Abstract: The present disclosure relates to an apparatus for training and causing autonomous driving control of a vehicle. The apparatus may comprise at least one processor, and a memory storing instructions, when executed by the at least one processor, cause the apparatus to obtain, based on a depth map obtained from a cluster of points at a target time point, a depth distribution map, obtain, based on an input image that is associated with the target time point and that is applied to a monocular depth estimation (MDE) model, a depth estimation map, update, based on a loss function group applied to the MDE model, a plurality of weights included in the MDE model, wherein the loss function group may comprise a first loss function that is obtained based on the depth distribution map and the depth estimation map, and output a signal indicating the updated plurality of weights.

Abstract: A learning device, a learning method thereof, a test device using the same, and a test method using the same are provided. The learning device may obtain a target image and a source image, generate an estimated depth map based on the target image via a first network, generate pose change information corresponding to a pose change between the target image and the source image, generate a composite image corresponding to the target image, determine a first loss based on the composite image and the target image, and determine a second loss, and back-propagate the first loss and the second loss and update a parameter of the first network and a parameter of the second network.

Abstract: A learning device is introduced. The device may comprise a processor, and memory storing instructions that, when executed by the processor, may cause the device to obtain at least one first depth map based on at least one piece of cloud data associated with surrounding environment information, and at least one first image associated with the at least one first depth map, determine, based on the at least one first depth map and the at least one first image, variance estimation information indicating a variance between the at least one first depth map and the at least one first image, back-propagate a variance loss based on the first variance estimation information, and variance ground truth (GT) information associated with the first variance estimation information, and update, based on the back-propagated variance loss, a parameter associated with determining the first variance estimation information.

Abstract: An apparatus for estimating a depth is introduced. The apparatus may comprise a camera configured to capture an image may comprise an object, and a processor configured to perform, based on a deep learning model, a deep learning process associated with the image, obtain, based on the deep learning process associated with the image, a first depth value, obtain a partial image by masking a partial region of the image, perform, based on the deep learning model, a deep learning process associated with the partial image, obtain, based on the deep learning process associated with the partial image, a second depth value, train the deep learning model to reduce a deviation between the first depth value and the second depth value, and estimate, based on the trained deep learning model, a depth of the object.

Abstract: A motor driving apparatus of driving a motor including a plurality of windings respectively corresponding to a plurality of phases is disclosed. The motor driving apparatus includes a first inverter including a plurality of first switching elements and connected to a first end of each of the windings, a second inverter including a plurality of second switching elements and connected to a second end of each of the windings, and a controller electrically connected to the first switching elements and the second switching elements and configured to generate limited pole voltage commands for space vector pulse width modulation based on preset voltage commands of the motor and to distribute the limited pole voltage commands to generate first pole voltage commands for switching of the first switching elements and second pole voltage commands for switching of the second switching elements.

Abstract: An electrified vehicle may include: a main battery and an auxiliary battery; a motor system including a dual inverter connected to the main battery and driving a motor depending on a motor driving mode, and a transfer switch for switching between first and second driving modes included in the motor driving mode; and a charging switch connected between the motor system and the auxiliary battery, and configured to form a boost charging path connected from the auxiliary battery to the main battery through the motor system when the first driving mode switches to a charging mode while driving.

Abstract: A training data selection device for selecting training data and a training data selection method therefor are provided. The training data selection device includes a depth estimation network that applies depth estimation calculation to an input image obtained in real time to output depth distribution information corresponding to the input image. The device includes a vulnerability output device that outputs depth estimation vulnerability corresponding to the input image with reference to the depth distribution information. The device includes a training data acquisition support device that stores the input image and specific point cloud data corresponding to the input image as new training data in a certain storage space or transmits the input image and the specific point cloud data to another device, when it is determined that the depth estimation vulnerability is greater than or equal to a predetermined threshold.

Abstract: A motor driving apparatus driving a motor including a plurality of windings corresponding to each of phases, includes a mode change switch and a plurality of inverters that operate the motor in a closed end winding mode or an open end winding mode; and a controller configured for controlling the mode change switch and the plurality of inverters according to a first mode determination result based on a reverse magnetic flux and a second mode determination result according to an output power limit for each mode.

Abstract: An apparatus and a method are for generating a depth map of a monocular camera image. The apparatus includes: a camera sensor that photographs a monocular camera image; a lidar sensor that generates a point cloud corresponding to the monocular camera image; and a controller that removes noise from the point cloud and generates the depth map of the monocular camera image based on the point cloud from which the noise is removed.

Abstract: An electric vehicle includes a main battery and an auxiliary battery, a motor system including a motor and an inverter, and a controller which is configured to control an external voltage to be applied to the main battery or the auxiliary battery according to a level of the external voltage when a charging mode for charging the main battery and the auxiliary battery is performed, wherein the motor system is configured to step down and output a voltage of the main battery to the auxiliary battery when the external voltage is applied to the main battery, and is configured to boost and output a voltage of the auxiliary battery to the main battery when the external voltage is applied to the auxiliary battery.

Abstract: An electrified vehicle includes a motor including a plurality of windings corresponding to each of phases; an inverter including a DC terminal connected to a main battery, and a plurality of legs connected to each end of the windings; a charging switch connected between one electrode of an auxiliary battery and a neutral terminal of the motor, and a controller configured to turn on the charging switch and to apply a DC offset to each of phase currents of the motor having the phases when the charging mode is performed while driving.

Abstract: A motor driving apparatus that drives a motor including a plurality of windings respectively corresponding to a plurality of phases, may include a first inverter including a plurality of first switching elements, and connected to a first end of each of the windings; a second inverter including a plurality of second switching elements, and connected to a second end of each of the windings; and a controller including a current controller to produce, based on a predetermined current command of the motor, a voltage command for determining a switching duty of the first switching elements and the second switching elements, wherein the current controller is configured to produce a zero-phase component voltage command among the voltage commands by applying 3rd harmonic feedforward compensation.

Abstract: A motor driving apparatus driving a motor including a plurality of windings corresponding to each of phases, includes a mode change switch and a plurality of inverters that operate the motor in a closed end winding mode or an open end winding mode; and a controller configured for controlling the mode change switch and the plurality of inverters according to a first mode determination result based on a reverse magnetic flux and a second mode determination result according to an output power limit for each mode.

Abstract: A motor driving apparatus that drives a motor including a plurality of windings respectively corresponding to a plurality of phases, may include a first inverter including a plurality of first switching elements, and connected to a first end of each of the windings; a second inverter including a plurality of second switching elements, and connected to a second end of each of the windings; and a controller including a current controller to produce, based on a predetermined current command of the motor, a voltage command for determining a switching duty of the first switching elements and the second switching elements, wherein the current controller is configured to produce a zero-phase component voltage command among the voltage commands by applying 3rd harmonic feedforward compensation.

Abstract: A motor driving apparatus of driving a motor including a plurality of windings respectively corresponding to a plurality of phases is disclosed. The motor driving apparatus includes a first inverter including a plurality of first switching elements and connected to a first end of each of the windings, a second inverter including a plurality of second switching elements and connected to a second end of each of the windings, and a controller electrically connected to the first switching elements and the second switching elements and configured to generate limited pole voltage commands for space vector pulse width modulation based on preset voltage commands of the motor and to distribute the limited pole voltage commands to generate first pole voltage commands for switching of the first switching elements and second pole voltage commands for switching of the second switching elements.

Abstract: A method of sharing, with one or more external devices, a location of a first device, includes transmitting a first location information signal to at least one external device; receiving a second location information signal from the at least one external device in response to the first location information signal; generating a location share window, the location share window including visual display of location information of the first device and the at least one external device, based on the first and second location information signals; measuring a desired time lapse period from a reference time point; and deleting the location share window when the measured time lapse period is greater than or equal to a first period, wherein the reference time point is a point in time when the location share window is created.

Abstract: A method of sharing, with one or more external devices, a location of a first device, includes transmitting a first location information signal to at least one external device; receiving a second location information signal from the at least one external device in response to the first location information signal; generating a location share window, the location share window including visual display of location information of the first device and the at least one external device, based on the first and second location information signals; measuring a desired time lapse period from a reference time point; and deleting the location share window when the measured time lapse period is greater than or equal to a first period, wherein the reference time point is a point in time when the location share window is created.

Abstract: A self-testing transceiver having an on-chip power detection capability is provided. The self-testing transceiver can include a semiconductor substrate and a transmitter having a high-power amplifier disposed on the substrate. The self-testing transceiver also can include a receiver disposed on the substrate for selectively coupling to an antenna. The self-testing transceiver can further include at least one power detector disposed on the semiconductor substrate for determining a power such as an RMS and/or peak-power of a signal at an internal node of the self-testing transceiver. Additionally, the self-testing transceiver can include a loopback circuit disposed on the substrate.

Abstract: A lithium rechargeable battery includes a bimetal and a current interruption means that is actuated by the inner pressure or heat generated from within the rechargeable battery in the case of an abnormal operation thereof to interrupt the flow of current for improved stability of the lithium rechargeable battery.

Abstract: This invention is intended to propose a buffing cell that can provide very high damping effect while having a small weight per a unit volume, and that can be divided into a plurality of pieces without deteriorating the damping effect. The buffing cell 10 comprises a pneumatic chamber 14 defined by a flexible nonwoven fabric 11 and a vinyl film 13 airtightly attached to the fabric 11, and a mass of sponge 12 housed in the pneumatic chamber 14. A sponge layer 12a attached to an outer face of the pneumatic chamber 14 may be used instead of the mass of sponge 12 housed in the pneumatic chamber 14. A sports protector can be made from a plurality of the buffing cells 10.