公开(公告)号：US20210067822A1

公开(公告)日：2021-03-04

申请号：US17097693

申请日：2020-11-13

Applicant: LG ELECTRONICS INC.

Inventor： Minsung KWAK ,  Jangwon LEE ,  Kyoungsoo MOON ,  Woosuk KO ,  Sungryong HONG

IPC: H04N21/236 ,  H04N21/643 ,  H04N21/434 ,  H04N21/235 ,  H04N21/435 ,  H04N21/2362 ,  H04N21/61

Abstract: A method for transmitting a broadcast signal by a transmitter includes generating first service data, and second service data; generating service signaling data including an extended User Service Description (USD); encoding the first service data, the second service data, and the service signaling data; time interleaving the first service data, and the second service data, and the service signaling data in a memory based on one or more virtual position information; frequency interleaving the first service data, the second service data, and the service signaling data based on an interleaving sequence that is generated by checking a sequence that is generated based on an offset and a bit sequence; and transmitting the service signaling data, the first service data and the second service data.

公开(公告)号：US20200322922A1

公开(公告)日：2020-10-08

申请号：US16907498

申请日：2020-06-22

Applicant: LG ELECTRONICS INC.

Inventor： Seungryul YANG ,  Minsung KWAK ,  Woosuk KO

IPC: H04W72/00 ,  H04L12/18 ,  H04W28/02

Abstract: Disclosed is a broadcast signal transmission method. The broadcast signal transmission method comprises the steps of: processing at least one component of a broadcast service on the basis of a delivery protocol; generating service layer signaling (SLS) information including information for discovering and acquiring the at least one component of the broadcast service; generating service list table (SLT) information including bootstrap information for acquiring the SLS information; and performing physical layer processing of the at least one component, the SLS information, and the SLT information on the basis of a physical layer pipe (PLP).

公开(公告)号：US20200245005A1

公开(公告)日：2020-07-30

申请号：US16847779

申请日：2020-04-14

Applicant: LG ELECTRONICS INC.

Inventor： Minsung KWAK ,  Seungryul YANG ,  Kyoungsoo MOON ,  Woosuk KO ,  Sungryong HONG

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

Abstract: A broadcast receiver includes a tuner configured to receive a broadcast signal; a frequency deinterleaver configured to frequency deinterleave data in the broadcast signal based on an address generator; a time deinterleaver configured to time deinterleave a Time Interleaving (TI) block including the frequency deinterleaved data, the TI block including one or more Forward Error Correction (FEC) blocks interleaved by a TI scheme, the TI scheme including linear-writing one or more FEC blocks in a memory and diagonal-reading the one or more FEC block based on the TI block by skipping one or more virtual FEC blocks that are ahead of the one or more FEC blocks in the TI block; a decoder configured to decode the broadcast signal, the decoded broadcast signal including a signal frame including: one or more components included in a content of a service and content information describing the content, the content information including component information including role information for at least one of an audio component, a video component or a closed caption component of the one or more components, the role information for the audio component including visually impaired, and first information for rapid channel scans and service acquisition and second information describing mappings between Data Pipes (DPs) and the service and information identifying a DP for the second information; and a display configured to display information related to the content based on the role information of the one or more components of the content in the decoded broadcast signal.

公开(公告)号：US20200228883A1

公开(公告)日：2020-07-16

申请号：US16834753

申请日：2020-03-30

Applicant: LG ELECTRONICS INC.

Inventor： Somi PARK ,  Minsung KWAK

IPC: H04N21/858 ,  H04N21/643 ,  H04N21/845 ,  G06F9/54 ,  H04N21/443 ,  H04N21/6547 ,  H04N21/435

Abstract: The present invention is related to a method of processing a broadcast service in an apparatus. The method may comprise: receiving a broadcast signal; receiving, from an application running on the apparatus, a request based on a first Application Programming Interface (API); generating a first JavaScript Object Notation (JSON) object by including the URL for the requested OSN; and delivering, to the application, the first JSON object in response to the first API.

公开(公告)号：US20200213370A1

公开(公告)日：2020-07-02

申请号：US16813266

申请日：2020-03-09

Applicant: LG ELECTRONICS INC.

Inventor： Minsung KWAK ,  Jangwon LEE ,  Woosuk KO ,  Sungryong HONG

IPC: H04L29/06 ,  H04L12/18 ,  H04N21/00

Abstract: A method for transmitting a broadcast signal, includes receiving at least one input packet corresponding to at least one Movie Picture Experts Group-2 (MPEG-2) Transport Stream (TS) packet or at least one Internet Protocol (IP) packet in a link layer; and generating at least one link layer packet based on the at least one MPEG-2 TS packet or the at least one IP packet, wherein components for at least one service and service layer signaling information are carried in at least one Real time Object delivery over Unidirectional Transport (ROUTE) session, wherein the at least one ROUTE session includes at least one Layered Coding Transport (LCT) channel for each of the components and the service layer signaling information, and wherein the service layer signaling information includes a user service description fragment.

公开(公告)号：US20200106823A1

公开(公告)日：2020-04-02

申请号：US16700732

申请日：2019-12-02

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk KWON ,  Minsung KWAK ,  Kyoungsoo MOON ,  Woosuk KO ,  Sungryong HONG

IPC: H04L29/06 ,  H04N21/2343 ,  H04N21/2362 ,  H04N21/858 ,  H04N21/434

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 performing delivery layer processing of a broadcast service data and signaling information with respect to the broadcast service data, performing UDP/IP encapsulation of a broadcast service data and signaling information with respect to the broadcast service data and performing physical layer processing of a broadcast service data and signaling information with respect to the broadcast service data.

公开(公告)号：US20200014657A1

公开(公告)日：2020-01-09

申请号：US16570698

申请日：2019-09-13

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk KWON ,  Minsung KWAK ,  Kyoungsoo MOON

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

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：US20190327500A1

公开(公告)日：2019-10-24

申请号：US16462823

申请日：2017-07-06

Applicant: LG ELECTRONICS INC.

Inventor： Seungryul YANG ,  Minsung KWAK ,  Woosuk KO

IPC: H04N21/2389 ,  H04N21/236 ,  H04N21/61

Abstract: A broadcast signal transmitting method is disclosed. The broadcast signal transmitting method comprises the steps of: processing at least one component of a broadcast service on the basis of a delivery protocol; generating service layer signaling (SLS) information including information on the component; generating service list table (SLT) information including bootstrap information for acquiring the SLS information; and generating a signal frame including a physical layer pipe (PLP) by performing a physical layer processing on the at least one component, the SLS information and the SLT information.

公开(公告)号：US20190289338A1

公开(公告)日：2019-09-19

申请号：US16432533

申请日：2019-06-05

Applicant: LG ELECTRONICS INC.

Inventor： Kyoungsoo MOON ,  Minsung KWAK ,  Jangwon LEE ,  Woosuk KO ,  Sungryong HONG

IPC: H04N21/235 ,  H04N21/61 ,  H04N21/2343 ,  H04H60/73 ,  H04N21/434 ,  H04N21/2383 ,  H04H60/07

Abstract: A method of generating and processing a broadcast signal, includes generating broadcast data for broadcast services; generating first signaling information providing information for discovery and acquisition of a broadcast service; generating second signaling information including service entries for the broadcast services, wherein one of the service entries includes a first service identifier for identifying the broadcast service and bootstrap information for discovering a transport session carrying the first signaling information for the broadcast service; generating physical layer signaling information; and transmitting the broadcast signal including the broadcast data, the first signaling information, the second signaling information, and the physical layer signaling information.

公开(公告)号：US20190081895A1

公开(公告)日：2019-03-14

申请号：US16185704

申请日：2018-11-09

Applicant: LG ELECTRONICS INC.

Inventor： Minsung KWAK ,  Jangwon LEE ,  Woosuk KO ,  Sungryong HONG

IPC: H04L12/741 ,  H04N21/2362 ,  H04N21/845 ,  H04N21/643

Abstract: A method for transmitting a broadcast signal, includes generating, by a processor, service data of a broadcast service and service signaling information for signaling the service data, the service data including first service components delivered on a Movie Picture Experts Group (MPEG) Media Transport Protocol (MMTP) session or second service components delivered on a Real-Time Object Delivery over Unidirectional Transport (ROUTE) session, generating, by the processor, a service list table including bootstrap information and protocol information for a type of delivery protocol of the service signaling information, wherein the bootstrap information changes based on the protocol information, generating, by the processor, a broadcast signal including the service signaling information, the service list table, the first or second service component, and transmitting, by a broadcasting antenna, the generated broadcast signal.