CA3065389A1 - Appareil de generation de trame de signaux de radiodiffusion, et procede de generation de trame de signaux de radiodiffusion utilisant le multiplexage par repartition en couches - Google Patents

Appareil de generation de trame de signaux de radiodiffusion, et procede de generation de trame de signaux de radiodiffusion utilisant le multiplexage par repartition en couches Download PDF

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Publication number
CA3065389A1
CA3065389A1 CA3065389A CA3065389A CA3065389A1 CA 3065389 A1 CA3065389 A1 CA 3065389A1 CA 3065389 A CA3065389 A CA 3065389A CA 3065389 A CA3065389 A CA 3065389A CA 3065389 A1 CA3065389 A1 CA 3065389A1
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Canada
Prior art keywords
layer
signal
core layer
enhanced
broadcast signal
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CA3065389A
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English (en)
Other versions
CA3065389C (fr
Inventor
Jae-Young Lee
Sung-Ik Park
Sun-Hyoung Kwon
Heung-Mook Kim
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Electronics and Telecommunications Research Institute ETRI
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Electronics and Telecommunications Research Institute ETRI
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Priority claimed from KR1020160004461A external-priority patent/KR102553320B1/ko
Application filed by Electronics and Telecommunications Research Institute ETRI filed Critical Electronics and Telecommunications Research Institute ETRI
Publication of CA3065389A1 publication Critical patent/CA3065389A1/fr
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Publication of CA3065389C publication Critical patent/CA3065389C/fr
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0057—Block codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/007—Unequal error protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/183—Multiresolution systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • 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
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • 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
    • H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L2001/0092—Error control systems characterised by the topology of the transmission link
    • H04L2001/0093—Point-to-multipoint
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H04L27/26134—Pilot insertion in the transmitter chain, e.g. pilot overlapping with data, insertion in time or frequency domain

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Error Detection And Correction (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Un appareil et une méthode de diffusion de signaux recourant au multiplexage par répartition en couches sont décrits. Un appareil servant à produire une trame de signal de radiodiffusion selon un mode de réalisation de la présente invention comprend : un multiplexeur pour produire un signal multiplexé en combinant un signal de couche principale et un signal de couche améliorée à différentes intensités; un normalisateur de puissance configuré pour réduire la puissance du signal multiplexé à un niveau de puissance correspondant au signal de couche principale; un entrelaceur de temps configuré pour produire un signal entrelacé en effectuant un entrelacement appliqué au signal de couche principale et au signal de couche améliorée; un créateur de trame configuré pour envoyer des signaux, des renseignements sur les types de tuyaux de couche physique et des renseignements sur lentrelaceur temporel qui figurent dans le signal de couche principale et dans le signal de couche améliorée.
CA3065389A 2015-03-05 2016-02-11 Appareil de generation de trame de signaux de radiodiffusion, et procede de generation de trame de signaux de radiodiffusion utilisant le multiplexage par repartition en couches Active CA3065389C (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR20150031089 2015-03-05
KR10-2015-0031089 2015-03-05
KR1020160004461A KR102553320B1 (ko) 2015-03-05 2016-01-13 레이어드 디비전 멀티플렉싱을 이용한 방송 신호 프레임 생성 장치 및 방송 신호 프레임 생성 방법
KR10-2016-0004461 2016-01-13
CA2978059A CA2978059C (fr) 2015-03-05 2016-02-11 Appareil de generation de trame de signaux de radiodiffusion, et procede de generation de trame de signaux de radiodiffusion utilisant le multiplexage par repartition en couches

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA2978059A Division CA2978059C (fr) 2015-03-05 2016-02-11 Appareil de generation de trame de signaux de radiodiffusion, et procede de generation de trame de signaux de radiodiffusion utilisant le multiplexage par repartition en couches

Publications (2)

Publication Number Publication Date
CA3065389A1 true CA3065389A1 (fr) 2016-09-09
CA3065389C CA3065389C (fr) 2022-04-26

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Country Status (3)

Country Link
KR (1) KR102702137B1 (fr)
CA (1) CA3065389C (fr)
WO (1) WO2016140445A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11457174B2 (en) * 2015-04-20 2022-09-27 Electronics And Telecommunications Research Institute Broadcast signal frame generation apparatus and broadcast signal frame generation method using layered division multiplexing

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018048262A1 (fr) 2016-09-12 2018-03-15 한국전자통신연구원 Dispositif de génération de trame de signal de diffusion comprenant un préambule indiquant la position de départ d'un premier bloc de fec complet, et procédé de génération de trame de signal de diffusion
CN114520662B (zh) * 2016-09-12 2025-12-12 韩国电子通信研究院 用于生成广播信号帧的设备和方法
CN109845213B (zh) * 2016-10-24 2021-12-17 松下电器（美国）知识产权公司 发送器、接收器、发送方法和接收方法
KR102207232B1 (ko) * 2017-03-06 2021-01-25 삼성전자주식회사 방송 신호를 수신하는 장치, 방송 신호를 송신하는 장치, 및 이를 위한 방법
WO2025198264A1 (fr) * 2024-03-18 2025-09-25 한국전자통신연구원 Appareil de transmission de signal de diffusion à l'aide de multiples antennes de transmission, procédé l'utilisant
WO2025206655A1 (fr) * 2024-03-27 2025-10-02 한국전자통신연구원 Appareil de transmission de signal de diffusion utilisant de multiples antennes de transmission et procédé le mettant en œuvre

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US8879635B2 (en) 2005-09-27 2014-11-04 Qualcomm Incorporated Methods and device for data alignment with time domain boundary
US7742524B2 (en) * 2006-11-17 2010-06-22 Lg Electronics Inc. Method and apparatus for decoding/encoding a video signal using inter-layer prediction
EP2359664A1 (fr) * 2008-11-21 2011-08-24 Pin-Han Ho Système, procédé et programme informatique pour multidiffusion codée par superposition à l aide d un schéma de modulation unique
KR101172792B1 (ko) * 2008-11-26 2012-08-20 한국방송공사 방송 시스템에서 부가 정보 삽입 장치 및 방법
WO2011043618A2 (fr) * 2009-10-08 2011-04-14 엘지전자 주식회사 Procédé et appareil permettant d'émettre et de recevoir des signaux radiodiffusés
US8520495B2 (en) * 2010-02-10 2013-08-27 Electronics And Telecommunications Research Institute Device and method for transmitting and receiving broadcasting signal
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JP6156648B2 (ja) * 2011-09-22 2017-07-05 サン パテント トラスト 動画像符号化方法、動画像符号化装置、動画像復号化方法、および、動画像復号化装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11457174B2 (en) * 2015-04-20 2022-09-27 Electronics And Telecommunications Research Institute Broadcast signal frame generation apparatus and broadcast signal frame generation method using layered division multiplexing

Also Published As

Publication number Publication date
KR20230106568A (ko) 2023-07-13
CA3065389C (fr) 2022-04-26
WO2016140445A1 (fr) 2016-09-09
KR102702137B1 (ko) 2024-09-04

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