Abstract: A service identifying and processing method using a wireless terminal message according to an exemplary embodiment of the present invention includes (a) receiving a wireless terminal message by a first entity which is a mobile device; and (b) expressing, by a first agent which is an information processing application program installed on the first entity, entity information of second entity based on the wireless terminal message and service confirmation information related to service provided by the second entity, through an application screen by the first agent.

Abstract: A manufacturing method of a semiconductor device may include: forming a stack comprising first material layers and second material layers that are alternately stacked; forming an opening in the stack; forming a first seed layer in the opening; forming a first buffer layer by surface-treating the first seed layer; and forming a blocking layer by oxidizing the first seed layer through the first buffer layer.

Abstract: Discussed is a battery relay diagnostic device adapted to diagnose a battery system including battery packs connected and a charge and discharge controller connected between the battery packs and a load part and control charge and discharge of the battery packs, the battery packs including a battery cell module including battery cells and a switching unit including a first switch provided between a positive ((+)) terminal of the battery cell module and a load part and a second switch provided between a negative ((?)) terminal of the battery cell module and the load part, the battery relay diagnostic device including: a switching controller configured to control a current applied to the battery cell module by controlling on/off of the switching unit; and a diagnostic circuit configured to perform diagnosis on the first switch and the second switch based on an on/off state of the first switch and the second switch.

Abstract: A positive electrode active material for a lithium secondary battery has a mixture of microparticles having a predetermined average particle size (D50) and macroparticles having a larger average particle size (D50) than the microparticles. The microparticles have the average particle size (D50) of 1 to 10 ?m and are at least one selected from the group consisting of particles having a carbon material coating layer on all or part of a surface of primary macroparticles having an average particle size (D50) of 1 ?m or more, particles having a carbon material coating layer on all or part of a surface of secondary particles formed by agglomeration of the primary macroparticles, and a mixture thereof. The macroparticles are secondary particles having an average particle size (D50) of 5 to 20 ?m formed by agglomeration of primary microparticles having a smaller average particle size (D50) than the primary macroparticles.

Abstract: Provided is an apparatus for online action detection, the apparatus including a feature extraction unit configured to extract a chunk-level feature of a video chunk sequence of a streaming video, a filtering unit configured to perform filtering on the chunk-level feature, and an action classification unit configured to classify an action class using the filtered chunk-level feature.

Abstract: The present disclosure relates to a server and a method for providing a product recommendation service by using purchased item information. The server for providing a product recommendation service by using purchased item information according to the present disclosure comprises: an input unit for collecting purchase information for each user; a memory in which a program for generating recommended product information for a target customer by using the purchase information for each user is stored; and a processor for executing the program, wherein the processor inquires about other customers with a purchase propensity similar to that of the target customer, and generates recommended product information to be recommended to the target customer in consideration of purchased items of other customers.

Abstract: The present disclosure relates to a positive active material for a lithium rechargeable battery and a lithium rechargeable battery including the same, which include a first compound represented by Chemical Formula 1 and a second compound represented by Chemical Formula 2, and a content of the first compound is 65 wt % or more based of the positive active material of 100 wt %. Lia1Nib1Coc1Mnd1M1e1M2f1O2-f1[??Chemical Formula 1] Lia2Nib2COc2Mnd2M3e2M4f2O2-f2[??Chemical Formula 2] Chemical Composition 1 and 2 of each composition and molar ratio is as defined in the specification. Each composition and molar ratio of Chemical Formula 1 and 2 is as defined in the specification.

Abstract: A beamforming maximum ratio combining (MRC) pre-processing system for adjacency removal of HDR includes a first filter module implemented in a digital radio receiver and allowing only a low side band signal having a frequency lower than a center frequency of a radio signal in a selected channel to pass therethrough and a processor module performing beamforming on the selected channel based on a difference in gain value between the signal that has passed through the filter module and an original signal that has not passed through the filter module.

Abstract: A relay diagnosis apparatus includes a first voltage detection circuit to generate first and second diagnosis voltages between positive and negative electrode terminals of a battery assembly and a chassis, respectively; and a controller to determine first and second insulation resistances between the positive and negative electrode terminals and the chassis, respectively, based on the first and second diagnosis voltages at first and second time points while respective relays are controlled into an off-state. The controller determines third and fourth insulation resistances between the positive and negative electrode terminals and the chassis, respectively, based on the first and second diagnosis voltages at third and fourth time points while the first and second relays are controlled into an on-state. The controller detects relay faults based on the insulation resistances.

Abstract: A hybrid vehicle may include: an engine including a plurality of cylinders for generating power required for driving the hybrid vehicle by combustion of fuel; a first motor starting the engine and selectively operating as a generator to generate electrical energy; a second motor generating power required for driving the hybrid vehicle; a clutch provided between the engine and the second motor; and a controller configured for synchronizing a velocity of the second motor and an engine velocity and for coupling the clutch, in a transition section in which the engine moves from a stop state to an optimal operation point area as an operation area of the engine, and gradually decreasing a torque of the second motor and gradually adjusting the number of combusted cylinders among the plurality of combustion chambers to gradually increase the engine torque.

Abstract: A gas-liquid separation device for a vehicle according to an embodiment of the present disclosure includes: a housing with an upper surface that is opened and a lower surface that is closed; a cover mounted on the opened upper surface to close and seal the interior of the housing, and including an outlet and an inlet, and a mount hole; an exhaust pipe mounted on the cover; a guide pipe with an upper surface that is opened so that the exhaust pipe is inserted inside, and forms a gas refrigerant flow space between the exterior circumference and the interior circumference of the exhaust pipe; a mount cap mounted inside the closed lower end of the housing; a refrigerant guider to prevent the liquid refrigerant of the refrigerant inflowed into the inlet from flowing into the gas refrigerant flow space, and fixed to the exhaust pipe; and a receiver dryer.

Abstract: A positive electrode active material for a lithium secondary battery according to an embodiment of the present invention includes a lithium transition metal composite oxide and doping metals doped in the lithium-transition metal composite oxide, wherein the doping metals includes at least two kinds and the average oxidation number of the doping metals is greater than 3.5.

Abstract: A reservoir tank includes a tank portion having a cover coupled to an upper portion thereof, and having coolants with different temperatures supplied thereto, a heat exchange reduction portion partitioning an internal space of the tank portion into a first accommodation space and a second accommodation space, and having the first accommodation space and the second accommodation space formed to be spaced from each other, and a discharge portion formed in the heat exchange reduction portion and formed to allow coolant flowing into the heat exchange reduction portion to be discharged back to the first accommodation space and the second accommodation space, respectively.

Abstract: A relay diagnosis apparatus includes a first voltage detection circuit to generate first and second diagnosis voltages between positive and negative electrode terminals of a battery assembly and a chassis, respectively; and a controller to determine first and second insulation resistances between the positive and negative electrode terminals and the chassis, respectively, based on the first and second diagnosis voltages at first and second time points while respective relays are controlled into an off-state. The controller determines third and fourth insulation resistances between the positive and negative electrode terminals and the chassis, respectively, based on the first and second diagnosis voltages at third and fourth time points while the first and second relays are controlled into an on-state. The controller detects relay faults based on the insulation resistances.

Abstract: Embodiments of the present invention relate to a cathode active material, a method for manufacturing the same, and a lithium secondary battery including the same. According to an embodiment, a cathode active material can be provided, the cathode active material comprising: a lithium metal oxide including a core and a shell disposed on a surface of the core; and a coating layer disposed on a surface of the lithium metal oxide, wherein a c value that satisfies Equation 1 and is in a range of 0.3 to 0.7, and the core and the shell have a layered crystalline structure.

Abstract: Provided are a positive electrode active material for a lithium secondary battery, a method of preparing the same, and a lithium secondary battery including the same. According to an exemplary embodiment, a positive electrode active material for a lithium secondary battery which includes lithium metal oxide particles and a coating layer placed on at least a part of a surface of the lithium metal oxide particles may be provided, wherein the coating layer includes B, LiOH, Li2CO3, and Li2SO4.

Abstract: A video encoding method of encoding a multi-view image including one or more basic view images and a plurality of reference view images includes determining a pruning order of the plurality of reference view images, acquiring a plurality of residual reference view images, by pruning the plurality of reference view images based on the one or more basic view images according to the pruning order, encoding the one or more basic view images and the plurality of residual reference view images, and outputting a bitstream including encoding information of the one or more basic view images and the plurality of residual reference view images.

Abstract: An apparatus of controlling a vehicle and a method thereof are provided. The operating region of an engine is operated with theoretical air-fuel ratio. The apparatus includes a supercharger that supplies compressed air to a the combustion chamber of the engine and a spark plug that ignites mixed air supplied to the combustion chamber. An intake valve selectively opens and closes the combustion chamber for inflowing the mixed air therein. A variable valve apparatus adjusts an opening timing and closing timing of the intake valve and a controller adjusts an ignition timing of the spark plug and the closing timing of the intake valve through the variable valve apparatus based on the operating region of the engine.

Abstract: A relay diagnosis apparatus for a parallel pack assembly including a first battery pack having a first battery module and a first positive relay and a second battery pack having a second battery module and a second positive relay includes a diagnosis unit including a diagnosis switch and a diagnosis resistor connected between first and second battery pack terminals, a first detector to detect a current of the first battery module, a second detector to detect a current of the second battery module, and a control unit to collect a first and second detection values from the first and second detectors, respectively, during a first diagnosis period in which the first and second positive relays are open and the diagnosis switch is closed. The control unit determines a stuck-closed fault of the first or second positive relays based on the first and second detection values and a first threshold.

Abstract: A control apparatus of an engine for a hybrid vehicle includes an engine including at least one cylinder that generates power required for vehicle driving by fuel combustion, an injector that injects fuel into the cylinder, a driving motor that assists the power of the engine, and a controller that selectively performs a single injection mode in which fuel is injected once into the cylinder of the engine through the injector and a multiple injection mode in which fuel is injected a plurality of times into the cylinder of the engine through the injector, in a transition region that transitions from a theoretical air-fuel ratio operating region in which the engine is operated at a theoretical air-fuel ratio to a lean-burn combustion operating region in which the engine is operated leaner than the theoretical air-fuel ratio.