Hyundai Motor Company

Kia Motors Corporation

Kia Corporation

Seoul National University

Samsung Electronics Co., Ltd.

Sung Wook Lee

Seung Woo Lee

Sung Soo Kim

Jang Won Lee

Jin Hong Kim

Wootae Kim

Ingee Suh

Kyu Sung Kim

Seong-Cheol Kim

Chun Woo Lee

Byeong-Ho Lee

Ho Hyun Cha

Deug Young So

Joo Hyun Park

Yong Yun Hwang

Youngmin Sohn

Wanjei Cho

Myong Ho Kim

Hyeoung Kim

Hyo In Ahn

Chan Ki Min

Tae Woo Kwang

Jin Seon Yoo

An apparatus for estimating brake judder of a vehicle and a method thereof includes a communication device that receives sensor data from a plurality of vehicles, and a controller that extracts learning data by pre-processing the sensor data, trains a clustering model to group characteristic data corresponding to the learning data into a preset number of clusters, and estimates brake judder of a target vehicle based on the learned clustering model.

Apparatus for estimating brake judder of vehicle and method thereof

A vehicle for protecting passengers of the vehicles includes a plurality of passenger protecting apparatuses; first sensors obtaining passenger information related to the passengers of the vehicle; second sensors obtaining vehicle motion information in a situation of a collision of the vehicle with another object; and a processor operatively connected to the passenger protecting apparatuses, the first sensors and the second sensors, and the processor estimates passenger behavior information in the situation of the collision based on the obtained passenger information and the obtained vehicle motion information; and controls operation of at least one of the plurality of passenger protecting apparatuses based on the estimated passenger behavior information; and the passenger information may include at least one of state information on a seat of the passenger and information on whether the passenger is wearing a belt.

Vehicle for protecting passenger and operating method thereof

An engine ignition timing control method includes: acquiring, by an engine control unit (ECU), intake air humidity of an engine using a humidity sensor; calculating, by the ECU, an amount of first ignition timing correction based on the intake air humidity and an EGR rate; calculating, by the ECU, an amount of second ignition timing correction based on an engine operation region; and correcting, by the ECU, ignition timing of the engine using the amount of first ignition timing correction and the amount of second ignition timing correction.

Engine ignition timing control method

An allophone inspection device and inspection method thereof are provided. An allophone inspection device includes an array microphone unit in which a plurality of array microphones are disposed at predetermined intervals, and a controller configured to build reference data by quantifying analyzed allophone by collecting sound signals generated from surrounding based on a position where the array microphone unit is installed in advance and measure a surrounding sound signal through the array microphone unit to estimate whether or not noise is generated and a position of the sound source where the noise is generated based on the reference data.

Allophone inspection device and inspection method thereof

A passive smart tag attached for recognition of a part may include an antenna configured to receive electromagnetic wave from a reader; a no power circuit connected to the antenna and configured to amplify driving power generated by an electromagnetic induction phenomenon when the electromagnetic wave is received from the antenna; a radio frequency identification circuit connected to the no power circuit and configured to read tag identification information related to the smart tag stored in a memory according to the driving power to transmit the tag identification information to the reader; and an ultra-wideband circuit connected to the no power circuit and configured to generate an ultra-wideband signal used for recognition of a tag position in a response to the driving power to transmit the ultra-wideband signal to the reader.

Smart tag and object recognition system using the same

A system for sequence management of vehicles may include: smart tags respectively attached to each of vehicles which are sequentially moved in a production line; a tag recognition device disposed in the production line and receiving data from the smart tags and sensing whether the smart tags enter respective process areas and an actual vehicle sequence through the data; and a server storing sequence information of the vehicles, receiving the actual vehicle sequence from the tag recognition device, comparing the sequence information and the actual vehicle sequence, and determining whether a sequence error occurs in the sequence information, and when the error occurs in the sequence information, changing the sequence information to the actual vehicle sequence.

System and method for sequence management of vehicles

A tag information management system for a vehicle may include: a smart tag attached to the vehicle transported by a conveyor on a production line and storing information of the vehicle; a scanner recognizing a body number of the vehicle entering the production line; a tag recognition device recognizing a wireless signal of the smart tag through an antenna disposed on the production line and sensing entry of the vehicle into the production line; and a server that stores information of the vehicle waiting for a production process, extracts the vehicle information corresponding to the body number recognized by a first scanner disposed in a tag attaching process, transmits the extracted information to the smart tag to store the transmitted information in the smart tag, and verifies whether the body number recognized by a second scanner disposed in a consistency verification process matches the vehicle information of the smart tag.

System and method for managing tag information of vehicle

A wireless checking system of a switch and operation unit that are provided in a vehicle includes: a switch disposed at a predetermined location in the vehicle; an operation unit wirelessly connected with the switch and disposed at a predetermined location in the vehicle to be operated by the switch; and a diagnosis equipment wirelessly connected with each of the switch and the operation unit and configured to wirelessly operate the switch and the operation unit, detect an operation state of the switch and the operation unit, and diagnose a wireless connection state of the switch and the operation unit.

Wireless checking system of switch and operating unit provided in vehicle and wireless checking method using the same

A smart tag is attached on a vehicle body in a vehicle manufacturing process. The smart tag includes a position measurement transmitter for transmitting signals for measuring position of a vehicle body, a wireless communication transceiver for performing wireless communication, a position sensor for sensing data for calculating a position of the vehicle body, a memory for storing data including vehicle body information, a controller for controlling operation of the smart tag, and a battery for supplying electric power to components of the smart tag.

Smart tag and smart tag system using the same

An exhaust gas recirculation system. A water jacket in a cylinder block is configured for coolant to flow therein. A cylinder head is attached to the cylinder block. A cylinder is disposed in the cylinder block and the cylinder head. An intake manifold runner is connected to an intake hole of the cylinder. An exhaust manifold runner is connected to an exhaust hole of the cylinder. A first recirculation gas pathway is disposed in the cylinder block, and receives recirculated exhaust gas from the exhaust manifold runner. A second recirculation gas pathway is disposed in the cylinder head, and has a first end connected to the first recirculation gas pathway and a second end connected to the intake manifold runner. A recirculation valve, mounted at the second recirculation gas pathway, controls supply of the recirculated exhaust gas to the intake manifold runner. An engine control unit controls the recirculation valve.

Growing community of inventors

Seoul, South Korea

Sung Wook Lee