Patents by Inventor Jeong Ju Yoo
Jeong Ju Yoo 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).
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Patent number: 11070327Abstract: The present invention discloses a method of re-transmission of a lost MMT packet by a packet transmission apparatus. The method includes generating a media processing unit (MPU) based on a media fragment unit (MFU) and generating an MMT asset by encapsulating the MPU; generating an MMT packet based on the MPU included in the generated MMT asset; and transmitting the generated MMT packet, wherein the method further comprises adding, in a signaling message related to re-transmission of the MMT packet, delay_constrained_ARQ_flag to indicate whether or not the MMT packet transmission apparatus supports a delay-constrained automatic repeat request (ARQ) function.Type: GrantFiled: November 21, 2019Date of Patent: July 20, 2021Assignees: Electronics and Telecommunications Research Institute, Yonsei University Wonju Industry-Academic Cooperation FoundationInventors: Chang Ki Kim, Kwang Deok Seo, Jeong Ju Yoo, Jin Woo Hong
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Patent number: 11057312Abstract: Disclosed are an apparatus and a method for configuring an MMT payload header. The apparatus for configuring an MMT payload header, according to one embodiment, extracts a sequence number of a media processing unit (MPU) comprising one or a plurality of media fragment units, which are to be aggregated into one payload and mapped, and displays the extracted sequence number of the MPU on the MMT payload header. Specifically, the apparatus for configuring an MMT payload header displays the sequence number commonly associated with a plurality of MFUs on the header only once, when the plurality of MFUs in one payload are aggregated in the one payload and mapped.Type: GrantFiled: October 16, 2019Date of Patent: July 6, 2021Assignees: Electronics and Telecommunications Research Institute, YONSEI UNIVERSITY WONJU INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Chang-Ki Kim, Jeong-Ju Yoo, Jin-Woo Hong, Kwang-Deok Seo, Hong-Rae Lee
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Publication number: 20200092051Abstract: The present invention discloses a method of re-transmission of a lost MMT packet by a packet transmission apparatus. The method includes generating a media processing unit (MPU) based on a media fragment unit (MFU) and generating an MMT asset by encapsulating the MPU; generating an MMT packet based on the MPU included in the generated MMT asset; and transmitting the generated MMT packet, wherein the method further comprises adding, in a signaling message related to re-transmission of the MMT packet, delay_constrained_ARQ_flag to indicate whether or not the MMT packet transmission apparatus supports a delay-constrained automatic repeat request (ARQ) function.Type: ApplicationFiled: November 21, 2019Publication date: March 19, 2020Applicants: Electronics and Telecommunications Research Institute, YONSEI UNIVERSITY WONJU INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Chang Ki KIM, Kwang Deok Seo, Jeong Ju Yoo, Jin Woo Hong
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Publication number: 20200053017Abstract: Disclosed are an apparatus and a method for configuring an MMT payload header. The apparatus for configuring an MMT payload header, according to one embodiment, extracts a sequence number of a media processing unit (MPU) comprising one or a plurality of media fragment units, which are to be aggregated into one payload and mapped, and displays the extracted sequence number of the MPU on the MMT payload header. Specifically, the apparatus for configuring an MMT payload header displays the sequence number commonly associated with a plurality of MFUs on the header only once, when the plurality of MFUs in one payload are aggregated in the one payload and mapped.Type: ApplicationFiled: October 16, 2019Publication date: February 13, 2020Applicants: Electronics and Telecommunications Research Institute, YONSEI UNIVERSITY WONJU INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Chang-Ki KIM, Jeong-Ju YOO, Jin-Woo HONG, Kwang-Deok SEO, Hong-Rae LEE
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Patent number: 10523376Abstract: The present invention discloses a method of re-transmission of a lost MMT packet by a packet transmission apparatus. The method includes generating a media processing unit (MPU) based on a media fragment unit (MFU) and generating an MMT asset by encapsulating the MPU; generating an MMT packet based on the MPU included in the generated MMT asset; and transmitting the generated MMT packet, wherein the method further comprises adding, in a signaling message related to re-transmission of the MMT packet, delay_constrained_ARQ_flag to indicate whether or not the MMT packet transmission apparatus supports a delay-constrained automatic repeat request (ARQ) function.Type: GrantFiled: September 5, 2018Date of Patent: December 31, 2019Assignees: Electronics and Telecommunications Research Institute, Yonsei University Wonju Industry-Academic Cooperation FoundationInventors: Chang Ki Kim, Kwang Deok Seo, Jeong Ju Yoo, Jin Woo Hong
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Patent number: 10484294Abstract: Disclosed are an apparatus and a method for configuring an MMT payload header. The apparatus for configuring an MMT payload header, according to one embodiment, extracts a sequence number of a media processing unit (MPU) comprising one or a plurality of media fragment units, which are to be aggregated into one payload and mapped, and displays the extracted sequence number of the MPU on the MMT payload header. Specifically, the apparatus for configuring an MMT payload header displays the sequence number commonly associated with a plurality of MFUs on the header only once, when the plurality of MFUs in one payload are aggregated in the one payload and mapped.Type: GrantFiled: October 11, 2018Date of Patent: November 19, 2019Assignees: Electronics and Telecommunications Research Institute, YONSEI UNIVERSITY WONJU INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Chang-Ki Kim, Jeong-Ju Yoo, Jin-Woo Hong, Kwang-Deok Seo, Hong-Rae Lee
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Publication number: 20190044877Abstract: Disclosed are an apparatus and a method for configuring an MMT payload header. The apparatus for configuring an MMT payload header, according to one embodiment, extracts a sequence number of a media processing unit (MPU) comprising one or a plurality of media fragment units, which are to be aggregated into one payload and mapped, and displays the extracted sequence number of the MPU on the MMT payload header. Specifically, the apparatus for configuring an MMT payload header displays the sequence number commonly associated with a plurality of MFUs on the header only once, when the plurality of MFUs in one payload are aggregated in the one payload and mapped.Type: ApplicationFiled: October 11, 2018Publication date: February 7, 2019Applicants: Electronics and Telecommunications Research Institute, YONSEI UNIVERSITY WONJU INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Chang-Ki KIM, Jeong-Ju YOO, Jin-Woo HONG, Kwang-Deok SEO, Hong-Rae LEE
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Publication number: 20180375624Abstract: The present invention discloses a method of re-transmission of a lost MMT packet by a packet transmission apparatus. The method includes generating a media processing unit (MPU) based on a media fragment unit (MFU) and generating an MMT asset by encapsulating the MPU; generating an MMT packet based on the MPU included in the generated MMT asset; and transmitting the generated MMT packet, wherein the method further comprises adding, in a signaling message related to re-transmission of the MMT packet, delay_constrained_ARQ_flag to indicate whether or not the MMT packet transmission apparatus supports a delay-constrained automatic repeat request (ARQ) function.Type: ApplicationFiled: September 5, 2018Publication date: December 27, 2018Applicants: Electronics and Telecommunications Research Institute, YONSEI UNIVERSITY WONJU INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Chang Ki KIM, Kwang Deok SEO, Jeong Ju YOO, Jin Woo HONG
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Patent number: 10129164Abstract: Disclosed are an apparatus and a method for configuring an MMT payload header. The apparatus for configuring an MMT payload header, according to one embodiment, extracts a sequence number of a media processing unit (MPU) comprising one or a plurality of media fragment units, which are to be aggregated into one payload and mapped, and displays the extracted sequence number of the MPU on the MMT payload header. Specifically, the apparatus for configuring an MMT payload header displays the sequence number commonly associated with a plurality of MFUs on the header only once, when the plurality of MFUs in one payload are aggregated in the one payload and mapped.Type: GrantFiled: October 17, 2014Date of Patent: November 13, 2018Assignees: Electronics and Telecommunications Research Institute, YONSEI UNIVERSITY WONJU INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Chang-Ki Kim, Jeong-Ju Yoo, Jin-Woo Hong, Kwang-Deok Seo, Hong-Rae Lee
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Patent number: 10097319Abstract: The present invention discloses a method of re-transmission of a lost MMT packet by a packet transmission apparatus. The method includes generating a media processing unit (MPU) based on a media fragment unit (MFU) and generating an MMT asset by encapsulating the MPU; generating an MMT packet based on the MPU included in the generated MMT asset; and transmitting the generated MMT packet, wherein the method further comprises adding, in a signaling message related to re-transmission of the MMT packet, delay_constrained_ARQ_flag to indicate whether or not the MMT packet transmission apparatus supports a delay-constrained automatic repeat request (ARQ) function.Type: GrantFiled: January 6, 2015Date of Patent: October 9, 2018Assignees: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, YONSEI UNIVERSITY WONJU INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Chang Ki Kim, Kwang Deok Seo, Jeong Ju Yoo, Jin Woo Hong
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Patent number: 9641831Abstract: A method of transmitting a Moving Picture Experts Group (MPEG) Media Transport (MMT) signaling message for Measurement Configuration (MC) processing in an MMT sending entity. The method includes generating an MC message with header information by setting a measurement mode (measurement_mode), which indicates information on a measurement start time (measurement_start_time) of a measurement item in an MMT receiving entity, to one of: an immediate measurement start, a measurement start at a predetermined time, a measurement start based on a predetermined condition, and an immediate measurement stop; and transmitting an MMT packet including the generated MC message to an MMT receiving entity.Type: GrantFiled: October 28, 2014Date of Patent: May 2, 2017Assignee: Electronics and Telecommunications Research InstituteInventors: Chang Ki Kim, Jeong Ju Yoo, Jin Woo Hong
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Publication number: 20160337091Abstract: The present invention discloses a method of re-transmission of a lost MMT packet by a packet transmission apparatus. The method includes generating a media processing unit (MPU) based on a media fragment unit (MFU) and generating an MMT asset by encapsulating the MPU; generating an MMT packet based on the MPU included in the generated MMT asset; and transmitting the generated MMT packet, wherein the method further comprises adding, in a signaling message related to re-transmission of the MMT packet, delay_constrained_ARQ_flag to indicate whether or not the MMT packet transmission apparatus supports a delay-constrained automatic repeat request (ARQ) function.Type: ApplicationFiled: January 6, 2015Publication date: November 17, 2016Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, YONSEI UNIVERSITY WONJU INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Chang Ki KIM, Kwang Deok SEO, Jeong Ju YOO, Jin Woo HONG
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Publication number: 20160269306Abstract: Disclosed are an apparatus and a method for configuring an MMT payload header. The apparatus for configuring an MMT payload header, according to one embodiment, extracts a sequence number of a media processing unit (MPU) comprising one or a plurality of media fragment units, which are to be aggregated into one payload and mapped, and displays the extracted sequence number of the MPU on the MMT payload header. Specifically, the apparatus for configuring an MMT payload header displays the sequence number commonly associated with a plurality of MFUs on the header only once, when the plurality of MFUs in one payload are aggregated in the one payload and mapped.Type: ApplicationFiled: October 17, 2014Publication date: September 15, 2016Inventors: Chang-Ki KIM, Jeong-Ju YOO, Jin-Woo HONG, Kwang-Deok SEO, Hong-Rae LEE
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Publication number: 20160261897Abstract: The present invention relates to a method for managing an MMT buffer model using a reception quality feedback (RQF) message from an MMT reception entity, comprising the steps of: receiving, from an MMT transmission entity, a measurement configuration (MC) message; measuring maximum transmission delay and minimum transmission delay, according to a request by the MC message that is received; renewing an RQF message including the maximum transmission delay and minimum transmission delay that have been measured; and transmitting the renewed RQF message to the MMT transmission entity.Type: ApplicationFiled: October 6, 2014Publication date: September 8, 2016Inventors: Chang-Ki KIM, Jeong-Ju YOO, Jin-Woo HONG, Kwang-Deok SEO, Tae-Jun JUNG
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Patent number: 9167258Abstract: A prediction mode determining method in scalable video coding based on a structure of multiple layers is provided. The prediction mode determining method includes: deriving a coded block pattern (CBP) value of a luma component for a 16×16 mode of an encoding target picture; determining first candidate modes for the encoding target picture according to the derived CPB value; and determining a final prediction mode for the encoding target picture based on the determined first candidate modes. According to the present invention, encoding efficiency may be improved, and complexity may be reduced.Type: GrantFiled: July 20, 2012Date of Patent: October 20, 2015Assignee: Electronics and Telecommunications Research InstituteInventors: Tae Jung Kim, Chang Ki Kim, Jeong Ju Yoo, Young Ho Jeong, Jin Woo Hong
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Publication number: 20150181258Abstract: An apparatus and method for providing a multi-angle viewing service, in which main broadcast content is transmitted to a main terminal and multi-angle content are transmitted to a personal terminal, are disclosed. The apparatus for providing a multi-angle viewing service includes an encoder unit configured to receive videos captured at a plurality of different angles from a plurality of cameras, and to generate a plurality of elementary streams, a broadcast transmission unit configured to transmit broadcast content generated based on the plurality of elementary streams through a broadcasting network, and a multi-angle streaming unit configured to generate a plurality of pieces of multi-angle content corresponding to the broadcast content based on the plurality of elementary streams, and to transmit one of the plurality of pieces of multi-angle content to a personal terminal through a network based on a request signal from the personal terminal.Type: ApplicationFiled: December 17, 2014Publication date: June 25, 2015Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Tae-Jung KIM, Chang-Ki KIM, Jae-Ho KIM, Ju-Il JEON, Jeong-Ju YOO, Jin-Woo HONG
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Publication number: 20150181003Abstract: The present invention relates to an apparatus for transmitting packets in an MPEG Media Transport (MMT) system, including: an MMT packetizing unit recording standard time information related to a media access unit for providing synchronization of the media access unit and generating MMT packets; and a transmission unit transmitting the generated MMT packets to the recipient side. Accordingly, synchronization between different media can be provided in a hybrid transmission environment where media streams belonging to one program are transmitted from different servers.Type: ApplicationFiled: June 10, 2013Publication date: June 25, 2015Inventors: Chang Ki Kim, Jeong Ju Yoo, Jin Woo Hong, Kwang Deok Seo
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Publication number: 20150181294Abstract: In a method and system for providing and receiving multi-screen based content, the method for providing multi-screen based content includes providing a user with secondary content in real time through a secondary terminal including at least one screen, in which the secondary content is related to primary content reproduced through a primary terminal.Type: ApplicationFiled: April 21, 2014Publication date: June 25, 2015Applicant: Electronics and Telecommunications Research InstituteInventors: Jae-Ho KIM, Jeong-Ju YOO, Jin-Woo HONG
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Publication number: 20150172734Abstract: In a multi-angle view processing apparatus, main-view data and at least one multi-angle view datum are received and processed through via one identical apparatus, and the main-view data and the at least one multi-angle view datum are separated into main images and sub images to be separately provided to different apparatuses, and as a result, seamless multi-angle view images selected by a user may be viewed with optimal resolution.Type: ApplicationFiled: April 15, 2014Publication date: June 18, 2015Applicant: Electronics and Telecommunications Research InstituteInventors: Tae-Jung KIM, Ju-Il JEON, Chang-Ki KIM, Jae-Ho KIM, Jeong-Ju YOO, Jin-Woo HONG
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Publication number: 20150143435Abstract: A system and method for managing a mashup service based on the content of media content are provided. The system and method infer tasks related to the content of media content that a user is currently viewing based on user profile information, and create and provide a personalized mashup service to execute a selected task, thereby overcoming restrictions and limitations in providing information in the existing content reproducing environment and improving user's viewing environment for media content.Type: ApplicationFiled: October 27, 2014Publication date: May 21, 2015Inventors: HYUNG WOO KIM, JOON MYUN CHO, MYUNG EUN KIM, MOO HUN LEE, JEONG NAM YEOM, JEONG JU YOO, JIN WOO HONG