Sungkyunkwan University

Hyundai Motor Company

Kia Motors Corporation

Fastech Co., Ltd

Jae Wook Jeon

Seung Hun Jin

Sang Jun Lee

Jin Ho Kim

Dong Kyun Kim

Suk Hyun Seo

Jung Uk Cho

Ki Hoon Kim

Tuong Thuy Nguyen

Sang Won Lee

Ji Hwan Park

Myung Jin Kim

Mun Sang Kim

Jong Eun Byun

Munsang Kim

Dai Jin Kim

Kyoung Mu Lee

Sung Kee Park

Hyun Uk Jung

Soon Mook Jung

Tae Houn Song

Yong Ju Kim

Bo Mu Cheon

Young Seo Lee

Dong Gyun Kim

Jae Wan Park

Min Kyung Kim

Chung Hi Lee

Hyun Cheol Bae

Seong Jin Cho

Ho Young Jeong

Min Hee Jo

Jun Young Moon

Byung Oh Jo

Nguyen Xuan Ha

Tae Won Kim

Do Eon Lee

Jin Young Byun

Seong Wook Jang

Duck Hyen Lim

Chae Hong Lee

Tae Yoon Moon

Hoang Van Hung

Ji Hyo Song

Sung Suk Jung

Jun Hee Jung

Gi Hoon Go

Xuan Dai Pham

Duc Dung Nguyen

A device for reprogramming an electronic control unit (ECU) is configured to store controller area network (CAN) frames in a temporary storage medium, transmit the CAN frames to a main storage medium when the temporary storage medium receives a certain capacity, and minimize the time required for reprogramming. The device for reprogramming the ECU may be linked to an artificial intelligence module, a robot, an augmented reality (AR) device, a virtual reality (VR) device, and a device related to 5G service.

Device, system and a method for reprograming electronic control unit

A method for providing an omnidirectional image of the surroundings of a vehicle including distance information comprises a plurality of mono cameras placed at different positions of a vehicle's obtaining a plurality of images with different field of views; an image processing device disposed in the vehicle's combining the plurality of images into an omnidirectional image showing the surroundings of the vehicle; the image processing device's selecting two images with overlapping regions from among the plurality of images and generating a stereo image for the overlapping region by using the two images; a display device disposed in the vehicle displaying an omnidirectional image and displaying information about objects recognized through the stereo image.

Stereo image generating method using mono cameras in vehicle and providing method for omnidirectional image including distance information in vehicle

A time synchronization slave apparatus and a method of determining a time synchronization period are disclosed. In the apparatus, a time synchronization processing unit performs a time synchronization operation and determines an offset and a rate used to correct local time error based on a calculated time error, a timer corrects the local time based on the determined offset and rate, a time error estimation unit estimates a time error in the local time during a present time synchronization period, and generates excess error information regarding an excess point at which the estimated time error exceeds a threshold allowable time error range, a time synchronization period determination unit determines a subsequent time synchronization period based on the excess error information, and a synchronization period information transmission unit transmits synchronization period information regarding the subsequent time synchronization period to a time synchronization master apparatus.

Time synchronization slave apparatus capable of adjusting time synchronization period, and method of determining time synchronization period

A method of determining an angle by an encoder includes generating a first angle data based on a rotation of a bipolar magnet and a second angle data based on a rotation of the multipolar magnet; determining a first waveform signal based on the first angle data and a second waveform signal based on the second angle data; converting the first waveform signal into a third waveform signal having a cycle similar to the second waveform signal; calculating an angle result value as a function of the second angle data and a determined value about a location of a rotation cycle of the multipolar magnet based on a difference between the second waveform signal and the third waveform signal; and determining an absolute angle corresponding to the calculated angle result value based on stored angle data.

Angle determinating method using encoder signal with noise suppression, adjusting method for output signal of encoder and absolute encoder

A gateway apparatus includes a first network controller, a second network controller, and a time synchronization control unit. The first network controller has a first timer time-synchronized with nodes within a first network domain. The second network controller has a second timer time-synchronized with nodes within a second network domain. The time synchronization control unit includes a processor configured to store the observed times of the switching points of synchronized time slots within the first network domain, based on system time within the second network domain, and adjusts the rate of the second timer based on a comparison of a time difference between the successive observed times and a nominal length of the time slots.

Gateway apparatus and method for synchronization between heterogeneous network domains within vehicle

An apparatus and a method for diagnosing actuators in a vehicle can improve accuracy and reliability of a failure diagnosis by allowing a diagnostic control apparatus in a vehicle to measure power data and implementing a fast diagnosis by reducing a separation time and a diagnosis time of a measurement apparatus.

Apparatus and method for diagnosing actuators in vehicle

An Ethernet based vehicle network message transferring system is provided that includes a gateway switch that connects the Ethernet to vehicle networks having different protocols and an Ethernet switch that switches Ethernet messages between the gateway switch and vehicle devices to transfer the Ethernet messages. The Ethernet switch includes a processing module that transfers the Ethernet messages received via the gateway switch in the different vehicle networks, a vehicle network process module that switches the messages transferred from the processing module, and a lookup table in which information necessary for switching the vehicle network process module is stored. The vehicle network process module analyzes an Ethernet message transferred via the processing module in the gateway switch to identify destinations of individual messages in the Ethernet message and divides the Ethernet message including information regarding the individual message according to destinations to transmit the divided Ethernet messages to vehicle devices of destinations.

System and method for transferring message in ethernet based vehicle network

Disclosed herein is a method of managing the path of an OSEK network. The method of managing the path of an OSEK network includes step Sat which a message is transferred along nodes of the OSEK network; step Sat which a failed node at which a network failure has occurred is detected while the message is being transferred at step S; step Sat which the failed node of step Sis eliminated from the overall network; and step Sat which the message is transferred from a source node that has transferred the message to the failed node of step Sto a target node to which the failed node will transfer the message by connecting the source node with the target node.

Method for managing path failures of OSEK networks

An apparatus and method for compensating output signals of a magnetic encoder are disclosed. The apparatus includes a pre-calibration unit, an advanced phase detector, a loop filter, a voltage controlled oscillator (VCO), and a pulse generator. The pre-calibration unit obtains two phase-compensated waveforms through trigonometric function operations, and adjusts the amplitudes of the two phase-compensated waveforms to the same value, thereby generating input sine and cosine waves. The advanced phase detector generates an error output signal through trigonometric function operations. The loop filter sets the filter transfer function of an active lead-lag filter, and then filters the error output signal. The VCO generates a compensated signal. The pulse generator outputs a phase index, and generates two output pulses having a phase difference of 90 degrees in accordance with a pulse generation rule of a look-up table.

Apparatus and method for compensating output signals of magnetic encoder using digital phase-locked loop

Disclosed herein is a real-time face recognition apparatus and method. A real-time face recognition apparatus includes a face detection unit for detecting a face image by obtaining image coordinates of a face from an input image. An eye detection unit obtains image coordinates of both eyes in the face image. A facial feature extraction unit generates feature histogram data based on parallel processing from the face image. A DB unit stores predetermined comparative feature histograms. A histogram matching unit compares the histogram data generated by the facial feature extraction unit with the comparative feature histograms, and then outputting similarities of face images. The face recognition apparatus may be implemented as internal hardware in which a VGA camera and an exclusive chip interface with each other, thus remarkably reducing a system size and installation cost, and performing face recognition in real time without requiring additional equipment.

Apparatus for real-time face recognition

Disclosed herein is a user interface apparatus and control method for the control of service robots. The user interface apparatus for the control of service robots includes an interaction server, an index block, and a robot control server. The interaction server receives control commands to control a service robot from a user, analyzes the control commands, and outputs the results of the analysis to the user. The index block determines the degree of difficulty of each of the analyzed control commands. The robot control server determines the operating mode of the service robot depending on the analyzed control command and the degree of difficulty, and controls the service robot in the determined operating mode.

Intelligent user interface apparatus and control method for control of service robots

Disclosed herein is an apparatus and method for managing images based on user preferences. The apparatus includes a database for storing images, an image search module for searching the images stored in the database, an image output module for outputting at least one image retrieved by the image search module, a preference input module for, when the retrieved image is output through the image output module, receiving a user preference for the output image from a user, and an image path database for storing a storage path of the image, output through the image output module, based on the user preference received through the user preference input module. The image search module searches images whose storage paths are stored in the image path database or images whose storage paths are not stored in the image path database according to the user's selection.

Apparatus and method for managing images based on user preferences

Disclosed herein is a real-time face detection apparatus. The real-time face detection apparatus includes a down-scaling unit and a face region comparison unit. The down-scaling unit down-scales an input image at at least one ratio. The face region comparison unit creates a plurality of windows for the image down-scaled at the at least one ratio, acquires face region confidence of each of window images within the created windows by comparing the window image with a classifier, and determines whether the window image corresponds to a face region.

Real-time face detection apparatus

The invention relates to a device and method for detecting changes in background of successive images. More particularly, the invention relates to a device and method for detecting changes in background of successive images by obtaining vertically accumulated values and horizontally accumulated values from multiple binary images of previous image and current image, obtaining pairs of rows and pairs of columns based on the vertically accumulated values and horizontally accumulated values, and transforming pairs of rows and pairs of columns using Hough transformation. Also, the invention relates to an interface system including background changes detecting device and display device connected to the background changes detecting device.

Methods and devices for detecting changes in background of images using multiple binary images thereof and hough transformation

Disclosed are a system and a method extensible for performing, in real-time, stereo snatching for calculating depth images with a result of searching for points of similarity by using images taken with two cameras. The system includes a coordinate creating module, a census transform module, a delay XOR calculation module, a stereo matching module, and a control module. Accordingly, by using the system extensible for performing stereo matching, depth information of corrected images can be acquired in real-time without using computer systems or software programs for special purposes. Furthermore, since the system extensible for performing stereo matching can be simply realized by hardware, the system and the method of the present invention can be easily applied to actual intellectual-type robots, industrial settings, etc.

Extensible system and method for stereo matching in real-time

Growing community of inventors

Suwon-si, South Korea

Jae Wook Jeon