Abstract: An imaging lens system includes a first lens having negative refractive power, a second lens having refractive power, a third lens having refractive power, a fourth lens having positive refractive power, a fifth lens having a concave object-side surface, a sixth lens having a convex object-side surface, a seventh lens having refractive power, and an eighth lens having refractive power, wherein the first to eighth lenses are sequentially disposed at intervals from the object-side surface, wherein the imaging lens system satisfies the following conditional expression: 0.170<ImgHT/TTL<0.182 where ImgHT is a height of an imaging plane and TTL is a distance from an object-side surface of the first lens to the imaging plane.

Abstract: An image capturing lens system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially arranged from an object side toward an image side. One or more of the lenses is an aspherical lens made of a glass material, and the sixth lens has positive refractive power.

Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens having a convex image-side surface, a sixth lens, and a seventh lens disposed in order from an object side, and a distance from the image-side surface of the fifth lens to an object-side surface of the sixth lens is shorter than a distance from an image-side surface of the sixth lens to an object-side surface of the seventh lens.

Abstract: The present disclosure relates to a method for carrying out dose delivery quality assurance for high-precision radiation treatment, in which parameters affecting a pass rate of dose delivery quality assurance can be derived through regression analysis, which is a known statistical analysis method, and a pass rate prediction model capable of predicting each parameter and the pass rate of dose delivery quality assurance can be derived, and accordingly, it can be predicted in advance whether dose delivery quality assurance will be passed according to the parameters through the above prediction model, without repeatedly carrying out dose delivery quality assurance according to a patient's treatment plan, and as a result, the efficiency of dose delivery quality assurance can be enhanced, and the time or capacity required for such quality assurance is reduced, such that radiation treatment for an actual patient can be quickly and precisely carried out.

Abstract: A lens includes a lens unit having a refractive power; and a first coating layer and a second coating layer formed on either one or both of an object-side surface and an image-side surface of the lens unit in an optical axis direction of the lens unit, wherein a first refractive index of the first coating layer is greater than a second refractive index of the second coating layer.

Abstract: A lens module includes lenses sequentially arranged from an object side toward an image plane sensor and having respective refractive powers. A second lens of the lenses has a convex object-side surface and a convex image-side surface. A first lens and a third lens of the lenses are symmetrical to each other in relation to the second lens.

Abstract: An optical imaging system includes a first lens having negative refractive power, a second lens having negative refractive power, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens. The first to seventh lenses are sequentially disposed from an object side toward an image side. The third lens and the seventh lens are formed of plastic, and the first lens, the second lens, the fourth lens, the fifth lens, and the sixth lens are formed of glass.

Abstract: An antenna apparatus for drone identification and an operating method thereof are provided. The antenna apparatus includes: a plurality of horizontal directional antennas; a vertical directional antenna positioned at a center of an area surrounded by the plurality of horizontal directional antennas; a beamforming unit controlling beamforming of the vertical directional antenna and the plurality of horizontal antennas to transmit and receive signals in all directions; and a power supply unit for suppling power.

Abstract: A memory system includes: a storage device for storing data; a system memory in which normal firmware and debugging firmware are stored; a firmware implementer for implementing the normal firmware or the debugging firmware; and a controller for controlling the storage device in a normal mode in which the memory system is driven by the normal firmware. When an error detected in the normal mode is uncorrectable, the controller uploads the debugging firmware stored in the system memory to the firmware implementer to change the normal mode to a debugging mode. The firmware implementer performs a debugging operation on the storage device by implementing the uploaded debugging firmware.

Abstract: An image capturing lens system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially arranged from an object side toward an image side. One or more of the lenses is an aspherical lens made of a glass material, and the sixth lens has positive refractive power.

Abstract: Provided are a battery management system and a battery management method using the same. According to the present invention, it is possible to select high-risk battery cells that are highly likely to be out of an operating voltage range by applying a change amount according to SoH for each of the battery cells to each SoC for each of the battery cells, and calculate the representative SoH of the battery pack based on the selected high-risk battery cells, and then calculate the actual usable capacity of the battery pack.

Abstract: A lens module includes lenses sequentially arranged from an object side toward an image plane sensor and having respective refractive powers. A second lens of the lenses has a convex object-side surface and a convex image-side surface. A first lens and a third lens of the lenses are symmetrical to each other in relation to the second lens.

Abstract: An apparatus for molding a battery case includes: a die having a top surface, on which a pouch film is seated, and having at least one molding space formed to be recessed inward from the top surface; and a punch disposed above the molding space and descending to insert the pouch film into the molding space so as to mold the pouch film, wherein the top surface of the die includes at least one die inclined surface.

Abstract: A memory system includes: a storage device for storing data; a system memory in which normal firmware and debugging firmware are stored; a firmware implementer for implementing the normal firmware or the debugging firmware; and a controller for controlling the storage device in a normal mode in which the memory system is driven by the normal firmware. When an error detected in the normal mode is uncorrectable, the controller uploads the debugging firmware stored in the system memory to the firmware implementer to change the normal mode to a debugging mode. The firmware implementer performs a debugging operation on the storage device by implementing the uploaded debugging firmware.

Abstract: A camera actuator for realizing auto focusing control and zoom functions and a folded zoom camera module including the same. The camera actuator includes a housing, a driving unit being mounted in the housing and having a vibration shaft and a vibration generator, a movable part mounted so as to correspond to the driving unit and configured to be moved by a driving force, a friction moving part configured to be moved in a first direction on the vibration shaft, and a connecting part mutually connecting the friction moving part and the movable part. The connecting part includes a protrusion or a recess formed on a side surface portion of the friction moving part facing the movable part, and includes a recess or a protrusion formed on a side surface portion of the movable part so as to be engaged with the protrusion or the recess.

Abstract: A connection member includes a first region, a second region, and a third region, where a number of conductive layers in the second region is greater than a number of conductive layers in the first region and is greater than a number of conductive layers in the third region, a first layer, which is an uppermost layer of the second region, extends to the third region, a second layer, which is a lowermost layer of the third region, extends to the second region, and a side portion of the second region at a boundary between the second region and the third region is covered by the first layer and the second layer.

Abstract: An information fusion and operation control device for anti-drone may include: a memory; and a processor configured to execute at least one instruction stored in the memory, the processor receives detection location information on a drone, receives identification location information on the drone, and generates neutralization area range information on the drone by fusing the detection location information and the identification location information.

Abstract: Provided herein is a zoom drive actuator comprising a first carrier movable along an optical axis, a second carrier capable of moving anterior or posterior to the first carrier along the optical axis, a housing enclosing the first and second carriers, a first coil unit; and a second coil unit, in which the first carrier comprises a first mount equipped with a first lens assembly, a first support to which a first magnet is attached, and a first guide placed on the side of the first mount opposite to the first support, in which the second carrier comprises a second mount equipped with a second lens assembly, a second support to which a second magnet is attached, and a second guide placed on the side of the second mount opposite to the second support and in which the first coil unit faces the first magnet and the second coil unit faces the second magnet and where the first carrier comprises a first space forming a corridor to allow the second guide to make a passage through it and the second carrier comprises a

Abstract: Provided are a battery management system and a battery management method using the same. According to the present invention, it is possible to select high-risk battery cells that are highly likely to be out of an operating voltage range by applying a change amount according to SoH for each of the battery cells to each SoC for each of the battery cells, and calculate the representative SoH of the battery pack based on the selected high-risk battery cells, and then calculate the actual usable capacity of the battery pack.

Abstract: A power control method for reducing power consumption of a terminal during retransmission in a wireless communication system using spread spectrum may include: transmitting a response message corresponding to a request message received from a base station to the base station; determining whether an acknowledgement (ACK) message is received from the base station in response to the response message; after the ACK message is received, determining whether the response message is decoded by the base station on the basis of the ACK message; and when it is determined that the response message is not decoded by the base station, setting retransmission transmission power randomly.