Abstract: A device for analysis of sleep time using a radar includes a transceiver configured to transmit a radar signal toward a subject and receive the radar signal reflected from the subject; a breathing signal collection unit configured to collect a breathing signal of the subject based on the radar signal; a first sleep time detection unit configured to detect a first sleep time of the subject from the breathing signal based on a presence discriminator; a second sleep time detection unit configured to detect a second sleep time of the subject based on a probability value of the first sleep time; and a final sleep time determination unit configured to determine a final sleep time of the subject based on the second sleep time.

Abstract: A radar apparatus includes a transceiver that transmits a radar signal and receives a radar signal reflected from an object; a signal processing unit that processes the reflected radar signal to detect the object; a fusion data generation unit that generates fusion data based on radar data and camera data; and a classification unit that classifies the detected object using an artificial intelligence module trained based on the generated fusion data.

Abstract: A radar includes a transmitter antenna unit including a plurality of transmitter antennas based on a first horizontal interval and a first vertical interval, a receiver antenna unit including a plurality of receiver antennas arranged based on a second horizontal interval, a transceiver configured to transmit a transmission signal through the transmitter antenna unit and receive a reflection signal reflected from a target object through the receiver antenna unit and a processing unit configured to extract information about the target object by processing the received reflection signal. The second horizontal interval is smaller than the first horizontal interval.

Abstract: An object detection radar apparatus is installed in a vehicle and is configured to detect an object. The object detection radar apparatus includes a transceiver configured to: transmit a radar signal to the outside of the vehicle based on a first mode or a second mode different from each other in terms of detection range, and receive a radar signal reflected from the object; and a processing unit configured to: detect the object based on the reflected radar signal when the first mode is activated, and recognize the object based on the reflected radar signal when the second mode is activated.

Abstract: A waveguide antenna includes a base part including an accommodation portion that accommodates an integrated circuit and configured to separate an output of the integrated circuit into a first electromagnetic wave and a second electromagnetic wave having different frequencies from each other; a waveguide part provided on the base part and including a first waveguide and a second waveguide that guide the first electromagnetic wave and the second electromagnetic wave in different directions; and a cover part provided to cover at least a part of the waveguide part and including a first directional surface to which the first electromagnetic wave is radiated and a second directional surface to which the second electromagnetic wave is radiated.

Abstract: A radar apparatus includes a transceiver that transmits a radar signal and receives a radar signal reflected from an object; a signal processing unit that processes the reflected radar signal to detect the object; a fusion data generation unit that generates fusion data based on radar data and camera data; and a classification unit that classifies the detected object using an artificial intelligence module trained based on the generated fusion data.

Abstract: An object detection radar apparatus is installed in a vehicle and is configured to detect an object. The object detection radar apparatus includes a transceiver configured to transmit a radar signal to the outside of the vehicle and receive a radar signal reflected from the object; a driving environment detector configured to detect a driving environment of the vehicle based on an operation status of the vehicle; an object detector configured to detect the object based on the received radar signal; and a controller configured to determine whether or not a predetermined event occurs based on the driving environment of the vehicle or a result of the detection of the object, and control signal characteristics of the transmitted radar signal or the received radar signal when the predetermined event occurs.

Abstract: A radar includes a transmitter antenna unit including a plurality of transmitter antennas based on a first horizontal interval and a first vertical interval, a receiver antenna unit including a plurality of receiver antennas arranged based on a second horizontal interval, a transceiver configured to transmit a transmission signal through the transmitter antenna unit and receive a reflection signal reflected from a target object through the receiver antenna unit and a processing unit configured to extract information about the target object by processing the received reflection signal. The second horizontal interval is smaller than the first horizontal interval.

Abstract: A radar apparatus installed in a vehicle includes a transceiver that transmits a radar signal to an outside of the vehicle and receives a radar signal reflected from an object; a signal processing unit that processes the reflected radar signal to detect the object; a fusion data generation unit that generates fusion data based on radar data and camera data; and a classification unit that classifies the detected object using an artificial intelligence module trained based on the generated fusion data.

Abstract: An object detection radar apparatus is installed in a vehicle and is configured to detect an object. The object detection radar apparatus includes a transceiver configured to transmit a radar signal to the outside of the vehicle and receive a radar signal reflected from the object; a driving environment detector configured to detect a driving environment of the vehicle based on an operation status of the vehicle; an object detector configured to detect the object based on the received radar signal; and a controller configured to determine whether or not a predetermined event occurs based on the driving environment of the vehicle or a result of the detection of the object, and control signal characteristics of the transmitted radar signal or the received radar signal when the predetermined event occurs.

Abstract: A traffic management server includes a receiver configured to receive radar detection results from radars attached to a plurality of vehicles, a road boundary detection unit configured to detect road boundary information from the received radar detection results, a lane information detection unit configured to detect lane information, indicating which lane the plurality of vehicles is located in, based on the detected road boundary information and predetermined lane width information, a classification unit configured to classify the received radar detection results by using the detected lane information and a calculation unit configured to calculate vehicle speed information for each lane by using the classified radar detection results.

Abstract: A radar includes a transmitter antenna unit including a plurality of transmitter antennas arranged in a diagonal direction based on a first horizontal interval and a first vertical interval, a receiver antenna unit including a first receiver antenna group and a second receiver antenna group arranged based on the first horizontal interval, a transceiver configured to transmit a transmission signal through the transmitter antenna unit and receive a reflection signal reflected from a target object through the receiver antenna unit and a processing unit configured to extract information about the target object by processing the received reflection signal.

Abstract: A device for scoring sleep quality includes a scoring function generation unit configured to generate distribution model for at least one of components of polysomnography based on polysomnography result information about polysomnography testees and generate scoring function for the distribution model, a transceiver configured to transmit a radar signal toward a subject and receive the radar signal reflected from the subject, an information derivation unit configured to derive sleep time information about the subject and event occurrence information for a plurality of sleep items based on the radar signal, a component score calculation unit configured to calculate score for the at least one of components by applying the sleep time information and the event occurrence information to the scoring function, and a sleep quality calculation unit configured to calculate a sleep quality score of the subject based on the calculated score for the at least one of components.

Abstract: A device for determination of a sleep event using a radar includes a transceiver configured to transmit a radar signal toward a subject and receives the radar signal reflected from the subject; an average breathing signal derivation unit configured to derive an average breathing signal of the subject based on the radar signal; a breathing feature information generation unit configured to compare the radar signal with the average breathing signal and generate breathing feature information of the subject; a prediction information derivation unit configured to derive event occurrence prediction information for a plurality of sleep items based on the breathing feature information; and a sleep event determination unit configured to determine whether a sleep event has occurred in the subject based on the event occurrence prediction information.

Abstract: A device for analysis of sleep time using a radar includes a transceiver configured to transmit a radar signal toward a subject and receive the radar signal reflected from the subject; a breathing signal collection unit configured to collect a breathing signal of the subject based on the radar signal; a first sleep time detection unit configured to detect a first sleep time of the subject from the breathing signal based on a presence discriminator; a second sleep time detection unit configured to detect a second sleep time of the subject based on a probability value of the first sleep time; and a final sleep time determination unit configured to determine a final sleep time of the subject based on the second sleep time.

Abstract: A device for determining disease using a radar includes a transceiver configured to transmit a radar signal toward a subject and receive the radar signal reflected from the subject; an information derivation unit configured to derive sleep time information of the subject and event occurrence information for a plurality of sleep items based on the radar signal; an index calculation unit configured to calculate breathing-related index information based on the sleep time information and the event occurrence information; and a disease determination unit configured to determine whether the subject has a sleep-related disease based on the breathing-related index information.

Abstract: A radar includes a transmitter antenna unit that includes multiple transmitter antennas arranged at a first horizontal interval and a vertical interval; a receiver antenna unit that includes a first receiver antenna group including multiple first receiver antennas arranged at the first horizontal interval and a second receiver antenna group including multiple second 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: A device for analyzing sleep breathing using a radar includes a transceiver configured to transmit a radar signal toward a subject and receive the radar signal reflected from the subject; an average breathing signal calculation unit configured to calculate an average breathing signal of the subject based on the radar signal; a sleep breathing pattern information generation unit configured to generate sleep breathing pattern information of the subject by comparing the radar signal with the average breathing signal; and a sleep breathing event detection unit configured to detect a sleep breathing event based on the sleep breathing pattern information.

Abstract: An object detection radar apparatus is installed in a vehicle and is configured to detect an object. The object detection radar apparatus includes a transceiver configured to: transmit a radar signal to the outside of the vehicle based on a first mode or a second mode different from each other in terms of detection range, and receive a radar signal reflected from the object; and a processing unit configured to: detect the object based on the reflected radar signal when the first mode is activated, and recognize the object based on the reflected radar signal when the second mode is activated.

Abstract: An object detection radar apparatus is installed in a vehicle and is configured to detect an object. The object detection radar apparatus includes a transceiver configured to transmit a radar signal to the outside of the vehicle and receive a radar signal reflected from the object; a driving environment detector configured to detect a driving environment of the vehicle based on an operation status of the vehicle; an object detector configured to detect the object based on the received radar signal; and a controller configured to determine whether or not a predetermined event occurs based on the driving environment of the vehicle or a result of the detection of the object, and control signal characteristics of the transmitted radar signal or the received radar signal when the predetermined event occurs.