Abstract: A DC-DC converter according to an embodiment of the present invention comprises: a maximum power point tracking control unit for performing a maximum power point tracking control when a communication module is connected to a solar panel; and a constant current/constant voltage control unit for receiving an input of power output from the maximum power point tracking control unit, outputting power having a constant voltage at the time of constant voltage control, and outputting power having a constant current at the time of constant current control.

Abstract: Provided are a perovskite optoelectronic device containing an exciton buffer layer, and a method for manufacturing the same. The optoelectronic device of the present inventive concept comprises: an exciton buffer layer in which a first electrode, a conductive layer disposed on the first electrode and comprising a conductive material, and a surface buffer layer containing fluorine-based material having lower surface energy than the conductive material are sequentially deposited; a photoactive layer disposed on the exciton buffer layer and containing a perovskite photoactive layer; and a second electrode disposed on the photoactive layer. Accordingly, a perovskite is formed with a combined FCC and BSS crystal structure in a nanoparticle photoactive layer. The present inventive concept can also form a lamellar or layered structure in which an organic plane and an inorganic plane are alternatively deposited; and an exciton can be bound by the inorganic plane, thereby being capable of expressing high color purity.

Abstract: The present disclosure relates to a lithium secondary battery in which an abnormal voltage drop phenomenon is improved. The lithium secondary battery comprises a negative electrode comprising a negative electrode active material, a positive electrode comprising a positive electrode active material represented by Formula 1, a separator disposed between the positive electrode and the negative electrode, and a non-aqueous electrolyte solution, wherein the non-aqueous electrolyte solution comprises a lithium salt, a non-aqueous organic solvent, a compound represented by Formula 2 as a first additive, and lithium difluorophosphate as a second additive: LiaNixCOyM1zM2wO2??[Formula 1] wherein all the variables are described herein.

Abstract: Provided is a method of determining a mission of a device in an electronic device, including identifying external situation information and status information of a plurality of devices, identifying an object function related to a degree of fitness of a device for a mission, for each set of a plurality of solutions of a first generation for the plurality of devices, calculating a value of the object function using the external situation information and the status information, based on the value, determining a set of a plurality of solutions of a next generation for the plurality of devices through a genetic algorithm (GA), and based on a first solution from a set of a plurality of solutions of a second generation by repeating the calculating the value and the determining the set of the plurality of solutions of the next generation, determining a mission for the plurality of devices.

Abstract: The present disclosure provides a non-aqueous electrolyte including an additive for a non-aqueous electrolyte represented by Formula 1 below: wherein, R1 to R5 may each independently be any one selected from the group consisting of H, an alkenyl group having 2 to 20 carbon atoms, an alkynyl group having 2 to 20 carbon atoms, an alkoxy group having 1 to 20 carbon atoms, a cycloalkyl group having 3 to 12 carbon atoms, a cycloalkenyl group having 3 to 12 carbon atoms, and a nitrile group.

Abstract: A battery inspection apparatus capable of self-diagnosing failure is provided. The battery inspection apparatus includes a contact probe, a power supply module, a power cable for providing a path for supplying the power generated by the power supply module to the contact probe, a voltage measuring module, a measuring cable configured to measure a voltage of the contact probe by the voltage measuring module, a switching module configured to selectively connect the voltage measuring module to the power cable or the measuring cable, and a control module configured to determine whether at least one of the contact probe or the power cable is abnormal based on the voltage measurement value of the voltage measuring module according to a connection state of the switching module. A verification device capable of diagnosing failure of the battery inspection apparatus is also provided.

Abstract: A pore-filled ion exchange polyelectrolyte composite membrane from which the surface ion exchange polyelectrolyte has been removed and a method of manufacturing the same are provided. The ion exchange polyelectrolyte composite membrane exhibits low film resistance and low in-plane-direction swelling degree, and has a smaller film-thickness than a commercial film, and thus, can be used for various purposes. In addition, since the pore-filled ion exchange polyelectrolyte composite membrane is continuously manufactured through a roll-to-roll process, the manufacturing process is simple, and manufacturing costs can be greatly reduced.

Abstract: Provided is a method for manufacturing a polarizing plate, comprising a step of irradiating an optical laminate with ultraviolet rays having an emission wavelength band of 380 nm to 410 nm. The optical laminate sequentially comprises a first base film, a first adhesive layer, a linear polarizer, a second adhesive layer, a second base film and a reverse dispersion liquid crystal layer. The first adhesive layer and the second adhesive layer each comprise a photosensitizer for initiating a curing reaction in a wavelength band of 350 nm to 410 nm, and the ultraviolet rays are irradiated on the first base film side of the optical laminate.

Abstract: The present invention relates to a light irradiation apparatus including: a body part, base parts coupled to the body part, light irradiators coupled to the corresponding base part to irradiate light on a user's body, and position adjustors for adjusting the light irradiators in position and having one or more actuators controlled by a computing device, wherein the one or more actuators adjust the light irradiators in position so that the positions of the light irradiators correspond to the user's body on which the light is irradiated.

Abstract: In an embodiment of the disclosed technology, since a host device manages data stored in a storage device on the basis of a zone corresponding to a storage block of the storage device, the load of the storage device may be reduced, and the operation efficiency of the storage device may be increased by the control of the host device. Therefore, it is possible to improve the performance of a computing system including the host device and the storage device.

Abstract: The present disclosure relates to a transmission of an agricultural work vehicle, the transmission comprising: a pre-shift part for performing speed shifting on driving transmitted from an engine of an agricultural work vehicle; a clutch part connected to the pre-shift part so as to selectively output driving transmitted from the pre-shift part; an adjusting part connected to the clutch part so as to perform speed shifting on driving transmitted from the clutch part; and a subsequent shift part connected to the adjusting part so as to perform speed shifting on driving transmitted from the adjusting part.

Abstract: A bladder lesion diagnosis method using a learned neural network, and a system thereof. The bladder lesion diagnosis method using a neural network includes the steps of: receiving a unit pathological image by a bladder lesion diagnosis system; inputting, by the bladder lesion diagnosis system, the unit pathological image into a first neural network to obtain the diagnosis result of a first bladder lesion among a plurality of bladder lesions in the unit pathological image; and inputting, by the bladder lesion diagnosis system, the unit pathological image into a second neural network to obtain the diagnosis result of a second bladder lesion, other than the first bladder lesion, among the plurality of bladder lesions in the unit pathological image.

Abstract: A method of generating a physically unclonable function (PUF) for pharmaceutical authentication is disclosed which includes generating an edible (PUF), affixing the edible PUF onto a pharmaceutical in a random distribution, and generating a crypto-graphic key based on the randomly distributed and affixed edible PUF. The present disclosure generally relates to counterfeit measures, and in particular, to an arrangement concerning an edible unclonable function counterfeit measure.

Abstract: A substrate processing apparatus may be utilized, for example, for a horizontally fixed organic material deposition equipment for manufacturing large-area displays. A substrate processing apparatus may include a titanium cooling plate having an upper surface and a lower surface; an electrostatic chuck including a first dielectric layer provided on the lower surface, an electrode layer provided on the first dielectric layer, and a second dielectric layer provided on the first dielectric layer and the electrode layer, and chucking a glass substrate using an electrostatic force; and a yoke plate positioned on the upper surface and chucking a mask using a magnetic force. The titanium cooling plate may further includes a first channel provided from the upper surface, a second channel provided from the first channel, and a titanium cover plate coupled to the first channel. The titanium cooling plate may provide a cooling flow path using the second channel.

Abstract: Provided is an aerogel blanket and a method for producing the same, wherein a catalyzed sol is sufficiently and uniformly impregnated into a blanket in an impregnation tank, and the catalyzed sol is allowed to stay in the impregnation tank for a specific time to control fluidity while achieving a viscosity at which the catalyzed sol can be easily introduced into the blanket, thereby forming a uniform aerogel in the blanket. As a result, the uniformity of pore structure and thermal insulation performance of an aerogel blanket are improved, the loss of raw materials is reduced through the impregnation process, the occurrence of process problems is reduced, and the generation of dust is reduced.

Abstract: An operating method of a controller that controls a memory device, comprises: generating a data chunk including user data to be programmed in a page of the memory device and an internal parity generated by performing first ECC encoding on the user data, the internal parity being generated when a size of the user data is smaller than a size of a data area of the page, generating a page chunk including the data chunk, meta data of the user data and an external parity generated by performing second ECC encoding on the meta data and the data chunk, and controlling the memory device to program the page chunk into the page.

Abstract: A semiconductor memory device includes a memory cell array, a row decoder, a plurality of page buffers, and a voltage switching circuit. The memory cell array includes a plurality of memory cells. The row decoder is connected to the memory cell array through word lines. The plurality of page buffers are connected to the memory cell array through bit lines. The voltage switching circuit decodes an operation voltage and transmits the decoded operation voltage to the row decoder. The plurality of page buffers are formed in a first under cell region among first and second under cell regions, the first and second under cell regions being adjacent to each other in a first direction under the memory cell array. At least a portion of the voltage switching circuit is formed in an under slim region that is adjacent to the first under cell region and the second under cell region in a second direction.

Abstract: Disclosed herein are an apparatus and method for a multi-cloud service platform. The apparatus includes one or more processors and executable memory for storing at least one program executed by the one or more processors. The at least one program may receive a service request from a user client device, generate a multi-cloud infrastructure service using multiple clouds in response to the service request, make the multiple clouds interoperate with mufti-cloud infrastructure in order to provide the multi-cloud infrastructure service, and generate a multi-cloud application runtime environment corresponding to the multi-cloud infrastructure service.

Abstract: A vehicle light includes: a light lens having a base panel made of a transparent plastic material, an outer paint layer disposed on an outer surface of the base panel, and an inner paint layer disposed on an inner surface of the base panel and including a light-transmitting hole formed therein; and a light source installed to be spaced apart from the light lens, in which light from the light source is transmitted out of the light lens through the light-transmitting hole and the base panel.