Abstract: A battery management apparatus and method performs appropriate control to increase the lifespan of a battery cell by judging whether degradation of the battery cell is accelerated. Since both the voltage change pattern and the differential capacity change pattern between the plurality of peaks included in the plurality of differential profiles are considered, there is an advantage that it is possible to accurately determine whether the state of the battery cell is in a degradation accelerated state.

Abstract: Provided is a pouch case including first and second accommodation portions formed to accommodate the electrode assembly, a sealing portion formed along an outer part of the pouch case to surround the first and second accommodation portions, and a connecting portion formed with the same depth as that of the first and second accommodation portion and configured to connect the first and second accommodation portions at a predetermined interval, wherein a protrusion protrudes in a direction toward the sealing portion at opposite ends of the connecting portion. Accordingly, in the pouch case, and a secondary battery and a secondary battery pack using the same, a perfect cooling structure is acquired by uniformly forming one side surface of the secondary battery, and thus, an effect of holding one side surface of the secondary battery to be close to a cooling plate to maximize cooling efficiency is achieved.

Abstract: A pouch-type secondary battery includes an electrode assembly, and a pouch member in which the electrode assembly is accommodated and a sealing portion is formed on an edge of the pouch member, where the sealing portion protruding on one side surface extends in a diagonal direction towards the other side surface adjacent to the at least one side surface.

Abstract: An aerosol generation device and a control method thereof are provided. The aerosol generation device according to some embodiments of the present disclosure may include a liquid supply part configured to supply a liquid aerosol-forming substrate, a vaporization element configured to vaporize the supplied liquid aerosol-forming substrate to generate an aerosol in a vaporization space, and an airflow path configured to allow the aerosol generated in the vaporization space to move toward a mouthpiece. Here, the vaporization element, an inlet of the airflow path, and an outlet of the airflow path may be formed in a nonlinear structure, and accordingly, a droplet discharge phenomenon and an airflow path blockage phenomenon may be prevented.

Abstract: An electroluminescence display apparatus includes a display panel, including a pixel including a driving element and a light emitting device, and a panel driving circuit supplying the pixel with a first data voltage for a display driving operation and a display scan signal synchronized with the first data voltage in a vertical active period succeeding a first vertical blank period and maintaining the first data voltage in the pixel during a second vertical blank period succeeding the vertical active period, wherein a length of the first vertical blank period is fixed regardless of a variation of a frame frequency, and a length of the second vertical blank period varies based on the variation of the frame frequency.

Abstract: The present invention relates to an edge cloud infrastructure building technology, and particularly, to a system and a method for building an edge cloud, which can simultaneously a large-scale edge cloud in parallel.

Abstract: A rechargeable battery module includes: a bottom plate supporting a plurality of cells and having mounting holes at both ends; a pair of side plates coupled to both sides of the bottom plate; a pair of end plates coupled to the bottom plate and the side plates at both sides; a mounting plate coupled to the bottom plate and the pair of side plates between the pair of end plates, the mounting plate having a through installation hole through which a mount member extends therethrough from the outside thereof to fasten the rechargeable battery module to a platform of an electric vehicle or a rack of an energy storage system; a top cover coupled to the side plates, the end plates, and the mounting plate; and a final terminal connected to a bus bar connecting electrode terminals of the cells.

Abstract: Disclosed is a high-strength free-cutting leadless copper alloy with excellent machinability and corrosion-resistance. The free-cutting leadless copper alloy contains 58 to 70 wt % of copper (Cu), 0.5 to 2.0 wt % of tin (Sn), 0.1 to 2.0 wt % of silicon (Si), a balance amount of zinc (Zn), and inevitable impurities but does not contain lead.

Abstract: Disclosed herein is a data interface device of a display apparatus including a timing controller, encoding clock-embedded image data corresponding to a logic high period of a data enable signal and clock-embedded blank data corresponding to a logic low period of the data enable signal and transferring an encoded data transfer packet to a transfer line, and a source integrated circuit generating an internal clock based on the encoded data transfer packet received through the transfer line and selectively decoding the clock-embedded image data based on the internal clock, wherein a transition pattern of the clock-embedded blank data differs in a plurality of transfer lines.

Abstract: Proposed is a foldable hinge module for a portable terminal, and more particularly, a foldable hinge module for a portable terminal that can easily unfold or fold a flexible display mounted on the portable terminal. In the foldable hinge module for a portable terminal, the flexible display can be smoothly unfolded or folded as the first rotary plate and the second rotary plate are easily rotated in the Y axis direction, by using the gear set part engaged with the first gear part formed in the first rotary plate and the second gear part formed in the second rotary plate to be operated.

Abstract: The microfluidic chip according to an embodiment of the present invention may include a plate, a bridge channel formed in intaglio on one side of the plate, an inlet formed through the plate to communicate with one end of the bridge channel, an outlet formed through the plate to communicate with the other end of the bridge channel, and at least one well extending in an outward direction of the plate from the bridge channel to provide a space, wherein the bridge channel may be in the form of a curved line, a bent line, an arc, a circle, a spiral, or a polygon.

Abstract: A memory system includes: a memory block including a plurality of pages each comprising a plurality of memory cells connected to bit lines and a word line of word lines, an address manager configured to output addresses corresponding to the plurality of pages, and a system data manager configured to generate index data corresponding to the each of the addresses, the index data indicating whether user data is inverted, and output the index data and information on a memory cell in which the index data is to be stored, respectively. The system data manager is configured to, determine memory cells connected to different bit lines from among memory cells included in adjacent pages corresponding to consecutive addresses of the addresses, as memory cells in which index data corresponding to the consecutive addresses are to be stored.

Abstract: An aerosol generation device with improved heating efficiency is provided. The aerosol generation device according to some embodiments of the present disclosure includes a case in which an insertion hole is formed to receive an aerosol-generating article, a heater configured to heat the aerosol-generating article inserted through the insertion hole to generate an aerosol, and an adapter disposed between the insertion hole and the heater. The adapter may allow a medium portion of the inserted aerosol-generating article to be deformed to a desired pressed shape so that the heating efficiency of the heater is improved.

Abstract: A heater for aerosol generation devices and an aerosol generation device including the same are provided. The heater according to some embodiments of the present disclosure may include a first electroconductive pattern which is configured to perform a heating function and a second electroconductive pattern which is made of a material with a temperature coefficient of resistance higher than that of the first electroconductive pattern and is configured to perform a temperature measurement function for the heater. In this case, since a temperature of a heating surface of the heater may be accurately measured through the second electroconductive pattern, control precision for the heater may be improved.

Abstract: A compound of Chemical Formula 1: Y1 to Y5 are independently N, C—H, C-D, or C-L?-R; L? is a bond or a substituted or unsubstituted C6-60 arylene; R is a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing one or more of N, O and S, provided that R is not 9-phenylcarbazolyl; Y6 and Y7 are independently N, C—H, or C-D; at least one of Y1 to Y7 is N; L is a bond, or a substituted or unsubstituted C6-60 arylene or C2-60 heteroarylene containing one or more of N, O and S; L1 and L2 are independently a bond or a substituted or unsubstituted C6-60 arylene; Ar1 and Ar2 are independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing any one or more of N, O and S, and p and q are independently 0 to 2, and an organic light-emitting device including the same.

Abstract: A battery management apparatus according to an embodiment of the present disclosure includes a measuring unit configured to measure a charge voltage, a charge current, a discharge voltage and a discharge current in the process of charging and discharging a battery according to a preset charge C-rate and a preset discharge C-rate, and a control unit configured to receive information about the voltage and current of the battery from the measuring unit, calculate a charge resistance for each voltage of the battery based on the charge voltage and the charge current, calculate a discharge resistance for each voltage of the battery based on the discharge voltage and the discharge current, calculate a resistance ratio between the charge resistance and the discharge resistance for each voltage of the battery, and set a discharge C-rate for the battery based on the resistance ratio calculated for each voltage of the battery.

Abstract: A laser-based aerosol generation device and a heating method thereof are provided. The aerosol generation device according to some embodiments of the present disclosure may include a laser radiation part configured to heat an aerosol-generating article to generate an aerosol by radiating laser to aerosol-generating article. By instantaneously heating a local surface of the aerosol-generating article, the laser heating method may ensure immediate aerosol generation without a preheating time.

Abstract: A method for producing polyether ketone ketone at a high yield is disclosed. According to the method, a catalyst injection rate is controlled during production to suppress scale formation, whereby the yield can be improved. A polyether ketone ketone produced by the method is disclosed. The method makes it possible to maintain an intrinsic viscosity (IV) of the polymer without a significant change and adjust a particle size of polyether ketone ketone by preventing an aggregation between resin particles, thereby suppressing scale formation.

Abstract: Provided is a pouch case including first and second accommodation portions formed to accommodate the electrode assembly, a sealing portion formed along an outer part of the pouch case to surround the first and second accommodation portions, and a connecting portion formed with the same depth as that of the first and second accommodation portion and configured to connect the first and second accommodation portions at a predetermined interval, wherein a protrusion protrudes in a direction toward the sealing portion at opposite ends of the connecting portion. Accordingly, in the pouch case, and a secondary battery and a secondary battery pack using the same, a perfect cooling structure is acquired by uniformly forming one side surface of the secondary battery, and thus, an effect of holding one side surface of the secondary battery to be close to a cooling plate to maximize cooling efficiency is achieved.

Abstract: A method for analyzing a swelling behavior of a lithium secondary battery includes: (S1) installing a detachable pressurizing holder for fixing a battery sample and a charge/discharge cable connected with an external charging/discharging device to an X-ray CT (computed tomography) imaging equipment; (S2) inserting the battery sample into the pressurizing holder, contacting an electrode lead of the battery sample with a terminal of the charge/discharge cable, and then operating the external charging/discharging device to perform charging and discharging; and (S3) while rotating the battery sample during charging and discharging of the battery sample, irradiating and scanning the X-ray on the battery sample at an angle ranging from ?10° to 10° to obtain a 3D image, and then measuring a change in the thickness of the electrode inside the battery sample from the 3D image.