公开(公告)号：US11652572B2

公开(公告)日：2023-05-16

申请号：US17445711

申请日：2021-08-23

Applicant: LG ELECTRONICS INC.

Inventor： Jae Hyung Song ,  Byoung Gill Kim ,  Jin Woo Kim ,  Won Gyu Song ,  Hyoung Gon Lee ,  In Hwan Choi ,  Chui Kyu Mun

IPC: H04L1/18 ,  H04L1/00 ,  H03M13/15 ,  H03M13/27 ,  H03M13/29 ,  H03M13/37 ,  H03M13/00 ,  H03M13/13 ,  H03M13/05

CPC classification number: H04L1/0042 ,  H03M13/05 ,  H03M13/13 ,  H03M13/1515 ,  H03M13/2703 ,  H03M13/2966 ,  H03M13/2972 ,  H03M13/373 ,  H03M13/3715 ,  H03M13/6538 ,  H04L1/004 ,  H04L1/0047 ,  H04L1/0057 ,  H04L1/0059 ,  H04L1/0065 ,  H04L1/0071 ,  H04L2001/0093

Abstract: Methods and apparatus for transmitting and receiving broadcast signals are provided. The method for transmitting a broadcast signal includes encoding mobile data for forward error correction (FEC), encoding signaling data, forming data groups including the encoded mobile data and the encoded signaling data and transmitting a signal frame that includes the data groups.

公开(公告)号：US10790856B2

公开(公告)日：2020-09-29

申请号：US16240624

申请日：2019-01-04

Applicant: LG ELECTRONICS INC.

Inventor： Chul Soo Lee ,  In Hwan Choi ,  Ho Taek Hong ,  Kook Yeon Kwak ,  Hyoung Gon Lee ,  Jae Hyung Song ,  Jin Pil Kim ,  Won Gyu Song ,  Joon Hui Lee ,  Jin Woo Kim ,  Byoung Gill Kim ,  Jong Yeul Suh ,  Kyu Tae Ahn

IPC: H03M13/00 ,  H03M13/27 ,  H04L1/00 ,  H04L12/18 ,  H04H60/11 ,  H04N19/70 ,  H04N19/61 ,  H04N21/435 ,  H04N21/438 ,  H04N21/4623 ,  H04N21/6433 ,  H04H40/18 ,  H04L29/06 ,  H04H20/65 ,  H03M13/15

Abstract: A method of transmitting a broadcast signal includes encoding mobile data for FEC (Forward Error Correction); encoding signaling information for signaling the mobile data; allocating the encoded mobile data and signaling data into a transmission frame; and transmitting the broadcast signal including the transmission frame, wherein the transmission frame includes a service signaling table having service_type information identifying a type of a service of the mobile data and hidden information indicating whether the service of the mobile data is hidden or not.

公开(公告)号：US10676922B2

公开(公告)日：2020-06-09

申请号：US15622500

申请日：2017-06-14

Applicant: LG Electronics Inc.

Inventor： Jong Yeul Suh ,  Gomer Thomas ,  Jae Hyung Song ,  Jin Pil Kim ,  Ho Taek Hong ,  Joon Hui Lee

IPC: E04B2/72 ,  H04N21/235 ,  H04N21/434 ,  H04N21/435 ,  H04L29/08 ,  H04N21/482 ,  H04N21/854 ,  E04B1/41 ,  E04B1/61 ,  E04F13/08 ,  E04B1/38 ,  E04B2/02 ,  F16B5/00

Abstract: A method of receiving and processing a broadcast signal including a Non-Real Time (NRT) service and a broadcast receiver are disclosed herein. A A method of processing a Non-Real Time (NRT) service in a broadcast receiver, the method comprises receiving and processing first signaling information including content access information and second signaling information including content detail information, receiving and processing third signaling information including content update information, receiving and storing a content including at least one file through NRT based on the first signaling information and the second signaling information, identifying update availability of the content based on the content update information included in the third signaling information, and receiving at least one file included in the content by accessing a File Delivery over Unidirectional Transport (FLUTE) session transmitting the content when the update is available.

公开(公告)号：USRE47183E1

公开(公告)日：2018-12-25

申请号：US14638900

申请日：2015-03-04

Applicant: LG ELECTRONICS INC.

Inventor： Chul Soo Lee ,  In Hwan Choi ,  Kook Yeon Kwak ,  Jin Woo Kim ,  Jae Hyung Song ,  Jin Pil Kim ,  Won Gyu Song ,  Hyoung Gon Lee ,  Byoung Gill Kim ,  Jong Yeul Suh

IPC: H04L27/00 ,  H04B1/00 ,  H04H20/30 ,  H04H60/73 ,  H04H20/57

Abstract: A method of processing a digital broadcast signal in a transmitter includes encoding signaling information including a transmission parameter channel, including transmission parameters and a fast information channel (FIC) including cross layer information for mobile service acquisition, and transmitting the broadcast signal including ensembles including the encoded signaling information. The FIC is divided into FIC segments, each FIC segment including a FIC segment header and a FIC segment payload. The FIC segment header includes type information indicating a type of the FIC segment, the FIC further including a first ensemble identifier identifying a specific ensemble including a service map table (SMT). The SMT includes a header including a second ensemble identifier corresponding to the first ensemble identifier, a payload including service acquisition information of the specific ensemble, and IP access information of a mobile service for acquiring an IP datagram of the mobile service from the specific ensemble.

公开(公告)号：US10097312B2

公开(公告)日：2018-10-09

申请号：US15831259

申请日：2017-12-04

Applicant: LG ELECTRONICS INC.

Inventor： Jae Hyung Song ,  In Hwan Choi ,  Ho Taek Hong ,  Kook Yeon Kwak ,  Byoung Gill Kim ,  Jong Yeul Suh ,  Jin Pil Kim ,  Won Gyu Song ,  Chul Soo Lee ,  Jin Woo Kim ,  Hyoung Gon Lee ,  Joon Hui Lee

IPC: H04L1/00 ,  H04N21/414 ,  H04N21/426 ,  H04N21/434 ,  H04N21/442 ,  H04L29/12 ,  H04L29/08 ,  H03M13/27 ,  H03M13/29 ,  H04N21/643

Abstract: The present invention is directed to a digital broadcast system and a data processing method. A broadcast signal in which mobile service data and main service data are multiplexed is transmitted and received. Then, in a broadcasting receiver, the program table information including information about a service or a program of an ensemble is parsed according to an identifier of the ensemble in which the mobile service data are multiplexed, in the received broadcast signal. And a mobile service is outputted by using the mobile service data and the parsed program table information.

公开(公告)号：US10091009B2

公开(公告)日：2018-10-02

申请号：US15220349

申请日：2016-07-26

Applicant: LG ELECTRONICS INC.

Inventor： Jeong Woo Kim ,  In Hwan Choi ,  Chul Soo Lee ,  Jae Hyung Song ,  Sang O Park

IPC: H04N7/16 ,  H04N7/20 ,  H04L12/18 ,  H04H60/11 ,  H04L1/00 ,  H04L27/04 ,  H04N21/235 ,  H04N21/414 ,  H04N21/434 ,  H04N21/435 ,  H04N21/61 ,  H04N1/00 ,  H04N21/40 ,  H04L12/761 ,  H04N19/176 ,  H04L5/00 ,  H04L25/03 ,  H04N5/44

Abstract: A broadcast transmitter and a method of processing broadcast data in the broadcast transmitter are disclosed. The method includes the steps of performing RS encoding and CRC encoding on mobile service data to build RS frames belonging to an ensemble, wherein each of the RS frames are mapped into data groups, wherein each of the data groups comprises known data sequences and a portion of FIC data including information for rapid mobile service acquisition, wherein the information for rapid mobile service acquisition includes transport stream identification information for identifying a mobile broadcast carrying a mobile service that includes the mobile service data and C/N indication information for indicating whether the FIC data are applicable to a current transmission frame or a next transmission frame, multiplexing data in the data groups and main service data, and transmitting a transmission frame including the multiplexed data.

公开(公告)号：US10044453B2

公开(公告)日：2018-08-07

申请号：US15583871

申请日：2017-05-01

Applicant: LG ELECTRONICS INC.

Inventor： Young Hun Song ,  In Hwan Choi ,  Chul Soo Lee ,  Jae Hyung Song ,  Sang Hyup Lee

IPC: H04N7/16 ,  H04N7/20 ,  H04N7/18 ,  H04N7/173 ,  H04H20/33 ,  H04L1/00 ,  H04H20/93

CPC classification number: H04H20/33 ,  H04H20/28 ,  H04H20/93 ,  H04H60/73 ,  H04L1/0047 ,  H04L1/0072 ,  H04L1/0083 ,  H04L12/18 ,  H04L2001/0093 ,  H04N5/4401 ,  H04N5/50 ,  H04N21/2343 ,  H04N21/235 ,  H04N21/23614 ,  H04N21/2362 ,  H04N21/26241 ,  H04N21/414 ,  H04N21/4345 ,  H04N21/435 ,  H04N21/4622 ,  H04N21/6131 ,  H04N21/64322 ,  H04N21/8586

Abstract: A digital broadcast receiver and a control method thereof are provided. The digital broadcast receiver includes a reception unit for receiving a broadcast signal in which mobile service data and main service data are multiplexed, an extractor for extracting transmission parameter channel signaling information and fast information channel signaling information from a data group in the received mobile service data, an acquirer for acquiring a program table describing virtual channel information and a service of an ensemble by using the extracted fast information channel signaling information, the ensemble being a virtual channel group of the received mobile service data, a detector for detecting a descriptor defining Internet access information corresponding to the mobile service data by using the acquired program table, and a controller for controlling the Internet access information of the detected descriptor and the mobile service data to be displayed.

公开(公告)号：US09924220B2

公开(公告)日：2018-03-20

申请号：US15173525

申请日：2016-06-03

Applicant: LG ELECTRONICS INC.

Inventor： Sang Hyup Lee ,  In Hwan Choi ,  Chul Soo Lee ,  Jae Hyung Song ,  Jeong Woo Kim

IPC: H04L1/00 ,  H04N21/434 ,  H04N7/015 ,  H04N7/088 ,  H04N21/235 ,  H04N21/236 ,  H04N21/414 ,  H04N21/435 ,  H04N21/438 ,  H04N21/643 ,  H04N21/6437 ,  H04N21/2362 ,  H04W4/08

CPC classification number: H04N21/4345 ,  H04N7/015 ,  H04N7/088 ,  H04N21/235 ,  H04N21/23614 ,  H04N21/2362 ,  H04N21/41407 ,  H04N21/4348 ,  H04N21/435 ,  H04N21/4382 ,  H04N21/4384 ,  H04N21/64322 ,  H04N21/6437 ,  H04W4/08

Abstract: A digital broadcast receiver and a control method thereof are disclosed. The control method of the digital broadcast receiver includes receiving a broadcast signal into which mobile service data and main service data are multiplexed, extracting TPC signaling information and FIC signaling information from a data group in the received mobile service data, acquiring a program table defining a mapping relation between each of all ensembles transmitted at a physical frequency and at least one virtual channel corresponding to the ensemble, using the extracted FIC signaling information, and detecting IP address information required for channel tuning to the at least one virtual channel corresponding to the ensemble, using the acquired program table.

公开(公告)号：US09854319B2

公开(公告)日：2017-12-26

申请号：US13935328

申请日：2013-07-03

Applicant: LG ELECTRONICS INC.

Inventor： Jong Yeul Shu ,  Gomer Thomas ,  Jae Hyung Song ,  Jin Pil Kim ,  Ho Taek Hong ,  Joon Hui Lee

IPC: H04N21/433 ,  H04N21/482 ,  H04H20/28 ,  H04H20/40 ,  H04N21/434

CPC classification number: H04N21/482 ,  H04H20/28 ,  H04H20/40 ,  H04H2201/40 ,  H04N21/4334 ,  H04N21/4345

Abstract: A method of receiving and process a broadcast signal including a Non-Real Time (NRT) service and a broadcast receiver are disclosed herein. A method of processing a broadcast signal including a Non-Real Time (NRT) service, the method comprises receiving and processing a signaling information table including access information of the NRT service, receiving and storing data of the NRT service based on the signaling information table in non-real time, extracting access information of additional information relating to the NRT service from the signaling information table, and downloading the additional information relating to the NRT service based on the extracted access information.

公开(公告)号：US09686573B2

公开(公告)日：2017-06-20

申请号：US14996787

申请日：2016-01-15

Applicant: LG Electronics Inc.

Inventor： Jae Hyung Song ,  Jin Pil Kim ,  Jong Yeul Suh ,  Chul Soo Lee ,  In Hwan Choi

IPC: H04N7/173 ,  H04N21/2362 ,  H04L27/02 ,  H04N21/235 ,  H04N21/236 ,  H04N21/435 ,  H04N21/643 ,  H04N21/84 ,  H04N21/6437

CPC classification number: H04N21/2362 ,  H04L27/02 ,  H04N21/235 ,  H04N21/2353 ,  H04N21/23614 ,  H04N21/435 ,  H04N21/64315 ,  H04N21/64322 ,  H04N21/6437 ,  H04N21/84

Abstract: A receiving system and a data processing method are disclosed. The receiving system includes a receiving unit, a demodulator, a first handler, and a second handler. The receiving unit receives a broadcast signal including fast information channel (FIC) data, mobile service data, and a service signaling channel, the FIC data including a field indicating that a table signaling service guide bootstrap information to the service signaling channel is included therein, and the mobile service data and the service signaling channel are packetized into an RS frame belonging to a desired ensemble. The demodulator demodulates the received broadcast signal. The first handler acquires service guide bootstrap information from the table included in the service signaling channel. And, the second handler accesses a service guide announcement channel by using the service guide bootstrap information.