Patents by Inventor Eu-Gene Chang
Eu-Gene Chang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11155299Abstract: An automatic parking system includes a sensor system measuring whether there is a parking section line and positions of surrounding vehicles, and a controller configured to analyze data sensed by the sensor system to calculate parking areas around a subject vehicle, calculate a range allowing generation of a moving path based on the parking areas, provide a moving path range for a parking type that is selected among the moving path ranges provided for the at least two parking types, and an optimal parking area for the selected moving path range, and automatically park the subject vehicle in the optimal parking area.Type: GrantFiled: December 7, 2017Date of Patent: October 26, 2021Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Yoon Soo Kim, Joo Woong Yang, Dae Joong Yoon, Eu Gene Chang, Jae Seob Choi, Kyung Soo Ha, Min Byeong Lee, Seung Wook Park, Jin Ho Park, In Yong Jung
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Patent number: 10906530Abstract: An automatic parking system includes a smart key recognizing sensor recognizing a smart key positioned in a first area, a sensor system sensing presence or absence of a parking section line, and positions of surrounding vehicles when the smart key is recognized, a controller configured to analyze data sensed by the sensor system to calculate parking areas around a subject vehicle, calculate a range allowing generation of a moving path based on the parking areas, determine at least two parking types available at a current position of the subject vehicle in the range allowing generation of a moving path, provide a moving path range for a parking type that is selected among the moving path ranges, and receive a signal transmitted by the smart key to automatically park the subject vehicle in the optimal parking area.Type: GrantFiled: December 6, 2017Date of Patent: February 2, 2021Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Yoon Soo Kim, Dae Joong Yoon, Eu Gene Chang, Jae Seob Choi, Min Byeong Lee, Seung Wook Park, Jong Gyu Kim, In Yong Jung
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Patent number: 10303957Abstract: A vehicle control system based on a user input includes: a user information input device receiving a region of interest from a user; a vehicle movement information calculator calculating movement information of a vehicle; and a vehicle position relationship tracker performing a vehicle control based on the region of interest and the movement information of the vehicle.Type: GrantFiled: November 7, 2016Date of Patent: May 28, 2019Assignee: Hyundai Motor CompanyInventors: Jun Sik An, Eu Gene Chang, Joong Ryoul Lee, Kap Je Sung
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Patent number: 10186039Abstract: An apparatus for recognizing a position of an obstacle in a vehicle obtains image data and ultrasonic sensor data through a camera and an ultrasonic sensor, detects linear edges perpendicular to a ground surface in the image data, detects a discontinuous position at which the ultrasonic sensor data are not continuous, detects intersection points of the linear edges detected in continuous images from the image data when the discontinuous position coincides with a camera position, and estimates the intersection points to be the position of the obstacle.Type: GrantFiled: June 18, 2015Date of Patent: January 22, 2019Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITYInventors: Jae Seob Choi, Seong Sook Ryu, Dae Joong Yoon, Jin Wook Choi, Eu Gene Chang, Ho Gi Jung, Jae Kyu Suhr
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Publication number: 20180186407Abstract: An automatic parking system includes a sensor system measuring whether there is a parking section line and positions of surrounding vehicles, and a controller configured to analyze data sensed by the sensor system to calculate parking areas around a subject vehicle, calculate a range allowing generation of a moving path based on the parking areas, provide a moving path range for a parking type that is selected among the moving path ranges provided for the at least two parking types, and an optimal parking area for the selected moving path range, and automatically park the subject vehicle in the optimal parking area.Type: ApplicationFiled: December 7, 2017Publication date: July 5, 2018Inventors: Yoon Soo Kim, Joo Woong Yang, Dae Joong Yoon, Eu Gene Chang, Jae Seob Choi, Kyung Soo Ha, Min Byeong Lee, Seung Wook Park, Jin Ho Park, In Yong Jung
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Patent number: 9950742Abstract: There are provided a parking guidance apparatus and method. The parking guidance apparatus is configured to recognize parking spaces in which a vehicle is to be parked within a parking lot, to set any one of the recognized parking spaces to a target parking space, to calculate a one-step parking route and a multi-step parking route depending on a steering input of a driver, to display guidance markers corresponding to the one-step parking route and the multi-step parking route so as to be distinguished from each other, and to guidance parking on the basis of the guidance markers.Type: GrantFiled: April 20, 2016Date of Patent: April 24, 2018Assignee: Hyundai Motor CompanyInventors: Jae Seob Choi, Eu Gene Chang, Jin Wook Choi, Dae Joong Yoon, Seong Sook Ryu
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Publication number: 20180105167Abstract: An automatic parking system includes a smart key recognizing sensor recognizing a smart key positioned in a first area, a sensor system sensing presence or absence of a parking section line, and positions of surrounding vehicles when the smart key is recognized, a controller configured to analyze data sensed by the sensor system to calculate parking areas around a subject vehicle, calculate a range allowing generation of a moving path based on the parking areas, determine at least two parking types available at a current position of the subject vehicle in the range allowing generation of a moving path, provide a moving path range for a parking type that is selected among the moving path ranges, and receive a signal transmitted by the smart key to automatically park the subject vehicle in the optimal parking area.Type: ApplicationFiled: December 6, 2017Publication date: April 19, 2018Inventors: Yoon Soo KIM, Dae Joong YOON, Eu Gene CHANG, Jae Seob CHOI, Min Byeong LEE, Seung Wook PARK, Jong Gyu KIM, In Yong JUNG
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Publication number: 20170344837Abstract: A vehicle control system based on a user input includes: a user information input device receiving a region of interest from a user; a vehicle movement information calculator calculating movement information of a vehicle; and a vehicle position relationship tracker performing a vehicle control based on the region of interest and the movement information of the vehicle.Type: ApplicationFiled: November 7, 2016Publication date: November 30, 2017Inventors: Jun Sik AN, Eu Gene CHANG, Joong Ryoul LEE, Kap Je SUNG
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Patent number: 9813619Abstract: An apparatus for correcting image distortion of a camera in a vehicle includes: a camera mounted in the vehicle; a camera characteristic extractor configured to extract camera characteristic parameters of the camera based on a preset mathematical model; a tilt angle calculator configured to calculate tilt angles of a virtual camera corresponding to the camera in each photographing region using the camera characteristic parameters; a yaw angle calculator configured to calculate yaw angles of the virtual camera in each photographing region; an image corrector configured to view-transform a photographed image photographed by the camera by adjusting angles of the virtual camera based on a correction model in order to secure a view region of the photographed image and create a corrected image depending on the view-transform; and a display configured to display the corrected image output from the image corrector.Type: GrantFiled: December 9, 2014Date of Patent: November 7, 2017Assignee: Hyundai Motor CompanyInventors: Jun Sik An, Joong Ryoul Lee, Kap Je Sung, Eu Gene Chang
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Patent number: 9704062Abstract: An apparatus for warning an obstacle of a vehicle includes an image obtaining device configured to take an image around the vehicle through image sensors. An image segmentation device is configured to segment a current reference image obtained in blocks of an object. A motion estimator is configured to estimate two dimensional motion information of the object. A variation estimator is configured to estimate distance information between the object and the vehicle. A relative motion estimator is configured to estimate three dimensional relative motion information of the object by combining the two dimensional motion information and the distance information. A collision time estimator is configured to estimate a collision time between the object and the vehicle by using the three dimensional relative motion information. An image processor is configured to adjust a brightness of a corresponding segmented block. A display is configured to display the image.Type: GrantFiled: December 5, 2014Date of Patent: July 11, 2017Assignee: Hyundai Motor CompanyInventors: Ji Eun Won, Gyo Young Jung, Eu Gene Chang, Uk Il Yang
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Publication number: 20170080976Abstract: There are provided a parking guidance apparatus and method. The parking guidance apparatus is configured to recognize parking spaces in which a vehicle is to be parked within a parking lot, to set any one of the recognized parking spaces to a target parking space, to calculate a one-step parking route and a multi-step parking route depending on a steering input of a driver, to display guidance markers corresponding to the one-step parking route and the multi-step parking route so as to be distinguished from each other, and to guidance parking on the basis of the guidance markers.Type: ApplicationFiled: April 20, 2016Publication date: March 23, 2017Applicant: Hyundai Motor CompanyInventors: Jae Seob Choi, Eu Gene Chang, Jin Wook Choi, Dae Joong Yoon, Seong Sook Ryu
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Patent number: 9539945Abstract: A parking area tracking method includes: creating a top view image by capturing surroundings of a vehicle; setting a template by detecting a parking area in the top view image; detecting a location of a pillar in the top view image; detecting a region obstructed by the pillar from the parking area in which the template is set; and changing the shape of the template according to the obstructed region. A parking area tracking apparatus includes an imaging unit with a plurality of cameras for recording images around the vehicle, and a control unit for carrying out the steps of the parking area tracking method.Type: GrantFiled: January 28, 2014Date of Patent: January 10, 2017Assignees: Hyundai Motor Company, Kia Motors Corporation, Industry-University Cooperation Foundation Hanyang UniversityInventors: Seong Sook Ryu, Eu Gene Chang, Jae Seob Choi, Dae Joong Yoon, Jae Kyu Suhr, Ho Gi Jung
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Patent number: 9418443Abstract: An apparatus and method for detecting an obstacle include a camera to photograph first and second images at different points in time successively. A calculator is configured to calculate a movement distance and a rotation amount of a vehicle by comparing the two images photographed by the camera with each other. A rotation amount compensator is configured to compensate for the rotation amount of the first image based on the second image. A difference value calculator is configured to calculate a difference value between the first image of which the rotation amount is compensated for and the second image based on the calculated movement distance of the vehicle. An obstacle detector extracts a region having the difference value exceeding an expectation value to detect the obstacle.Type: GrantFiled: December 5, 2013Date of Patent: August 16, 2016Assignee: HYUNDAI MOTOR COMPANYInventors: Seong Sook Ryu, Jae Seob Choi, Eu Gene Chang
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Patent number: 9361529Abstract: A parking area detecting method includes generating a top view image by capturing images of surroundings of a vehicle, detecting a first directional parking line from the top view image, detecting a second directional parking line having a direction different from a direction of the first directional parking line from the top view image, and detecting a parking area by combining the first directional parking line and the second directional parking line.Type: GrantFiled: June 25, 2014Date of Patent: June 7, 2016Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITYInventors: Seong Sook Ryu, Eu Gene Chang, Jae Seob Choi, Dae Joong Yoon, Jae Kyu Suhr, Ho Gi Jung
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Publication number: 20160125588Abstract: An apparatus for recognizing a position of an obstacle in a vehicle obtains image data and ultrasonic sensor data through a camera and an ultrasonic sensor, detects linear edges perpendicular to a ground surface in the image data, detects a discontinuous position at which the ultrasonic sensor data are not continuous, detects intersection points of the linear edges detected in continuous images from the image data when the discontinuous position coincides with a camera position, and estimates the intersection points to be the position of the obstacle.Type: ApplicationFiled: June 18, 2015Publication date: May 5, 2016Inventors: Jae Seob CHOI, Seong Sook RYU, Dae Joong YOON, Jin Wook CHOI, Eu Gene CHANG, Ho Gi JUNG, Jae Kyu SUHR
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Publication number: 20160057393Abstract: An apparatus for warning an obstacle of a vehicle includes an image obtaining device configured to take an image around the vehicle through image sensors. An image segmentation device is configured to segment a current reference image obtained in blocks of an object. A motion estimator is configured to estimate two dimensional motion information of the object. A variation estimator is configured to estimate distance information between the object and the vehicle. A relative motion estimator is configured to estimate three dimensional relative motion information of the object by combining the two dimensional motion information and the distance information. A collision time estimator is configured to estimate a collision time between the object and the vehicle by using the three dimensional relative motion information. An image processor is configured to adjust a brightness of a corresponding segmented block. A display is configured to display the image.Type: ApplicationFiled: December 5, 2014Publication date: February 25, 2016Inventors: Ji Eun WON, Gyo Young JUNG, Eu Gene CHANG, Uk Il YANG
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Publication number: 20160027158Abstract: An apparatus for correcting image distortion of a camera in a vehicle includes: a camera mounted in the vehicle; a camera characteristic extractor configured to extract camera characteristic parameters of the camera based on a preset mathematical model; a tilt angle calculator configured to calculate tilt angles of a virtual camera corresponding to the camera in each photographing region using the camera characteristic parameters; a yaw angle calculator configured to calculate yaw angles of the virtual camera in each photographing region; an image corrector configured to view-transform a photographed image photographed by the camera by adjusting angles of the virtual camera based on a correction model in order to secure a view region of the photographed image and create a corrected image depending on the view-transform; and a display configured to display the corrected image output from the image corrector.Type: ApplicationFiled: December 9, 2014Publication date: January 28, 2016Inventors: Jun Sik An, Joong Ryoul Lee, Kap Je Sung, Eu Gene Chang
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Patent number: 9183449Abstract: An apparatus and a method for detecting an obstacle are provided. The apparatus includes a memory configured to store program instructions and a processor that is configured to execute the program instructions. The program instructions when executed are configured to compensate a position of a second image based on a first image based on a moving distance of a vehicle between the first image and the second image captured at different times and respectively generate a difference image based on a difference between the first image and the second image and between the first image and the second image in which the position is compensated. In addition, binarization is performed of the difference image and a synthetic image is generated for the two difference images. Then, the obstacle is detected by selecting a pixel corresponding to an area where the bit value is detected from the synthetic image.Type: GrantFiled: December 6, 2013Date of Patent: November 10, 2015Assignee: Hyundai Motor CompanyInventors: Seong Sook Ryu, Jae Seob Choi, Eu Gene Chang
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Patent number: 9183748Abstract: Provided is an apparatus for determining an available parking space. The apparatus includes: an ROI setter setting an ROI for a parking space based on an entrance region of a searched parking space when searching for the corresponding parking space for parking a vehicle; a sensed value processor extracting sensed values measured in the set ROI from sensed values measured by an ultrasonic wave sensor and projecting the extracted sensed values upon an end of the corresponding parking space; a weight applier identifying a shape of the parking space and an output direction of the ultrasonic wave sensor and applying a weight to the projected sensed values according to the shape of the parking space and the output direction of the ultrasonic wave sensor; and a space occupancy determiner determining whether the corresponding parking space is occupied based on the applied weight to the projected sensed values.Type: GrantFiled: July 30, 2013Date of Patent: November 10, 2015Assignee: HYUNDAI MOTOR COMPANYInventors: Jae Seob Choi, Dae Joong Yoon, Eu Gene Chang
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Patent number: RE47559Abstract: A parking area detecting method includes generating a top view image by capturing images of surroundings of a vehicle, detecting a first directional parking line from the top view image, detecting a second directional parking line having a direction different from a direction of the first directional parking line from the top view image, and detecting a parking area by combining the first directional parking line and the second directional parking line.Type: GrantFiled: December 30, 2016Date of Patent: August 6, 2019Assignees: Hyundai Motor Company, Kia Motors Corporation, Industry-University Cooperation Foundation Hanyang UniverstiyInventors: Seong Sook Ryu, Eu Gene Chang, Jae Seob Choi, Dae Joong Yoon, Jae Kyu Suhr, Ho Gi Jung