Abstract: A mobility hub is composed of a plurality of layers and serves as a terminal of a ground mobility and an air mobility. The mobility hub includes: a ground layer provided with an entrance of the ground mobility; a port layer provided with a taking-off and landing site of the air mobility; and a middle layer provided between the ground layer and the port layer. The middle layer has the ground mobility elevating in a space with the ground layer, is provided with a plurality of connection slots to which the ground mobility is connected, and provides an activity space through the ground mobility if the ground mobility is coupled to the connection slot.

Abstract: A keyswitch includes a board, a cap opposite to the board, a first support device, a second support device, and a first link member. The first support device is disposed between the cap and the board. An end of the first support device is connected to the board. Another end of the first support device is connected to the cap. The second support device is disposed between the cap and the board and is separate from the first support device at a specific distance. An end of the second support device is connected to the board. Another end of the second support device is connected to the cap. The first link member has a first end portion and a second end portion. The first end portion is movably connected to the first support device. The second end portion is connected to the second support device.

Abstract: The present invention relates to an eddy current sensor for detecting a crack in a battery cell, and a system for detecting a crack of a battery cell including the eddy current sensor. According to the present invention, it is possible to easily detect a crack generated in an electrode, an electrode tab or a welded portion.

Abstract: A memory device including a plurality of memory cells, a peripheral circuit, and control logic. The peripheral circuit is configured to generate a plurality of operating voltages used in a memory operation, based on a target pump clock, and perform the memory operation by using the plurality of operating voltages. The control logic is configured to select the target pump clock among a plurality of pump clocks, based on a number of data bits which selected memory cells on which the memory operation is to be performed among the plurality of memory cells store, and control the peripheral circuit to perform the memory operation on the selected memory cells.

Abstract: The present disclosure provides a reducer for an electric vehicle, the reducer including an input shaft connected to a motor, a differential disposed coaxially with the input shaft and relatively rotatable, a planetary gear train configured to decelerate power of the input shaft and transmit the power to a differential casing of the differential, and a drive shaft configured to penetrate the input shaft and coupled to one side gear of the differential.

Abstract: Disclosed is a bolting torque determination method which includes a preparation process of preparing samples of an object and samples of a bolt, a sample fracture torque acquisition process of measuring and acquiring a sample fracture torque, an effective fastening torque zone determination process of determining an effective fastening torque zone, in which fastening is performed without fracture, a bolt fastening angle measurement process of performing test fastening on the samples according to each of the plurality of selected experimental torques and measuring bolt fastening angles, and a bolting torque determination process of determining a bolting torque, whereby a rotation angle of each of the sample bolts is measured from a predetermined reference point of time to a point of time when the test fastening is finished.

Abstract: A method of controlling an air compressor motor for a fuel cell vehicle is provide. The method includes calculating a counter electromotive force constant of the air compressor motor based on a voltage and a current of the air compressor motor for the fuel cell vehicle supplying air to a fuel cell stack and a rotation speed of the air compressor motor. The method additionally includes determining whether a permanent magnet of the air compressor motor is demagnetized based on a result of comparison between the calculated counter electromotive force constant value and a pre-set counter electromotive force constant design value.

Abstract: A decorative print member and a display device including the decorative print member are provided. The decorative print member includes a base layer, a first decorative print pattern disposed on the base layer, and a shielding layer disposed over the first decorative print pattern. The first decorative print pattern includes a first decorative print layer disposed on the base layer, and a second decorative print layer disposed on the first decorative print layer. The shielding layer covers upper and side surfaces of the second decorative print layer, and a side surface of the first decorative print layer protrudes outwardly from the side surface of the second decorative print layer and a side surface of the shielding layer.

Abstract: A motor-driving control system includes an actuator configured to generate rotational force by driving received current, a current provider configured to provide current to the actuator while repeatedly turning on and off the current at a preset period and duty, and a controller configured to estimate a rotation position or a rotation speed of the actuator in a section in which the current of the current provider is turned on or off and to control the current provider to follow a speed command based on the estimated rotation position or rotation speed.

Abstract: An image sensing device is disclosed. The image sensing device includes a pixel array including a plurality of unit pixels, each of which is configured to generate a pixel signal in response to incident light.

Abstract: An incorporated air supplying apparatus for a fuel cell stack and a method for controlling an air flow using the same are described. The apparatus includes an air supply part supplying air to a plurality of fuel cell stacks, a plurality of pipes configured to transmit the air supplied from the air supply part to each of the fuel cell stacks, a flowmeter and a valve installed at each pipe, and a controller controlling an opening degree of each of the valves, based on information on the measured flow. The controller controls the opening degree of the valve installed at each pipe, thus enabling the air flow for each pipe to be controlled.

Abstract: A keyswitch includes a cap, first and second support members slidably connected to the cap and opposite to each other, and first and second blocks formed on the cap. The cap is movable between a non-pressed position and a pressed position. The first support member abuts against the first block when the cap is located at the non-pressed position. The first block moves away from the first support member at a first gap when the cap moves downward from the non-pressed position. The first support member abuts against the cap when the cap is located at the non-pressed position, and abuts against the second block when the cap continues moving downward to the pressed position.

Abstract: A key switch is provided, which includes a base, a cap, a first linkage rod, a second linkage rod, an elastic contraction element, at least one activate member and a thin film circuit unit. The base includes a plurality of first connection portions and a plurality of second connection portions. The first linkage rod is movably connected to the first connection portions and the cap. The second linkage rod is movably connected to the second connection portions and the cap. One end of the elastic contraction element is connected to the first linkage rod, and the other end thereof is connected to the second linkage rod. The activate member is disposed on one of the first linkage rod, the second linkage rod and the cap. The thin film circuit unit includes an activate portion.

Abstract: An embodiment of the present disclosure provides a metal architectured plate with senses of tactile warmth and elasticity. According to an embodiment of the present disclosure, there is an effect that it is possible to provide a metal architectured plate with senses of tactile warmth and elasticity which is configured by stacking sheet-like metal architectured materials having micro-thickness with senses of tactile warmth and elasticity, the metal architectured materials including base microchannels formed with regular intervals; and microchannels with senses of tactile warmth and elasticity formed to protrude between the base microchannels, such that the base microchannels and the microchannels with senses of tactile warmth and elasticity form channels with senses of tactile warmth and elasticity, which are spaces for allowing control of thermal conductivity and an elastic modulus, thereby imparting human-friendly senses of tactile warmth and elasticity.

Abstract: An operation control system and method of a fuel cell vehicle are provided. The system includes a fuel cell, an air supply device operated by a motor, to supply air to the fuel cell and a sensing unit that senses an abnormal operation of the air supply device. A calculation unit calculates a lower-limit voltage of the air supply device required for normal operation of the air supply device when the sensing unit senses abnormal operation of the air supply device. A controller then adjusts a voltage supplied to the air supply device based on the calculated lower-limit voltage.

Abstract: An image sensing device is provided to include a semiconductor substrate configured to include a photoelectric conversion element that generates photocharges in response to light incident to the photoelectric conversion element, a plurality of microlenses disposed over the semiconductor substrate and configured to allow the incident light to converge upon the photoelectric conversion element, and a polarization structure disposed between the semiconductor substrate and the microlenses and configured to transmit light of a polarization oriented in a specific direction to the photoelectric conversion element, wherein the polarization structure includes one or more air layers.

Abstract: Designs of image sensing devices by including a substrate layer including a plurality of photoelectric conversion elements, a plurality of grid structures disposed over the substrate layer, a plurality of color filter layers each of which is disposed between adjacent grid structures, a plurality of over-coating layers formed over the color filter layers, and a plurality of microlenses formed over the over-coating layers. Each of the grid structures includes an air layer, and a capping film formed to cap the air layer, and an upper portion of the air layer is formed to protrude upward from the over-coating layer.

Abstract: A memory module includes a memory device configured to receive a first refresh command from a host, and perform a refresh operation in response to the first refresh command during a refresh time, and a computing unit configured to detect the first refresh command provided from the host to the memory device, and write a first error pattern at a first address of the memory device during the refresh time.

Abstract: An electronic device with a function of detecting a touch state, comprising: at least one first electrode, configured to generate a first capacitance reflecting a distance between the first electrode and an object; at least one second electrode, configured to generate a second capacitance reflecting a distance between the second electrode and the object, and wherein a first distance between the first electrode and the object is smaller than a second distance between the second electrode and the object when the electronic is in a wearing state; a capacitance calculating circuit, configured to calculate the first capacitance and the second capacitance; and a processing circuit, configured to determine if the electronic device is in the wearing state based on a capacitance difference between the first capacitance and the second capacitance. Via such structure, the touch state of the electronic device can be precisely acquired.