公开(公告)号：US12034979B2

公开(公告)日：2024-07-09

申请号：US17605972

申请日：2020-03-20

Applicant: LG ELECTRONICS INC.

Inventor： Hyunmook Oh ,  Sejin Oh

IPC: H04N19/96 ,  H04N19/124 ,  H04N19/593 ,  H04N19/597 ,  H04N19/91

CPC classification number: H04N19/96 ,  H04N19/124 ,  H04N19/593 ,  H04N19/597 ,  H04N19/91

Abstract: A point cloud data transmission method according to embodiments can comprise the steps of: acquiring point cloud data; encoding geometry information included in the point cloud data; encoding attribute information included in the point cloud data; and transmitting the encoded geometry information and the encoded attribute information.

公开(公告)号：US11297298B2

公开(公告)日：2022-04-05

申请号：US16757531

申请日：2019-02-22

Applicant: LG ELECTRONICS INC.

Inventor： Hyunmook Oh ,  Sejin Oh

IPC: H04N13/194 ,  H04N19/46 ,  H04N19/597 ,  H04N13/117 ,  H04N13/178

Abstract: A method for processing 360-degree image data by a device for receiving a 360-degree video according to the present invention comprises the steps of: receiving 360-degree image data; obtaining information relating to an encoded picture and metadata from the 360-degree image data, wherein the metadata includes camera lens information; decoding a picture including a target circular area on the basis of the information relating to the encoded picture; and rendering the target circular area by processing same on the basis of the camera lens information.

公开(公告)号：US10771764B2

公开(公告)日：2020-09-08

申请号：US16447326

申请日：2019-06-20

Applicant: LG ELECTRONICS INC.

Inventor： Hyunmook Oh ,  Sejin Oh

IPC: H04N13/178 ,  H04N13/194 ,  H04L29/06 ,  H04N13/111

Abstract: A 360-degree video data processing method performed by a 360-degree video reception apparatus, according to the present invention, comprises the steps of: receiving 360-degree video data; deriving metadata and information on an encoded picture for a specific viewing position in specific viewing space based on the 360-degree video data; decoding the encoded picture based on the information on the encoded picture; and rendering the decoded picture based on the metadata, wherein the metadata includes viewing space information, and wherein the viewing space information includes information indicating a shape type of the specific viewing space.

公开(公告)号：US10419718B2

公开(公告)日：2019-09-17

申请号：US15321054

申请日：2015-07-10

Applicant: LG ELECTRONICS INC.

Inventor： Hyunmook Oh ,  Jongyeul Suh

IPC: H04N7/16 ,  H04N7/088 ,  H04N21/235 ,  H04N21/431 ,  H04N21/488 ,  H04N21/8543

Abstract: The present invention relates to a device and a method for transmitting and receiving a broadcast signal comprising a subtitling service. Provided in one embodiment of the present invention is a method for transmitting a broadcast signal, the method comprising the steps of: generating a broadcast signal comprising video data and subtitle data; and transmitting the generated broadcast signal. According to the embodiment of the present invention, a transport stream providing a digital broadcast subtitling service using an XML subtitle may be transmitted.

公开(公告)号：US10412422B2

公开(公告)日：2019-09-10

申请号：US15563920

申请日：2016-04-25

Applicant: LG Electronics Inc.

Inventor： Soojin Hwang ,  Sejin Oh ,  Jongyeul Suh ,  Hyunmook Oh

IPC: H04N21/235 ,  H04N21/238 ,  H04N21/434 ,  H04N21/435 ,  H04N21/845 ,  H04N21/2362

Abstract: The present invention suggests a method for transmitting a broadcasting signal. The method for transmitting a broadcasting signal, according to the present invention, suggests a system capable of supporting a next-generation broadcasting service in an environment which supports next-generation hybrid broadcasting, using a terrestrial broadcasting network and an Internet network. In addition, the present invention suggests an efficient signaling scheme which can cover both the terrestrial broadcasting network and the Internet network in an environment supporting next-generation hybrid broadcasting.

公开(公告)号：US10194182B2

公开(公告)日：2019-01-29

申请号：US15105318

申请日：2015-02-02

Applicant: LG ELECTRONICS INC.

Inventor： Joonhee Yoon ,  Soojin Hwang ,  Jongyeul Suh ,  Sunghyun Cho ,  Sangheon Lee ,  Youngwook Kang ,  Hyunmook Oh

IPC: H04N21/2387 ,  H04N21/854 ,  H04N21/4147 ,  H04N21/6379

Abstract: The present invention relates to a signal transmission and reception apparatus and a signal transmission and reception method. An embodiment of the present invention provides a signal transmission method comprising: a step (S110) of encoding video data; a step (S120) of encoding a file format including the encoded video data, wherein the file format includes pre-filtering information for trick play; and a step (S130) of transmitting data including the encoded file format. According to an embodiment of the present invention, it is possible to provide trick play for an encoded stream more efficiently.

公开(公告)号：US09973764B2

公开(公告)日：2018-05-15

申请号：US14908432

申请日：2014-09-05

Applicant: LG ELECTRONICS INC.

Inventor： Soojin Hwang ,  Jongyeul Suh ,  Hyunmook Oh ,  Joonhee Yoon

IPC: H04N19/30 ,  H04N21/2381 ,  H04N21/2343 ,  H04N21/845 ,  H04N19/44 ,  H04N21/236 ,  H04N21/2665 ,  H04N21/434 ,  H04N21/466 ,  H04N21/462 ,  H04N19/70

CPC classification number: H04N19/30 ,  H04N19/44 ,  H04N19/70 ,  H04N21/234327 ,  H04N21/23605 ,  H04N21/2381 ,  H04N21/2665 ,  H04N21/4343 ,  H04N21/4622 ,  H04N21/8451

Abstract: The present invention relates to a method and a device for transmitting and receiving advanced UHD broadcasting content in a digital broadcasting system. The method for transmitting and receiving advanced UHD broadcasting content, according to one embodiment of the present invention, comprises the steps of: encoding data of a base layer; encoding data of one or more enhancement layers; encoding broadcast network program metadata including information on an advanced UHD broadcast program transmitted through a broadcast network, and encoding IP network program metadata including information on an advanced UHD broadcast program transmitted through an IP network; packetizing the encoded data of the base layer and/or the data of a first enhancement layer into a broadcast packet; packetizing the encoded data of a second enhancement layer into an IP packet; transmitting the broadcast packet through the broadcast network; and transmitting the IP packet through the IP network.

公开(公告)号：US09894422B2

公开(公告)日：2018-02-13

申请号：US15112344

申请日：2015-02-17

Applicant: LG ELECTRONICS INC.

Inventor： Soojin Hwang ,  Jongyeul Suh ,  Hyunmook Oh

IPC: H04N21/6379 ,  H04N21/47 ,  H04N21/2362 ,  H04N5/232 ,  H04N21/4722 ,  H04N21/236 ,  H04N21/472 ,  H04N21/2368 ,  H04N21/2365 ,  H04N21/41 ,  H04N21/81 ,  H04N19/167 ,  H04N19/136 ,  H04N19/44 ,  H04N21/438 ,  H04N21/61 ,  H04N19/119 ,  H04N19/61 ,  H04N19/117 ,  H04N19/17 ,  H04N21/234 ,  H04N21/4728

CPC classification number: H04N21/6379 ,  H04N5/23238 ,  H04N19/117 ,  H04N19/119 ,  H04N19/136 ,  H04N19/167 ,  H04N19/17 ,  H04N19/44 ,  H04N19/61 ,  H04N21/21805 ,  H04N21/234 ,  H04N21/23418 ,  H04N21/236 ,  H04N21/23614 ,  H04N21/2362 ,  H04N21/2365 ,  H04N21/2368 ,  H04N21/4122 ,  H04N21/4382 ,  H04N21/47 ,  H04N21/472 ,  H04N21/4722 ,  H04N21/4728 ,  H04N21/6125 ,  H04N21/8153

Abstract: The present invention relates to a providing a method and/or an apparatus for transceiving a broadcast signal for a panorama broadcast service. The method for transmitting a broadcast signal, according to one embodiment of the present invention, comprises the steps of: encoding an image, multiplexing into a single broadcast stream, the encoded image and signaling information related to the image, wherein the signaling information includes signaling information related to a panoramic image; generating a broadcast signal including the multiplex broadcast stream; and transmitting the generated broadcast signal.

公开(公告)号：US09661294B2

公开(公告)日：2017-05-23

申请号：US14716411

申请日：2015-05-19

Applicant: LG Electronics Inc.

Inventor： Hyunmook Oh ,  Jongyeul Suh

IPC: H04N9/87 ,  G06F3/14 ,  H04N5/775 ,  H04N21/41 ,  H04N21/4363

CPC classification number: H04N9/8722 ,  G06F3/14 ,  G09G5/04 ,  G09G2320/066 ,  G09G2340/06 ,  G09G2370/04 ,  H04N5/775 ,  H04N21/4122 ,  H04N21/43632

Abstract: A video data processing method and/device for display adaptive video playback are disclosed. The video data processing method includes receiving video data and dynamic range mastering information including dynamic range related information of the video data from a source device via an interface, and playing the received video data back. The dynamic range mastering information includes electro optical transfer function, EOTF, type information for identifying an EOTF used for the video data.

公开(公告)号：US12236646B2

公开(公告)日：2025-02-25

申请号：US18018791

申请日：2021-08-12

Applicant: LG ELECTRONICS INC.

Inventor： Hyunmook Oh ,  Sejin Oh

IPC: G06T9/00 ,  H04N19/96

Abstract: A point cloud data transmission method according to embodiments comprises the steps of: encoding geometry data of point cloud data; encoding attribute data of the point cloud data on the basis of the geometry data; and transmitting the encoded geometry data, the encoded attribute data, and signaling data. The step of encoding the geometry data may comprise the steps of: dividing the geometry data into a plurality of compression units; generating, for each compression unit, a prediction tree on the basis of the geometry data within each compression unit; and compressing the geometry data within the compression unit by performing prediction on the basis of the prediction tree.