Abstract: A power management apparatus, includes an artificial intelligence (AI) controller configured to monitor a user pattern, based on frequency band selection information of all users using a base station, to predict the user pattern, and a DC-DC converter configured to output a supply voltage based on the predicted user pattern.

Abstract: A novel compound for a capping layer, and an organic light-emitting device containing the same are disclosed.

Abstract: A novel compound for a capping layer, and an organic light-emitting device containing the same are disclosed.

Abstract: A systems and methods for tracking a position of an electrode. The system may include: a notching controller configured to store pitch information of a unit electrode and to acquire electrode coordinate information of the electrode in a roll-to-roll state during a notching process and a cell identification (ID) of the unit electrode; a calculator configured to calculate coordinates of the cell ID from the pitch information and the cell ID; a roll map generator configured to generate a roll map based on the electrode coordinate information transmitted from the notching controller; and a mapping part configured to compare the coordinates of the roll map with the coordinates of the cell ID to derive an electrode position of the electrode during the electrode manufacturing process from which the unit electrode originates.

Abstract: An apparatus for generating a roll map of a merge-wound electrode includes a position measurement device configured to acquire coordinate value data for a longitudinal position of an electrode according to an amount of rotation of the rewinder. The apparatus includes an input device configured to input an input signal indicating a start of merge-winding or an end of merge-winding, a seam detector configured to detect a seam, a reference point detector configured to detect a plurality of reference points of the merge-wound electrode, and a roll map generator configured to generate a roll map for simulating the merge-wound electrode moving in a roll-to-roll state based on the input signal of the input device, and to display the longitudinal coordinate values of the electrode, the electrode coordinate values of the seam, and the electrode coordinate values of the plurality of reference points of the merge-wound electrode on the roll map.

Abstract: A hydrogen supply method includes a two-side heat exchange mode in which both introducing a second fluid into a hydrogen storage part after the second fluid exchanges heat with a first fluid in a second heat exchanger in a state in which a compressor is driven to compress the first fluid and introducing the second fluid into the hydrogen storage part after the second fluid is heated or cooled in a thermal device are performed. The method also includes a one-side heat exchange mode in which one of introducing the second fluid into the hydrogen storage part after the second fluid exchanges heat with the first fluid in the second heat exchanger in a state in which the compressor is driven to compress the first fluid and introducing the second fluid into the hydrogen storage part after the second fluid is heated or cooled in the thermal device is performed.

Abstract: A composition for enhancing protein strength according to the present invention contains an aminosilane compound capable of covalent binding with a protein of hair, scalp, skin, nails, leather, or textile, so that the protein and the amino silane compound form a covalent bond, and thus the composition can improve the protein strength enhancement effect and maximize the semi-permanent protein strength enhancement effect.

Abstract: A battery pressure measuring sensor according to an embodiment of the present disclosure includes a substrate; a plurality of variable resistor units provided at a plurality of locations in consideration of a swelling characteristic of a battery on the substrate and configured to change a resistance value within a corresponding resistance range according to a pressure applied to each unit; and a plurality of sensing lines configured to be connected to the plurality of variable resistor units, respectively.

Abstract: An indoor wireless positioning method according to one embodiment of the present invention includes receiving initial received signal strength indicator (RSSI) information from a reception unit; searching for a fingerprint matching measured initial RSSI information in a fingerprint database; determining a first location corresponding to the retrieved fingerprint to be an initial location of the reception unit; receiving additional RSSI information from the reception unit; extracting features of variability between the additional RSSI information and the initial RSSI information; searching for variability fingerprints matching the initial location and extracted RSSI variability features in a variability fingerprint database; and updating a second location to a current location of the reception unit when the second location corresponding to the retrieved variability fingerprint is different from the initial location, wherein the second location is a location in a candidate area within a preset distance range ce

Abstract: In one example, a semiconductor device can comprise a substrate, a device stack, first and second internal interconnects, and an encapsulant. The substrate can comprise a first and second substrate sides opposite each other, a substrate outer sidewall between the first substrate side and the second substrate side, and a substrate inner sidewall defining a cavity between the first substrate side and the second substrate side. The device stack can be in the cavity and can comprise a first electronic device, and a second electronic device stacked on the first electronic device. The first internal interconnect can be coupled to the substrate and the device stack. The encapsulant can cover the substrate inner sidewall and the device stack and can fill the cavity. Other examples and related methods are disclosed herein.

Abstract: As inputs of a controller of a direct current (DC)-DC converter are sampled for a predetermined time and thus two-dimensional state information in which one axis is an input physical quantity and the other axis is a time is generated, the two-dimensional state information is processed by a convolutional neural network to determine and output one of a plurality of control signals. An artificial intelligence control part may operate in accordance with a plurality of operation conditions or dynamically determined operation conditions by applying different artificial intelligence engines according to operation modes.

Abstract: A display device according to an exemplary embodiment includes: a substrate including a display area and a transmission area; a metal blocking layer disposed in the display area of the substrate; an inorganic insulating layer disposed on the metal blocking film; a transistor disposed on the inorganic insulating layer; an emission layer connected to the transistor; and a light blocking layer and a color filter disposed on the emission layer of the display area, wherein the edge of the light blocking layer is protruded toward the transmission area more than the edge of the metal blocking layer.

Abstract: Methods and systems for executing tracking and monitoring manufacturing data of a battery are disclosed. One method includes: receiving, by a server system, sensing data of the battery from a sensing system; generating, by the server system, mapping data based on the sensing data; generating, by the server system, identification data of the battery based on the sensing data; generating, by the server system, monitoring data of the battery based on the sensing data, the identification data, and the mapping data; and generating, by the server system, display data for displaying a simulated electrode of the battery on a graphical user interface based on the monitoring data of the battery.

Abstract: The present disclosure relates to a composition for preventing hair loss or promoting hair growth, which contains a mixture of cucumber, eggplant and snail extracts as an active ingredient. The composition according to the present disclosure, which contains a mixture of cucumber, eggplant and snail extracts as an active ingredient, has been confirmed to increase the expression of hepatocyte growth factor (HGF), keratinocyte growth factor (KGF) and insulin-like growth factor 1 (IGF-1) in dermal papilla cells which are known to play a critical role in the induction of new hair follicles and maintenance of hair growth, exhibit hair-growing effect comparable to that of minoxidil in a hair growth test for depilated 6-week-old C57BL/6 mice, and exhibit hair loss-improving effect in a clinical test for human. Accordingly, it can be usefully used as a cosmetic composition or a pharmaceutical composition for external application to skin for preventing hair loss or promoting hair growth.

Abstract: The present disclosure relates to a composition for preventing hair loss or promoting hair growth, which contains a mixture of cucumber, eggplant and snail extracts as an active ingredient. The composition according to the present disclosure, which contains a mixture of cucumber, eggplant and snail extracts as an active ingredient, has been confirmed to increase the expression of hepatocyte growth factor (HGF), keratinocyte growth factor (KGF) and insulin-like growth factor 1 (IGF-1) in dermal papilla cells which are known to play a critical role in the induction of new hair follicles and maintenance of hair growth, exhibit hair-growing effect comparable to that of minoxidil in a hair growth test for depilated 6-week-old C57BL/6 mice, and exhibit hair loss-improving effect in a clinical test for human. Accordingly, it can be usefully used as a cosmetic composition or a pharmaceutical composition for external application to skin for preventing hair loss or promoting hair growth.

Abstract: An apparatus for drying organic waste dries and pulverizes organic waste, such as sewage sludge generated at a sewage pipe and a sewage treatment plant, various hydrous sludge waste, and food waste. The apparatus includes a drying drum rotatably provided on a base, a supply unit and a discharge pipe respectively provided at sealing caps for sealing front and rear sides of the drying drum, first and second pulverizing rotational blades driven by rotation axes provided at the front portion in the drying drum in a lengthwise direction thereof, an auxiliary pulverizing rotation blade driven by a rotation axis provided at the rear portion in the drying drum in a lengthwise direction thereof, a first opening portion and a first sealing member for discharging fine dried powder generated in a drying process, a second opening portion and a second sealing member for discharging completely dried organic waste, and a drying burner for blowing hot wind into the drying drum.