公开(公告)号：US11178436B2

公开(公告)日：2021-11-16

申请号：US16816485

申请日：2020-03-12

Applicant: LG ELECTRONICS INC.

Inventor： Sejin Oh ,  Jongyeul Suh ,  Soojin Hwang

IPC: H04N21/2362 ,  H04N21/41 ,  H04N21/488 ,  H04N21/84 ,  H04N21/845 ,  H04N21/854 ,  H04N21/235 ,  H04N21/236

Abstract: A method of transmitting at least one signal over a broadcast network, a broadband network or a hybrid network in a digital transmitter, the method includes generating service layer signaling (SLS) information for at least one service, the at least one service consisting of at least one continuous video component, at least one continuous audio component and at least one closed caption component; generating a service list table (SLT) for providing bootstrap information that allows a receiver to discover the SLS information for the at least one service; and transmitting the at least one signal. Further, the bootstrap information includes a destination IP address and a destination port of a MPEG media transport protocol (MMTP) session carrying MMTP-specific SLS, a MMTP message is delivered by the MMTP session signaled in the SLT, the MMTP message includes a caption asset descriptor, and the caption asset descriptor includes profile information for representing image captions or text captions.

公开(公告)号：US10887577B2

公开(公告)日：2021-01-05

申请号：US16304540

申请日：2017-05-19

Applicant: LG Electronics Inc.

Inventor： Sejin Oh ,  Jangwon Lee ,  Jongyeul Suh

IPC: H04N13/194 ,  H04N13/00 ,  H04N19/597 ,  H04N19/46 ,  H04N13/178 ,  H04N13/161 ,  H04N5/232 ,  H04N5/262 ,  H04N21/81

Abstract: A 360-degree video data processing method performed by an apparatus for transmitting a 360-degree video according to the present invention comprises the steps of: obtaining 360-degree video data captured by at least one camera; obtaining a 2D-based picture by processing the 360-degree video data; generating metadata associated with the 360-degree video data; encoding the picture; and performing processing for storing or transmitting the encoded picture and the metadata, wherein the metadata includes information on the central point of the picture, and the information on the central point of the picture indicates whether spherical coordinates in a spherical plane corresponding to the central point of the picture have a yaw value of 0 and a pitch value of 0, respectively.

公开(公告)号：US10368144B2

公开(公告)日：2019-07-30

申请号：US15322604

申请日：2015-07-10

Applicant: LG ELECTRONICS INC.

Inventor： Hyunmook Oh ,  Jongyeul Suh

IPC: H04N21/84 ,  H04N21/434 ,  H04N21/439 ,  H04N21/435 ,  H04N21/488 ,  H04N21/234 ,  H04N21/235 ,  H04N21/8543

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

公开(公告)号：US10349095B2

公开(公告)日：2019-07-09

申请号：US15568638

申请日：2016-05-09

Applicant: LG ELECTRONICS INC.

Inventor： Sejin Oh ,  Jongyeul Suh ,  Soojin Hwang

IPC: H04N7/173 ,  H04N21/2343 ,  H04N7/01 ,  H04N7/015 ,  H04N21/236 ,  H04N21/238 ,  H04N21/2665 ,  H04N21/2362 ,  H04N21/845 ,  H04N21/61

Abstract: A method for transmitting a broadcast signal is presented. In the method for transmitting a broadcast signal, according to the present invention, presented is a system, which can support a next-generation broadcast service in an environment supporting a next-generation hybrid broadcast using a terrestrial broadcast network and an Internet network. In addition, presented is an effective signaling method for covering both a terrestrial broadcast network and an Internet network in an environment supporting a next-generation hybrid broadcast.

公开(公告)号：US10230999B2

公开(公告)日：2019-03-12

申请号：US15101320

申请日：2014-12-16

Applicant: LG ELECTRONICS INC.

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

IPC: H04N21/236 ,  H04N21/84 ,  H04N21/854 ,  H04N21/2387 ,  H04N21/4147

Abstract: The present invention relates to a device for transmitting and receiving a signal and a method for transmitting and receiving a signal. One embodiment of the present invention provides a method for transmitting a signal, comprising the steps of: encoding video source data and outputting video data including a supplemental enhancement information (SEI) message having group of pictures (GOP) metadata; and transmitting the video data. According to the embodiment of the present invention, a trick play for an encoded stream can be more efficiently provided.

公开(公告)号：US09948963B2

公开(公告)日：2018-04-17

申请号：US14439180

申请日：2013-11-26

Applicant: LG ELECTRONICS INC.

Inventor： Soojin Hwang ,  Jongyeul Suh

IPC: H04N7/12 ,  H04N11/02 ,  H04N11/04 ,  H04N21/236 ,  H04N21/2343 ,  H04N21/81 ,  H04N21/434 ,  H04N19/34 ,  H04N19/70 ,  H04N19/46 ,  H04N19/117 ,  H04N19/187

CPC classification number: H04N21/23614 ,  H04N19/117 ,  H04N19/187 ,  H04N19/34 ,  H04N19/46 ,  H04N19/70 ,  H04N21/234327 ,  H04N21/4348 ,  H04N21/816

Abstract: The present invention relates to a method and an apparatus for transceiving a signal, the method being compatible with an existing HD-based 8-bit bit depth mode while supporting a UHD-based 10-bit bit depth mode, and comprising: multiplexing or inverse-multiplexing video data which can be displayed within the color gamut of any one bit depth from among a plurality of bit depths, and signaling information regarding the display so that the display is within the color gamut of any one bit depth from among the plurality of bit depths; and processing the multiplexed or inverse-multiplexed video data and signaling information.

公开(公告)号：US09936236B2

公开(公告)日：2018-04-03

申请号：US15035118

申请日：2014-11-21

Applicant: LG ELECTRONICS INC.

Inventor： Hyunmook Oh ,  Jangwoong Park ,  Jongyeul Suh ,  Seungryul Yang ,  Joonhee Yoon

IPC: H04N7/173 ,  H04N21/258 ,  H04N21/2343 ,  H04N21/4363 ,  H04N21/236 ,  H04N21/434 ,  H04N21/4402 ,  H04N21/45 ,  H04N7/015

CPC classification number: H04N21/25825 ,  H04N7/015 ,  H04N21/2343 ,  H04N21/236 ,  H04N21/434 ,  H04N21/43635 ,  H04N21/4402 ,  H04N21/4516

Abstract: The present invention relates to a video processing method and a video processing apparatus. An embodiment of the present invention provides a video processing method comprising the steps of: transmitting display related information on a display device to a source device through an interface; receiving video option information on a UHD video processed according to a video expression function of the display device through the interface; receiving the processed UHD video through the interface; and expressing the received UHD video on the display device.

公开(公告)号：US09930382B2

公开(公告)日：2018-03-27

申请号：US15111761

申请日：2015-02-10

Applicant: LG ELECTRONICS INC.

Inventor： Jongyeul Suh ,  Soojin Hwang ,  Gyoyoon Lee

IPC: H04N21/236 ,  H04N21/235 ,  H04N21/81 ,  H04N21/80 ,  H04N21/2365 ,  H04N21/23 ,  H04N21/2362 ,  H04N13/00 ,  H04N19/597 ,  H04N19/70 ,  H04N19/46 ,  H04N19/85 ,  H04N19/59 ,  H04N21/2343 ,  H04N21/2383 ,  H04N21/43 ,  H04N21/462 ,  H04N21/466

CPC classification number: H04N21/236 ,  H04N13/106 ,  H04N13/194 ,  H04N19/46 ,  H04N19/59 ,  H04N19/597 ,  H04N19/70 ,  H04N19/85 ,  H04N21/23 ,  H04N21/2343 ,  H04N21/235 ,  H04N21/2353 ,  H04N21/2356 ,  H04N21/23605 ,  H04N21/2362 ,  H04N21/2365 ,  H04N21/2383 ,  H04N21/43 ,  H04N21/4621 ,  H04N21/4668 ,  H04N21/80 ,  H04N21/81 ,  H04N21/8146 ,  H04N21/816

Abstract: The present invention relates to providing a method and/or an apparatus for transmitting/receiving a broadcast signal for a 3-dimensional (3D) broadcast service. The method for transmitting a broadcast signal according to one embodiment of the present invention comprises the steps of: downsampling each of a left picture frame, a right picture frame, a depth picture frame for the left picture frame and a depth picture frame for the right picture frame, and encoding a packed frame which packs at least one frame of the downsampled frames into one frame, generating a broadcast signal comprising signaling information for the encoded packed frame and a picture related to the packed frame; and sending the generated broadcast signal.

公开(公告)号：US09872041B2

公开(公告)日：2018-01-16

申请号：US14419883

申请日：2013-08-12

Applicant: LG ELECTRONICS INC.

Inventor： Jeehyun Choe ,  Jongyeul Suh

IPC: H04N19/597 ,  H04N13/00 ,  H04N19/44 ,  H04N19/70 ,  H04N19/46

CPC classification number: H04N19/597 ,  H04N13/161 ,  H04N19/44 ,  H04N19/46 ,  H04N19/70 ,  H04N2213/005

Abstract: The method for transmitting an image component for a 3D image according to one embodiment of the present invention comprises: a step of generating one or more texture image components and one or more depth map image components; a step of generating an SEI (supplemental enhancement information) message including a 3D layer information element for signaling layer information relating to coding between said one or more texture image components and one or more depth map image components; a step of generating an NAL unit including the SEI message including said 3D layer information element; and a step of generating a broadcast signal including said one or more texture image components, said one or more depth map image components and the NAL unit.

公开(公告)号：US09866812B2

公开(公告)日：2018-01-09

申请号：US15490940

申请日：2017-04-19

Applicant: LG Electronics Inc.

Inventor： Hyunmook Oh ,  Jongyeul Suh

IPC: H04N9/87 ,  G06F3/14 ,  H04N5/775 ,  G09G5/04

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.