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公开(公告)号:US12055406B2
公开(公告)日:2024-08-06
申请号:US18072004
申请日:2022-11-30
Applicant: Samsung Electronics Co., Ltd.
Inventor: Hyun Cheol Jeon , Kyungboo Jung , Hojin Ju
CPC classification number: G01C21/3635 , G01C21/32 , G01C21/3676 , G06F17/16
Abstract: An operation method of a navigation apparatus includes: obtaining valid global positioning system (GPS) data at a current time point corresponding to a current position of a target device; determining first neighboring map elements corresponding to a first region indicated by the valid GPS data at the current time point from among a plurality of map elements of map data; and determining a pose parameter of the target device at the current time point based on a first direction specified by at least a portion of the first neighboring map elements.
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公开(公告)号:US11543257B2
公开(公告)日:2023-01-03
申请号:US16848330
申请日:2020-04-14
Applicant: Samsung Electronics Co., Ltd.
Inventor: Hyun Cheol Jeon , Kyungboo Jung , Hojin Ju
Abstract: An operation method of a navigation apparatus includes: obtaining valid global positioning system (GPS) data at a current time point corresponding to a current position of a target device; determining first neighboring map elements corresponding to a first region indicated by the valid GPS data at the current time point from among a plurality of map elements of map data; and determining a pose parameter of the target device at the current time point based on a first direction specified by at least a portion of the first neighboring map elements.
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公开(公告)号:US11983890B2
公开(公告)日:2024-05-14
申请号:US16916669
申请日:2020-06-30
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Chul Woo Kang , Hyun Cheol Jeon , Kyungboo Jung
IPC: G06T7/246 , G01C21/16 , G01C21/28 , G06F18/25 , G06N3/08 , G06V10/44 , G06V10/80 , G06V10/82 , G06V20/56 , G06V20/58
CPC classification number: G06T7/246 , G01C21/165 , G01C21/28 , G06F18/253 , G06N3/08 , G06V10/454 , G06V10/806 , G06V10/82 , G06V20/584 , G06V20/588 , G06T2207/30252
Abstract: A processor-implemented motion information estimating method includes: estimating motion information based on at least one set of initial motion information of a vehicle that is obtained from at least one sensor; predicting a plurality of sets of image feature information corresponding to a periphery of the vehicle based on the estimated motion information; obtaining a plurality of sets of detected image feature information detected from an input image obtained from an image sensor and an accuracy of each of the sets of the detected image feature information using a neural network; evaluating a reliability of each of the sets of the detected image feature information by comparing the sets of the predicted image feature information and the sets of the detected image feature information; and correcting the estimated motion information based on at least one set of the sets of the detected image feature information selected based on a result of the evaluating of the reliability and on the accuracy.
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公开(公告)号:US11320832B2
公开(公告)日:2022-05-03
申请号:US16547859
申请日:2019-08-22
Applicant: Samsung Electronics Co., Ltd.
Inventor: Nahyup Kang , Hyun Sung Chang , Kyungboo Jung , Inwoo Ha
Abstract: A processor-implemented method includes: estimating, from frame images of consecutive frames acquired from one or more sensors, short-term ego-motion information of the one or more sensors; estimating long-term ego-motion information of the one or more sensors from the frame images; determining attention information from the short-term ego-motion information and the long-term ego-motion information; and determining final long-term ego-motion information of a current frame, of the consecutive frames, based on the long-term ego-motion information and the attention information.
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公开(公告)号:US11204253B2
公开(公告)日:2021-12-21
申请号:US16910942
申请日:2020-06-24
Applicant: Samsung Electronics Co., Ltd.
Inventor: Kyungboo Jung , Nahyup Kang , KeeChang Lee , Sunghoon Hong
Abstract: A method and apparatus for displaying a virtual route estimates a position of a vehicle based on sensing data received asynchronously from sensors, and outputs a three-dimensional (3D) virtual route generated by registering a driving environment model corresponding to a driving environment of the vehicle and the position of the vehicle in map information.
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公开(公告)号:US11971257B2
公开(公告)日:2024-04-30
申请号:US17232235
申请日:2021-04-16
Applicant: Samsung Electronics Co., Ltd
Inventor: Hyun Cheol Jeon , Chul Woo Kang , Kyungboo Jung
CPC classification number: G01C21/005 , B60W30/18145 , B60W30/18159 , B60W40/02 , B60W50/14 , G01C19/00 , B60W2420/42 , B60W2520/06
Abstract: Disclosed is a method and apparatus with localization. The method includes determining a sensor-based reference position using a position sensor of the vehicle, determining an image-based reference position of the vehicle based on image information of the vehicle captured using a camera of the vehicle, setting an acceptance range for the image-based reference position based on a driving situation of the vehicle, and comparing an error level of the image-based reference position to the acceptance range and estimating a current position of the vehicle.
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公开(公告)号:US11544507B2
公开(公告)日:2023-01-03
申请号:US16367358
申请日:2019-03-28
Applicant: Samsung Electronics Co., Ltd.
Inventor: Wonhee Lee , Minjung Son , Kyungboo Jung , Hyun Sung Chang
Abstract: An apparatus and method to train an image recognition model to accurately estimate a location of a reference point for each class of landmark is disclosed. The apparatus and method use the image recognition model, which is trained based on calculating a class loss and a class-dependent localization loss from training data based on an image recognition model and training the image recognition model using a total loss comprising the class loss and the localization loss.
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公开(公告)号:US10929998B2
公开(公告)日:2021-02-23
申请号:US15975808
申请日:2018-05-10
Applicant: Samsung Electronics Co., Ltd.
Inventor: Wonhee Lee , Kyungboo Jung
Abstract: A disparity estimation method performed by a processor includes extracting a first image patch comprising a reference pixel from a first image, extracting a second image patch comprising a target pixel corresponding to the reference pixel from a second image, and estimating a residual of an initial disparity between the reference pixel and the target pixel from the first image patch and the second image patch using a residual model, the residual being an estimated difference between the initial disparity and an actual disparity between the reference pixel and the target pixel.
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公开(公告)号:US11985416B2
公开(公告)日:2024-05-14
申请号:US17729677
申请日:2022-04-26
Applicant: Samsung Electronics Co., Ltd.
Inventor: Chul Woo Kang , Wonhee Lee , Kyungboo Jung
CPC classification number: H04N23/64 , G06T7/80 , G06T2207/10016 , G06T2207/30244
Abstract: An electronic device includes: a timekeeping processor configured to: determine a sensing time point of reference sensing data, generated through sensing by a reference sensor of a plurality of sensors, and a sensing time point of other sensing data of another sensor of the plurality of sensors, based on a clock rate of the timekeeping processor; determine a time difference between the sensing time point of the reference sensing data and the sensing time point of the other sensing data; and determine a task latency from the sensing time point of the reference sensing data to a task complete time point based on the clock rate of the timekeeping processor; and one or more other processors configured to correct, based on the task latency, a task result processed according to localization of the electronic device determined for the sensing time point of the reference sensing data based on the determined time difference, the reference sensing data, and the other sensing data.
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公开(公告)号:US11632536B2
公开(公告)日:2023-04-18
申请号:US17091535
申请日:2020-11-06
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Hwiryong Jung , Young Hun Sung , KeeChang Lee , Kyungboo Jung
IPC: H04N13/271 , H04N13/254 , G01C21/32 , G06V20/56 , H04N13/204 , H04N13/257 , G01C21/28 , G01C21/36 , H04N13/00
Abstract: A method for generating a three-dimensional (3D) lane model, the method including calculating a free space indicating a driving-allowed area based on a driving image captured from a vehicle camera, generating a dominant plane indicating plane information of a road based on either or both of depth information of the free space and a depth map corresponding to a front of the vehicle, and generating a 3D short-distance road model based on the dominant plane.
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