公开(公告)号：US12113567B2

公开(公告)日：2024-10-08

申请号：US18024668

申请日：2020-09-03

Applicant: LG Electronics Inc.

Inventor： Sungho Park ,  Kwansoo Kim ,  Sunam Kim ,  Jeongin Kim ,  Jaehwan Kim ,  Sungryong Hong

IPC: H04B1/40 ,  H03M7/16

CPC classification number: H04B1/40 ,  H03M7/16

Abstract: A wireless signal digital conversion device includes: a plurality of RF signal processing units for receiving wireless signals, and adjusting the voltage levels of the wireless signals based on automatic gain values; a plurality of unit ADCs for receiving in-phase signals and quadrature phase signals of the RF signal processing units, and performing analog-to-digital conversion based on different differential reference voltages; an encoder unit for generating binary data having less bits than binary data outputted from the unit ADCs based on the binary data outputted from the unit ADCs; and an automatic gain control unit for generating automatic gain values based on the output of a spatial ADC. A terminal can be linked to an artificial intelligence module, a drone (unmanned aerial vehicle (UAV)), a robot, an augmented reality (AR) device, a virtual reality (VR) device, a device related to 6G services, and the like.

公开(公告)号：US11888916B2

公开(公告)日：2024-01-30

申请号：US17827129

申请日：2022-05-27

Applicant: LG ELECTRONICS INC

Inventor： Minsung Kwak ,  Kyoungsoo Moon ,  Jangwon Lee ,  Woosuk Ko ,  Sungryong Hong

IPC: H04N21/2362 ,  H04N21/84 ,  H04N21/434 ,  H04H60/73 ,  H04L65/70 ,  H04L65/611 ,  H04H20/93 ,  H04L65/75 ,  H04N21/45 ,  H04N21/61

CPC classification number: H04L65/762 ,  H04H20/93 ,  H04H60/73 ,  H04L65/611 ,  H04L65/70 ,  H04N21/2362 ,  H04N21/4345 ,  H04N21/4516 ,  H04N21/6112 ,  H04N21/84

Abstract: A method for generating and processing a broadcast signal according to an embodiment of the present invention includes encoding broadcast data for one or more broadcast services, encoding first level signaling information including information describing properties of the one or more broadcast services, encoding second level signaling information including information for scanning the one or more broadcast services and generating a broadcast signal including the broadcast data, the first level signaling information and the second level signaling information, wherein the first level signaling information includes user service description (USD) information describing service layer properties with respect to the broadcast services, wherein the USD information includes capability information specifying capabilities necessary to present broadcast content of the broadcast services.

公开(公告)号：US11743521B2

公开(公告)日：2023-08-29

申请号：US17876322

申请日：2022-07-28

Applicant: LG ELECTRONICS INC.

Inventor： Sangchul Moon ,  Woosuk Ko ,  Sungryong Hong ,  Jinwoo Kim ,  Jongwoong Shin

IPC: H04L1/00 ,  H04N21/2362 ,  H04L27/26 ,  H04N21/236 ,  H04N21/2381 ,  H04N21/2383 ,  H04N21/414 ,  H04N21/434 ,  H04N21/438 ,  H04N21/61 ,  H03M13/11 ,  H03M13/27 ,  H03M13/00 ,  H04B7/0456 ,  H04L5/00

CPC classification number: H04N21/2362 ,  H03M13/1148 ,  H03M13/2792 ,  H03M13/616 ,  H04B7/0456 ,  H04L1/0041 ,  H04L1/0045 ,  H04L1/0057 ,  H04L1/0058 ,  H04L1/0061 ,  H04L1/0071 ,  H04L5/0007 ,  H04L27/2601 ,  H04L27/2627 ,  H04L27/2649 ,  H04N21/2381 ,  H04N21/2383 ,  H04N21/23614 ,  H04N21/41407 ,  H04N21/4345 ,  H04N21/4381 ,  H04N21/4382 ,  H04N21/6131

Abstract: The present invention provides an apparatus of transmitting broadcast signals, the apparatus including, an encoder for encoding service data, a frame builder for building at least one signal frame by mapping the encoded service data, a modulator for modulating data in the built at least one signal frame by an Orthogonal Frequency Division Multiplexing, OFDM, scheme and a transmitter for transmitting the broadcast signals having the modulated data.

公开(公告)号：US11696000B2

公开(公告)日：2023-07-04

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 ,  H04N21/2383 ,  H04N21/643 ,  H04N21/8547 ,  H04H60/13

CPC classification number: H04N21/8133 ,  H04H20/93 ,  H04N21/2353 ,  H04N21/23892 ,  H04N21/4126 ,  H04N21/4622 ,  H04N21/8358 ,  H04N21/8586 ,  H04H60/13 ,  H04H2201/50 ,  H04N21/2383 ,  H04N21/64322 ,  H04N21/8547

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：US11665385B2

公开(公告)日：2023-05-30

申请号：US17164310

申请日：2021-02-01

Applicant: LG Electronics Inc.

Inventor： Jangwon Lee ,  Sejin Oh ,  Kyoungsoo Moon ,  Woosuk Ko ,  Sungryong Hong

IPC: H04N21/238 ,  H04N21/462 ,  H04N21/61 ,  H04N21/8547 ,  H04N21/63 ,  H04N21/43

CPC classification number: H04N21/238 ,  H04N21/43072 ,  H04N21/4622 ,  H04N21/6106 ,  H04N21/631 ,  H04N21/8547

Abstract: The present invention relates to an apparatus for supporting hybrid broadcasting in a digital broadcasting system. The present invention provides an apparatus for receiving a broadcast content via one or more networks. The apparatus comprises a broadcast network interface for receiving a broadcast stream including a first portion of the broadcast content via a broadcast network; a heterogeneous network interface for receiving a heterogeneous stream including a second portion of the broadcast content via a heterogeneous network; and wherein the broadcast stream further includes timeline reference signaling information containing metadata for synchronizing streams transmitted via the one or more networks, and wherein the timeline reference signaling information includes at least one timeline reference information reconstituting timeline of at least one of the broadcast stream and the heterogeneous stream, a processor for configuring the broadcast content using the broadcast stream and the heterogeneous stream based on the timeline reference signaling information. The present invention is effective in easily synchronizing transport streams transmitted through each of heterogeneous networks.

公开(公告)号：US11570494B2

公开(公告)日：2023-01-31

申请号：US17083101

申请日：2020-10-28

Applicant: LG ELECTRONICS INC.

Inventor： Minsung Kwak ,  Seungryul Yang ,  Kyoungsoo Moon ,  Woosuk Ko ,  Sungryong Hong

IPC: H04N21/2362 ,  H04N21/41 ,  H04N21/45 ,  H04N21/258 ,  H04N21/482 ,  H04N21/462 ,  H04N21/234 ,  H04N21/235 ,  H04N21/472 ,  H04N21/2389 ,  H04N21/434 ,  H04N21/233 ,  H04N21/262 ,  H04N21/439 ,  H04N21/44 ,  H04N21/488 ,  H04N21/81

Abstract: An apparatus for receiving a broadcast signal, includes a receiver configured to receive the broadcast signal including physical layer signaling data, signaling data, content data and service guide information, wherein the signaling data is included in a signal frame indicated by the physical layer signaling data, wherein the signaling data includes mapping information between a service and a PLP, and information supporting channel scanning and service acquisition, wherein the service guide information includes a service fragment having information about the broadcast service and a content fragment having information about content data of the broadcast service, wherein the content fragment further includes a content-level PrivateExt element having component information of the content data, wherein the component information includes information for a component in the broadcast service, and wherein the component is one of a video component, an audio component, and a closed caption component (CC).

公开(公告)号：US11569846B2

公开(公告)日：2023-01-31

申请号：US17148049

申请日：2021-01-13

Applicant: LG ELECTRONICS INC.

Inventor： Jongseob Baek ,  Jongwoong Shin ,  Jaehyung Kim ,  Woosuk Ko ,  Sungryong Hong

IPC: H04L27/26 ,  H03M13/27 ,  H04L1/00 ,  H04L5/00 ,  H03M13/09 ,  H03M13/11 ,  H03M13/15 ,  H03M13/25 ,  H03M13/29

Abstract: A method and an apparatus for transmitting broadcast signals thereof are disclosed. The apparatus for transmitting broadcast signals comprises an encoder for encoding service data, a mapper for mapping the encoded service data into a plurality of OFDM (Orthogonal Frequency Division Multiplex) symbols to build at least one signal frame, a frequency interleaver for frequency interleaving data in the at least one signal frame by using a different interleaving-seed which is used for every OFDM symbol pair comprised of two sequential OFDM symbols, a modulator for modulating the frequency interleaved data by an OFDM scheme and a transmitter for transmitting the broadcast signals having the modulated data, wherein the different interleaving-seed is generated based on a cyclic shifting value and wherein an interleaving seed is variable based on an FFT size of the modulating.

公开(公告)号：US11483599B2

公开(公告)日：2022-10-25

申请号：US17157415

申请日：2021-01-25

Applicant: LG ELECTRONICS INC.

Inventor： Seungryul Yang ,  Minsung Kwak ,  Kyoungsoo Moon ,  Woosuk Ko ,  Sungryong Hong

IPC: H04N21/235 ,  H04N21/44 ,  H04N21/462 ,  H04N21/4722 ,  H04N21/61 ,  H04N21/858 ,  H04N21/435 ,  H04N21/643 ,  H04N21/8358 ,  H04N21/2389

Abstract: A method of processing information in a digital receiver connected to an external input source includes receiving uncompressed data of a broadcast service from the external input source, the broadcast service delivered based on either a Real-Time Object Delivery over Unidirectional Transport (ROUTE) protocol or an MPEG Media Transport (MMT) protocol; extracting an audio watermark from the uncompressed data; making a request to a specific server using domain type and server code of the audio watermark to form a first URL; receiving a recovery file including a second URL used to retrieve signaling files needed to access and present a supplementary content; retrieving the signaling files using the second URL in the recovery file; and presenting the supplementary content based on the signaling files. Further, timing information included in the recovery file is used to synchronize the supplementary content with the uncompressed data from the external input source.

公开(公告)号：USRE49255E1

公开(公告)日：2022-10-18

申请号：US16749726

申请日：2020-01-22

Applicant: LG ELECTRONICS INC.

Inventor： Jaeho Hwang ,  Woosuk Ko ,  Sungryong Hong

IPC: H04L27/26 ,  H04L5/00 ,  H04L1/00 ,  H04N21/236

Abstract: Disclosed is a method for transmitting a broadcast signal. The method comprises formatting input streams with multiple data transmission channels, and the formatting step comprises adding a header indicating a format of a payload of the BBF.

公开(公告)号：US11349601B2

公开(公告)日：2022-05-31

申请号：US17156165

申请日：2021-01-22

Applicant: LG ELECTRONICS INC.

Inventor： Minsung Kwak ,  Kyoungsoo Moon ,  Jangwon Lee ,  Woosuk Ko ,  Sungryong Hong

IPC: G06F16/2453 ,  G06F16/22 ,  G06F16/2455 ,  G06F16/901 ,  G06F9/4401 ,  G06F9/50 ,  H04L67/10 ,  G06F3/06 ,  G06F12/0893 ,  G06F16/17 ,  G06F11/10 ,  G06F12/109 ,  G06F16/23 ,  G06F16/242 ,  H03M7/30 ,  G06F16/2457 ,  G06F16/2458 ,  G06F16/27 ,  G06F7/24 ,  H04L1/00 ,  H04N21/235 ,  H04N21/236 ,  H04N21/2383 ,  H04L65/611 ,  H04L65/60

Abstract: A method for transmitting a signal in a digital transmitter, includes generating at least one component for at least one service in a processor, wherein the at least one component relates to an audio component or a video component, generating at least one signaling data in the processor, wherein the at least one signaling data includes a broadcast stream ID for identifying one or more broadcast streams comprising the at least one service, first capability information for presenting all services in the at least one signaling data, a service ID for identifying the at least one service, and second capability information for presenting a specific service related to the service ID information and transmitting the signal comprising the at least one signaling data and the at least one component in a transmitting module, wherein the at least one component is carried via at least one physical layer pipe.