Patents by Inventor Jeong Dan Choi

Jeong Dan 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).

  • Publication number: 20230177845
    Abstract: Disclosed is a system for executing a traffic light recognition model learning and inference method, includes a data collection platform including a camera for collecting image data, and a first processor that samples traffic light image data including a traffic light among the image data, generates annotation data based on the traffic light image data, and generates a traffic light data set using the traffic light image data and the annotation data, wherein the traffic light data set includes information on a location of the traffic light, a type of the traffic light, traffic light on/off, and a traffic signal direction of the traffic light.
    Type: Application
    Filed: December 1, 2022
    Publication date: June 8, 2023
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Dong-Jin LEE, Jungyu KANG, Kyoung-Wook MIN, Jeong Dan CHOI, Seung Jun HAN
  • Publication number: 20230133329
    Abstract: Disclosed herein are an apparatus and method for adaptive autonomous driving control. The apparatus includes memory in which at least one program is recorded and a processor for executing the program. The program may perform control of a target vehicle by converting a theoretical control value based on a vehicle control algorithm into a hardware-dependent control value, which is dependent on the platform or hardware of the target vehicle, and may modify at least one parameter or a conversion equation for conversion of the hardware-dependent control value such that an error is minimized based on the difference between a response value according to the control of the target vehicle and a control value.
    Type: Application
    Filed: November 2, 2022
    Publication date: May 4, 2023
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Kyung-Bok SUNG, Do-Wook KANG, Kyoung-Wook MIN, Jeong-Woo LEE, Jeong-Dan CHOI
  • Publication number: 20230056581
    Abstract: Disclosed herein are a cooperative driving method based on driving negotiation and an apparatus for the same. The cooperative driving method is performed by a cooperative driving apparatus for cooperative driving based on driving negotiation, and includes determining whether cooperative driving is possible in consideration of a driving mission of a requesting vehicle that requests cooperative driving with neighboring vehicles, when it is determined that cooperative driving is possible, setting a responding vehicle from which cooperative driving is to be requested among the neighboring vehicles, performing driving negotiation between the requesting vehicle and the responding vehicle based on a driving negotiation protocol, and when the driving negotiation is completed, performing cooperative driving by providing driving guidance information for vehicle control to at least one of the requesting vehicle and the responding vehicle.
    Type: Application
    Filed: November 22, 2021
    Publication date: February 23, 2023
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Yoo-Seung SONG, Joo-Young KIM, Kyoung-Wook MIN, Yong-Woo JO, Jeong-Dan CHOI
  • Publication number: 20230058530
    Abstract: 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: Application
    Filed: January 13, 2022
    Publication date: February 23, 2023
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jung-Gyu KANG, Kyoung-Wook MIN, Jae-Hyuck PARK, Doo-Seop CHOI, Jeong-Dan CHOI
  • Patent number: 11587256
    Abstract: 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: Grant
    Filed: December 3, 2020
    Date of Patent: February 21, 2023
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jae Hyuck Park, Yong Woo Jo, Doo Seop Choi, Kyoung Wook Min, Jeong Dan Choi
  • Publication number: 20230053134
    Abstract: 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: Application
    Filed: August 11, 2022
    Publication date: February 16, 2023
    Inventors: Joo-Young KIM, Kyoung-Wook Min, Yong-Woo Jo, Doo-Seop Choi, Jeong-Dan Choi
  • Patent number: 11507783
    Abstract: 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: Grant
    Filed: July 20, 2021
    Date of Patent: November 22, 2022
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: 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
  • Publication number: 20220163346
    Abstract: Disclosed are a method and an apparatus for generating a map for autonomous driving and recognizing a location based on the generated map. When generating a map, a spherical range image is obtained by projecting 3D coordinate information corresponding to a 3D space onto a 2D plane, and semantic segmentation is performed on the spherical range image to generate a semantic segmented image. Then, map data including a spherical range image, a semantic segmented image, and lane attribute information are generated.
    Type: Application
    Filed: November 22, 2021
    Publication date: May 26, 2022
    Inventors: Seung Jun HAN, Jungyu KANG, Kyoung-Wook MIN, Taeghyun AN, Jeong Dan CHOI
  • Publication number: 20220164609
    Abstract: 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: Application
    Filed: July 20, 2021
    Publication date: May 26, 2022
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: 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
  • Publication number: 20220092977
    Abstract: Disclosed herein are an apparatus and method for providing a customized traffic guidance service. The method may include acquiring data about one or more nearby objects, detecting surrounding traffic conditions based on the data about the nearby objects, determining whether to provide a customized traffic guidance service, selecting one or more target objects to which the customized traffic guidance service is to be provided and guidance information to be provided to each of the target objects, generating a customized traffic guidance message for the selected guidance information, and transmitting the customized traffic guidance message to the corresponding target object.
    Type: Application
    Filed: May 21, 2021
    Publication date: March 24, 2022
    Inventors: Yoo-Seung SONG, Kyoung-Wook MIN, Jeong-Dan CHOI
  • Publication number: 20220041180
    Abstract: 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: Application
    Filed: August 6, 2021
    Publication date: February 10, 2022
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Doo Seop CHOI, Joo Young KIM, Kyoung Wook MIN, Seung Jun HAN, Jeong Dan CHOI
  • Publication number: 20220019916
    Abstract: Disclosed herein are an apparatus and method for recommending federated learning based on recognition model tendency analysis. The method for recommending federated learning based on recognition model tendency analysis in a server device may include analyzing the tendency of a recognition model trained using reinforcement learning by each of multiple user terminals, grouping the multiple user terminals according to the tendency of the recognition model, and transmitting federated-learning group information including information about other user terminals grouped together with at least one of the multiple user terminals.
    Type: Application
    Filed: December 2, 2020
    Publication date: January 20, 2022
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jin-Hyeok JANG, Do-Hyung KIM, Jae-Hong KIM, Jae-Yeon LEE, Min-Su JANG, Jeong-Dan CHOI
  • Publication number: 20210394021
    Abstract: Disclosed herein are an apparatus and method for evaluating a human motion using a mobile robot. The method may include identifying the exercise motion of a user by analyzing an image of the entire body of the user captured using a camera installed in the mobile robot, evaluating the pose of the user by comparing the standard pose of the identified exercise motion with images of the entire body of the user captured by the camera of the mobile robot from two or more target locations, and comprehensively evaluating the exercise motion of the user based on the pose evaluation information of the user from each of the two or more target locations.
    Type: Application
    Filed: November 30, 2020
    Publication date: December 23, 2021
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Do-Hyung KIM, Jae-Hong KIM, Young-Woo YOON, Jae-Yeon LEE, Min-Su JANG, Jeong-Dan CHOI
  • Patent number: 11181389
    Abstract: 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: Grant
    Filed: November 27, 2019
    Date of Patent: November 23, 2021
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jung Gyu Kang, Kyoung Wook Min, Yong Woo Jo, Doo Seop Choi, Jeong Dan Choi, Dong Jin Lee, Seung Jun Han
  • Publication number: 20210174547
    Abstract: 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: Application
    Filed: December 3, 2020
    Publication date: June 10, 2021
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jae Hyuck PARK, Yong Woo JO, Doo Seop CHOI, Kyoung Wook MIN, Jeong Dan CHOI
  • Publication number: 20200182648
    Abstract: 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: Application
    Filed: November 27, 2019
    Publication date: June 11, 2020
    Inventors: Jung Gyu KANG, Kyoung Wook MIN, Yong Woo JO, Doo Seop CHOI, Jeong Dan CHOI, Dong Jin LEE, Seung Jun HAN
  • Publication number: 20200174475
    Abstract: Provided is an autonomous driving method. The autonomous driving method includes a global driving planning operation in which global guidance information for global node points are acquired, a host vehicle location determination operation, an information acquisition operation in which information regarding an obstacle and a road surface marking within a preset distance ahead is acquired, a local precise map generation operation in which a local precise map for a corresponding range is generated using the information acquired within the preset distance ahead, a local route planning operation in which a local route plan for autonomous driving within at least the preset distance is established using the local precise map, and an operation of controlling a host vehicle according to the local route plan to perform autonomous driving.
    Type: Application
    Filed: November 27, 2019
    Publication date: June 4, 2020
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Kyoung Wook MIN, Jeong Dan CHOI, Yong Woo JO, Seung Jun HAN
  • Publication number: 20200174492
    Abstract: 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: Application
    Filed: November 27, 2019
    Publication date: June 4, 2020
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: 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
  • Patent number: 10438087
    Abstract: Provided are an apparatus and method for extracting a salient line for an information sign. The apparatus includes an image input portion configured to receive an image including information indication lines to be detected, a signal calculator configured to generate a symmetric function signal consistent with a thickness and a direction of an information indication line having a preset thickness in the received image and perform a convolution of the information indication line and the generated symmetric function signal, a highest value enhancement portion configured to enhance highest values in results of the convolution using a signal quality improvement filter, and a local highest value extractor configured to find local highest values among the enhanced highest values and extract a line connecting the local highest values as a salient line connecting center points in the information indication line.
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: October 8, 2019
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Seung Jun Han, Jeong Dan Choi, Sang Heon Park
  • Patent number: 10371534
    Abstract: Provided are an apparatus and method for sharing and learning driving environment data to improve the decision intelligence of an autonomous vehicle. The apparatus for sharing and learning driving environment data to improve the decision intelligence of an autonomous vehicle includes a sensing section which senses surrounding vehicles traveling within a preset distance from the autonomous vehicle, a communicator which transmits and receives data between the autonomous vehicle and another vehicle or a cloud server, a storage which stores precise lane-level map data, and a learning section which generates mapping data centered on the autonomous vehicle by mapping driving environment data of a sensing result of the sensing section to the precise map data, transmits the mapping data to the other vehicle or the cloud server through the communicator, and performs learning for autonomous driving using the mapping data and data received from the other vehicle or the cloud server.
    Type: Grant
    Filed: May 23, 2017
    Date of Patent: August 6, 2019
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Kyoung Wook Min, Jeong Dan Choi, Jun Gyu Kang, Sang Heon Park, Kyung Bok Sung, Joo Chan Sohn, Dong Jin Lee, Yong Woo Jo, Seung Jun Han