KR20100021381A - 디지털 멀티미디어 방송 송수신 장치 및 방법 - Google Patents

디지털 멀티미디어 방송 송수신 장치 및 방법 Download PDF

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Publication number
KR20100021381A
KR20100021381A KR1020090075191A KR20090075191A KR20100021381A KR 20100021381 A KR20100021381 A KR 20100021381A KR 1020090075191 A KR1020090075191 A KR 1020090075191A KR 20090075191 A KR20090075191 A KR 20090075191A KR 20100021381 A KR20100021381 A KR 20100021381A
Authority
KR
South Korea
Prior art keywords
enhancement layer
stream
modulation mode
layer
base layer
Prior art date
Application number
KR1020090075191A
Other languages
English (en)
Korean (ko)
Inventor
임종수
이지봉
윤정일
배병준
김광용
양규태
최서미
김영수
배재휘
이수인
황승구
안치득
구본태
김진규
혁 김
이광순
Original Assignee
한국전자통신연구원
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 한국전자통신연구원 filed Critical 한국전자통신연구원
Priority to EP09806880A priority Critical patent/EP2316225A4/fr
Priority to PCT/KR2009/004567 priority patent/WO2010019018A2/fr
Publication of KR20100021381A publication Critical patent/KR20100021381A/ko

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/631—Multimode Transmission, e.g. transmitting basic layers and enhancement layers of the content over different transmission paths or transmitting with different error corrections, different keys or with different transmission protocols
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/35—Unequal or adaptive error protection, e.g. by providing a different level of protection according to significance of source information or by adapting the coding according to the change of transmission channel characteristics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2383—Channel coding or modulation of digital bit-stream, e.g. QPSK modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
    • H04N21/4382—Demodulation or channel decoding, e.g. QPSK demodulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/647—Control signaling between network components and server or clients; Network processes for video distribution between server and clients, e.g. controlling the quality of the video stream, by dropping packets, protecting content from unauthorised alteration within the network, monitoring of network load, bridging between two different networks, e.g. between IP and wireless
    • H04N21/64784—Data processing by the network
    • H04N21/64792—Controlling the complexity of the content stream, e.g. by dropping packets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/015—High-definition television systems

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
KR1020090075191A 2008-08-14 2009-08-14 디지털 멀티미디어 방송 송수신 장치 및 방법 KR20100021381A (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP09806880A EP2316225A4 (fr) 2008-08-14 2009-08-14 Appareil d'émission et de réception de diffusion multimédia numérique et procédé correspondant
PCT/KR2009/004567 WO2010019018A2 (fr) 2008-08-14 2009-08-14 Appareil d'émission et de réception de diffusion multimédia numérique et procédé correspondant

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20080079814 2008-08-14
KR1020080079814 2008-08-14
KR1020080126114 2008-12-11
KR20080126114 2008-12-11

Publications (1)

Publication Number Publication Date
KR20100021381A true KR20100021381A (ko) 2010-02-24

Family

ID=42091153

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020090075191A KR20100021381A (ko) 2008-08-14 2009-08-14 디지털 멀티미디어 방송 송수신 장치 및 방법

Country Status (3)

Country Link
EP (1) EP2316225A4 (fr)
KR (1) KR20100021381A (fr)
WO (1) WO2010019018A2 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150100569A (ko) * 2014-02-25 2015-09-02 한국전자통신연구원 레이어드 디비전 멀티플렉싱을 이용한 신호 멀티플렉싱 장치 및 신호 멀티플렉싱 방법
KR20160004940A (ko) * 2014-07-03 2016-01-13 한국전자통신연구원 레이어드 디비전 멀티플렉싱을 이용한 신호 멀티플렉싱 장치 및 신호 멀티플렉싱 방법
WO2017204470A1 (fr) * 2016-05-23 2017-11-30 엘지전자 주식회사 Procédé et appareil de transmission par compétition de données de liaison montante dans un système de communication sans fil auquel est appliqué un schéma d'accès multiple non orthogonal
KR20220042319A (ko) * 2014-07-09 2022-04-05 한국전자통신연구원 레이어드 디비전 멀티플렉싱을 이용한 방송 신호 송신 장치 및 방송 신호 송신 방법

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102384585B1 (ko) 2013-11-19 2022-04-11 삼성전자주식회사 방송 혹은 통신 시스템에서 스케일러블 비디오 코딩 방법 및 장치
MX2018008368A (es) 2014-05-09 2022-01-27 Electronics & Telecommunications Res Inst Aparato de multiplexion de señal usando multiplexion por division en capas y metodo de multiplexion de señal.
KR102384790B1 (ko) 2014-08-25 2022-04-08 한국전자통신연구원 레이어드 디비전 멀티플렉싱을 이용한 방송 신호 프레임 생성 장치 및 방송 신호 프레임 생성 방법
KR102553316B1 (ko) * 2015-03-06 2023-07-10 한국전자통신연구원 레이어드 디비전 멀티플렉싱을 이용한 방송 신호 프레임 생성 장치 및 방송 신호 프레임 생성 방법
KR102465856B1 (ko) * 2015-03-27 2022-11-11 한국전자통신연구원 코어 레이어의 피지컬 레이어 파이프들의 경계를 이용한 방송 신호 프레임 생성 장치 및 방송 신호 프레임 생성 방법
KR102553322B1 (ko) 2015-04-20 2023-07-10 한국전자통신연구원 레이어드 디비전 멀티플렉싱을 이용한 방송 신호 프레임 생성 장치 및 방송 신호 프레임 생성 방법
WO2018028800A1 (fr) * 2016-08-12 2018-02-15 Huawei Technologies Co., Ltd. Codage en superposition d'un pdsch et d'un pdcch

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6798838B1 (en) * 2000-03-02 2004-09-28 Koninklijke Philips Electronics N.V. System and method for improving video transmission over a wireless network
EP1938596A4 (fr) * 2005-09-27 2012-03-28 Korea Electronics Telecomm Appareil pour transmettre et pour recevoir une diffusion multimedia numerique pour un service video de haute qualite
EP2100450A4 (fr) * 2006-12-06 2012-02-29 Korea Electronics Telecomm Appareil et procédé pour service de diffusion multimédia numérique
KR20080069495A (ko) * 2007-01-23 2008-07-28 한국전자통신연구원 파일럿의 삽입 및 파일럿의 특정 배치 패턴을 통하여ｏｆｄｍ 전송 시스템의 전송성능을 높이는 계층 변조 장치및 계층 변조 신호 송수신 장치 및 그 방법

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11102048B2 (en) 2014-02-25 2021-08-24 Electronics And Telecommunications Research Institute Signal multiplexing device and signal multiplexing method using layered division multiplexing
US11943090B2 (en) 2014-02-25 2024-03-26 Electronics And Telecommunications Research Institute Signal multiplexing device and signal multiplexing method using layered division multiplexing
KR20150100569A (ko) * 2014-02-25 2015-09-02 한국전자통신연구원 레이어드 디비전 멀티플렉싱을 이용한 신호 멀티플렉싱 장치 및 신호 멀티플렉싱 방법
KR20210128974A (ko) * 2014-02-25 2021-10-27 한국전자통신연구원 레이어드 디비전 멀티플렉싱을 이용한 신호 멀티플렉싱 장치 및 신호 멀티플렉싱 방법
KR20230002146A (ko) * 2014-07-03 2023-01-05 한국전자통신연구원 레이어드 디비전 멀티플렉싱을 이용한 신호 디멀티플렉싱 장치 및 신호 디멀티플렉싱 방법
KR20220027899A (ko) * 2014-07-03 2022-03-08 한국전자통신연구원 레이어드 디비전 멀티플렉싱을 이용한 신호 멀티플렉싱 장치 및 신호 멀티플렉싱 방법
US11582586B2 (en) 2014-07-03 2023-02-14 Electronics And Telecommunications Research Institute Signal multiplexing device and signal multiplexing method using layered division multiplexing
US11589191B2 (en) 2014-07-03 2023-02-21 Electronics And Telecommunications Research Institute Signal multiplexing device and signal multiplexing method using layered division multiplexing
KR20160004940A (ko) * 2014-07-03 2016-01-13 한국전자통신연구원 레이어드 디비전 멀티플렉싱을 이용한 신호 멀티플렉싱 장치 및 신호 멀티플렉싱 방법
KR20220042319A (ko) * 2014-07-09 2022-04-05 한국전자통신연구원 레이어드 디비전 멀티플렉싱을 이용한 방송 신호 송신 장치 및 방송 신호 송신 방법
KR20220167791A (ko) * 2014-07-09 2022-12-21 한국전자통신연구원 레이어드 디비전 멀티플렉싱을 이용한 방송 신호 송신 장치 및 방송 신호 송신 방법
US10912117B2 (en) 2016-05-23 2021-02-02 Lg Electronics Inc. Method and apparatus for competition-based transmitting of uplink data in wireless communication system to which non-orthogonal multiple access scheme is applied
WO2017204470A1 (fr) * 2016-05-23 2017-11-30 엘지전자 주식회사 Procédé et appareil de transmission par compétition de données de liaison montante dans un système de communication sans fil auquel est appliqué un schéma d'accès multiple non orthogonal

Also Published As

Publication number Publication date
WO2010019018A3 (fr) 2011-04-07
EP2316225A4 (fr) 2012-02-22
WO2010019018A2 (fr) 2010-02-18
EP2316225A2 (fr) 2011-05-04

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