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公开(公告)号：US11665384B2
公开(公告)日：2023-05-30
申请号：US17665859
申请日：2022-02-07
发明人： Kyung-Mo Park , Sung-Oh Hwang , Sung-Ryeul Rhyu , Jae-Yeon Song
IPC分类号： H04N21/236 , H04N21/434 , H04N21/2381 , H04N21/438 , H04N21/643 , H04N21/854
CPC分类号： H04N21/23614 , H04N21/2381 , H04N21/4343 , H04N21/4348 , H04N21/4381 , H04N21/64322 , H04N21/85406
摘要： 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.
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公开(公告)号：US11621984B2
公开(公告)日：2023-04-04
申请号：US17525241
申请日：2021-11-12
发明人： Sung-Oh Hwang , Ji-Eun Keum , Jae-Yeon Song , Sung-Ryeul Rhyu , Kyung-Mo Park
摘要： 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.
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公开(公告)号：US11381625B2
公开(公告)日：2022-07-05
申请号：US16510277
申请日：2019-07-12
发明人： Kyung-Mo Park , Sung-Oh Hwang , Jae-Yeon Song
IPC分类号： H04L65/60 , H04N21/438 , H04N21/236 , H04N21/643 , H04L69/22
摘要： An apparatus and a method for transmitting multimedia data in a hybrid network are provided. The apparatus includes a payload part including at least one of first data synchronized according to a time to be reproduced and second data other than the first data, a first header part including information on the payload part, a packet part for generating a packet, the packet part including a second header part including information on the packet, and a transceiver for generating and transmitting a signal including the payload part, the first header part, and the packet part to the hybrid network.
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4.发明授权公开(公告)号：US11316799B2
公开(公告)日：2022-04-26
申请号：US16848098
申请日：2020-04-14
发明人： Sung-Oh Hwang , Kyung-Mo Park , Jae-Yeon Song , Doug Young Suh , Yong-Il Kwon
IPC分类号： H04L12/927 , H04L47/80 , H04N21/2381 , H04N21/647 , H04N21/2343 , H04N21/845 , H04L43/0829 , H04L43/0852 , H04L43/0888 , H04L69/325
摘要： 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.
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公开(公告)号：US10771826B2
公开(公告)日：2020-09-08
申请号：US16510249
申请日：2019-07-12
发明人： Sung-Oh Hwang , Kyung-Mo Park , Sung-Ryeul Rhyu , Jae-Yeon Song
IPC分类号： H04N21/6332 , H04N21/2362 , H04N21/238 , H04N21/2381 , H04L29/06 , H04N21/6405 , H04N21/643 , H04L12/18
摘要： 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.
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公开(公告)号：US10757199B2
公开(公告)日：2020-08-25
申请号：US16159164
申请日：2018-10-12
发明人： Yiling Xu , Sung-Ryeul Rhyu , Jae-Yeon Song
摘要： A method and apparatus are provided for receiving service discovery information in a client in a hybrid delivery multimedia transmission system, the method including receiving service discovery information related to a service and comprising service type information indicating that the service is provided by a plurality of channels including a first channel of a first network and a second channel of a second network, the second channel being different from the first channel, in a plurality of networks including the first network and the second network, different from the first network, and parsing the service type information.
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公开(公告)号：US10750222B2
公开(公告)日：2020-08-18
申请号：US16105505
申请日：2018-08-20
发明人： Sung-Oh Hwang , Doug-Young Suh , Kyung-Mo Park , Yong-Hun Lee , Jun-Oh Kim , Jae-Yeon Song , Yong-Il Kwon
IPC分类号： H04N21/258 , H04N21/24 , H04N21/61 , H04N21/63 , H04N21/6373 , H04N21/633 , H04N21/6338 , H04N21/6371 , H04N21/60 , H04N21/637 , H04N21/239 , H04N21/472
摘要： An apparatus and a method for providing an adaptive multimedia service in a mobile communication system are provided. The method of providing a multimedia service includes collecting user-preference-aware information, device-capability-aware information, and network-aware information, generating a packet according to a correlation among the user-preference-aware information, the device-capability-aware information, and the network-aware information, and providing a multimedia service according to the generated packet.
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公开(公告)号：US10595065B2
公开(公告)日：2020-03-17
申请号：US15900184
申请日：2018-02-20
发明人： Sung-Oh Hwang , Yong-Han Kim , Kyung-Mo Park , Sung-Ryeul Rhyu , Jae-Yeon Song
IPC分类号： G06F3/00 , G06F13/00 , H04N5/445 , H04N21/2362 , H04H60/73 , H04N21/434 , H04N21/462 , H04N21/61 , H04N21/235 , H04H60/13
摘要： A server for transmitting and receiving messages for a Signaling (S) layer in a Moving Picture Experts Group (MPEG) Media Transport (MMT) is provided. The server includes a first sub-layer of the S layer for producing first messages to provide information used for the use of MPEG a second sub-layer of the S layer for producing second messages to provide information used for delivering MPEG media, and a Delivery (D) layer for making external and internal deliveries of the first and the second messages, wherein each of the first and the second messages includes at least one field corresponding to each of the message type, version, length, extension field and payload.
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公开(公告)号：US10542065B2
公开(公告)日：2020-01-21
申请号：US16166983
申请日：2018-10-22
发明人： Kyung-Mo Park , Sung-Ryeul Rhyu , Sung-Oh Hwang , Jae-Yeon Song
IPC分类号： H04L29/06
摘要： A method and an apparatus of transmitting media content in a multimedia system are provided. The method includes determining a transmission unit for transmitting at least one multimedia source related to the media content, generating a data stream including header information and the at least one multimedia source according to the determined transmission unit, and transmitting the data stream through a communication network.
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公开(公告)号：US10447754B2
公开(公告)日：2019-10-15
申请号：US16166904
申请日：2018-10-22
发明人： Kyung-Mo Park , Sung-Ryeul Rhyu , Sung-Oh Hwang , Jae-Yeon Song
IPC分类号： H04L29/06
摘要： A method and an apparatus of transmitting media content in a multimedia system are provided. The method includes determining a transmission unit for transmitting at least one multimedia source related to the media content, generating a data stream including header information and the at least one multimedia source according to the determined transmission unit, and transmitting the data stream through a communication network.
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