公开(公告)号：US10320669B2

公开(公告)日：2019-06-11

申请号：US15818939

申请日：2017-11-21

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Sejin Oh ,  Kyoungsoo Moon

IPC: H04H60/07 ,  H04L29/06 ,  H04N21/234 ,  H04L12/741 ,  H04N21/2343 ,  H04N21/238

Abstract: An apparatus for receiving a broadcast signal, the apparatus includes a tuner configured to receive a broadcast signal; and a hardware processor configured to: process the broadcast signal to output a link layer packet, decapsulate the link layer packet to output a plurality of output packets comprising service data for a broadcast service, and decode the output packets to output the service data for the broadcast service, wherein the link layer packet includes a header and a payload including the service data of the output packets, wherein the header includes a base header having a first length field, wherein the header further includes an additional header for concatenation and the payload includes concatenated output packets, the additional header includes a second length field, and a concatenation of the first length field and the second length field indicates a total length of the payload.

公开(公告)号：US10200513B2

公开(公告)日：2019-02-05

申请号：US15072079

申请日：2016-03-16

Applicant: LG ELECTRONICS INC.

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

IPC: H04L29/08 ,  H04N21/2389 ,  H04N21/643 ,  H04N21/2362 ,  H04L12/911 ,  H04L29/06 ,  H04L12/18 ,  H04W4/06

Abstract: A method for processing transmission of a broadcast signal is disclosed. The method includes generating broadcast data for one or more broadcast services, generating first level signaling information including information for describing attribute of the one or more broadcast services, generating second level signaling information including information for listing the one or more broadcast service, generating link layer packets including the encoded broadcast data, the first level signaling information, and the second level signaling information, and generating a broadcast signal including the generated link layer packets.

公开(公告)号：US09979987B2

公开(公告)日：2018-05-22

申请号：US15116450

申请日：2015-10-12

Applicant: LG ELECTRONICS INC.

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

IPC: H04L12/28 ,  H04N21/2362 ,  H04N21/43 ,  H04N21/2385 ,  H04N21/64 ,  H04N21/643 ,  H04N21/2343 ,  H04N21/845 ,  H04N21/8543 ,  H04H60/73

CPC classification number: H04N21/2362 ,  H04H60/73 ,  H04N21/23439 ,  H04N21/2385 ,  H04N21/43 ,  H04N21/64 ,  H04N21/64322 ,  H04N21/8456 ,  H04N21/8543

Abstract: The present invention proposes a method for transmitting a broadcast signal. The method for transmitting a broadcast signal according to the present invention proposes a system capable of supporting next-generation broadcast service in an environment supporting a next-generation hybrid broadcast which uses a terrestrial broadcasting network and an internet network. Also, the present invention proposes an efficient signaling method which can encompass both the terrestrial broadcasting network and the internet network in an environment supporting next-generation hybrid broadcast.

公开(公告)号：US09853895B2

公开(公告)日：2017-12-26

申请号：US14906823

申请日：2015-08-11

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Sejin Oh ,  Kyoungsoo Moon

IPC: G01R31/08 ,  H04L12/741 ,  H04N21/234 ,  H04N21/2343 ,  H04L29/06

CPC classification number: H04L45/74 ,  H04H60/07 ,  H04L69/22 ,  H04N21/234 ,  H04N21/2343 ,  H04N21/238

Abstract: Provided is a method for transmitting a broadcast signal, the method including generating a plurality of input packets including broadcast data, generating at least one link layer packet using the input packets, wherein a header of the link layer packet includes packet type information and first length information, the packet type information indicates a type of an input packet included in a payload of the link layer packet, and the first length information indicates a length of the payload, generating a broadcast signal using the link layer packet, and transmitting the broadcast signal.

公开(公告)号：US11792304B2

公开(公告)日：2023-10-17

申请号：US17941503

申请日：2022-09-09

Applicant: LG Electronics Inc.

Inventor： Woosuk Kwon ,  Joonhee Yoon ,  Minsung Kwak

IPC: H04L69/04 ,  H04L69/164 ,  H04L69/168 ,  H04L69/16 ,  H04L69/22

CPC classification number: H04L69/04 ,  H04L69/164 ,  H04L69/168 ,  H04L69/169 ,  H04L69/22

Abstract: A broadcast signal transmission method comprises outputting an RoHC channel that includes one or more RoHC streams and a signaling table that includes information related to header compression by performing header compression for Internet Protocol (IP) packets, which include broadcast data, in accordance with an adaptation mode, a header of each IP packet including an IP header and a User Datagram Protocol (UDP) header, generating at least one first link layer packet that includes the RoHC channel and generating at least one second link layer packet that includes the signaling table, and physical layer processing the at least one first link layer packet and the at least one second link layer packet and transmitting through one or more Physical Layer Pipes (PLPs), wherein the signaling table includes adaptation mode information indicating the adaptation mode, and each RoHC stream in the RoHC channel includes RoHC packets.

公开(公告)号：US11606293B2

公开(公告)日：2023-03-14

申请号：US17314886

申请日：2021-05-07

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Minsung Kwak ,  Sejin Oh ,  Kyoungsoo Moon

IPC: H04L12/741 ,  H04L45/74 ,  H04L12/18 ,  H04L69/324 ,  H04L69/22 ,  H04L9/40 ,  H04L47/34

Abstract: A method of transmitting a broadcast signal, includes processing one or more input packets to generate one or more link layer packets, a link layer packet including a header and a payload, the header including packet type information representing a type of an input packet in the payload and payload configuration information representing a configuration of the payload, the payload configuration information representing whether the link layer packet carries a single input packet or not, wherein the type of the input packet is either an Internet Protocol (IP) packet or a Movie Picture Exports Group (MPEG) Transport Stream (TS) packet, the payload configuration information is set to 0 (zero) in response to a layer packet including a single input packet, and 1 in response to a link layer packet including more than one input packet or a segmented part of one input packet, in response to the link layer packet including the single input packet, the header includes header mode information, the header mode information is set to 0 (zero) in response to a payload length that is less than 2048 bytes, 1 in response to a payload length that is larger than 2047 bytes; processing the one or more link layer packets to generate the broadcast signal; and transmitting the broadcast signal.

公开(公告)号：US20220200841A1

公开(公告)日：2022-06-23

申请号：US17582370

申请日：2022-01-24

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Minsung Kwak ,  Kyoungsoo Moon

IPC: H04L69/323 ,  H04L9/40 ,  H04L65/40 ,  H04N21/234 ,  H04N21/2383 ,  H04N21/643 ,  H04N21/2362 ,  H04L69/04 ,  H04L41/0226 ,  H04L69/08

Abstract: A method for transmitting a broadcast signal is disclosed. The method for transmitting a broadcast signal according to an embodiment of the present invention includes link layer processing IP/UDP data to output a link layer packet, and physical layer processing the link layer packet based on a PLP.

公开(公告)号：US11310094B2

公开(公告)日：2022-04-19

申请号：US16952871

申请日：2020-11-19

Applicant: LG Electronics Inc.

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

IPC: G06F15/16 ,  H04L67/51 ,  H04L65/611 ,  H04L65/60 ,  H04L67/02 ,  H04L69/323

Abstract: Disclosed is a method for transmitting a broadcast signal. A method for transmitting a broadcast signal according to an embodiment of the present invention comprises the steps of: delivery layer processing broadcasting service data and signaling information for the broadcasting service data; UDP/IP encapsulating the broadcasting service data and signaling information for the broadcasting service data; and physical layer processing the broadcasting service data and signaling information for the broadcasting service data.

公开(公告)号：US11309982B2

公开(公告)日：2022-04-19

申请号：US17192581

申请日：2021-03-04

Applicant: LG ELECTRONICS INC.

Inventor： Sejin Oh ,  Woosuk Ko ,  Sungryong Hong ,  Minsung Kwak ,  Woosuk Kwon ,  Jangwon Lee

IPC: H04H20/95 ,  H04N21/2383 ,  H04N21/236 ,  H04N21/438 ,  H04N21/434 ,  H04H60/73 ,  H04L29/06 ,  H04L65/1066 ,  H04L65/611

Abstract: A broadcast signal transmission method includes encoding service data of a service and service layer signaling information that are delivered over a Real-Time Object Delivery over Unidirectional Transport (ROUTE) session, wherein the service layer signaling information includes transport session information containing transport session identifier (TSI) information for the service data and wherein a value of TSI information for the service layer signaling information is zero; and encoding signaling information for one or more services including the service, wherein the signaling information includes one or more service element entries corresponding to the one or more services, wherein a service element entry corresponding to the service includes service information related to the service, and wherein the service information includes service identification information for identifying the service, first version information for indicating a change of the service information, short name information of the service and access information of the ROUTE session.

公开(公告)号：US11159657B2

公开(公告)日：2021-10-26

申请号：US16807417

申请日：2020-03-03

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Sejin Oh ,  Woosuk Ko ,  Sungryong Hong ,  Kyoungsoo Moon

IPC: H04L29/08 ,  H04H60/73 ,  H04L29/06 ,  H04N21/2362

Abstract: A method for transmitting a broadcast signal in a broadcast transmitter includes generating a link layer packet including a header and a payload; and transmitting the broadcast signal carrying the link layer packet. Further, the header includes a fixed header having a fixed length and the fixed header includes packet type information of input data before encapsulation into the link layer packet, further the input data relates to an IP packet or MPEG-2 transport stream.