Abstract: A camera module is provided. The camera module includes a lens module including one or more lenses; an image sensor configured to convert light passing through the lens module into an electrical signal; and a filter configured to perform a polarization function, wherein the filter is configured to be movable in a space formed between the lens module and the image sensor.

Abstract: Disclosed is a method for pre-detecting a defective porous polymer substrate for a separator, including selecting a porous polymer substrate having a plurality of pores; observing the selected porous polymer substrate with a scanning electron microscope (SEM) to obtain an image of the porous polymer substrate; quantifying the average value of pore distribution index (PDI); correcting the quantified average value of pore distribution index to obtain the corrected average value of pore distribution index; determining whether or not the corrected average value of pore distribution index is 60 a.u. (arbitrary unit) or less; and classifying the porous polymer substrate as a good product, when the corrected average value of pore distribution index is determined to be 60 a.u. or less, and classifying the porous polymer substrate as a defective product, when the corrected average value of pore distribution index is determined to be larger than 60 a.u.

Abstract: An apparatus for estimating a camera pose according to an embodiment of the present disclosure includes a similar image searcher, a clusterer, and an estimator. The similar image searcher searches for a plurality of images similar to an input image, from among a plurality of previously-stored images, based on the input image. The clusterer creates a cluster including at least some similar images meeting predetermined conditions, from among the plurality of similar images, based on viewpoint data tagged to each of the plurality of similar images. The estimator estimates a pose of a camera that has generated the input image, based on the cluster.

Abstract: The present disclosure relates to an electronic device, and more specifically, to an electronic device including a printed circuit board including a heat-generating element arranged on one surface thereof, and a heat transfer coin provided such that one surface of the heat transfer coin comes into contact with a portion of the other surface of the printed circuit board, opposite to the heat-generating element, so as to dissipate heat generated from the heat-generating element. Accordingly, the present disclosure provides an advantage of improving heat dissipation performance without increasing the thickness of the printed circuit board.

Abstract: The present invention discloses a back contact solar cell. The back contact solar cell includes a semiconductor substrate having a front surface and a rear surface; a first conductive type semiconductor region having a first conductive type and a second conductive type semiconductor region having a second conductive type at an interval on the rear surface of the semiconductor substrate. Furthermore, the rear surface of the semiconductor substrate has a texturing structure at the interval between the first conductive type semiconductor region and the second conductive type semiconductor region.

Abstract: A lightning rod with an electric double layer and electric dipole moment type discharge amplification function, the lightning rod including: a support member (100) for moving a lightning current to the ground; an emission member (200) fitted to the support member (100) to collect charges of the ground according to the approach of a thundercloud and thus emit a large number of ions with the opposite polarity to the polarity of the thundercloud; ground charge chargers (300) fitted to the support member (100) and having spaces formed therein to charge the charges of the ground; an insulation member (400) disposed on top of the emission member (200); and discharge induction members (500) fixedly disposed on top and underside of the emission member (200) by means of the insulation member (400).

Abstract: A plated steel wire, according to one aspect of the present invention, comprises: a base steel wire; and a zinc alloy plated layer. The zinc alloy plated layer comprises, in percentage by weight: 1.0% to 3.0% of AI; 1.0% to 2.0% of Mg; 0.5% to 5.0% of Fe; and the balance being Zn and unavoidable impurities, and includes a Zn/MgZn2/AI ternary eutectic structure, a Zn single-phase structure, and an Fe—Zn-AI-based crystal structure, wherein the Fe—Zn-AI-based crystal structure is formed adjacent to the base steel wire, and can have an average thickness of ? to ½ with respect to an average thickness of the zinc alloy plated layer.

Abstract: A communication apparatus is provided to include an apparatus enclosure that includes a substrate seating surface and at least one or more connection grooves formed on the substrate seating surface, a first printed circuit board disposed on the substrate seating surface, a second printed circuit board disposed on the substrate seating surface on one side of the first printed circuit board, and at least one or more connectors disposed within the connection groove and configured to electrically connect the first printed circuit board and the second printed circuit board.

Abstract: A power source apparatus, according to an aspect of the present disclosure, includes: a circuit on a primary side constituted so that a first voltage with an input voltage stepped down is formed on the primary side of a transformer; and a circuit on a secondary side including first to N sub-circuits (N is a natural number of 2 or more), each sub-circuit operating to generate a power source voltage of a driver configured to drive a power element through a converter operating based on a second voltage formed on the secondary side of the transformer after the first voltage is transformed by the transformer, in which the power source voltage generated by the sub-circuit is determined dependently on an output voltage of the converter.

Abstract: A seat for a vehicle, includes a second row center seat and a second row side seat provided on a partition wall positioned rearward of a driver seat, the second row center seat may move leftward or rightward, and an interval between the seats may be increased in a state in which the second row center seat is moved in a right direction away from the second row side seat, which makes it possible to maximally prevent body contact between a passenger in the second row center seat and a passenger in the second row side seat.

Abstract: The technology and implementations disclosed in this patent document generally relate to a lithium secondary battery including: a first unit cell including a first anode including a 1-1 anode mixture layer and a 1-2 anode mixture layer on the 1-1 anode mixture layer, and a second unit cell including a second anode including a 2-1 anode mixture layer and a 2-2 anode mixture layer on the 2-1 anode mixture layer, wherein a weight ratio of the silicon-based active material in the 1-2 anode mixture layer is greater than a weight ratio of the silicon-based active material in the 1-1 anode mixture layer, and a weight ratio of the silicon-based active material in the 2-2 anode mixture layer is less than or equal to a weight ratio of the silicon-based active material in the 2-1 anode mixture layer.

Abstract: A system for predicting a negative pressure of a brake booster of a vehicle includes: a driving information detector detecting driving information related to driving of the vehicle; and a controller determining a negative pressure of an intake manifold based on a pressure of the intake manifold and an atmospheric pressure which is the driving information and including a booster negative pressure predictor predicting the negative pressure of the brake booster by integrating over time a change rate according to a charging rate and a discharging rate of the negative pressure determined using a negative pressure of the brake booster determined in a previous cycle according to a logic for predicting the negative pressure of the brake booster and the negative pressure of the intake manifold of a current cycle and an imitated brake pedal force signal of the current cycle imitating an acceleration of the vehicle.

Abstract: A disclosed polymer thin film includes a cationic polymer having a hydrolyzable side chain. The polymer thin film has a surface potential of 1 mV to 50 mV. A hydrolysis efficiency of the cationic polymer is 30% or more after reaction at 50° C. for one hour. The cationic polymer is dissolved to three-dimensionally capture nucleic acids, and releases the nucleic acids through hydrolysis. Thus, nucleic acid capturing-releasing efficiency can be improved.

Abstract: A scrubber system may include a scrubber housing including a vertically extended cleaning space, an inflow chamber coupled to a bottom portion of the scrubber housing, and first and second inflow portions, each of which is configured to supply a gas into the inflow chamber. The inflow chamber may include a mixing space, and the mixing space may be connected to the cleaning space. The first inflow portion may include a first connection pipe coupled to the inflow chamber to provide a first connection path and the second inflow portion may include a second connection pipe coupled to the inflow chamber to provide a second connection path. The first and second connection paths may be extended toward the mixing space in opposite directions, respectively, and may be connected to opposite portions of the mixing space, respectively.

Abstract: A display device comprises a substrate; a circuit array layer comprising pixel drivers, data lines, first dummy lines, and second dummy lines; and a light emitting array layer. The display area comprises middle, first side, and second side regions. The data lines comprise first, second, and third data lines disposed in the middle, first side, and second side regions, respectively. The first dummy lines comprise a first data detour line disposed in the first side region and adjacent to a part of the second data line, and auxiliary lines. The second dummy lines comprise a second data detour line configured to connect the first data detour line to the third data line, and additional lines. The auxiliary lines comprise a bias auxiliary line to which a bias power is applied; and a second power auxiliary line to which a second power is applied.

Abstract: A system and method of providing an advertisement through a streaming video is proposed. In the system of providing the advertisement through the streaming video, when advertisers registers advertisements on a streaming server, a streamer may select any one of the registered advertisements, and when the streamer activates an advertisement function, a real-time broadcast video of the streamer may be converted into an advertisement video of the advertisement selected by the streamer. A streamer selects any one of the advertisements registered by the advertisers, and provides advertising content to viewers by including an advertising content provision object, such as an advertising product information link, in a streaming video transmitted by the streamer. In an embodiment, the advertiser may perform advertiser and advertisement registration in an advertisement server, and may limit conditions, such as streamer's broadcast content to be advertised, the number of followers, and the number of viewers.

Abstract: An manufacturing method of a display device may include the following steps: forming a transistor on a substrate; forming an insulating layer on the transistor; forming a conductive layer including silver on the insulating layer; forming a photosensitive member on the conductive layer; forming an electrode of a light-emitting element by etching the conductive layer; performing plasma treatment on a structure that comprises the electrode, the plasma treatment using a gas including a halogen; and removing a product that is resulted from the plasma treatment.

Abstract: The present disclosure relates to an openable/closable vertebral endoscopic device. The openable/closable vertebral endoscopic device includes an endoscope body including a working channel for providing an access route of a surgical instrument to a diseased area of a human body, the working channel having an open channel formed by opening a portion of the working channel such that a portion of the surgical instrument inserted into the working channel is exposed to the outside; and a cover member provided on the endoscope body to selectively open or close the open channel of the endoscope body.

Abstract: A composition for an organic photoelectronic device, an organic photoelectronic device, and a display device, the composition comprising a first compound represented by Chemical Formula 1, and a second compound represented by Chemical Formula 2:

Abstract: Various example embodiments provide a transfer hand for transferring a substrate. The transfer hand for transferring the substrate comprises: a body; and a vacuum assembly installed in the body and providing decompression to the bottom surface of a substrate to support the substrate at the upper part of the body; wherein the vacuum assembly comprises: an vacuum pad with conductivity contacting the substrate; and a sealing member provided between the vacuum pad and the body, the sealing member electrically connected to the vacuum pad; wherein the sealing member is grounded.