公开(公告)号：US09924207B2

公开(公告)日：2018-03-20

申请号：US14914930

申请日：2014-10-20

Applicant: LG ELECTRONICS INC.

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

IPC: H04N21/236 ,  H04N21/2383 ,  H04N21/2385 ,  H04N21/643 ,  H04L12/18 ,  H04W4/06

CPC classification number: H04N21/23605 ,  H04L12/1877 ,  H04L12/1886 ,  H04N21/236 ,  H04N21/2383 ,  H04N21/2385 ,  H04N21/64322 ,  H04W4/06

Abstract: The present invention provides a method of transmitting broadcast signals. The method includes, generating input packets including broadcast content data; generating a link layer packet by using the generated input packets, wherein the link layer packet includes a link layer header and a link layer payload including the generated input packets, wherein the link layer header includes a count field indicating number of the input packets included in the link layer payload, wherein the link layer header further includes a length part, wherein the length part includes a plurality of length fields as many as that the count field indicates, wherein each of the length fields indicates length of the each input packets included in the link layer payload; generating a broadcast signal including the generated link layer packet; and transmitting the broadcast signal.

公开(公告)号：US11743422B2

公开(公告)日：2023-08-29

申请号：US17744376

申请日：2022-05-13

Applicant: LG ELECTRONICS INC.

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

IPC: H04N7/088 ,  H04N21/235 ,  H04N21/236 ,  H04L1/00 ,  H04L67/02 ,  H04N21/434 ,  H03M13/00 ,  H03M13/25 ,  H03M13/29 ,  H03M13/27 ,  H04L65/65 ,  H04L65/70 ,  H04L65/611 ,  H03M13/11 ,  H04L65/80 ,  H04N21/2362 ,  H04N21/2665 ,  H04N21/858 ,  H04W4/06 ,  H04L1/04 ,  H03M13/15 ,  H04L67/146

CPC classification number: H04N7/088 ,  H03M13/1102 ,  H03M13/253 ,  H03M13/255 ,  H03M13/27 ,  H03M13/2703 ,  H03M13/2906 ,  H03M13/618 ,  H03M13/6362 ,  H04L1/0041 ,  H04L1/0048 ,  H04L1/0057 ,  H04L1/0058 ,  H04L1/0071 ,  H04L1/0075 ,  H04L65/611 ,  H04L65/65 ,  H04L65/70 ,  H04L65/80 ,  H04L67/02 ,  H04N7/0887 ,  H04N21/235 ,  H04N21/236 ,  H04N21/2353 ,  H04N21/2362 ,  H04N21/23614 ,  H04N21/2665 ,  H04N21/4345 ,  H04N21/4348 ,  H04N21/8586 ,  H04W4/06 ,  H03M13/1165 ,  H03M13/152 ,  H04L1/04 ,  H04L67/146

Abstract: A method for transmitting a broadcast signal according to an embodiment of the present invention comprises generating service layer signaling information for discovery and acquisition of a broadcast service and a content component of the broadcast service; generating service list information including for service list building and discovery of the service layer signaling information; and physical layer processing of the service list information, service layer signaling information, and content component.

公开(公告)号：US11496542B2

公开(公告)日：2022-11-08

申请号：US17188778

申请日：2021-03-01

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Minsung Kwak ,  Sejin Oh

IPC: H04L65/80 ,  H04L69/16 ,  H04N21/00 ,  H04H60/07 ,  H04L69/324 ,  H04L69/22 ,  H04L65/75 ,  H04L67/02 ,  H04L69/04

Abstract: A method for transmitting broadcast signals, includes encapsulating input packets including Internet Protocol (IP) packets or Transport Stream (TS) packets into link layer packets in a link layer, each header of the link layer packets including packet type information representing a type of the input packets in a payload of each link layer packet and payload configuration information representing a configuration of the payload of each link layer packet, wherein for a first link layer packet including a single packet, the payload configuration information of the header in the first link layer packet has a value representing that the first link layer packet carries the single packet, the header further includes header mode information representing a length related to the first link layer packet.

公开(公告)号：US11297360B2

公开(公告)日：2022-04-05

申请号：US16922652

申请日：2020-07-07

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Minsung Kwak ,  Kyoungsoo Moon

IPC: H04N21/235 ,  H04N21/236 ,  H04N21/2381 ,  H04L29/06 ,  H04N21/61 ,  H04L12/18 ,  H04L29/08 ,  H04N21/643 ,  H04L12/741 ,  H04L69/04 ,  H04L69/22 ,  H04L69/324 ,  H04L45/74

Abstract: Disclosed is a method of transmitting a broadcast signal. The method includes encoding broadcast data based on a delivery protocol, line-layer processing the broadcast data, and physical-layer processing the broadcast data. Line-layer processing the broadcast data may include compressing the header of at least one IP packet when the broadcast data comprises the IP packet and encapsulating the IP packet into link layer packets.

公开(公告)号：US11153419B2

公开(公告)日：2021-10-19

申请号：US16901304

申请日：2020-06-15

Applicant: LG ELECTRONICS INC.

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

IPC: H04L29/06 ,  H04N21/2362 ,  H04N21/2383 ,  H04N21/6336 ,  H04H20/33 ,  H04L29/08 ,  H04N21/434

Abstract: A method for transmitting a broadcast signal includes generating a packet carrying a broadcast service and service signaling information, and a packet carrying fast information for supporting rapid service scans and service acquisition, the fast information including identification information for identifying the broadcast service, service category information representing a category of the broadcast service and hidden information representing whether or not the broadcast service is related to a test service; generating a robust header compression (RoHC) packet by compressing a header of each packet, and signaling information including context information generated from the compressing the header of each packet; and transmitting a signal frame including the RoHC packet and the signaling information.

公开(公告)号：US11019679B2

公开(公告)日：2021-05-25

申请号：US16593368

申请日：2019-10-04

Applicant: LG ELECTRONICS INC.

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

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

Abstract: A method of transmitting a broadcast signal includes generating, by a broadcast transmitter, 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 protection information for indicating whether a component of the service is protected and information for identifying where the service signaling information is transmitted and hidden information for indicating whether the service is intended for testing or proprietary use; generating, by the broadcast transmitter, physical layer pipes (PLPs) including the service, the service signaling information and the signaling data; and transmitting, by the broadcast transmitter, a broadcast signal carrying a signal frame including the PLPs, wherein the service signaling information includes a service identifier for referencing a service related to the signaling data.

公开(公告)号：US10972527B2

公开(公告)日：2021-04-06

申请号：US16698628

申请日：2019-11-27

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Minsung Kwak ,  Sejin Oh

IPC: H04L29/06 ,  H04N21/00 ,  H04H60/07 ,  H04L29/08

Abstract: A method for transmitting broadcast signals, includes encapsulating input packets including Internet Protocol (IP) packets or Transport Stream (TS) packets into link layer packets in a link layer, wherein each header of the link layer packets including a base header having packet type information representing a type of the input packets in a payload of each link layer packet and payload configuration information, and for a first link layer packet including a single packet, a base header of the first link layer packet includes header mode information having a value representing that an additional header for the single packet is present following the base header; encapsulating the link layer packets including the first link layer packet, a second link layer packet, and a third link layer packet into data packets carried by a Data Pipe (DP) in a physical layer; and transmitting a broadcast signal including the data packets.

公开(公告)号：US10887277B2

公开(公告)日：2021-01-05

申请号：US16570698

申请日：2019-09-13

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Minsung Kwak ,  Kyoungsoo Moon

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

Abstract: A method for transmitting a broadcast signal in a digital transmitter, includes generating transport packets of transport streams including service data; generating link layer packet including the transport packets; the link layer packet including a base header including configuration information indicating a configuration of a payload of the link layer packet, the link layer packet further including an additional header including information for segmentation or concatenation based on the configuration of the payload, and the additional header further including information representing that an optional header for a sub-stream identification identifier is present after the additional header, the link layer packet further including an optional header having the sub-stream identification identifier; generating signaling information including link mapping information between the sub-stream identifier and an IP address and an UDP port carrying a transport stream for the sub-stream identifier; generating a broadcast signal including the link layer packet and the signaling information; and transmitting the broadcast signal.

公开(公告)号：US10856021B2

公开(公告)日：2020-12-01

申请号：US15554192

申请日：2016-02-29

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Minsung Kwak ,  Kyoungsoo Moon

IPC: H04L29/06 ,  H04L29/08 ,  H04N21/235 ,  H04N21/236 ,  H04N21/2381 ,  H04N21/61 ,  H04L12/18 ,  H04N21/643 ,  H04L12/741

Abstract: The present invention suggests a method for transmitting a broadcast signal. The method for transmitting a broadcast signal according to the present invention suggests a system capable of supporting a next-generation broadcast service in an environment that supports a next-generation hybrid broadcast using a terrestrial broadcasting network and an Internet network. In addition, suggested is an efficient signaling scheme which is capable of encompassing both a terrestrial broadcasting network and an Internet network in an environment that supports a next-generation hybrid broadcast.

公开(公告)号：US10728590B2

公开(公告)日：2020-07-28

申请号：US15557461

申请日：2016-03-10

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Minsung Kwak ,  Kyoungsoo Moon

IPC: H04N21/235 ,  H04N21/236 ,  H04N21/2381 ,  H04L29/06 ,  H04N21/61 ,  H04L12/18 ,  H04L29/08 ,  H04N21/643 ,  H04L12/741

Abstract: Disclosed is a method of transmitting a broadcast signal. The method includes encoding broadcast data based on a delivery protocol, line-layer processing the broadcast data, and physical-layer processing the broadcast data. Line-layer processing the broadcast data may include compressing the header of at least one IP packet when the broadcast data comprises the IP packet and encapsulating the IP packet into link layer packets.