Abstract: Provided are a time division multiplexing (TDM) frequency modulation continuous wave (FMCW) radar device including N×M virtual channels implemented by N transmission channels (wherein N is a natural number greater than or equal to 2) and M reception channels (wherein M is a natural number greater than or equal to 2), wherein locations of at least some channels from among the N×M virtual channels overlap each other, a radar sensing data processing method of the radar device, and a vehicle including the radar device.

Abstract: The present disclosure relates to a phase correcting apparatus and method of the transmission signal of the vehicle radar apparatus and vehicle radar apparatus with the same. The present embodiments may provide, in the vehicle radar apparatus including the plurality of transmission channels for simultaneously transmitting transmission signals, the phase correcting apparatus and the vehicle radar apparatus for determining the phase adjustment value at the first transmission time based on a source transmission signal applied to the phase shifter included in each transmission channel and a distortion transmission signal extracted from the coupler included in each transmission channel, and compensating the phase of the target detection transmission signal transmitted at a subsequent second transmission time point based on the phase adjustment value. According to the present embodiments, it is possible to improve the quality of the radar reception signal and increase the accuracy of the target information.

Abstract: The present disclosure provides a radar apparatus including: an antenna including a first transmitting antenna, a second transmitting antenna, and a receiving antenna; a transmitter including a first modulator for generating a first transmission signal having an inverted phase of a source signal and transmitting the first transmission signal through the first transmitting antenna, and a second modulator for generating a second transmission signal having a shifted phase of the source signal and transmitting the second transmission signal through the second transmitting antenna; a receiver for receiving a reflection signal of the first transmission signal and the second transmission signal reflected from the object through the receiving antenna; and a controller for obtaining information for the object based on the reflection signal. According to the present disclosure, it is possible to efficiently detect the object using the antenna having a simple structure.

Abstract: The embodiments relate to an antenna device and a radar device including the same. There may provide an antenna device and a radar device in which a plurality of receiving antennas are disposed at the same vertical and horizontal intervals and a plurality of transmission antennas are arranged to be located in an area outside the receiving antenna, so that it is possible to minimize the space occupied by the antenna while uniformly creating an arrangement interval of the virtual antennas.

Abstract: The present disclosure relates to an apparatus and method for determining failure of a vehicle radar apparatus. In the vehicle radar apparatus, it is possible to set the normal range of the failure determination signal characteristic for each temperature by measuring the signal characteristic value at 2 or more temperature values for each transmission channel or each reception channel the normal operation state, and to determine the failure of the radar apparatus based on whether the representative value of the measured signal characteristic measured at the time of determination is within the normal range of the failure determination signal characteristic.

Abstract: Disclosed are an assist grip and a vehicle including the same. The assist grip includes a fixing part coupled to an interior of a vehicle, a grip part including a radar member that senses whether an object is present within a close distance, and connected to the fixing part to be rotatable, and a connection part connecting the grip part to the fixing part such that the grip part is rotatable.

Abstract: The disclosure relates to a radar control device and method. Specifically, according to the disclosure, a radar control device comprises a transceiver transmitting a first transmission signal, receiving a first reception signal reflected by an object, and mixing and transmitting the first transmission signal and a second transmission signal having a center frequency different from the first transmission signal based on the first transmission signal, a generator producing a discrete signal by passing the first transmission signal and the first reception signal through a mixer and sampling the first transmission signal and the first reception signal and generating a window for compensation based on a required time and a modulation band set in the second transmission signal, and a producer producing the compensation signal based on the discrete signal and the window for compensation.

Abstract: The disclosure relates to a radar control device and method. Specifically, a radar control device according to the disclosure comprises a transceiver transmitting a transmission signal through each transmission channel including a first transmission channel and a second transmission channel, receiving a reception signal of the transmission signal, reflected by a target, through each reception channel including a first reception channel and a second reception channel, and receiving temperature sensing information from a temperature sensor and a controller controlling to determine relative phase compensation information resultant from compensating a relative phase between the first reception channel and the second reception channel into a relative phase at a preset reference temperature, based on the reception signal and the temperature sensing information.

Abstract: A parked vehicle charging method includes inputting vehicle information of a vehicle that is parked, parking space information, charging information requested by the vehicle, and necessary time information preliminarily secured by the vehicle to a management server, scheduling, by the management server, charging of the vehicle based on the requested charging information and the necessary time information of the vehicle, controlling, by the management server, charging intensity of charging equipment based on the vehicle information of the vehicle, the parking space information, and a charging schedule, and receiving, by the management server, charging result information from the charging equipment after charging end of the vehicle and calculating an amount of money to be charged to a user of the vehicle.

Abstract: The disclosure relates to a radar device. According to the disclosure, a radar device comprises an antenna unit including a first reception antenna including at least one reception channel disposed apart from each other by a first interval and a first transmission antenna including at least one transmission channel disposed apart from each other by a second interval, a transceiver transmitting a transmission signal through the first transmission antenna and receiving a signal reflected by an object through the first reception antenna, and a controller obtaining information about the object by processing the reflected signal received through the first reception antenna.

Abstract: A mobility sound generation apparatus of generating a sound suitable for a landscape while driving of a mobility may include an information acquisition device provided in a mobility to acquire information on an outside landscape of the mobility while driving of the mobility; a sound generation device configured to generate a sound corresponding to the information on the outside landscape; and a sound output device configured to output the generated sound, whereby it is possible to acquire information on an outside landscape while driving of the mobility and generate a sound corresponding to the information on the outside landscape and it is possible for facilitating an occupant to admire a landscape by expressing the outside landscape with sound while driving to generate and provide the sound corresponding to water, mountains, buildings or the like forming the outside landscape of the mobility.

Abstract: Provided are a structure and alignment method of array antennas for a vehicle radar, the structure and method being able to adjust the locations, number of channels, number of arrays, and channel distance according to the type of antennas, so as to minimize a space occupied by the antennas while maintaining the radiation efficiency of the antennas. Even in a case in which conditions regarding the location of the array antennas and the number of channels are changed within designated ranges, the efficient array antenna structure minimizes the area of array antennas for a vehicle while maintaining the detection ability of the array antennas.

Abstract: A mobility device sharing service system and method may include an information receiving unit to receive collision-related information of mobility device, a determination unit to determine the occurrence of collision or the degree of collision, and a user management unit to determine a deduction score with the occurrence of collision or the degree of collision analyzed by the determination unit and to apply the deduction score to a user's score is disclosed.

Abstract: The present disclosure relates to a radar apparatus and antenna apparatus therefor.

Abstract: A parking recognition server of a personal mobility device and a method thereof are provided. The parking recognition server includes a processor configured to determine whether a personal mobility device is parked in a parking area, and a storage configured to store data and an algorithm run by the processor and a usage history for each user who uses the personal mobility device. The processor may be further configured to predict a destination and a movement path of a user for the usage history for each user, and determine a device candidate group having a high probability of being parked in the predicted destination based on a degree of overlap between the predicted movement path and an actual movement path of the user.

Abstract: An FMCW radar apparatus employing frequency hopping technique in which a center frequency of each chirp signal is variable enables the accuracy of range measurement of the radar to be improved, by determining a high resolution range value based on a composite beat signal generated by determining a beat signal for each of a plurality of chirp signals, parts of respective frequency bands of which overlap one another, and then compensating the beat signal for a phase difference value.

Abstract: A parking recognition server of a personal mobility device and a method thereof are provided. The parking recognition server includes a processor configured to determine whether a personal mobility device is parked in a parking area, and a storage configured to store data and an algorithm run by the processor and a usage history for each user who uses the personal mobility device. The processor may be further configured to predict a destination and a movement path of a user for the usage history for each user, and determine a device candidate group having a high probability of being parked in the predicted destination based on a degree of overlap between the predicted movement path and an actual movement path of the user.

Abstract: The present disclosure relates to an apparatus and method for determining failure of a vehicle radar apparatus. In the vehicle radar apparatus, it is possible to set the normal range of the failure determination signal characteristic for each temperature by measuring the signal characteristic value at 2 or more temperature values for each transmission channel or each reception channel the normal operation state, and to determine the failure of the radar apparatus based on whether the representative value of the measured signal characteristic measured at the time of determination is within the normal range of the failure determination signal characteristic.

Abstract: The present disclosure relates to a phase correcting apparatus and method of the transmission signal of the vehicle radar apparatus and vehicle radar apparatus with the same. The present embodiments may provide, in the vehicle radar apparatus including the plurality of transmission channels for simultaneously transmitting transmission signals, the phase correcting apparatus and the vehicle radar apparatus for determining the phase adjustment value at the first transmission time based on a source transmission signal applied to the phase shifter included in each transmission channel and a distortion transmission signal extracted from the coupler included in each transmission channel, and compensating the phase of the target detection transmission signal transmitted at a subsequent second transmission time point based on the phase adjustment value. According to the present embodiments, it is possible to improve the quality of the radar reception signal and increase the accuracy of the target information.

Abstract: A robot cleaner having a side suction port formed on a side surface of a main body so as to suck the dust beside the main body and a side discharge port formed on the side surface of the main body to discharge the air toward the side of the main body is provided. The side discharge port can scatter the dust beside the main body and allow the dust to be sucked smoothly through the side suction port.