Abstract: Provided is an apparatus for estimating blood pressure, including a pulse wave sensor configured to measure a pulse wave signal of a user, and a processor configured to obtain, based on the pulse wave signal, one or more feature values corresponding to the blood pressure, detect whether a change in a posture of a user from a first posture to a second posture occurs while measuring the pulse wave signal, based on the change in the posture being detected, correct a reference blood pressure based on a blood pressure variation caused by the change in the posture, correct the one or more feature values based on a variation in one or more pulse wave signal feature values caused by the change in the posture, and estimate the blood pressure based on the corrected reference blood pressure and the corrected one or more feature values.

Abstract: A display device includes pixel electrodes spaced apart from each other, a first definition layer defining reflective openings opening a first area of each of the pixel electrodes, reflective electrodes disposed on the first area of each of the pixel electrodes, extending from the first area of each of the pixel electrodes to the first definition layer, and spaced apart from each other, a second definition layer disposed on the first definition layer and defining pixel openings opening a second area of each of the reflective electrodes, light emitting layers disposed on the second area of each of the reflective electrodes within the pixel openings, a common electrode overlapping the light emitting layers and the second definition layer in plan view, an encapsulation layer overlapping the common electrode in plan view, a capping layer disposed on the encapsulation layer, and a low refractive index layer disposed on the capping layer.

Abstract: A light emitting display device includes a first display area, and a second display area disposed outside of the first display area. The second display area includes a pixel driver, a main light-emitting device electrically connected to the pixel driver, and an additional light-emitting device electrically connected to the main light-emitting device. The additional light-emitting device overlaps a peripheral driver that generates signals that are provided to the pixel driver. The main light-emitting device and the additional light-emitting device include a first electrode, an emission layer, and a second electrode. The pixel driver is electrically connected to the second electrode of the main light-emitting device and the second electrode of the additional light-emitting device. The second electrode of the additional light-emitting device and the second electrode of the main light-emitting device are surrounded by a separator in a plan view.

Abstract: A display panel includes a pixel defining layer including first and second light-emitting openings, a conductive partition disposed on the pixel defining layer and including first and second partition openings and respectively corresponding to the first and second light-emitting openings, a first light-emitting element disposed in the first partition opening, a second light-emitting element disposed in the second partition opening, and a conductive pattern disposed on the conductive partition. The first light-emitting element includes a first anode, a first organic layer, and a first cathode contacting the conductive partition, and the second light-emitting element includes a second anode, a second organic layer, and a second cathode contacting the conductive partition. A conductive pattern opening corresponding to the second light-emitting opening is included in the conductive pattern.

Abstract: A sensor-embedded display panel includes a light emitting element and a sensor which include separate portions of a first common auxiliary layer including a hole transport material and a second common auxiliary layer including an electron transport material. The sensor includes first and second semiconductor layers proximate to the first and second common auxiliary layers, respectively, and including a p-type semiconductor and a non-fullerene n-type semiconductor having a LUMO energy level deeper than that of the electron transport material, respectively. An insertion layer between the second semiconductor layer and the second common auxiliary layer includes a metal, a metal compound, or any combination thereof. A work function of the metal or a LUMO energy level of the metal compound is deeper or shallower than the LUMO energy level of the non-fullerene n-type semiconductor and the LUMO energy level of the electron transport material within less than about 1.3 eV, respectively.

Abstract: A variable resistance memory device includes a pillar, a resistance change layer provided at a side surface of the pillar, a semiconductor layer provided at a side surface of the resistance change layer, a gate insulating layer provided at a side surface of the semiconductor layer, a plurality of isolating layers and a plurality of gate electrodes alternately arranged along a surface of the gate insulating layer, and an internal resistance layer between the resistance change layer and the semiconductor layer, where a resistance of the internal resistance layer is greater than a resistance of the semiconductor layer when the semiconductor layer includes conductor characteristics and the resistance of the internal resistance layer is less than the resistance of the semiconductor layer when the semiconductor layer includes insulator characteristics.

Abstract: An electronic device may include a conductive material layer, a ferroelectric layer covering the conductive material layer, and an electrode covering the ferroelectric layer. The ferroelectric layer may include a compound represented by HfxAyOz, where 0?x?1, 0?y?1, and 2(x+y)<z.

Abstract: A method of manufacturing a silicon single crystal includes preparing a silicon melt and growing the silicon single crystal based on co-doping boron and phosphorus into the silicon melt. The growing of the silicon single crystal includes controlling, a doping concentration ratio, which is a ratio of an initial concentration of phosphorus to an initial concentration of boron, to be a particular ratio and controlling the initial concentration of boron to be within a range of about 8.0E12 atom/cm3 to about 1.5E13 atom/cm3.

Abstract: An integrated circuit device includes a substrate having a plurality of active regions defined by a device isolation trench, a device isolation structure including an etching induction film and filling the device isolation trench, the etching induction film covering a bottom surface of the device isolation trench, a word line trench intersecting with the plurality of active regions and the device isolation structure and extending in a first lateral direction, a gate dielectric film covering an inner wall of the word line trench, and a word line filling a portion of the word line trench on the gate dielectric film, wherein each of the plurality of active regions includes a fin body portion under the word line and a saddle fin portion protruding from the fin body portion toward the word line, and the etching induction film is exposed by the word line trench.

Abstract: A display apparatus includes a display panel; and a light control member disposed on the display panel. The light control member includes a plurality of partition walls spaced apart from each other, and a plurality of light control units each disposed between any two of the plurality of partition walls, and at least one of the plurality of light control units includes a first region containing organic monomers and an inorganic material and a second region containing the inorganic material dispersed in an organic polymer, thereby improving display quality and reliability of the display apparatus.

Abstract: An apparatus including a motor including a stator including a core, a rotor inside the stator, and rotatable by interacting with the stator, and a rotation shaft mounted on the rotor so as to be rotatable together with the rotor, and a bracket including a main body unit including a space in which the stator is mounted, a front mount at a front of the main body unit, and including a front fastening hole, and a rear mount at a rear of the main body unit, and including a rear fastening hole.

Abstract: A method for selecting a Public Land Mobile Network (PLMN) in a wireless communication system by a User Equipment (UE), the method includes detecting, by the UE, that the UE is operating in an interworking mode, triggering, by the UE, a manual scan in the interworking mode for acquiring a list of PLMNs in the wireless communication system, and causing, by the UE, a display to output the list of PLMNs in response to the triggering.

Abstract: An apparatus for performing user recognition may include: a first sensor configured to measure health information from a user; a second sensor configured to measure a pulse wave signal from the user; and a processor configured to obtain oxygen saturation based on the pulse wave signal, to recognize the user based on an oxygen saturation pattern of the obtained oxygen saturation, and to update the measured health information as health information of the recognized user.

Abstract: A printed circuit board includes an insulation layer having a first surface and a second surface which are opposite to each other, a first connection pad which is embedded in the insulation layer and has a surface recessed from the first surface of the insulation layer, a conductive layer which is located on the first connection pad and has a part embedded in the insulation layer and another part protruding from the first surface of the insulation layer, and a first solder resist layer which is located on the first surface of the insulation layer and has a surface which is at a level equal to or lower than a surface of the conductive layer.

Abstract: An electronic device determines accuracy of an analyte concentration non-invasively by calculating an analyte concentration of an analyte from an in-vivo spectrum obtained non-invasively using a calibration model, generates a test calibration model based on feature vectors of the in-vivo spectrum obtained non-invasively from which a spectrum specific to the analyte have been subtracted, calculates a test concentration for the analyte from the in-vivo spectrum using the test calibration model, and analyzes the test concentration for the analyte using the test calibration model to determine the accuracy of the analyte concentration using the calibration model.

Abstract: A dust mass measurement device includes a sensing channel configured to generate a sensing clock signal, a reference channel configured to generate a reference clock signal, a counter configured to generate a first output signal based on the sensing clock signal, and generate a second output signal based on the reference clock signal, and a controller configured to calculate a frequency difference between the sensing clock signal and the reference clock signal based on a difference value between the first output signal and the second output signal, which are received from the counter, and measure a mass of dust based on the calculated frequency difference.

Abstract: An apparatus includes a housing including a hollow inside; a cover configured to cover the housing and support a portion of a biological cell on the cover; an opening formed through the cover and configured to expose at least a portion of the cell to the hollow inside of the housing; an electrode base disposed on a bottom of the housing; and one or more electrode rods arranged between the electrode base and the cover, and configured to support the cover, wherein the electrode base and/or the one or more electrode rods are arranged for sensing an electrical signal from at least another portion of the cell.

Abstract: An air conditioner includes: a filter assembly including a first filter and a second filter sequentially disposed in an air flow path; a differential pressure sensor configured to detect a differential pressure value corresponding to a pressure difference between a front surface and a rear surface of the second filter; a memory; and a processor configured to store, in the memory, differential pressure values detected by the differential pressure sensor, wherein the processor may be further configured to: identify a degree of contamination of the second filter based on a magnitude of the differential pressure values, determine a rate of change of the differential pressure values stored in the memory over time, and identify a degree of contamination of the first filter based on the rate of change.

Abstract: A food waste disposer includes a housing, a grinding device detachably mounted inside the housing to grind food waste, and a storage device disposed below the grinding device to store the ground food waste, the grinding device includes a grinding case in which the food waste is ground, and having a discharge portion and openable to transfer the food waste to the storage device, a valve assembly configured to open or close the discharge portion and to be separable to the outside of the housing together with the grinding case, a first grinder rotatably mounted inside the grinding case, and having a grinding blade, a second grinder including a grinding blade to mutually grind the food waste with the grinding blade of the first grinder and a transfer blade below the first grinder and the second grinder to transfer the ground food waste to the discharge portion.

Abstract: An air conditioner including a main body including a first side, a second side opposite to the first side, an outlet between the first and second side, and a guide protrusion on the outlet; and a blade to open and close the outlet, the blade including a blade body extending from the first side to the second side of the main body when the outlet is closed by the blade, and a guide rail on a top surface of the blade body facing the outlet. The blade is configured so that the blade body is rotatable relative to the outlet to adjust a direction of air from the outlet, and the guide rail is supported by the guide protrusion to be slidable to guide at least one of a translational or a rotational movement of the blade body with respect to the main body during rotation of the blade body.