground plane. The 2D rule includes conditions indicative of an event. A bounding box is generated and encompasses a detected object. A point within the bounding box is projected from a 2D-space image plane of the image into 3D space to generate a 3D-space point. Based on the 3D-space point, a 3D-space ground contact point is generated. That 3D-space ground contact point is reprojected onto the ground plane of the image to generate a synthesized 2D ground contact point. A location of the synthesized 2D ground contact point is determined to satisfy the conditions.

Abstract: The present invention relates to a cut-stem separating and baffling apparatus and a primary air separation apparatus. The cut-stem separating and baffling apparatus includes a cut-stem separating baffle and struts; and the strut includes a base, a hanging panel, and an inner hexagon adjustment bolt, where the base includes a connecting segment and a support segment that are connected to each other, where the connecting segment is located above the cut-stem separating baffle, and the support segment is located behind the cut-stem separating baffle; the hanging panel includes a transverse hanging panel, and a longitudinal hanging panel, and a connecting hanging panel is disposed in a direction of the longitudinal hanging panel toward the cut-stem separating baffle, where the connecting hanging panel is connected to the cut-stem separating baffle; and the connecting segment of the base is connected to the transverse hanging panel using the inner hexagon adjustment bolt.

Abstract: Provided are a composition for forming a silica layer including a silicon-containing polymer and a solvent, wherein when adding 70 g of the composition for forming the silica layer to a 100 ml container, leaving it at 40° C. for 28 days, and taking 1 ml of gas generated from the composition, 1 ml of the gas includes hydrogen gas (H2), silane gas (SiH4), and ammonia gas (NH3), and the hydrogen gas, silane gas, and ammonia gas satisfy Equation 1: [(hydrogen gas amount (ppm))/(silane gas amount (ppm)+ammonia gas amount (ppm))?1.5], a silica layer manufactured therefrom, and an electronic device including the silica layer.