公开(公告)号：US10582023B2

公开(公告)日：2020-03-03

申请号：US14913962

申请日：2015-01-09

Applicant: LG ELECTRONICS INC.

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

IPC: H04N21/2362 ,  H04L29/06 ,  H04L29/08 ,  H04N21/434

Abstract: Disclosed are a method and apparatus for transmitting/receiving a broadcast signal including a robust header compression (RoHC) packet stream and fast information. The method for transmitting a broadcast signal includes encoding broadcast data, generating a packet including the encoded broadcast data, generating a robust header compression (RoHC) packet by performing RoHC on a header of the generated packet, generating fast information including configuration information of a broadcast stream and broadcast service related information and transmitting the fast information through a second channel, and transmitting the broadcast stream including the generated RoHC packet through a second channel.

公开(公告)号：US10470240B2

公开(公告)日：2019-11-05

申请号：US15880802

申请日：2018-01-26

Applicant: LG ELECTRONICS INC.

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

IPC: H04W76/40 ,  H04L1/00 ,  H04H60/48 ,  H04W4/06 ,  H04W48/10 ,  H04H20/26 ,  H04H60/73 ,  H04W48/12 ,  H04W76/11

Abstract: A method of transmitting a broadcast signal, the method includes generating, by a broadcast transmitter, service data of a service and service signaling information for acquiring the service and components of the service; generating, by the broadcast transmitter, signaling data for rapid service scan, the signaling data including: a first service identifier identifying the service, and protection information indicating whether a component of the service is protected; generating, by the broadcast transmitter, physical layer pipes (PLPs) carrying the service data and the service signaling information, the generated PLPs carrying the signaling data; and transmitting, by the broadcast transmitter, a broadcast signal carrying a signal frame carrying the generated PLPs, wherein the signaling data further includes information for identifying where the service signaling information is transmitted.

公开(公告)号：US10419792B2

公开(公告)日：2019-09-17

申请号：US15468408

申请日：2017-03-24

Applicant: LG ELECTRONICS INC.

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

IPC: H04N21/2362 ,  H04N21/234 ,  H04N21/2343 ,  H04N21/236 ,  H04H60/07 ,  H04H60/73 ,  H04N21/2383 ,  H04N21/6332 ,  H04L29/12 ,  H04L29/06 ,  H04N21/643 ,  H04N21/858

Abstract: A broadcasting signal transmission processing method according to an embodiment of the present invention comprises the steps of: generating one or more first layer data units including first level signaling data and broadcasting data for a broadcasting service; generating one or more second layer data units including the one or more first layer data units and second level signaling data; and generating a broadcasting signal including the one or more second layer data units.

公开(公告)号：US10063674B2

公开(公告)日：2018-08-28

申请号：US15112011

申请日：2015-04-29

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Sejin Oh ,  Kyoungsoo Moon

IPC: H04L29/08 ,  H04L29/06 ,  H04N21/2362 ,  H04N21/2381 ,  H04N21/414 ,  H04N21/434 ,  H04N21/435 ,  H04N21/438 ,  H04N21/61 ,  H04N21/643

CPC classification number: H04L69/324 ,  H04L69/04 ,  H04L69/14 ,  H04L2212/00 ,  H04N21/2362 ,  H04N21/2381 ,  H04N21/41407 ,  H04N21/4345 ,  H04N21/435 ,  H04N21/4381 ,  H04N21/6112 ,  H04N21/6131 ,  H04N21/6143 ,  H04N21/64322 ,  Y02D50/30

Abstract: A method and apparatus for transmitting and receiving a broadcast signal including a robust header compression (RoHC) packet stream are disclosed. The broadcast signal transmitting method includes compressing a header of an IP packet included in an IP packet stream to output an RoHC (Robust Header Compression) packet stream, generating a signaling packet including information of at least one RoHC packets included the RoHC packet stream, wherein the signaling packet includes a signaling packet header and a signaling packet payload, wherein the signaling packet header includes signaling information that is included in the signaling packet payload, transporting the signaling packet through a first channel and transporting the RoHC packet stream through a second channel.

公开(公告)号：US10063673B2

公开(公告)日：2018-08-28

申请号：US14916506

申请日：2015-12-02

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Kyoungsoo Moon ,  Minsung Kwak

IPC: H04N21/235 ,  H04N21/2362 ,  H04N21/43 ,  H04L29/06 ,  H04L29/08 ,  H04N21/236 ,  H04N21/472 ,  H04L12/741 ,  H04N21/2381 ,  H04N21/434 ,  H04N21/438 ,  H04N21/643

CPC classification number: H04L69/324 ,  H04L45/74 ,  H04L69/22 ,  H04N21/236 ,  H04N21/2362 ,  H04N21/2381 ,  H04N21/434 ,  H04N21/4345 ,  H04N21/4381 ,  H04N21/472 ,  H04N21/64322

Abstract: Methods and apparatuses for transmitting and receiving a broadcast signal are disclosed. The broadcast signal transmission method includes generating a plurality of input packets including broadcast data, generating at least one link layer packet using the generated input packets, generating a broadcast signal including the generated at least one link layer packet, and transmitting the generated broadcast signal.

公开(公告)号：US10057211B2

公开(公告)日：2018-08-21

申请号：US14915041

申请日：2015-12-08

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Minsung Kwak ,  Kyoungsoo Moon

IPC: H04L12/741 ,  H04L29/06 ,  H04N21/236 ,  H04N21/435 ,  H04L29/12 ,  H04N21/2343 ,  H04N21/235 ,  H04N21/2362 ,  H04L12/24 ,  H04L29/08

CPC classification number: H04L61/2592 ,  H04L41/0803 ,  H04L41/50 ,  H04L45/745 ,  H04L61/2007 ,  H04L69/16 ,  H04L69/22 ,  H04L69/324 ,  H04N21/2343 ,  H04N21/235 ,  H04N21/2362

Abstract: A broadcast signal transmission method is disclosed. A system that is capable of effectively supporting a next generation broadcast service in an environment that supports next generation hybrid broadcasting using a terrestrial broadcast network and the Internet is proposed. In addition, an efficient signaling scheme that is capable of using both a terrestrial broadcast network and the Internet in an environment that supports next generation hybrid broadcasting is proposed.

公开(公告)号：US10009665B2

公开(公告)日：2018-06-26

申请号：US14910086

申请日：2015-03-11

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Sejin Oh ,  Kyoungsoo Moon

IPC: H04N21/854 ,  H04N21/2362 ,  H04N21/63 ,  H04N21/643

CPC classification number: H04N21/854 ,  H04N21/2362 ,  H04N21/631 ,  H04N21/64322

Abstract: A broadcast signal transmitting device, according to one embodiment of the present invention, comprises: a header compression unit for performing a header compression on internet protocol (IP) packets including broadcast data, so as to configure full header packets and compressed header packets; a full header information extraction unit for extracting full header information from the full header packets; a signaling data generation unit for generating signaling packets including the full header information; and a broadcast signal transmission unit for transmitting the compressed header packets through a first transmission path through which general broadcast data is transmitted, and transmitting the signaling packets through a separate second transmission path which is different from the first transmission path.

公开(公告)号：US09954981B2

公开(公告)日：2018-04-24

申请号：US14890819

申请日：2014-05-21

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Kyoungsoo Moon ,  Sejin Oh

IPC: H04N21/23 ,  H04N21/63 ,  H04N21/64 ,  H04L12/18 ,  H04L29/06 ,  H04N21/2381 ,  H04N21/6332 ,  H04N21/643 ,  H04L29/12

CPC classification number: H04L69/22 ,  H04L12/18 ,  H04L61/2007 ,  H04L65/607 ,  H04L69/161 ,  H04N21/2381 ,  H04N21/6332 ,  H04N21/64322

Abstract: A method for processing signaling data included in at least one protocol layer in an internet protocol (IP)-based digital broadcast transmitter, according to an embodiment of the present invention, comprises the steps of: copying signaling data included in a packet of a layer (N+M) according to a protocol of the layer (N+M); inserting the copied signaling data, a length field for identifying the length of the copied signaling data, and a signaling indicator indicative of the existence of the copied signaling data into the end of a payload of the packet of the layer (N+M), thereby generating the packet of the layer (N+M); generating a packet of a layer (N+L) including a header of the layer (N+L) and the packet of the layer (N+M) according to a protocol of the layer (N+L); generating a packet of a layer (N) including a header of the layer (N) and the packet of the layer (N+L) according to a protocol of the layer (N), wherein the header of the layer (N) includes an indicator field for identifying that the signaling indicator is included in the packet of the layer (N); and processing the packet of the layer (N) according to a protocol of a physical layer, thereby generating a broadcast signal.

公开(公告)号：US09936233B2

公开(公告)日：2018-04-03

申请号：US14909396

申请日：2015-07-28

Applicant: LG ELECTRONICS INC.

Inventor： Sejin Oh ,  Woosuk Kwon ,  Jangwon Lee

IPC: H04N7/173 ,  H04N21/2387 ,  H04N21/21 ,  H04N21/235 ,  H04N21/20 ,  H04N21/233 ,  H04N21/232 ,  H04N21/234 ,  H04N21/218 ,  H04N21/236 ,  H04N21/23 ,  H04N21/238 ,  H04L29/08 ,  H04N21/2381 ,  H04N21/61

CPC classification number: H04N21/2387 ,  H04L67/02 ,  H04L69/326 ,  H04N21/20 ,  H04N21/21 ,  H04N21/218 ,  H04N21/23 ,  H04N21/232 ,  H04N21/233 ,  H04N21/234 ,  H04N21/235 ,  H04N21/2353 ,  H04N21/236 ,  H04N21/23611 ,  H04N21/238 ,  H04N21/2381 ,  H04N21/6125

Abstract: A broadcast transmission apparatus is disclosed. The broadcast transmission apparatus includes a delivery object generator configured to generate at least one Delivery Object which is included in a content component of a service and recovered individually, a signaling information generator configured to generate signaling information providing discovery and acquisition of the service and the content component, and a transmitter configured to transmit the at least one Delivery Object and the signaling information through a unidirectional channel.

公开(公告)号：US09930384B2

公开(公告)日：2018-03-27

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

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.