Patents by Inventor Chul Soo Lee

Chul Soo Lee has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20160301955
    Abstract: A method of processing broadcast data includes: performing RS encoding and CRC encoding on mobile service data to generate an RS frame belonging to an ensemble including a signaling information table including access information of the mobile service data and identification information for identifying a stream where keys to decrypt the mobile service data are obtained; mapping a portion of data in the RS frame to a group including known data sequences, FIC data, and TPC data, wherein the FIC data includes information for rapid mobile service acquisition, and the TPC data includes FIC version information for indicating an update of the FIC data; and transmitting a broadcast signal including the group. The group further includes data blocks. First, fourth, fifth and sixth known data sequences are inserted into third, fifth, sixth and seventh data blocks, respectively. Second and third known data sequences are inserted into a fourth data block.
    Type: Application
    Filed: June 22, 2016
    Publication date: October 13, 2016
    Applicant: LG ELECTRONICS INC.
    Inventors: Sang Kil PARK, In Hwan CHOI, Jae Hyung SONG, Chul Soo LEE
  • Patent number: 9467751
    Abstract: A broadcast signal reception method and a reception system are provided. The reception system includes a first processor, a second processor, and a storage medium. The first processor receives and processes a signaling table, the signaling table comprising first signaling information including access information of Non-Real-Time (NRT) service data and second signaling information including media object association information of the NRT service data. The second processor receives the NRT service data and processes a file including the received NRT service data based on the access information and the media object association information processed by the first processor. The storage medium stores the processed file of the NRT service data.
    Type: Grant
    Filed: November 19, 2015
    Date of Patent: October 11, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Jae Hyung Song, Chul Soo Lee, Jin Pil Kim, Jong Yeul Suh, Joon Hui Lee
  • Publication number: 20160286261
    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.
    Type: Application
    Filed: June 3, 2016
    Publication date: September 29, 2016
    Inventors: Sang Hyup LEE, In Hwan CHOI, Chul Soo LEE, Jae Hyung SONG, Jeong Woo KIM
  • Patent number: 9438931
    Abstract: A method of transmitting a broadcast signal includes encoding mobile service data to build a Reed-Solomon (RS) frame according to an RS frame mode, wherein the mobile service data is either a mobile service data of a base layer or a mobile service data of the base layer and at least one enhancement layer, wherein each layer is specified by a layer identifier, wherein a layer identifier value of the base layer is set to 0 and a layer identifier value of the at least one enhancement layer starts from 1; and encoding signaling data, wherein the signaling data includes fast information channel (FIC) data and transmission parameter channel (TPC) data, and the FIC data includes information for rapid mobile service acquisition.
    Type: Grant
    Filed: May 27, 2015
    Date of Patent: September 6, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Jong Yeul Suh, In Hwan Choi, Ho Taek Hong, Kook Yeon Kwak, Byoung Gill Kim, Jae Hyung Song, Jin Pil Kim, Won Gyu Song, Jin Woo Kim, Hyoung Gon Lee, Joon Hui Lee, Chul Soo Lee
  • Patent number: 9438378
    Abstract: The present invention provides a data processing method that includes receiving a broadcasting signal in which mobile service data are multiplexed with main service data, extracting transmission-parameter-channel signaling information and fast-information-channel (FIC) signaling information from a data group within the received mobile service data, parsing first program table information describing virtual channel information of an ensemble and a service provided by the ensemble using the FIC signaling information, the ensemble corresponding to a virtual channel group of the received mobile service data, obtaining information from the first program table information, the information representing that second program table information including a descriptor describing event information of the mobile service data is received, parsing the second program table information, storing the event information and displaying service guide information including the event information.
    Type: Grant
    Filed: May 18, 2015
    Date of Patent: September 6, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Hui Sang Yoo, In Hwan Choi, Chul Soo Lee, Jae Hyung Song, Pil Sup Shin
  • Publication number: 20160254921
    Abstract: A digital broadcasting system and a data processing method are disclosed. A receiving system of the digital broadcasting system includes a receiving unit, an SI handler, and a decoding unit. The receiving unit receives broadcast signals including mobile service data and main service data. The mobile service data configure a data group, and the data group includes a signaling information region in some of a plurality of data regions. The signaling information region may include TPC signaling data and FIC signaling data. The SI handler acquires channel configuration information of the mobile service data from the broadcast signal using pre-decided IP access information, and extracts encoding format information for each IP stream component within a corresponding virtual channel service RTP-packetized and received from the acquired channel configuration information. The decoding unit decodes the mobile service data of the corresponding IP stream component based upon the extracted encoding format information.
    Type: Application
    Filed: May 10, 2016
    Publication date: September 1, 2016
    Applicant: LG ELECTRONICS INC.
    Inventors: Jae Hyung SONG, In Hwan CHOI, Jong Yeul SUH, Jin Pil KIM, Chul Soo LEE
  • Patent number: 9432202
    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.
    Type: Grant
    Filed: August 25, 2014
    Date of Patent: August 30, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Jeong Woo Kim, In Hwan Choi, Chul Soo Lee, Jae Hyung Song, Sang O Park
  • Patent number: 9402091
    Abstract: A method of processing broadcast data includes: performing RS encoding and CRC encoding on mobile service data to generate an RS frame belonging to an ensemble including a signaling information table including access information of the mobile service data and identification information for identifying a stream where keys to decrypt the mobile service data are obtained; mapping a portion of data in the RS frame to a group including known data sequences, FIC data, and TPC data, wherein the FIC data includes information for rapid mobile service acquisition, and the TPC data includes FIC version information for indicating an update of the FIC data; and transmitting a broadcast signal including the group. The group further includes data blocks. First, fourth, fifth and sixth known data sequences are inserted into third, fifth, sixth and seventh data blocks, respectively. Second and third known data sequences are inserted into a fourth data block.
    Type: Grant
    Filed: October 30, 2014
    Date of Patent: July 26, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Sang Kil Park, In Hwan Choi, Jae Hyung Song, Chul Soo Lee
  • Publication number: 20160204805
    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.
    Type: Application
    Filed: January 14, 2016
    Publication date: July 14, 2016
    Applicant: LG ELECTRONICS INC.
    Inventors: 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
  • Publication number: 20160205421
    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.
    Type: Application
    Filed: March 24, 2016
    Publication date: July 14, 2016
    Applicant: LG ELECTRONICS INC.
    Inventors: Young Hun SONG, In Hwan CHOI, Chul Soo LEE, Jae Hyung SONG, Sang Hyup LEE
  • Publication number: 20160197827
    Abstract: A digital broadcasting system and a method of processing data are disclosed. A receiving system of the digital broadcasting system may include a signal receiving unit, a demodulating unit, a demultiplexer, and an audio/video decoder. The signal receiving unit receives a broadcast signal including main service data and an RS frame including a plurality of MPH service data packets. The demodulating unit demodulates data of the RS frame. The demultiplexer identifies an MPH service data packet including an IP datagram of mobile service data with reference to an MPH header of each MPH service data packet in the RS frame, and when a stuffing data is inserted in the identified payload of MPH service data packet, removes the stuffing data from the payload and separates an audio and video data from IP datagram of the mobile service data of the payload, and outputs the separated audio and video data.
    Type: Application
    Filed: February 8, 2016
    Publication date: July 7, 2016
    Inventors: 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
  • Patent number: 9380432
    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.
    Type: Grant
    Filed: August 7, 2013
    Date of Patent: June 28, 2016
    Assignee: LG Electronics Inc.
    Inventors: Sang Hyup Lee, In Hwan Choi, Chul Soo Lee, Jae Hyung Song, Jeong Woo Kim
  • Patent number: 9369154
    Abstract: A digital broadcasting system and a data processing method are disclosed. A receiving system of the digital broadcasting system includes a receiving unit, an SI handler, and a decoding unit. The receiving unit receives broadcast signals including mobile service data and main service data. The mobile service data configure a data group, and the data group includes a signaling information region in some of a plurality of data regions. The signaling information region may include TPC signaling data and FIC signaling data. The SI handler acquires channel configuration information of the mobile service data from the broadcast signal using pre-decided IP access information, and extracts encoding format information for each IP stream component within a corresponding virtual channel service RTP-packetized and received from the acquired channel configuration information. The decoding unit decodes the mobile service data of the corresponding IP stream component based upon the extracted encoding format information.
    Type: Grant
    Filed: August 19, 2014
    Date of Patent: June 14, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Jae Hyung Song, In Hwan Choi, Jong Yeul Suh, Jin Pil Kim, Chul Soo Lee
  • Publication number: 20160150261
    Abstract: A method for mapping signaling information to announcement information and a broadcast receiver are disclosed herein.
    Type: Application
    Filed: January 28, 2016
    Publication date: May 26, 2016
    Applicant: LG ELECTRONICS INC.
    Inventors: Jae Hyung Song, Jong Yeul Suh, Chul Soo Lee, Gomer Thomas, Jin Pil Kim, Ho Taek Hong, Joon Hui Lee
  • Patent number: 9351178
    Abstract: The present invention relates to a digital broadcasting system for transmitting/receiving a digital broadcasting signal and a method of processing data. In one aspect of the present invention provides a method of processing data, the method including receiving a broadcasting signal in which mobile service data and main service data are multiplexed, demodulating the received broadcasting signal, obtaining an identifier indicating that data frame of the broadcasting signal includes service guide information, decoding and storing the service guide information from the data frame; and outputting a service included in the mobile service data according to the decoded service guide information.
    Type: Grant
    Filed: February 5, 2014
    Date of Patent: May 24, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: 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
  • Publication number: 20160142790
    Abstract: A method of providing a Non-Real-Time (NRT) service includes receiving a file configuring the NRT service, first signaling information, and second signaling information in a state of being IP-packetized and contained in a single ensemble, configuring and displaying a service guide using the first signaling information acquired from the ensemble, acquiring a first content identifier of content selected from the displayed service guide, accessing a FLUTE session using the second signaling information acquired from the ensemble and acquiring a second content identifier matched with the first content identifier from the accessed FLUTE session, and receiving and storing at least one file configuring the content based on the acquired second content identifier.
    Type: Application
    Filed: January 22, 2016
    Publication date: May 19, 2016
    Applicant: LG ELECTRONICS INC.
    Inventors: Jae Hyung SONG, Jong Yeul SUH, Chul Soo LEE, Gomer THOMAS, Jin Pil KIM, Ho Taek HONG, Joon Hui LEE
  • Publication number: 20160142178
    Abstract: The present invention provides a method of processing data. The method of processing data includes receiving a broadcasting signal where mobile service data are multiplexed with main service data, extracting transmission-parameter-channel signaling information and fast-information-channel signaling information from a data group within the received mobile service data; obtaining first program table information describing virtual channel information of an ensemble and a service provided by the ensemble using the fast-information-channel signaling information, the ensemble the ensemble corresponding to a virtual channel group of the received mobile service data, obtaining information indicating that second program table information, which describes an additional service provided by the ensemble, is included in the ensemble and parsing the second program table information according to the obtained information; and providing the additional service by using the second program table information.
    Type: Application
    Filed: January 22, 2016
    Publication date: May 19, 2016
    Applicant: LG ELECTRONICS INC.
    Inventors: Hui Sang YOO, In Hwan CHOI, Chul Soo LEE, Jae Hyung SONG, Min Sung KWAK
  • Publication number: 20160134903
    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.
    Type: Application
    Filed: January 15, 2016
    Publication date: May 12, 2016
    Inventors: Jae Hyung SONG, Jin Pil KIM, Jong Yeul SUH, Chul Soo LEE, In Hwan CHOI
  • Patent number: 9338484
    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.
    Type: Grant
    Filed: June 23, 2015
    Date of Patent: May 10, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Young Hun Song, In Hwan Choi, Chul Soo Lee, Jae Hyung Song, Sang Hyup Lee
  • Patent number: 9307273
    Abstract: The present invention provides a method of processing data. The method of processing data includes receiving a broadcasting signal where mobile service data are multiplexed with main service data, extracting transmission-parameter-channel signaling information and fast-information-channel signaling information from a data group within the received mobile service data; obtaining first program table information describing virtual channel information of an ensemble and a service provided by the ensemble using the fast-information-channel signaling information, the ensemble the ensemble corresponding to a virtual channel group of the received mobile service data, obtaining information indicating that second program table information, which describes an additional service provided by the ensemble, is included in the ensemblem and parsing the second program table information according to the obtained information; and providing the additional service by using the second program table information.
    Type: Grant
    Filed: February 20, 2014
    Date of Patent: April 5, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Hui Sang Yoo, In Hwan Choi, Chul Soo Lee, Jae Hyung Song, Min Sung Kwak