公开(公告)号：US11516556B2

公开(公告)日：2022-11-29

申请号：US17020456

申请日：2020-09-14

Applicant: LG ELECTRONICS INC.

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

IPC: H04N21/643 ,  H04N21/2381

Abstract: A method of processing a broadcast signal in a broadcast transmitter, includes encoding, by an encoder, service data for a service; block interleaving, by a block interleaver, the encoded service data; modulating, by a modulator, the block interleaved service data; and transmitting, by a transmitter, the broadcast signal including the modulated service data, wherein the broadcast signal further includes first signaling information and second signaling information, and wherein the first signaling information includes protocol information to identify whether a Real-Time Object Delivery over Unidirectional Transport (ROUTE) protocol or a Moving Picture Experts Group (MPEG) Media Transport (MMT) protocol is used to deliver the second signaling information for the service, service identification information to identify the service, short name information.

公开(公告)号：US20220360941A1

公开(公告)日：2022-11-10

申请号：US17619869

申请日：2020-06-30

Applicant: LG ELECTRONICS INC.

Inventor： Minsung Kwak ,  Seungryul Yang

IPC: H04W4/029 ,  H04W4/40 ,  H04W72/04

Abstract: The Disclosed are a method for a UE to transmit a first message in a wireless communication system supporting sidelink, and a device for same according to various embodiments. The method for transmitting a first message includes the steps of: measuring location information pertaining to the UE and transmitting the first message; receiving a second message; and determining whether to stop the transmission of the first message on the basis of the location information and the second message, wherein, when information about a specific area is included in the second message that is received with a reception strength equal to or greater than a first reference threshold, the UE estimates whether a vehicle is occupied on the basis of the acquired specific area and the location information, and stops the transmission of the first message on the basis of the estimation of vehicle occupancy.

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：US11496534B2

公开(公告)日：2022-11-08

申请号：US16813266

申请日：2020-03-09

Applicant: LG ELECTRONICS INC.

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

IPC: H04L65/611 ,  H04L12/18 ,  H04L65/65 ,  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：US11350183B2

公开(公告)日：2022-05-31

申请号：US16969368

申请日：2019-03-11

Applicant: LG ELECTRONICS INC.

Inventor： Jonghwan Park ,  Minsung Kwak ,  Joonhee Yoon

IPC: H04N21/8405 ,  G06F16/783 ,  H04N21/8352

Abstract: A signal transmitting method comprising: inserting a context identifier and a keyword in service data to generate a content; extracting the service data from the content; inserting a description including the context identifier and the keyword to generate media data; generating signaling information including the context identifier and the keyword; and transmitting a signal including the media data and the signaling information.

公开(公告)号：US11343005B2

公开(公告)日：2022-05-24

申请号：US17245893

申请日：2021-04-30

Applicant: LG ELECTRONICS INC.

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

IPC: H04L29/06 ,  H04L29/08 ,  H04H20/95 ,  H04L65/60 ,  H04L65/80 ,  H04L65/1066 ,  H04L65/611 ,  H04L67/51 ,  H04L1/00

Abstract: A method for providing a service based on hybrid networks including a broadcast network and a broadband network in a digital transmitter, includes generating multiple service components of the service and service layer signaling (SLS) information for the service; generating data for providing bootstrap information that allows a receiver to discover the SLS information for the service; transmitting a first signal comprising a first service component among the multiple service components, the SLS information and the data via the broadcast network, wherein the first service component is carried via a first Layered Coding Transport (LCT) channel included in a Real-time Object delivery over Unidirectional Transport (ROUTE) session, wherein the bootstrap information included in the data is used to represent a second LCT channel that carries the SLS information; and transmitting a second signal comprising a second service component among the multiple service components via the broadband network.

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：US11228385B2

公开(公告)日：2022-01-18

申请号：US17155948

申请日：2021-01-22

Applicant: LG ELECTRONICS INC.

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

IPC: H04H60/76 ,  H04L29/06 ,  H04H60/09 ,  H04H60/35 ,  H04H60/72 ,  H04L29/08

Abstract: A method for processing a broadcast service at a Primary Device (PD), and which includes performing a discovery process with a Companion Device (CD) application in a CD by receiving a discovery request from the CD and providing an endpoint for a WebSocket server of the PD; establishing a connection between the WebSocket server and the CD application based on the endpoint; in response to receiving a query for a current service from the CD, transmitting a response for the current service to the CD application based on the connection; receiving a broadcast signal having signaling information including flag information to obtain emergency data in the broadcast signal; and time de-interleaving Forward Error Correction (FEC) blocks including the emergency data based on a Time Interleaving (TI) block, wherein the FEC blocks are de-interleaved based on position for one or more virtual FEC blocks and the FEC blocks. In addition, the signaling information further includes information for a maximum number for the FEC blocks. The method also includes transmitting a notification message including the emergency data to the CD.

公开(公告)号：US11044501B2

公开(公告)日：2021-06-22

申请号：US16862312

申请日：2020-04-29

Applicant: LG ELECTRONICS INC.

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

IPC: H04N21/236 ,  H04N21/2362 ,  H04N21/438 ,  H04N21/4385 ,  H04N21/858 ,  H04N21/2383 ,  H04N21/6332 ,  H04N21/84 ,  H04N21/643 ,  H04N21/61

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 for the broadcast service data, performing UDP/IP encapsulation of a broadcast service data and signaling information for the broadcast service data and performing physical layer processing of a broadcast service data and signaling information for the broadcast service data.

公开(公告)号：US20210185113A1

公开(公告)日：2021-06-17

申请号：US17167306

申请日：2021-02-04

Applicant: LG Electronics Inc.

Inventor： Somi Park ,  Minsung Kwak

IPC: H04L29/08 ,  H04L29/06 ,  G06F9/54 ,  G06F8/30 ,  H04L12/24 ,  H04N21/434 ,  H04N21/643 ,  G06F8/36 ,  H01B17/26 ,  H01F27/04 ,  H01F27/28 ,  H01R9/05 ,  H02G15/08

Abstract: The present invention proposes a method for providing a broadcast content in an apparatus, the method comprising: requesting a filter code to an application running on the apparatus by using a first Application Programming Interface (API); receiving a JavaScript Object Notation (JSON) object from the application in response to the first API; storing the filter code; receiving an Extended File Delivery Table (EFDT) having a first filter code associated with a first file; and selectively downloading the first file by comparing the stored filter code with the first filter code in the EFDT.