BRPI0604390A - transmissor de televisão digital para codificar dados principais e otimizados para transmissão e método de codificação de dados principais e otimizados em um transmissor de televisão digital - Google Patents

transmissor de televisão digital para codificar dados principais e otimizados para transmissão e método de codificação de dados principais e otimizados em um transmissor de televisão digital

Info

Publication number
BRPI0604390A
BRPI0604390A BRPI0604390-9A BRPI0604390A BRPI0604390A BR PI0604390 A BRPI0604390 A BR PI0604390A BR PI0604390 A BRPI0604390 A BR PI0604390A BR PI0604390 A BRPI0604390 A BR PI0604390A
Authority
BR
Brazil
Prior art keywords
optimized data
digital television
television transmitter
master
optimized
Prior art date
Application number
BRPI0604390-9A
Other languages
English (en)
Inventor
In Hwan Choi
Kyung Won Kang
Kook Yeon Kwak
Young Jin Hong
Sung Ryong Hong
Original Assignee
Lg Electronics Inc
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 Lg Electronics Inc filed Critical Lg Electronics Inc
Publication of BRPI0604390A publication Critical patent/BRPI0604390A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/65—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience
    • H04N19/66—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience involving data partitioning, i.e. separation of data into packets or partitions according to importance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/68—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for wholly or partially suppressing the carrier or one side band
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N21/23614—Multiplexing of additional data and video streams
    • 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]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/262—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists
    • 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
    • H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
    • H04N21/4348—Demultiplexing of additional data and video streams
    • 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 
    • H04N21/65—Transmission of management data between client and server
    • H04N21/654—Transmission by server directed to the client
    • H04N21/6547—Transmission by server directed to the client comprising parameters, e.g. for client setup

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Television Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

TRANSMISSOR DE TELEVISãO DIGITAL PARA CODIFICAR DADOS PRINCIPAIS E OTIMIZADOS PARA TRANSMISSãO E MéTODO DE CODIFICAçãO DE DADOS PRINCIPAIS E OTIMIZADOS EM UM TRANSMISSOR DE TELEVISãO DIGITAL, apresenta um transmissor de televisão digital (DTV) e um método para codificação de dados no método do transmissor DTV; um pré-processador pré-processa os dados otimizados por codificação dos dados otimizados para correção de erro à frente (FEC) e expansão dos dados otimizados codificados por FEC; um formatador de dados gera um ou mais grupos de pacotes de dados otimizados, cada pacote de dados otimizados incluindo os dados otimizados pré-processados; e, um multiplexador de pacote gera pelo menos um burst de dados otimizados através da multiplexação de um ou mais grupos de pacotes de dados otimizados; na presente, cada burst de dados otimizasdos inclui pelo menos um grupo de pacotes de dados otimizados; o transmissor de DTV pode ainda incluir um programador que gera o primeiro e segundo sinais de controle para controlar as operações do formatdor de dados e o multiplexador de pacote, respectivamente.
BRPI0604390-9A 2005-10-10 2006-09-28 transmissor de televisão digital para codificar dados principais e otimizados para transmissão e método de codificação de dados principais e otimizados em um transmissor de televisão digital BRPI0604390A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020050095170A KR101208498B1 (ko) 2005-10-10 2005-10-10 디지털 방송 시스템, 방법, 및 데이터 구조

Publications (1)

Publication Number Publication Date
BRPI0604390A true BRPI0604390A (pt) 2007-08-28

Family

ID=37911052

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0604390-9A BRPI0604390A (pt) 2005-10-10 2006-09-28 transmissor de televisão digital para codificar dados principais e otimizados para transmissão e método de codificação de dados principais e otimizados em um transmissor de televisão digital

Country Status (6)

Country Link
US (3) US7936828B2 (pt)
KR (1) KR101208498B1 (pt)
CN (1) CN1949835A (pt)
BR (1) BRPI0604390A (pt)
CA (1) CA2560196C (pt)
MX (1) MXPA06011512A (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101328949B1 (ko) 2007-04-10 2013-11-13 엘지전자 주식회사 방송 신호 송수신 방법
KR101490246B1 (ko) * 2007-07-02 2015-02-05 엘지전자 주식회사 방송 수신기 및 방송신호 처리방법
US8332896B2 (en) 2007-07-05 2012-12-11 Coherent Logix, Incorporated Transmission of multimedia streams to mobile devices with cross stream association
US8358705B2 (en) * 2007-07-05 2013-01-22 Coherent Logix, Incorporated Transmission of multimedia streams to mobile devices with uncoded transport tunneling
CN101682723B (zh) * 2007-07-05 2012-10-03 三星电子株式会社 处理流的数字广播发送器和接收器及其方法
US8347339B2 (en) 2007-07-05 2013-01-01 Coherent Logix, Incorporated Transmission of multimedia streams to mobile devices with variable training information
KR101534076B1 (ko) * 2008-04-30 2015-07-07 삼성전자주식회사 디지털 방송 송신기 및 수신기와 그 스트림 처리방법들
CN102057495B (zh) * 2008-06-04 2013-10-09 旭化成微电子株式会社 量子型红外线传感器以及使用该量子型红外线传感器的量子型红外线气体浓度仪
KR101493921B1 (ko) * 2008-09-08 2015-02-16 삼성전자주식회사 이동/핸드헬드 신호 수신을 위해 설계된 디지탈 텔레비전 수신기의 서브-채널 획득
CN101924931B (zh) * 2010-05-20 2012-02-29 长沙闿意电子科技有限公司 一种数字电视psi/si信息发包系统及方法
CN103152652B (zh) * 2013-03-15 2015-11-18 浙江大学 一种基于柯西rs编码的视频帧数据网络传输方法

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KR100674423B1 (ko) * 2001-01-19 2007-01-29 엘지전자 주식회사 송/수신 시스템 및 데이터 처리 방법
US7111221B2 (en) * 2001-04-02 2006-09-19 Koninklijke Philips Electronics N.V. Digital transmission system for an enhanced ATSC 8-VSB system
US7675994B2 (en) * 2001-04-02 2010-03-09 Koninklijke Philips Electronics N.V. Packet identification mechanism at the transmitter and receiver for an enhanced ATSC 8-VSB system
KR100813040B1 (ko) 2001-05-23 2008-03-14 엘지전자 주식회사 방송 시스템 및 방송 시스템에서 데이터를 처리하는 방법
US20030099303A1 (en) 2001-06-04 2003-05-29 Koninklijke Philips Electronics N.V. Digital television (DTV) transmission system using enhanced coding schemes
US7197685B2 (en) * 2003-01-02 2007-03-27 Samsung Electronics, Co., Ltd. Robust signal transmission in digital television broadcasting
GB2402307A (en) 2003-05-30 2004-12-01 Nokia Corp Encapsulating irregular burst transmissions with overhead information specifying the timing interval to the next burst
KR100698620B1 (ko) * 2003-06-16 2007-03-21 삼성전자주식회사 강건한 에러 정정 부호화 장치를 가지는 디지털 송/수신시스템 및 그의 에러정정부호화/정정방법
KR101018381B1 (ko) 2003-07-15 2011-03-02 삼성전자주식회사 수신 성능이 향상된 디지털 방송 송/수신 시스템 및 그의신호처리방법
KR100683879B1 (ko) * 2004-05-06 2007-02-15 삼성전자주식회사 수신 성능이 향상된 디지털 방송 송수신 시스템 및 그의신호처리방법
BRPI0616745A2 (pt) * 2005-10-19 2011-06-28 Thomson Licensing codificação / decodificação de vìdeo com múltiplas visualizações usando codificação / decodificação de vìdeo escalonável
KR101199369B1 (ko) * 2005-11-25 2012-11-09 엘지전자 주식회사 디지털 방송 시스템 및 처리 방법
US7797607B2 (en) * 2005-12-27 2010-09-14 Lg Electronics, Inc. DTV transmitter and method of coding main and enhanced data in DTV transmitter
WO2007100185A1 (en) * 2006-02-28 2007-09-07 Lg Electronics Inc. Digital broadcasting system and method of processing data

Also Published As

Publication number Publication date
US8971418B2 (en) 2015-03-03
US7936828B2 (en) 2011-05-03
MXPA06011512A (es) 2007-06-25
US20110170616A1 (en) 2011-07-14
CN1949835A (zh) 2007-04-18
US20150131745A1 (en) 2015-05-14
CA2560196A1 (en) 2007-04-10
US10070151B2 (en) 2018-09-04
KR20070039848A (ko) 2007-04-13
CA2560196C (en) 2012-06-19
US20070081595A1 (en) 2007-04-12
KR101208498B1 (ko) 2012-12-05

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Legal Events

Date Code Title Description
B08F Application fees: application dismissed [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]