公开(公告)号：US12249142B2

公开(公告)日：2025-03-11

申请号：US17748378

申请日：2022-05-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Juan Liu ,  Huasin Wang ,  Sukun Yoon ,  Longhai Wu ,  Jie Chen

IPC: G06V20/00 ,  G06T7/50 ,  G06V20/64

Abstract: A method and an electronic apparatus for acquiring a floor map of a room layout are provided. The method includes acquiring a depth map and a two-dimensional (2D) image of an interior of a room; identifying a boundary line between a ceiling and a wall of the room in the acquired 2D image; determining valid pixels among pixels on the boundary line according to a first preset rule; identifying an electronic device in the room and determining a location of the electronic device; acquiring the floor map of the room layout by projecting three-dimensional (3D) coordinates of actual points corresponding to the valid pixels and 3D coordinates of the determined location of the electronic device onto a horizontal plane, wherein, the floor map of the room layout comprises connection lines between projections of the 3D coordinates of the actual points corresponding to the valid pixels and an icon indicating a type and the location of the electronic device, and wherein, the 3D coordinates of the actual points corresponding to the valid pixels are determined based on the depth map and the 2D image.

公开(公告)号：US20240428371A1

公开(公告)日：2024-12-26

申请号：US18658694

申请日：2024-05-08

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Xin JIN ,  Ban CHEN ,  Longhai Wu ,  Jie CHEN ,  Jayoon KOO ,  Cheulhee HAHM

IPC: G06T3/18 ,  G06V10/74 ,  G06V10/82 ,  G06V20/40

Abstract: A method for generating a video intermediate frame includes performing a warp operation on a plurality of target video frames, based on a bidirectional optical flow between the plurality of target video frames, to obtain a plurality of pictures, determining a similarity between sub-pictures corresponding to image sub-regions in the plurality of pictures, predicting, based on the similarity, a network depth of a frame synthesis network matched with a corresponding image sub-region, the network depth increasing as the similarity decreases, performing synthetic processing, using the frame synthesis network, on corresponding sub-pictures of each of the image sub-regions, based on the network depth matched with the corresponding image sub-region, to obtain a plurality of images, and splicing the plurality of images to obtain intermediate frames of the plurality of target video frames, based on each of the image sub-regions.

公开(公告)号：US12185023B2

公开(公告)日：2024-12-31

申请号：US18206459

申请日：2023-06-06

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Xin Jin ,  Guotao Shen ,  Youxin Chen ,  Longhai Wu ,  Jie Chen ,  Jayoon Koo ,  Cheulhee Hahm

IPC: H04N7/01 ,  G06T7/246

Abstract: A method for generating a video intermediate frame, including obtaining a target video frame pair; constructing an image pyramid for each video frame in the target video frame pair; and generating an intermediate frame of the target video frame pair by using a bidirectional optical flow estimation model and a pixel synthesis model in a layer-by-layer recursive calling manner according to an order of the image pyramid from a high layer to a low layer based on the image pyramid, wherein the generating of the intermediate frame of the target video frame pair comprising: repairing a bidirectional optical flow corresponding to a previous layer using the bidirectional optical flow estimation model, and repairing a previous intermediate frame corresponding to the previous layer using the pixel synthesis model.

公开(公告)号：US11508035B2

公开(公告)日：2022-11-22

申请号：US17333900

申请日：2021-05-28

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jiang Yu ,  Youxin Chen ,  Longhai Wu ,  Jie Chen

IPC: G06T5/00 ,  G06T3/40 ,  G06V40/10 ,  G06V40/16

Abstract: A method for controlling an electronic device is provided. The method includes obtaining an intermediate image by preprocessing an original image, obtaining a saliency feature map of the intermediate image by performing semantic saliency analysis on the intermediate image, performing adaptability calculation according to the saliency feature map and a retargeted target equipment condition, and determining a retargeting mode of the original image according to the result of the adaptability calculation, and performing retargeting processing on the original image according to the determined mode.

公开(公告)号：US20240280375A1

公开(公告)日：2024-08-22

申请号：US18397299

申请日：2023-12-27

Applicant: Samsung Electronics Co., Ltd.

Inventor： Juan LIU ,  Hyuncheol Park ,  Dowan Kim ,  Jie Chen ,  Longhai Wu

IPC: G01C21/00 ,  G06T11/60

CPC classification number: G01C21/383 ,  G06T11/60 ,  G06T2210/04

Abstract: A method for mapping indoor includes: generating, based on a standard house plan of a target house, vectorized house structure data for the target house using a deep neural network; acquiring a first radar map by scanning a travelable space of a first region with a radar, the first region containing at least one room of the target house; and performing image matching-fusion processing based on the first radar map and the house structure data to obtain a house display plan of the target house.

公开(公告)号：US20220383635A1

公开(公告)日：2022-12-01

申请号：US17748378

申请日：2022-05-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Juan Liu ,  Huasin Wang ,  Sukun Yoon ,  Longhai Wu ,  Jie Chen

IPC: G06V20/00 ,  G06V20/64 ,  G06T7/50

Abstract: A method and an electronic apparatus for acquiring a floor map of a room layout are provided. The method includes acquiring a depth map and a two-dimensional (2D) image of an interior of a room; identifying a boundary line between a ceiling and a wall of the room in the acquired 2D image; determining valid pixels among pixels on the boundary line according to a first preset rule; identifying an electronic device in the room and determining a location of the electronic device; acquiring the floor map of the room layout by projecting three-dimensional (3D) coordinates of actual points corresponding to the valid pixels and 3D coordinates of the determined location of the electronic device onto a horizontal plane, wherein, the floor map of the room layout comprises connection lines between projections of the 3D coordinates of the actual points corresponding to the valid pixels and an icon indicating a type and the location of the electronic device, and wherein, the 3D coordinates of the actual points corresponding to the valid pixels are determined based on the depth map and the 2D image.