Abstract: A semiconductor package includes a substrate, a first semiconductor chip and a second semiconductor chip adjacent to each other on the substrate, and a plurality of bumps on lower surfaces of the first and second semiconductor chips. The first and second semiconductor chips have facing first side surfaces and second side surfaces opposite to the first side surfaces. The bumps are arranged at a higher density in first regions adjacent to the first side surfaces than in second regions adjacent to the second side surfaces.

Abstract: A radar includes a transmitter antenna unit that includes multiple transmitter antennas; a receiver antenna unit that includes a first receiver antenna group including multiple first receiver antennas and multiple second receiver antennas arranged at a first horizontal interval and a second receiver antenna group including multiple third receiver antennas arranged at one or more second horizontal intervals; a transceiver that transmits sending signals through the transmitter antenna unit and receives returning signals reflected from a target object trough the receiver antenna unit; and a processing unit that derives information about the target object by processing the received returning signals.

Abstract: The present provides a radar apparatus and an antenna apparatus for the radar apparatus. Two transmission antennas disposed on both sides of the transmission antenna set may be arranged apart from each other by a predetermined vertical distance in a first direction perpendicular to the ground, and the four receiving antennas may be disposed apart from each other by a predetermined horizontal distance, so that the vertical information and the horizontal information of the object can be easily obtained in the long range detection mode and the short range detection mode.

Abstract: The present provides a radar apparatus and an antenna apparatus for the radar apparatus. The radar apparatus may include two first transmission antennas disposed on both sides of the transmission antenna set and the second transmission antenna disposed between two first transmission antennas spaced apart from the first transmission antenna by the vertical distance A in a first direction perpendicular to the ground, and may include the four receiving antennas disposed apart from each other by a predetermined horizontal distance, and may transmit the code divided transmission signals through two transmission antenna according to the detection mode, so that the vertical information and the horizontal information of the object can be easily obtained in the long range detection mode and the short range detection mode.

Abstract: The present disclosure relates to a radar apparatus and an antenna system for the radar apparatus. A first transmitting antenna group and a first receiving antenna group are constituted by elongating some of a plurality of transmitting antennas and a plurality of receiving antennas in a first direction of vertical directions, a second transmitting antenna group and a second receiving antenna group are constituted by elongating the other antennas in a second direction opposite to the first direction, transmitting antennas to transmit transmission signals and receiving antennas to receive reflection signals reflected from an object are appropriately selected, thereby being able to improve horizontal and vertical angular resolving power in both of mid/long-range sensing and short-range sensing.

Abstract: A method for verifying mask data in a computing device includes receiving layout data, receiving mask data, determining an interaction number between a pattern corresponding to the layout data and a pattern corresponding to the mask data, and detecting an error of the mask data based on the interaction number.

Abstract: System, method, and non-transitory computer-readable storage medium, including: a sensor installed on a section of a road and configured to collect traffic data related to movements of vehicles on the section of the road, wherein the sensor samples the traffic data at a certain interval long enough to substantially reduce the amount of the collected traffic data; a plurality of narrowband network towers configured to relay the collected traffic data received from a plurality of sensors installed on a designated area encompassing multiple sections; and a central server configured to receive and process the collected traffic data from the plurality of narrowband network towers to generate traffic information sufficient to provide accurate real-time traffic information of the designated area.

Abstract: The present disclosure relates to an antenna return loss compensation apparatus and method of a radar and a radar apparatus using the same. The antenna return loss compensation apparatus may include a compensation information calculator configured to calculate return loss compensation information for compensating for a frequency-band based antenna return loss, and a return loss compensator configured to apply return loss compensation information to a reception signal that is reflected from an object and is received, so as to generate a final reception signal, may calculate and store, in advance, compensation information for a return loss occurring in the antenna, may perform compensation associated with the magnitude of a reception signal when measurement is performed using the radar, so that the reception signal has the same magnitude, whereby a radar's performance deterioration attributable to the return loss of the antenna may be minimized.

Abstract: A semiconductor package includes a substrate, a first semiconductor chip and a second semiconductor chip adjacent to each other on the substrate, and a plurality of bumps on lower surfaces of the first and second semiconductor chips. The first and second semiconductor chips have facing first side surfaces and second side surfaces opposite to the first side surfaces. The bumps are arranged at a higher density in first regions adjacent to the first side surfaces than in second regions adjacent to the second side surfaces.

Abstract: A semiconductor device includes a substrate including an active region, a gate structure, source/drain regions, ones of the source/drain regions having an upper surface in which a recessed region is formed, a contact plug on the source/drain regions and extending in a direction substantially perpendicular to an upper surface of the substrate from an interior of the recessed region, a metal silicide film on an internal surface of the recessed region and including a first portion between a bottom surface of the recessed region and a lower surface of the contact plug and a second portion between a side wall of the recessed region and a side surface of the contact plug, and a metal layer connected to an upper portion of the metal silicide film and on a side surface of a region of the contact plug.

Abstract: A semiconductor package includes a substrate, a first semiconductor chip and a second semiconductor chip adjacent to each other on the substrate, and a plurality of bumps on lower surfaces of the first and second semiconductor chips. The first and second semiconductor chips have facing first side surfaces and second side surfaces opposite to the first side surfaces. The bumps are arranged at a higher density in first regions adjacent to the first side surfaces than in second regions adjacent to the second side surfaces.

Abstract: The present disclosure relates to a method in which a radar apparatus for a vehicle detects a mounting angle and the radar apparatus for a vehicle, and more particularly, to a method for detecting a mounting angle of a radar apparatus for a vehicle using a power ratio of signals acquired by transmitting signals having different directivity angles and the radar apparatus for a vehicle.

Abstract: The present embodiments relate to a deep learning-based self-driving vehicle, a deep learning-based self-driving control device, and a deep learning-based self-driving control method, and more particularly, to a deep learning-based self-driving vehicle, a deep learning-based self-driving control device, and a deep learning-based self-driving control method which are capable of reliably performing self-driving control to a necessary degree in a necessary situation by accurately distinguishing between and recognizing a control target object referenced while the self-driving vehicle is traveling and a structure not referenced.

Abstract: The present disclosure relates to methods of preparing an ultra-low molecular weight keratin peptide and use thereof. In particular, the present disclosure relates to a method of preparing an ultra-low molecular weight keratin peptide using culturing a microorganism having keratinolytic activity in a medium including keratin, ultrafiltration, ion exchange chromatography and gel filtration chromatography, a peptide prepared by the method, and a cosmetic and food composition for preventing or improving skin aging or skin wrinkles including the same. According to the method of preparing a keratin peptide of the present invention, it is possible to eco-friendly biologically treat waste resources and efficiently purify and recover anti-aging functional ultra-low molecular weight keratin peptides.

Abstract: A method and system for verifying a layout of an integrated circuit (IC) is disclosed. The IC may include a plurality of strings each including a plurality of memory cells which are vertically stacked on a substrate. The method may include receiving schematic data of the IC including instances of a string symbol and layout data, preparing a layout versus schematic (LVS) rule file in which a string device is defined, and performing LVS verification.

Abstract: A semiconductor package includes a substrate, a first semiconductor chip and a second semiconductor chip adjacent to each other on the substrate, and a plurality of bumps on lower surfaces of the first and second semiconductor chips. The first and second semiconductor chips have facing first side surfaces and second side surfaces opposite to the first side surfaces. The bumps are arranged at a higher density in first regions adjacent to the first side surfaces than in second regions adjacent to the second side surfaces.

Abstract: Disclosed herein are an automotive radar apparatus and a method of controlling automotive radar, capable of recognizing a road gradient by easily adjusting a vertical scan angle based on intensities of radio waves received by radar of a vehicle traveling on a road to recognize a gradient of the road, and of preventing deterioration of detection performance by vertically adjusting a radio wave elevation angle of the radar so as to be suitable for the road gradient. The automotive radar apparatus includes an antenna unit transmitting radar signals or receiving reflected radar signals according to elevation angles of a transmission antenna or a receiving antenna, and a control unit searching a center angle based on received power according to the elevation angles to set a beam corresponding to the center angle as a center beam and setting ranges of interest on the basis of the center beam.

Abstract: System, method, and non-transitory computer-readable storage medium, including: a sensor installed on a section of a road and configured to collect traffic data related to movements of vehicles on the section of the road, wherein the sensor samples the traffic data at a certain interval long enough to substantially reduce the amount of the collected traffic data; a plurality of narrowband network towers configured to relay the collected traffic data received from a plurality of sensors installed on a designated area encompassing multiple sections; and a central server configured to receive and process the collected traffic data from the plurality of narrowband network towers to generate traffic information sufficient to provide accurate real-time traffic information of the designated area.

Abstract: Disclosed herein are a method and apparatus for detecting a surrounding environment based on a Continuous Wave (CW) radar sensing signal and a Frequency-Modulated Continuous Wave (FMCW) radar sensing signal. A method of detecting a target based on a Frequency-Modulated Continuous Wave (FMCW) radar sensing signal and a Continuous Wave (CW) radar sensing signal may include sending, by a radar, the CW radar sensing signal for detecting the target and receiving a first response signal that is a response to the CW radar sensing signal; sending, by the radar, the FMCW radar sensing signal for detecting the target and receiving a second response signal that is a response to the FMCW radar sensing signal; generating, by the radar, the frequency spectrum of a beat signal by performing signal processing on the first response signal and the second response signal.

Abstract: The present disclosure provides a radar apparatus and a method of correcting an error of the radar apparatus. According to the present disclosure a first transmitting antenna group and a first receiving antenna group are constituted by elongating some of a plurality of transmitting antennas and a plurality of receiving antennas in a first direction of vertical directions, a second transmitting antenna group and a second receiving antenna group are constituted by elongating the other antennas in a second direction opposite to the first direction, and one or more of transmitting antennas that transmit transmission signals and one or more of receiving antennas that receive reflection signals are included in different groups, thereby being able to measure elevation information of an object and correct a mounting position of the radar apparatus on the basis of the information.