公开(公告)号：US20220174374A1

公开(公告)日：2022-06-02

申请号：US17670231

申请日：2022-02-11

Applicant: LG ELECTRONICS INC.

Inventor： Seungjoo AN ,  Kyoungsoo MOON ,  Jinwon LEE ,  Woosuk KO ,  Sejin OH ,  Donghyun KANG ,  Sungryong HONG

IPC: H04N21/81 ,  H04N21/8358 ,  H04N21/462 ,  H04N21/858 ,  H04N21/41 ,  H04H20/93 ,  H04N21/2389 ,  H04N21/235

Abstract: A method of processing supplementary content in a digital receiving apparatus, includes connecting to an external device being different from a broadcaster; receiving uncompressed audio/video (A/V) content from the external device being different from the broadcaster; extracting audio watermark from the uncompressed A/V content, wherein the audio watermark includes domain type information, time information and event flag; constructing a first uniform resource locator (URL) based on the audio watermark, transmitting a request to a remote server based on the first URL; receiving a second URL for the supplementary content from the remote server, and presenting the supplementary content based on the second URL.

公开(公告)号：US20220095021A1

公开(公告)日：2022-03-24

申请号：US17542106

申请日：2021-12-03

Applicant: LG ELECTRONICS INC.

Inventor： Jinwon LEE ,  Kyoungsoo MOON ,  Woosuk KO ,  Minsung KWAK ,  Seungjoo AN ,  Sungryong HONG

IPC: H04N21/81 ,  H04N7/08 ,  H04N7/015 ,  H04N21/6547 ,  H04N21/2362 ,  H04N21/61 ,  H04N21/858

Abstract: A digital broadcast receiver for receiving a broadcast signal, includes a tuner configured to receive the broadcast signal including service data in a broadcast signal and application signaling information, wherein the application signaling information includes a URL (Uniform Resource Locator) of an entry page of a broadcaster application for the digital broadcast receiver, a cache configured to store a content for the broadcaster application and a processor configured to launch the broadcaster application based on the application signaling information, wherein the entry page of the broadcaster application is loaded based on the URL, and the URL is used to point to a server.

公开(公告)号：US20210400331A1

公开(公告)日：2021-12-23

申请号：US17466802

申请日：2021-09-03

Applicant: LG ELECTRONICS INC.

Inventor： Jinwon LEE ,  Seungryul YANG ,  Woosuk KO ,  Sungryong HONG ,  Minsung KWAK ,  Kyoungsoo MOON ,  Seungjoo AN

IPC: H04N21/436 ,  H04N21/478 ,  H04N21/2362 ,  H04N21/41 ,  H04N21/462 ,  H04N21/81 ,  H04N21/8543 ,  H04N21/858

Abstract: A companion device interoperating with a broadcast reception device for receiving a broadcast signal, can include a communication device configured to connect the companion device with the broadcast reception device, in which the broadcast signal includes emergency alert information and service information for a broadcast service, and the service information includes service identification information for identifying the broadcast service and name information of the broadcast service, and the emergency alert information and the service information are carried in Internet Protocol (IP) packets having a same IP address; and a controller configured to receive the emergency alert information from the broadcast reception device, the emergency alert information including identifier information for the emergency alert information, category information of the emergency alert information, and priority information for the emergency alert information, and the controller receiving information for components of the broadcast service.

公开(公告)号：US20210344986A1

公开(公告)日：2021-11-04

申请号：US17342193

申请日：2021-06-08

Applicant: LG Electronics Inc.

Inventor： Seungryul YANG ,  Jinwon LEE ,  Kyoungsoo Moon ,  Woosuk KO ,  Sungryong HONG

IPC: H04N21/41 ,  H04N21/478 ,  H04N21/434 ,  H04N21/482 ,  H04N21/858

Abstract: The present invention proposes a method for transmitting a broadcasting signal. The method for transmitting a broadcasting signal according to the present invention proposes a system which can support a next generation broadcasting service in an environment that supports next generation hybrid broadcasting using a terrestrial broadcasting network and an Internet network. Further, in the environment that supports the next generation hybrid broadcasting, the present invention proposes an efficient signaling scheme which can cover both the terrestrial broadcasting network and the Internet network.

公开(公告)号：US20210295567A1

公开(公告)日：2021-09-23

申请号：US17182933

申请日：2021-02-23

Applicant: LG Electronics Inc.

Inventor： Jinwon LEE ,  Sejin OH

IPC: G06T9/00 ,  G06T3/40 ,  G06T17/20

Abstract: Disclosed herein is a transmitting method and a receiving method of point cloud data. The transmitting method may include encoding point cloud data, encapsulating a bitstream that includes the encoded point cloud data into a file, and transmitting the file, the point cloud data include at least geometry data, attribute data, or an occupancy map data, the bitstream is stored in multiple tracks of the file, the file further includes signaling data, and the signaling data include spatial region information of the point cloud data.

公开(公告)号：US20210227232A1

公开(公告)日：2021-07-22

申请号：US17080275

申请日：2020-10-26

Applicant: LG Electronics Inc.

Inventor： Sejin OH ,  Jinwon LEE

IPC: H04N19/17 ,  G06T9/00 ,  G06T17/05 ,  H04N19/31

Abstract: Disclosed herein is a point cloud data transmission method including encoding the point cloud data, encapsulating the point cloud data, and transmitting point cloud data. Disclosed herein is a point cloud data reception device including a receiver configured to receive the point cloud data, a decapsulator configured to decapsulate the point cloud data, and a decoder configured to decode the point cloud data.

公开(公告)号：US20200304878A1

公开(公告)日：2020-09-24

申请号：US16894119

申请日：2020-06-05

Applicant: LG ELECTRONICS INC.

Inventor： Seungjoo AN ,  Seungryul YANG ,  Woosuk KO ,  Jinwon LEE ,  Kyoungsoo MOON ,  Sungryong HONG ,  Minsung KWAK

IPC: H04N21/482 ,  H04N21/43 ,  H04N21/45 ,  H04N21/236 ,  H04N21/41 ,  H04N21/426 ,  H04N21/262 ,  H04L27/26 ,  H04L29/06 ,  H04N21/2383 ,  H04N21/61 ,  H04N21/63

Abstract: A method of transmitting broadcast data by a broadcast receiver that is connected to a companion device. The method includes receiving a broadcast signal including service data and Electronic Service Guide (ESG) information for the service data; time deinterleaving the service data and the ESG information; decoding the service data and the ESG information; and transmitting the ESG information to the companion device. Further, content information is acquired based on the ESG information, the content information representing component information including at least one of a video component element describing a role of a video component, an audio component element describing a role of an audio component, a closed caption component element describing a role of a closed caption component, or an application component element describing a role of an application component, and the content information further representing a capability element for the at least one of the video component or the audio component.

公开(公告)号：US20200177946A1

公开(公告)日：2020-06-04

申请号：US16781684

申请日：2020-02-04

Applicant: LG ELECTRONICS INC.

Inventor： Jinwon LEE ,  Seungryul YANG ,  Woosuk KO ,  Sungryong HONG ,  Minsung KWAK ,  Kyoungsoo MOON ,  Seungjoo AN

IPC: H04N21/436 ,  H04N21/41 ,  H04N21/2362 ,  H04N21/478 ,  H04N21/858 ,  H04N21/8543 ,  H04N21/81 ,  H04N21/462

Abstract: A companion device interoperating with a broadcast reception device for receiving a broadcast service, includes a communication device configured to connect the companion device with the broadcast reception device; and a controller configured to receive emergency alert information from the broadcast reception device, the emergency alert information including identifier information for the emergency alert information, category information of the emergency alert information, and priority information for the emergency alert information, wherein a value of the priority information represents one of 5 levels of priority of the emergency alert information, the 5 levels represents the priority from low priority to high priority, and in response to a change of the priority, the controller receives changed emergency alert information including changed priority information of which a value represents a level of the changed priority.

公开(公告)号：US20190327583A1

公开(公告)日：2019-10-24

申请号：US16458725

申请日：2019-07-01

Applicant: LG ELECTRONICS INC.

Inventor： Jinwon LEE ,  Seungryul YANG ,  Sejin OH ,  Woosuk KO ,  Seungjoo AN ,  Kyoungsoo MOON ,  Sungryong HONG

IPC: H04W4/06 ,  H04H20/59

Abstract: A broadcast receiving apparatus may comprise: a broadcast interface for receiving a broadcast signal comprising an emergency alert message and signaling information indicating metadata for the emergency alert message; a control unit for generating an emergency alert multicast message comprising attributes of the emergency alert message on the basis of the broadcast signal; and a companion screen interface for transferring the emergency alert multicast message to at least one companion screen device in a multicast mode.

公开(公告)号：US20190306582A1

公开(公告)日：2019-10-03

申请号：US16447432

申请日：2019-06-20

Applicant: LG ELECTRONICS INC.

Inventor： Seungjoo AN ,  Seungryul YANG ,  Woosuk KO ,  Jinwon LEE ,  Kyoungsoo MOON ,  Sungryong HONG ,  Minsung KWAK

IPC: H04N21/482 ,  H04N21/426 ,  H04N21/41 ,  H04N21/262 ,  H04N21/63 ,  H04L29/06 ,  H04L27/26 ,  H04N21/236 ,  H04N21/2383 ,  H04N21/61 ,  H04N21/45 ,  H04N21/43

Abstract: A method of transmitting broadcast data by a broadcast receiver includes connecting the broadcast receiver with a companion device; receiving a request for Electronic Service Guide (ESG) data from the companion device; and transmitting the broadcast data including partial or full ESG information of the ESG data to the companion device based on a type of the request. The ESG data includes a content fragment including an extension element including a component element, and the component element including at least one of a video component element describing a role of a video component, an audio component element describing a role of an audio component, a closed caption component element describing a role of a closed caption component, or an application component element describing a role of an application component, and a capability element for the at least one of the video component or the audio component.