Abstract: The present provides an arc detection apparatus that includes: a current sensor configured to sense the first current that flows through the first line of a system in which the influence of noise according to the operation is detected in the first frequency band; a frequency data creator configured to digitally process sensed values of the first current in the first time period and the second time period, respectively, in order to thereby create the first frequency data and the second frequency data for the first frequency band; and an arc determination unit configured to determine the possibility of the generation of an arc of the system according to comparison data between the first frequency data and the second frequency data.

Abstract: A display substrate includes a display area corresponding to a plurality of pixels, a peripheral area surrounding the display area, a thin film transistor for driving a corresponding one of the pixels, a gate line electrically coupled to the thin film transistor, a data line crossing the gate line and electrically coupled to the thin film transistor, a pixel electrode electrically coupled to the thin film transistor, and a common electrode overlapping the pixel electrode and having a first opening overlapping a first pixel of the pixels, and a second opening overlapping a second pixel of the pixels adjacent the first pixel, wherein the first opening and the second opening extend in different directions, and wherein the common electrode is continuous and overlaps the first and second pixels.

Abstract: The present invention relates to a handrail for construction equipment that is installed at the upper frame of construction equipment such as an excavator. The handrail for construction equipment, according to the present invention, comprises: a handle bar; a support bar inserted into and coupled to the tip end of the handle bar; and a first reinforcing tube coupled to the coupling portion between the handle bar and the support bar. Therefore, the handrail for construction equipment, according to the present invention, can prevent vibration load and stress, which are transferred from construction equipment, from being concentrated on the coupling portion between the handle bar and the support bar.

Abstract: Disclosed is a surveillance system and method based on accumulated features of objects. The surveillance system ensures and accumulatively stores a plurality of data about feature information corresponding to an object picked up by a plurality of cameras and easily identifies the same object in an image taken by another camera having a surveillance area different from those of the plurality of cameras on the basis of the data, thereby allowing for continuous tracing.

Abstract: A method and apparatus for communicating with a target device in a personal area network (PAN), when a multi-function remote controller (MRC) is outside the coverage area of the target device. The apparatus includes a proxy device which automatically forms a virtual PAN by setting up a pairing link with the target device to control the target device. Accordingly, a user may continuously control the target device irrespective of the location of the MRC.

Abstract: A display device having a compact structure includes a main board and an inverter board of the display device connected to each other. A bracket supports the main board and the inverter board. The bracket includes a shielding part to block electromagnetic waves, an inverter board holding part to allow the inverter board to be easily seated on the bracket, and a support and fixing part to support and fix the bracket. Further, a front cover and a back cover are connected in a snap-fit manner, and a bottom chassis includes a cable receipt groove to organize the internal wiring of the display device.

Abstract: Disclosed is a surveillance system and method based on accumulated features of objects. The surveillance system ensures and accumulatively stores a plurality of data about feature information corresponding to an object picked up by a plurality of cameras and easily identifies the same object in an image taken by another camera having a surveillance area different from those of the plurality of cameras on the basis of the data, thereby allowing for continuous tracing.

Abstract: Provided are a pressure-sensitive adhesive composition, a pressure-sensitive adhesive optical laminate, a pressure-sensitive adhesive polarizing plate and a display device. The pressure-sensitive adhesive composition offers a pressure-sensitive adhesive that has excellent durability and processability in manufacturing due to increased hardness even when the pressure-sensitive adhesive layer is formed thinner than a typical adhesive composition, and that can prevent a pressure mark and leakage of the pressure-sensitive adhesive, as well as a bending problem generated when applied on an optical member such as a polarizing plate, etc.

Abstract: A steering system includes a fixing part connected to a frame, a wheel part into which a part of the fixing part is inserted to perform a relative motion and on which a wheel is provided, and a sensor provided between the wheel part and the fixing part and measuring an error angle of the wheel part with respect to a preset initial position of the wheel part.

Abstract: A display panel includes a first substrate, a second substrate which faces the first substrate and includes a light blocking pattern including a light blocking portion disposed in a display area and a peripheral area surrounding the display area, and a light transmitting portion which is disposed in the peripheral area and includes the same material as that of the light blocking portion, and a liquid crystal layer interposed between the first substrate and the second substrate, where a thickness of the light transmitting portion taken along a vertical direction in a cross section is less than a thickness of the light blocking portion taken along the vertical direction in the cross section.

Abstract: The present disclosure relates to a barcode engine with an imaging part that has a plurality of openings, obtains an image of a barcode by taking a picture thereof, and outputs a corresponding image signal; a decoding part that has a plurality of first openings, is located under the imaging part and interprets information contained in the barcode using the image signal output from the imaging part; and a plurality of guide pins that are inserted into or abut the plurality of first openings formed in the decoding part and that are inserted into or abut the plurality of openings formed in the imaging part, thereby stacking the imaging part on top of the decoding part in a vertical direction.

Abstract: An air conditioner includes a cabinet, a particle sensing unit coupled to the cabinet and configured to measure a particle concentration of an outside, and an inlet provided at the cabinet and configured to communicate with the outside so that particles flow into the particle sensing unit, and the particle sensing unit includes a first particle sensor configured to sense particles flowing in through the inlet, and a second particle sensor coupled to form a connection path in which particles move between the first particle sensor and the second particle sensor to sense the particles passing through the first particle sensor. The air conditioner allows the sensing of fine particles and ultrafine particles due to a plurality of particle sensors.

Abstract: A cooling assembly for a vehicle is capable of improving air-blowing efficiency through rotation of a fan at the time of stopping the vehicle and improving heat-exchange efficiency of a heat exchanger provided in an engine room of the vehicle through an increase in an amount of introduced driving wind at the time of driving the vehicle by including a valve assembly controlling introduction and discharge of the driving wind. The valve assembly is capable of preventing deterioration of wind-amount performance due to leakage of air by blocking a gap generated between the shroud and the valve assembly to minimize air leaked through the gap.

Abstract: A display panel including: a first substrate; a second substrate opposing the first substrate; a sealing substructure on the first substrate, the sealing substructure surrounding a display unit having a plurality of pixels, the sealing substructure including a metal mesh layer having a mesh shape; and a sealing member between the sealing substructure and the second substrate to seal between the first substrate and the second substrate.

Abstract: A display device is disclosed. In one aspect, the device includes a substrate including a display area and a non-display area and a pad electrode unit formed in the non-display area. The pad electrode unit includes a plurality of first metal layers respectively including a plurality of terminals arranged in substantially parallel to each other and a plurality of wirings extending from the terminals and covered by an insulating layer. The pad electrode unit also includes a plurality of second metal layers formed over the insulating layer and connected to the terminals. The pad electrode unit further includes a plurality of dummy metal layers formed between the terminals and the second metal layers or on the top of the insulating layer covering the wirings.

Abstract: Disclosed is a rifle grenade using a bullet trap. A propellent assembly is formed with a first housing configured to house a trapping unit that traps a bullet shot from a gun to travel from rear to front and absorbs kinetic energy of the bullet, and a second housing configured to house a propelling unit that is disposed in front of the first housing, and is activated by the kinetic energy of the bullet which is absorbed into the trapping unit to provide a propelling force in a trajectory direction of the rifle grenade.

Abstract: A display device is disclosed. In one aspect, the device includes a substrate including a display area and a non-display area and a pad electrode unit formed in the non-display area. The pad electrode unit includes a plurality of first metal layers respectively including a plurality of terminals arranged in substantially parallel to each other and a plurality of wirings extending from the terminals and covered by an insulating layer. The pad electrode unit also includes a plurality of second metal layers formed over the insulating layer and connected to the terminals The pad electrode unit further includes a plurality of dummy metal layers formed between the terminals and the second metal layers or on the top of the insulating layer covering the wirings.

Abstract: A display device having a compact structure includes a main board and an inverter board of the display device connected to each other. A bracket supports the main board and the inverter board. The bracket includes a shielding part to block electromagnetic waves, an inverter board holding part to allow the inverter board to be easily seated on the bracket, and a support and fixing part to support and fix the bracket. Further, a front cover and a back cover are connected in a snap-fit manner, and a bottom chassis includes a cable receipt groove to organize the internal wiring of the display device.

Abstract: There are provided a substrate film, a laminate, and method of manufacturing a polarizing film. The present application provides a substrate film capable of effectively manufacturing a polarizing film having a thickness of about 10 ?m or less, about 8 ?m or less, about 7 ?m or less, about 6 ?m or less, or about 5 ?m or less and having an excellent function such as polarization performance, a laminate, and a method of manufacturing the same. According to the invention, it is possible to prevent tearing, curling, or the like from occurring in the elongation process and manufacture a polarizing film by easily elongating a polarization material such as a PVA-based resin.

Abstract: Provided is a position estimation apparatus including: a position estimation unit configured to estimate a position of a moving object driven on an arbitrary lane according to an image frame captured by a stereo camera provided in the moving object; a posture information acquisition unit configured to obtain first posture information of the moving object from the estimated position and second posture information of the moving object at a point of time of the stereo camera capturing the image frame; a position correction unit configured to calculate: a probability distribution for a current position of the moving object by using the first posture information and the second posture information, and configured to correct a first probability of the probability distribution for the current position as a corrected position of the moving object; and a composite probability distribution based on a probability of a lane section of the arbitrary lane from a lane probability distribution chart and the corrected position