Patents by Inventor Sung-Oh Hwang

Sung-Oh Hwang 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).

  • Patent number: 11350178
    Abstract: Disclosed is a scene meta information generating apparatus including: a subtitle information generating unit configured to detect a plurality of unit subtitles based on a subtitle file related to image contents and correct the plurality of unit subtitles; an audio information generating unit configured to extract audio information from the image contents, detect a plurality of speech segments based on the audio information, and perform speech-recognition on audio information in each speech segment; and an image information generating unit configured to detect a video segment corresponding to each speech segment, perform image-recognition on image frames in the video segment, and selecting a representative image from the image frames.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: May 31, 2022
    Assignee: NAVER CORPORATION
    Inventors: Byung Gyou Choi, Jun Oh Kim, Song Hyun Park, Chan Su Suh, Han Na Son, Sang Yoon Lee, Sung Hyun Lee, Taek Joo Chung, You Hwan Choi, Hyo Won Hwang, Jun Yoon, Chan Hyuk Ko
  • Publication number: 20220159320
    Abstract: A method for transmitting media data in a Moving Picture Experts Group (MPEG) Media Transport (MMT) system is provided. The method includes receiving a Media Processing Unit (MPU) fragmented into one or more Media Fragment Units (MFUs), generating one or more multimedia data packets each including a packet header and a payload, based on the MPU, and transmitting the one or more multimedia data packets to a terminal. A payload header included in the payload includes identification information indicating an MPU to which at least one MPU included in the payload belongs, and a counter indicating the number of the at least one MPU.
    Type: Application
    Filed: February 7, 2022
    Publication date: May 19, 2022
    Inventors: Kyung-Mo PARK, Sung-Oh HWANG, Sung-Ryeul RHYU, Jae-Yeon SONG
  • Patent number: 11330312
    Abstract: An apparatus and a method for providing information used for generating and consuming multimedia content in a broadcast system supporting a multimedia service based on an Internet protocol are provided. The method includes composing a message type field containing information indicating on a type of control information contained in the control message, composing a length field containing information on the length of the control message, composing optional fields having different values according to the type of the control information, and composing a payload field containing content of the control information.
    Type: Grant
    Filed: July 31, 2020
    Date of Patent: May 10, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Oh Hwang, Kyung-Mo Park, Sung-Ryeul Rhyu, Jae-Yeon Song
  • Patent number: 11316799
    Abstract: An apparatus and method for transmitting a multimedia data packet are provided. The method includes receiving Bottom-up Network Abstraction Layer (B-NAL) information from a network entity, determining a media data quality based on the received B-NAL information and generating media data having the determined media data quality, and generating a packet including the generated media data and transmitting the packet to the network entity.
    Type: Grant
    Filed: April 14, 2020
    Date of Patent: April 26, 2022
    Assignees: Samsung Electronics Co., Ltd., University-Industry Cooperation Group of Kyung Hee University Global Campus
    Inventors: Sung-Oh Hwang, Kyung-Mo Park, Jae-Yeon Song, Doug Young Suh, Yong-Il Kwon
  • Publication number: 20220078222
    Abstract: A method for transmitting data of multimedia content is provided. A packet including a packet header and a packet payload is identified. The packet payload includes an access unit including media data related to the multimedia content and information related to the access unit. Control information for delivery and consumption of the multimedia content is identified. The identified packet is transmitted. The identified control information is transmitted separately from the packet. The control information includes type information related to content in the multimedia content, discovery information related to the content in the multimedia content, and relationship information related to contents in the multimedia content.
    Type: Application
    Filed: November 12, 2021
    Publication date: March 10, 2022
    Inventors: Sung-Oh HWANG, Ji-Eun KEUM, Jae-Yeon SONG, Sung-Ryeul RHYU, Kyung-Mo PARK
  • Patent number: 11245940
    Abstract: A method for transmitting media data in a Moving Picture Experts Group (MPEG) Media Transport (MMT) system is provided. The method includes receiving a Media Processing Unit (MPU) fragmented into one or more Media Fragment Units (MFUs), generating one or more multimedia data packets each including a packet header and a payload, based on the MPU, and transmitting the one or more multimedia data packets to a terminal. A payload header included in the payload includes identification information indicating an MPU to which at least one MFU included in the payload belongs, and a counter indicating the number of the at least one MFU.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: February 8, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung-Mo Park, Sung-Oh Hwang, Sung-Ryeul Rhyu, Jae-Yeon Song
  • Patent number: 11202229
    Abstract: A method for generating a packet of transmitting apparatus is provided. The method includes: setting a value of a Deleted Null Packet (DNP) counter to zero; increasing the value for each deleted null packet preceding a non-null transport stream (TS) packet; and generating a packet comprising a header and a payload, wherein the header includes a DNP field, the payload includes the non-null TS packet, and the value of the DNP counter is used to set the DNP field.
    Type: Grant
    Filed: June 14, 2019
    Date of Patent: December 14, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-hee Hwang, Hyun-Koo Yang, Sung-oh Hwang
  • Patent number: 11196786
    Abstract: An apparatus is provided for transmitting multimedia content. The apparatus includes a communication interface and a controller coupled to the communication interface. The controller is configured to identify a packet including a packet header and a packet payload. The packet payload includes an access unit including media data related to the multimedia content and information related to the access unit. The controller is also configured to identify control information for delivery and consumption of the multimedia content, and transmit the identified packet and the identified control information. The information related to the access unit includes information on a sequence number of the access unit.
    Type: Grant
    Filed: March 30, 2020
    Date of Patent: December 7, 2021
    Inventors: Sung-Oh Hwang, Ji-Eun Keum, Jae-Yeon Song, Sung-Ryeul Rhyu, Kyung-Mo Park
  • Publication number: 20210360054
    Abstract: A method and apparatus for transmitting and receiving content is provided. A method for transmitting content in a transmitter includes generating a file with one or more packages including at least one asset, and transmitting the generated file to a terminal.
    Type: Application
    Filed: July 30, 2021
    Publication date: November 18, 2021
    Inventors: Sung-Ryeul RHYU, Kyung-Mo PARK, Jae-Yeon SONG, Sung-Oh HWANG
  • Publication number: 20210352339
    Abstract: The present invention relates to an apparatus and a method for configuring a control message in a broadcasting system for supporting a multimedia service based on an internet protocol. To this end, control information to be recorded in a payload of a control message to be configured is generated based on a table selected from among a plurality of tables for defining the information related to the generation and consumption of a hybrid content when a message type of the control message to be configured is determined to be a type for providing information related to the generation and consumption of a hybrid content. In addition, the information related to the type of the selected table is recorded in an optional field of the control message to be configured.
    Type: Application
    Filed: July 19, 2021
    Publication date: November 11, 2021
    Inventors: Sung-Oh HWANG, Kyung-Mo PARK, Sung-Ryeul RHYU, Jae-Yeon SONG
  • Patent number: 11082479
    Abstract: A method and apparatus for transmitting and receiving content is provided. A method for transmitting content in a transmitter includes generating a file with one or more packages including at least one asset, and transmitting the generated file to a terminal.
    Type: Grant
    Filed: May 14, 2020
    Date of Patent: August 3, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Ryeul Rhyu, Kyung-Mo Park, Jae-Yeon Song, Sung-Oh Hwang
  • Patent number: 11070855
    Abstract: The present invention relates to an apparatus and a method for configuring a control message in a broadcasting system for supporting a multimedia service based on an interne protocol. To this end, control information to be recorded in a payload of a control message to be configured is generated based on a table selected from among a plurality of tables for defining the information related to the generation and consumption of a hybrid content when a message type of the control message to be configured is determined to be a type for providing information related to the generation and consumption of a hybrid content. In addition, the information related to the type of the selected table is recorded in an optional field of the control message to be configured.
    Type: Grant
    Filed: October 15, 2012
    Date of Patent: July 20, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Oh Hwang, Kyung-Mo Park, Sung-Ryeul Rhyu, Jae-Yeon Song
  • Publication number: 20210195257
    Abstract: The present disclosure provides a data transmission method of a system in an IP based broadcasting network, the data transmission method comprising the steps of: generating an MPEG media transport protocol (MMTP) packet using a media processing unit (MPU) for a service; generating an IP packet using the MMTP packet; generating a layer 2 (L2) packet using the IP packet and generating a layer 1 (L1) packet stream using the L2 packet; and transmitting the L1 packet stream, wherein absolute time information of the system is included in one of a transmission frame of the L1 packet stream and the L2 packet.
    Type: Application
    Filed: March 8, 2021
    Publication date: June 24, 2021
    Inventors: Sung-Oh HWANG, Hyun-Koo YANG, Kyung-Mo PARK, Young-Kwon LIM, Ji-Eun KEUM
  • Publication number: 20210167880
    Abstract: A method for receiving a multimedia service is provided. The method includes receiving service specific information for at least one multimedia service provided from different networks, selecting one service based on the service specific information, and receiving the selected service. The service specific information includes one of a first service map table including information about at least one service which is transmitted over a plurality of logical channels, and a second service map table including information about at least one service which is transmitted over a single logical channel. Each of the first and second service map tables includes asset-related information.
    Type: Application
    Filed: February 8, 2021
    Publication date: June 3, 2021
    Inventors: Sung-Oh HWANG, Yong-Han KIM, Kyung-Mo PARK, Sung-Ryeul RHYU
  • Patent number: 10951337
    Abstract: A method for receiving a multimedia service is provided. The method includes receiving service specific information for at least one multimedia service provided from different networks, selecting one service based on the service specific information, and receiving the selected service. The service specific information includes one of a first service map table including information about at least one service which is transmitted over a plurality of logical channels, and a second service map table including information about at least one service which is transmitted over a single logical channel. Each of the first and second service map tables includes asset-related information.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: March 16, 2021
    Assignees: Samsung Electronics Co. Ltd, UNIVERSITY OF SEOUL INDUSTRY COOPERATION FOUNDATION
    Inventors: Sung-Oh Hwang, Yong-Han Kim, Kyung-Mo Park, Sung-Ryeul Rhyu
  • Patent number: 10945007
    Abstract: The present disclosure provides a data transmission method of a system in an IP based broadcasting network, the data transmission method comprising the steps of: generating an MPEG media transport protocol (MMTP) packet using a media processing unit (MPU) for a service; generating an IP packet using the MMTP packet; generating a layer 2 (L2) packet using the IP packet and generating a layer 1 (L1) packet stream using the L2 packet; and transmitting the L1 packet stream, wherein absolute time information of the system is included in one of a transmission frame of the L1 packet stream and the L2 packet.
    Type: Grant
    Filed: December 26, 2019
    Date of Patent: March 9, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Oh Hwang, Hyun-Koo Yang, Kyung-Mo Park, Young-Kwon Lim, Ji-Eun Keum
  • Patent number: 10911510
    Abstract: An apparatus and a method for transmitting multimedia data in a broadcast system are provided. A method for constructing a payload for a multimedia frame to be transmitted via a heterogeneous network, in a broadcast system that supports an Internet protocol-based multimedia service, includes dividing the data so as to transmit data of at least one media type and constructing a data region based on each datum of the divided data, constructing a header region including information on the state of the data contained in the data region and/or information on the data region, and combining the data region and the header region to construct a payload for the multimedia frame.
    Type: Grant
    Filed: October 16, 2019
    Date of Patent: February 2, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung-Mo Park, Sung-Oh Hwang, Jae-Yeon Song
  • Patent number: 10903921
    Abstract: A method for providing a broadcast service, according to the present invention, comprises the steps of: if a broadcast service is provided by means of two or more networks, obtaining the maximum value among the fixed end-to-end delay of each network; and, on the basis of the maximum value, controlling an output point of a receiver which received packets of the broadcast service.
    Type: Grant
    Filed: June 19, 2015
    Date of Patent: January 26, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Koo Yang, Sung-Hee Hwang, Young-Kwon Lim, Kyung-Mo Park, Sung-Oh Hwang
  • Publication number: 20200366944
    Abstract: An apparatus and a method for providing information used for generating and consuming multimedia content in a broadcast system supporting a multimedia service based on an Internet protocol are provided. The method includes composing a message type field containing information indicating on a type of control information contained in the control message, composing a length field containing information on the length of the control message, composing optional fields having different values according to the type of the control information, and composing a payload field containing content of the control information.
    Type: Application
    Filed: July 31, 2020
    Publication date: November 19, 2020
    Inventors: Sung-Oh HWANG, Kyung-Mo PARK, Sung-Ryeul RHYU, Jae-Yeon SONG
  • Publication number: 20200344332
    Abstract: A transmitting apparatus is provided. The transmitting apparatus includes: a baseband packet (BBP) generator configured to generate a BBP including a header and payload data; a frame generator configured to generate a frame including the BBP; a signal processor configured to signal-process the generated frame; and a transmitter configured to transmit the signal-processed frame. The header includes information about a type of the payload data, whether an additional header exists, a length of the payload data, and a Least Significant Bit (LSB) of the length of the payload data. Therefore, various types of data are mapped on a physical layer based on information included in the header, and data processing efficiency is improved.
    Type: Application
    Filed: July 10, 2020
    Publication date: October 29, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-oh Hwang, Alain Mourad, Hyun-Koo Yang, Sung-hee Hwang