公开(公告)号：US10334310B2

公开(公告)日：2019-06-25

申请号：US15656296

申请日：2017-07-21

Applicant: LG ELECTRONICS INC.

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

IPC: G11B27/10 ,  H04H20/28 ,  H04H60/73 ,  H04L12/18 ,  H04L29/06 ,  H04N21/61 ,  H04N21/234 ,  H04N21/236 ,  H04N21/434 ,  H04N21/643 ,  H04N21/845 ,  H04N21/854 ,  H04N21/2385

Abstract: An apparatus for transmitting a broadcast signal, the apparatus includes a hardware processor configured to generate input packets carrying service data for a broadcast service; generate a link layer packet having a header and a payload by using the input packets; and generate a broadcast signal including the link layer packet; and a broadcast transmitter configured to transmit the broadcast signal, wherein the header includes a packet type field indicating a packet type of the input packets, and determining which header fields present after the packet type field, wherein when the packet type field indicates that the input packets are Internet Protocol (IP) packets, the hardware processor, to generate a link layer packet, further configured to: add 2 signaling bits immediately after the packet type field, the 2 signaling bits indicating whether the payload carries a segment of one input packet or concatenated input packets.

公开(公告)号：US10171192B2

公开(公告)日：2019-01-01

申请号：US15894200

申请日：2018-02-12

Applicant: LG ELECTRONICS INC.

Inventor： Sejin Oh ,  Jeongwoo Kim ,  Minsung Kwak

IPC: H04H20/59 ,  H04H20/72 ,  H04H20/71 ,  H04W72/00 ,  H04L1/00 ,  H04W4/90

Abstract: A device providing an emergency alert service via a mobile broadcasting according to one embodiment of the present invention includes an RS frame encoder configured to generate an RS frame, which is a 2nd dimensional data frame, in a manner of performing an RS (Reed-Solomon)-CRC (Cyclic Redundancy Check) encoding on an ensemble comprising a mobile data for a mobile broadcasting service and a service signaling channel containing an access information on the mobile broadcasting service, an RS frame divider configured to divide the generated RS frame into a plurality of RS frame portions, a signaling encoder configured to generate a signaling data comprising a TPC (Transmission Parameter Channel) for signaling a transmission parameter of the mobile broadcasting and a FIC (Fast Information Channel) containing a connection information between the ensemble and the broadcasting service, a data group formatter configured to generate a data group containing a part of the signaling data and the RS frame portion, and a broadcasting signal generating unit configured to generate a mobile broadcasting signal containing the data group.

公开(公告)号：US10142706B2

公开(公告)日：2018-11-27

申请号：US14914892

申请日：2015-07-29

Applicant: LG ELECTRONICS INC.

Inventor： Woosuk Kwon ,  Sejin Oh ,  Kyoungsoo Moon

IPC: H04N21/845 ,  H04N21/61 ,  H04N21/643 ,  H04N21/2381 ,  H04W4/06

Abstract: Provided is a method for transmitting a broadcast signal. The method includes 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 packet configuration information, the packet type information indicates a type of an input packet included in a payload of the link layer packet, and the packet configuration information indicates a payload configuration of the link layer packet, generating a broadcast signal using the link layer packet, and transmitting the broadcast signal.

公开(公告)号：US10097294B2

公开(公告)日：2018-10-09

申请号：US14913934

申请日：2014-12-30

Applicant: LG ELECTRONICS INC.

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

IPC: H04H20/71 ,  H04N21/236 ,  H04L29/08 ,  H04N21/2362 ,  H04N21/84 ,  H04L29/06 ,  H04N21/235 ,  H04N21/61 ,  H04N19/89

Abstract: The broadcast signal transmitting apparatus includes a signaling encoder for generating signaling information indicating whether a broadcast signal including multimedia content is transmitted in real time using a broadcast network, an internal structure generator for generating at least one object internal structure obtained by dividing a file included in the multimedia content into an independently encoded or decoded data unit, a packet information generator for generating packet information including metadata for identification of the object internal structure when the signaling information indicates that the multimedia content is transmitted in real time, and a transmitter for transmitting a broadcast signal including the object internal structure and the packet information. Accordingly, the apparatus can reduce a total time needed when multimedia content is acquired and then displayed for a user.

公开(公告)号：US09998572B2

公开(公告)日：2018-06-12

申请号：US14915816

申请日：2015-06-25

Applicant: LG ELECTRONICS INC.

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

IPC: H04L29/06 ,  H04L29/08 ,  H04L29/12 ,  H04N21/235 ,  H04N21/434 ,  H04W4/06 ,  H04N21/2362 ,  H04N21/2381 ,  H04N21/435

CPC classification number: H04L69/22 ,  H04L29/06 ,  H04L29/08 ,  H04L61/2007 ,  H04L61/6068 ,  H04L69/324 ,  H04N21/235 ,  H04N21/2362 ,  H04N21/2381 ,  H04N21/434 ,  H04N21/4345 ,  H04N21/435 ,  H04W4/06

Abstract: A broadcasting transmitter for transmitting a broadcast signal according to an embodiment of the present invention comprises: an Internet protocol (IP) packet generator for generating first IP packets including broadcast data for a broadcast service and generating a second IP packet including service acquisition information that includes information required for quickly acquiring the broadcast service; a link layer packet generator for generating first link layer packets including the first IP packets; and a broadcast signal generator for generating a broadcast signal that includes the first link layer packets and the second IP packet.

公开(公告)号：US09948417B2

公开(公告)日：2018-04-17

申请号：US15326241

申请日：2015-07-17

Applicant: LG ELECTRONICS INC.

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

IPC: H04N7/10 ,  H04H20/59 ,  H04N21/81

CPC classification number: H04H20/59 ,  H04L1/0041 ,  H04L1/0071 ,  H04L1/0072 ,  H04N21/814 ,  H04W4/06 ,  H04W4/90

Abstract: A broadcast transmission device and a method by which the broadcast transmission device processes data are disclosed. The method by which the broadcast transmission device processes data, according to one embodiment of the present invention, comprises the steps of: encapsulating emergency alert information as a link layer packet; error-correction-encoding data of the link layer packet in a physical layer; building a signal frame including the error-correction-encoded data; and transmitting a broadcast signal including the built signal frame, wherein the link layer packet includes a header and a payload, the header includes header information for signaling the payload, the payload includes the emergency alert information, and the header information includes indication information indicating that the link layer packet is a packet for an emergency alert and type information indicating the type of emergency alert information.

公开(公告)号：US09929820B2

公开(公告)日：2018-03-27

申请号：US15336560

申请日：2016-10-27

Applicant: LG ELECTRONICS INC.

Inventor： Sejin Oh ,  Jeongwoo Kim ,  Minsung Kwak

IPC: H04H20/59 ,  H04W4/22 ,  H04H20/71 ,  H04L1/00 ,  H04W72/00 ,  H04H20/72

CPC classification number: H04H20/59 ,  H04H20/71 ,  H04H20/72 ,  H04L1/0041 ,  H04W4/90 ,  H04W72/005

Abstract: A device providing an emergency alert service via a mobile broadcasting according to one embodiment of the present invention includes an RS frame encoder configured to generate an RS frame, which is a 2nd dimensional data frame, in a manner of performing an RS (Reed-Solomon)-CRC (Cyclic Redundancy Check) encoding on an ensemble comprising a mobile data for a mobile broadcasting service and a service signaling channel containing an access information on the mobile broadcasting service, an RS frame divider configured to divide the generated RS frame into a plurality of RS frame portions, a signaling encoder configured to generate a signaling data comprising a TPC (Transmission Parameter Channel) for signaling a transmission parameter of the mobile broadcasting and a FIC (Fast Information Channel) containing a connection information between the ensemble and the broadcasting service, a data group formatter configured to generate a data group containing a part of the signaling data and the RS frame portion, and a broadcasting signal generating unit configured to generate a mobile broadcasting signal containing the data group.

公开(公告)号：US09913299B2

公开(公告)日：2018-03-06

申请号：US14906985

申请日：2015-08-21

Applicant: LG ELECTRONICS INC.

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

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

CPC classification number: H04W76/40 ,  H04H20/26 ,  H04H60/48 ,  H04H60/73 ,  H04L1/00 ,  H04L1/0041 ,  H04L1/0057 ,  H04L1/0061 ,  H04L1/0071 ,  H04L1/0075 ,  H04L2001/0093 ,  H04W4/06 ,  H04W48/10 ,  H04W48/12 ,  H04W76/11

Abstract: Methods and apparatuses for transmitting and receiving a broadcast signal are disclosed. The broadcast signal transmission method includes encoding broadcast data and fast information for rapid scanning and acquisition of a broadcast service, generating a broadcast signal comprising the encoded broadcast data and fast information, and transmitting the generated broadcast signal.

公开(公告)号：US09913106B2

公开(公告)日：2018-03-06

申请号：US14906796

申请日：2015-01-14

Applicant: LG ELECTRONICS INC.

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

IPC: H04W4/06 ,  H04L1/00 ,  H04H20/00 ,  H04L29/06 ,  H04B7/0413 ,  H04H60/07 ,  H04N21/2362 ,  H04N21/2383 ,  H04N21/643

CPC classification number: H04W4/06 ,  H04B7/0413 ,  H04H20/00 ,  H04H60/07 ,  H04L1/0041 ,  H04L69/22 ,  H04N21/2362 ,  H04N21/2383 ,  H04N21/64322

Abstract: The present invention provides a method of transmitting broadcast signals. The method includes, generating plural input streams, wherein each of the plural input streams include plural input packets; link layer processing the input packets in the plural input streams to generate link layer packets; physical layer processing the link layer packets in physical layer, to generate the broadcast signals; and transmitting the generated broadcast signals.

公开(公告)号：US09888268B2

公开(公告)日：2018-02-06

申请号：US14561021

申请日：2014-12-04

Applicant: LG ELECTRONICS INC.

Inventor： Seungjoo An ,  Sejin Oh ,  Kyoungsoo Moon ,  Jinpil Kim ,  Jinwon Lee ,  Donghyun Kang ,  Jang Hun Bae

IPC: H04N21/234 ,  H04N21/472 ,  H04N21/858 ,  H04N21/8358 ,  H04N21/81 ,  H04N21/254 ,  H04N21/2343 ,  H04N21/2389 ,  H04N21/63 ,  H04N21/222 ,  H04N21/235 ,  H04N21/239 ,  H04N21/437 ,  H04N21/4385 ,  H04N21/44 ,  H04N21/236 ,  H04N21/435

CPC classification number: H04N21/23424 ,  H04N21/222 ,  H04N21/23418 ,  H04N21/234327 ,  H04N21/235 ,  H04N21/236 ,  H04N21/23892 ,  H04N21/2393 ,  H04N21/254 ,  H04N21/435 ,  H04N21/437 ,  H04N21/4385 ,  H04N21/44008 ,  H04N21/47214 ,  H04N21/631 ,  H04N21/812 ,  H04N21/8358 ,  H04N21/8586

Abstract: Provided is a operating method of a video display device including a display unit. A receiving unit receiving a broadcasting signal through a tuner; obtaining an uncompressed audio or video (AV) content through a receiving unit, wherein the uncompressed AV content includes a promotion content; extracting a characteristic information, including at least one of a watermark and a fingerprint, from a part of the uncompressed AV content; transmitting a first query to a first server, wherein the first query corresponds to the characteristic information; receiving a first response from the first server, based on the transmitted first query; transmitting a second query to a second server based on the first response; receiving a second response from the second server, based on the transmitted second query; and executing a promotion application based on the second response. Furthermore, the promotion application controls a process for promoting a content.