Patents by Inventor Doo-seop CHOI
Doo-seop CHOI 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: 11866067Abstract: Provided is a method of generating and controlling a driving path for an autonomous vehicle, the method including generating a driving path that matches a driving intention on the basis of sensing data acquired from a sensing module of the autonomous vehicle, determining steering angle information corresponding to the generated driving path, and controlling a steering angle of the autonomous vehicle.Type: GrantFiled: August 6, 2021Date of Patent: January 9, 2024Assignee: Electronics and Telecommunications Research InstituteInventors: Doo Seop Choi, Joo Young Kim, Kyoung Wook Min, Seung Jun Han, Jeong Dan Choi
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Publication number: 20230058530Abstract: Disclosed herein is a method for deidentifying a driver image dataset. The method includes generating a combination dataset having a preset size based on a driver image dataset, extracting face shape information from each of pieces of driver image data forming the driver image dataset, and generating a deidentified dataset using the combination dataset and the face shape information.Type: ApplicationFiled: January 13, 2022Publication date: February 23, 2023Applicant: Electronics and Telecommunications Research InstituteInventors: Jung-Gyu KANG, Kyoung-Wook MIN, Jae-Hyuck PARK, Doo-Seop CHOI, Jeong-Dan CHOI
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Patent number: 11587256Abstract: The autonomous driving device including a communication circuit configured to communicate with an unmanned aerial vehicle, a plurality of sensors disposed in the autonomous vehicle to monitor all directions of the autonomous vehicle, and a processor, wherein the processor is configured to: control the unmanned aerial vehicle to hover at each of a plurality of waypoints of a designated flight path by controlling a relative position of the unmanned aerial vehicle through the communication circuit, change a posture angle of the unmanned aerial vehicle to a plurality of posture angles corresponding to the waypoints of the flight path, generate a plurality of images including the checkerboard and corresponding to the plurality of waypoints and the plurality of posture angles through the plurality of sensors, and calibrate the plurality of sensors on the basis of a relationship between matching points of the plurality of images.Type: GrantFiled: December 3, 2020Date of Patent: February 21, 2023Assignee: Electronics and Telecommunications Research InstituteInventors: Jae Hyuck Park, Yong Woo Jo, Doo Seop Choi, Kyoung Wook Min, Jeong Dan Choi
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Publication number: 20230053134Abstract: Disclosed herein are a deep network learning method using an autonomous vehicle and an apparatus for the same. The deep network learning apparatus includes a processor configured to select a deep network model requiring an update in consideration of performance, assign learning amounts for respective vehicles in consideration of respective operation patterns of multiple autonomous vehicles registered through user authentication, distribute the deep network model and the learning data to the multiple autonomous vehicles based on the learning amounts for respective vehicles, and receive learning results from the multiple autonomous vehicles, and memory configured to store the deep network model and the learning data.Type: ApplicationFiled: August 11, 2022Publication date: February 16, 2023Inventors: Joo-Young KIM, Kyoung-Wook Min, Yong-Woo Jo, Doo-Seop Choi, Jeong-Dan Choi
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Patent number: 11507783Abstract: Disclosed herein are an object recognition apparatus of an automated driving system using error removal based on object classification and a method using the same. The object recognition method is configured to train a multi-object classification model based on deep learning using training data including a data set corresponding to a noise class, into which a false-positive object is classified, among classes classified by the types of objects, to acquire a point cloud and image data respectively using a LiDAR sensor and a camera provided in an autonomous vehicle, to extract a crop image, corresponding to at least one object recognized based on the point cloud, from the image data and input the same to the multi-object classification model, and to remove a false-positive object classified into the noise class, among the at least one object, by the multi-object classification model.Type: GrantFiled: July 20, 2021Date of Patent: November 22, 2022Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Dong-Jin Lee, Do-Wook Kang, Jungyu Kang, Joo-Young Kim, Kyoung-Wook Min, Jae-Hyuck Park, Kyung-Bok Sung, Yoo-Seung Song, Taeg-Hyun An, Yong-Woo Jo, Doo-Seop Choi, Jeong-Dan Choi, Seung-Jun Han
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Publication number: 20220164609Abstract: Disclosed herein are an object recognition apparatus of an automated driving system using error removal based on object classification and a method using the same. The object recognition method is configured to train a multi-object classification model based on deep learning using training data including a data set corresponding to a noise class, into which a false-positive object is classified, among classes classified by the types of objects, to acquire a point cloud and image data respectively using a LiDAR sensor and a camera provided in an autonomous vehicle, to extract a crop image, corresponding to at least one object recognized based on the point cloud, from the image data and input the same to the multi-object classification model, and to remove a false-positive object classified into the noise class, among the at least one object, by the multi-object classification model.Type: ApplicationFiled: July 20, 2021Publication date: May 26, 2022Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Dong-Jin LEE, Do-Wook KANG, Jungyu KANG, Joo-Young KIM, Kyoung-Wook MIN, Jae-Hyuck PARK, Kyung-Bok SUNG, Yoo-Seung SONG, Taeg-Hyun AN, Yong-Woo JO, Doo-Seop CHOI, Jeong-Dan CHOI, Seung-Jun HAN
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Publication number: 20220041180Abstract: Provided is a method of generating and controlling a driving path for an autonomous vehicle, the method including generating a driving path that matches a driving intention on the basis of sensing data acquired from a sensing module of the autonomous vehicle, determining steering angle information corresponding to the generated driving path, and controlling a steering angle of the autonomous vehicle.Type: ApplicationFiled: August 6, 2021Publication date: February 10, 2022Applicant: Electronics and Telecommunications Research InstituteInventors: Doo Seop CHOI, Joo Young KIM, Kyoung Wook MIN, Seung Jun HAN, Jeong Dan CHOI
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Patent number: 11222609Abstract: Disclosed is a local dimming liquid crystal display device.Type: GrantFiled: January 7, 2020Date of Patent: January 11, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Doo-seop Choi, Gi-yeong Gim, Young-su Moon, Young-hoon Jeong
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Patent number: 11181389Abstract: Provided is a driving guide system, and more specifically, a system for guiding a vehicle occupant in driving through linguistic description. One embodiment of the present invention is an apparatus for guiding driving with linguistic description of a destination, which is installed on a vehicle and guides driving by outputting a linguistic description of a destination building, wherein the apparatus sets a destination according to a command or input, receives appearance information of a building of the destination from a server, and represents and outputs the appearance information in a linguistic form.Type: GrantFiled: November 27, 2019Date of Patent: November 23, 2021Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jung Gyu Kang, Kyoung Wook Min, Yong Woo Jo, Doo Seop Choi, Jeong Dan Choi, Dong Jin Lee, Seung Jun Han
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Publication number: 20210174547Abstract: The autonomous driving device including a communication circuit configured to communicate with an unmanned aerial vehicle, a plurality of sensors disposed in the autonomous vehicle to monitor all directions of the autonomous vehicle, and a processor, wherein the processor is configured to: control the unmanned aerial vehicle to hover at each of a plurality of waypoints of a designated flight path by controlling a relative position of the unmanned aerial vehicle through the communication circuit, change a posture angle of the unmanned aerial vehicle to a plurality of posture angles corresponding to the waypoints of the flight path, generate a plurality of images including the checkerboard and corresponding to the plurality of waypoints and the plurality of posture angles through the plurality of sensors, and calibrate the plurality of sensors on the basis of a relationship between matching points of the plurality of images.Type: ApplicationFiled: December 3, 2020Publication date: June 10, 2021Applicant: Electronics and Telecommunications Research InstituteInventors: Jae Hyuck PARK, Yong Woo JO, Doo Seop CHOI, Kyoung Wook MIN, Jeong Dan CHOI
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Patent number: 10909910Abstract: A display apparatus and control method thereof are provided. The display apparatus including: a display configured to display an image; a backlight unit including a plurality of light sources configured to emit light to a screen of the display; an image processor configured to divide an input image into a plurality of blocks, identify target brightness for each block, and adjust a control value of each of the plurality of light sources based on priority of each of the plurality of light sources; and a driver configured to drive the plurality of light sources based on the control value. Thus, the duty for controlling the quality of light from the light source is identified considering the duty of the light source corresponding to an area of which previously identified priority is high, and thus dimming control is possible taking effects of light diffusion from adjacent neighboring light sources into account.Type: GrantFiled: November 16, 2017Date of Patent: February 2, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Young-hoon Jeong, Doo-seop Choi, Young-su Moon
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Publication number: 20200182648Abstract: Provided is a driving guide system, and more specifically, a system for guiding a vehicle occupant in driving through linguistic description. One embodiment of the present invention is an apparatus for guiding driving with linguistic description of a destination, which is installed on a vehicle and guides driving by outputting a linguistic description of a destination building, wherein the apparatus sets a destination according to a command or input, receives appearance information of a building of the destination from a server, and represents and outputs the appearance information in a linguistic form.Type: ApplicationFiled: November 27, 2019Publication date: June 11, 2020Inventors: Jung Gyu KANG, Kyoung Wook MIN, Yong Woo JO, Doo Seop CHOI, Jeong Dan CHOI, Dong Jin LEE, Seung Jun HAN
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Publication number: 20200174492Abstract: Provided is an autonomous driving technology in which the autonomous driving method includes planning global travelling such that guidance information of global node points is acquired, determining a location of a subject vehicle, generating a first local high-definition map such that the first local high-definition map is generated for at least one section in a global-travelling planned route included in the planning of the global travelling using at least one of a road view and an aerial view provided from a map server, planning a local route for autonomous driving using the first local high-definition map, and controlling the subject vehicle according to the planning of the local route to perform the autonomous driving.Type: ApplicationFiled: November 27, 2019Publication date: June 4, 2020Applicant: Electronics and Telecommunications Research InstituteInventors: Dong Jin LEE, Jeong Dan CHOI, Jung Gyu KANG, Joo Young KIM, Kyoung Wook MIN, Kyung Bok SUNG, Taeg Hyun AN, Bong Jin OH, Yong Woo JO, Doo Seop CHOI, Seung Jun HAN
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Publication number: 20200166951Abstract: An autonomous driving method includes (a) setting a global driving plan of determining a plurality of global node points for which at least one driving route change of a left turn, a right turn, or a U-turn to a destination is needed and establishing a driving plan for a route change at each of the global node points; (b) recognizing road lines and nearby obstacles and performing autonomous driving using information of the recognized road lines and nearby obstacles; and (c) when recognition of the information of the road lines fails, receiving driving guide data of a road segment ahead from the outside through wireless communication, recognizing nearby obstacles, and performing autonomous driving on the road segment in consideration of the driving guide data and information of the recognized nearby obstacle.Type: ApplicationFiled: November 15, 2019Publication date: May 28, 2020Inventor: Doo Seop CHOI
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Publication number: 20200152144Abstract: Disclosed is a local dimming liquid crystal display device.Type: ApplicationFiled: January 7, 2020Publication date: May 14, 2020Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Doo-seop CHOI, Gi-yeong GIM, Young-su MOON, Young-hoon JEONG
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Patent number: 10554942Abstract: The present disclosure provides a display apparatus including: a display; a signal receiver configured to receive an image signal; a signal processor configured to process the image signal received in the signal receiver; a first sensor configured to sense ambient brightness; and a controller configured to control the signal processor to change grayscale of an output image to be displayed on the display based on characteristics of the image signal and characteristics of the display apparatus if a glare level corresponding to the ambient brightness sensed by the first sensor and brightness of the display is greater than a preset threshold.Type: GrantFiled: July 24, 2017Date of Patent: February 4, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Seung-ho Park, Doo-seop Choi, Young-su Moon, Young-hoon Jeong
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Patent number: 10540934Abstract: Disclosed is a local dimming liquid crystal display device.Type: GrantFiled: November 16, 2015Date of Patent: January 21, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Doo-seop Choi, Gi-yeong Gim, Young-su Moon, Young-hoon Jeong
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Publication number: 20190311672Abstract: A display apparatus and control method thereof are provided. The display apparatus including: a display configured to display an image; a backlight unit including a plurality of light sources configured to emit light to a screen of the display; an image processor configured to divide an input image into a plurality of blocks, identify target brightness for each block, and adjust a control value of each of the plurality of light sources based on priority of each of the plurality of light sources; and a driver configured to drive the plurality of light sources based on the control value. Thus, the duty for controlling the quality of light from the light source is identified considering the duty of the light source corresponding to an area of which previously identified priority is high, and thus dimming control is possible taking effects of light diffusion from adjacent neighboring light sources into account.Type: ApplicationFiled: November 16, 2017Publication date: October 10, 2019Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Young-hoon JEONG, Doo-seop CHOI, Young-su MOON
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Publication number: 20180366074Abstract: Disclosed is a local dimming liquid crystal display device.Type: ApplicationFiled: November 16, 2015Publication date: December 20, 2018Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Doo-seop CHOI, Gi-yeong GIM, Young-su MOON, Young-hoon JEONG
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Publication number: 20180048875Abstract: The present disclosure provides a display apparatus including: a display; a signal receiver configured to receive an image signal; a signal processor configured to process the image signal received in the signal receiver; a first sensor configured to sense ambient brightness; and a controller configured to control the signal processor to change grayscale of an output image to be displayed on the display based on characteristics of the image signal and characteristics of the display apparatus if a glare level corresponding to the ambient brightness sensed by the first sensor and brightness of the display is greater than a preset threshold.Type: ApplicationFiled: July 24, 2017Publication date: February 15, 2018Inventors: Seung-ho PARK, Doo-seop CHOI, Young-su MOON, Young-hoon JEONG