Abstract: There are provided a bias circuit and an amplifier controlling a bias voltage, the bias circuit and the amplifier including a control voltage generating unit generating a control voltage using a reference voltage, a bias voltage generating unit generating a bias voltage according to the control voltage, and a voltage drop unit dropping the bias voltage from the bias voltage generating unit to a base voltage so as to provide the base voltage to an amplifying unit, wherein the control voltage generating unit controls the control voltage according to an amplitude of a high-frequency signal input to the amplifying unit.

Abstract: A light-emitting module includes a light guide plate and a light source unit in accordance with an embodiment. The light guide plate include an upper surface, a lower surface facing the upper surface, a plurality of side surfaces connecting the upper surface and the lower surface, and a cross-sectional surface connected to at least one of the side surfaces. The light source unit includes a substrate disposed in correspondence with the cross-sectional surface and a point light source mounted on the substrate to emit light to the cross-sectional surface. Thus, light-emitting efficiency may be enhanced and the arrangement of point light sources may be optimized, so that a required amount of emitted light may be obtained using a small number of the point light sources. In addition, uniformity of luminance and heat-radiating efficiency may also be enhanced.

Abstract: There are provided a bias circuit and an amplifier having a current limit function, including: a control voltage generating unit generating a control voltage using a reference voltage; a bias voltage generating unit generating a bias voltage according to the control voltage; and a bias current limit unit controlling the control voltage according to a bias current of the bias voltage generating unit.

Abstract: Described embodiments provide a device for storing and managing a coupon in a smart card. Such a device may include a receiver, a sensor, a writer, and a reader. The receiver may be configured to receive at least one of a write request and a read request from a user where the read request is for reading a selected coupon from the smart card and the write request is for writing a selected coupon the smart card. The sensor may be configured to sense a near field communication (NFC) tag included in a smart card when the smart card is located within a predetermined distance from the device. The writer may be configured to store coupon data of a selected coupon in the smart card in response to the write request. The reader may be configured to read coupon data stored in the smart card in response to the read request. The smart card may be a combi card capable of radio frequency communication with other entities.

Abstract: This invention relates to a backlight unit that is adaptive for reducing light loss caused by an intermediate light guide panel and reducing sag of the intermediate light guide panel. A backlight unit may include a bottom cover where a reflection plate is formed, a plurality of light emitting diodes installed inside the bottom cover, a plurality of intermediate light guide panels installed on the light emitting diodes and separated from each other, a diffusion plate for diffusing the light from the intermediate light guide panels and the reflection plate, and a plurality of optical sheets placed on the diffusion plate.

Abstract: Provided is an apparatus for measuring current and voltage of a secondary battery pack in synchronization manner, comprising a voltage measurement circuit for periodically measuring and outputting the level of a charging voltage of each of a plurality of battery cells contained in a battery pack; a current measurement circuit for periodically measuring and outputting the level of current flowing into or out of the battery pack; and a control unit for synchronizing a time difference between a current measurement time point of the battery pack and a voltage measurement time point of each battery cell with a reference delay time.

Abstract: A recombinant microorganism comprising a lactic acid (LA) transporter, wherein the expression of the LA transporter in the recombinant microorganism is increased relative to a parent microorganism, and a method of producing lactic acid using same.

Abstract: The lamp unit includes a first substrate, a second substrate provided over the first substrate, a light emitting device provided over the second substrate, a first conductive layer and a second conductive layer provided over the second substrate, and at least one wire electrically coupling at least one of the first conductive layer and the second conductive layer to each of the light emitting device. A protective layer is provided over the first substrate and the second substrate and surrounding the light emitting device and the at least one wire, and the upper surface of the protecting layer is located at a position above the highest point of the at least one wire.

Abstract: Provided is a cassette for deleting a target gene comprising (a) a promoter-specific homologous region having a sequence identity to a portion of a promoter region of the target gene, wherein the degree of sequence identity is sufficient to drive homologous recombination therebetween, (b) a marker gene operably linked to the promoter-specific homologous region, and (c) a gene-specific homologous region adjacent to 3?-end of the marker gene and having a sequence identity to at least a portion of the target gene, wherein the degree of sequence identity is sufficient to drive homologous recombination therebetween.

Abstract: A semiconductor memory device includes a substantially planar substrate; a memory string vertical to the substrate, the memory string comprising a plurality of storage cells; and a plurality of elongated word lines, each word line including a first portion substantially parallel to the substrate and connected to the memory string and a second portion substantially inclined relative to the substrate and extending above the substrate, wherein a first group of the plurality of word lines are electrically connected to first conductive lines disposed at a first side of the memory string, and a second group of the plurality of word lines are electrically connected to second conductive lines disposed at a second side of the memory string.

Abstract: An impedance matching apparatus is provided. The impedance matching apparatus includes a signal separation unit, an impedance detection unit, and an impedance matching unit. The signal separation unit separates a transmission and reception signal, and selectively passes a desired frequency corresponding to the transmission and reception signal. The impedance detection unit receives a signal outputted from the signal separation unit to detect first and second electric potentials between a plurality of impedances. The impedance matching unit compares the first and second electric potentials detected by the impedance detection unit to match the impedances.

Abstract: Disclosed is a fuel rod auto-loading apparatus for a nuclear fuel assembly, which disposes fuel rods in a fuel rod case in a bundle to assemble the fuel rods into the nuclear fuel assembly. The fuel rod auto-loading apparatus includes a fuel rod storage unit having a plurality of stacked racks for fuel rods, a fuel rod loading unit raised/lowered to the racks and transferring the fuel rods, a feeding unit placing the fuel rods in rows and loading the fuel rods into the fuel rod case, a fuel rod unloading unit selectively unloading some of the fuel rods stored in the fuel rod storage unit and transferring the fuel rods to the feeding unit, a fuel rod assembly lifter which is disposed parallel to the feeding unit, and a controller controlling driving of the fuel rod loading unit, the feeding unit, and the fuel rod unloading unit.

Abstract: Disclosed is a fuel rod testing apparatus for a nuclear fuel assembly. The fuel rod testing apparatus includes a helium leakage testing chamber having a gate so that a fuel rod is horizontally loaded/unloaded and testing whether or not helium leaks from the fuel rod, a fuel rod upward/downward transfer unit that has first and second transfer sections located in front of the gate and horizontally installed apart from each other in order to guide the fuel rod loaded into or unloaded from the helium leakage testing chamber, and that vertically drives the first and second transfer sections, and a main frame that has a upper transfer section disposed in parallel in a lengthwise direction of the fuel rod upward/downward transfer unit and having an inclined face and a lower transfer section installed at a lower portion of the upper transfer section and having an inclined face.

Abstract: Disclosed is a plasma welding apparatus for a guide thimble and guide thimble end plug of a nuclear fuel assembly, which includes: a welding chamber (100) includes an end-plug inserting part (110) into which the end plug (10) is inserted, a guide-thimble inserting part (120) which is provided on the same axis as the end-plug inserting part (110) and into which the guide thimble (20) is inserted and fixed, a torch assembling part (130) to which a plasma welding torch (131) is assembled so as to make a right angle with the end-plug inserting part (110) and the guide-thimble inserting part (120), and argon inflow and outflow ports (141, 142) through which argon is supplied or discharged; an end-plug transfer unit (210) supplying the end plug (10) to the end-plug inserting part (110); and an guide-thimble transfer unit (220) transferring the guide thimble (20) to the guide-thimble inserting part (120).

Abstract: A lithium secondary battery that has a battery cell structure, with improved electrochemical stability between an electrode and an electrolyte. In addition, the lithium secondary battery improves ion conductivity while applying a solid electrolyte. More specifically, a lithium secondary battery comprising a separator formed by an electrolyte between the cathode and the anode, wherein a composite coated layer of lithium-lanthanum-titanate (LixLayTiO3) and lithium-lanthanum-zirconium-oxide (Li7La3Zr2O12) is formed on the interface of the anode and the electrolyte.

Abstract: Disclosed is an IPS mode LCD device, which comprises first and second substrates, N gate lines arranged on the first substrate substantially in parallel, M data lines arranged to cross the gate lines so as to define m×n pixel regions, a plurality of first switching devices formed at each crossing of the gate lines and the data lines, first electrodes electrically connected with the first switching devices, second electrodes generating a horizontal electric field along with the first electrodes in the pixel regions, a common voltage supplier generating a common voltage from an n?1th gate line and an nth gate line and supplying the generated common voltage to the second electrodes, and a liquid crystal layer formed between the first and second substrates.

Abstract: Provided is a folder type UV curing machine for nails, which includes a lower member on which a curing target is placed, and an upper member coupled to the lower member by means of a hinge based on a shaft to be rotatable within a predetermined angle based on the shaft, the upper member having a lighting unit for emitting ultraviolet rays toward the lower member.

Abstract: A light source module includes a receiving container, a first light source, a second light source, a first resin, and a second resin. The receiving container includes an upper surface, a first bottom surface, and a second bottom surface. The first bottom surface has a first depth from the upper surface. The second bottom surface has a second depth from the upper surface. The first light source is disposed on the first bottom surface. The first light source generates first color light. The second light source is disposed on the second bottom surface. The second light source generates second color light. The first resin is formed on the first light source. The first resin includes a phosphor emitting third color light. The second resin is formed on the first resin and the second light source.