BRPI0605031A - método para processamento de dados tìpicos em um transmissor de televisão digital e transmissor de televisão digital - Google Patents

método para processamento de dados tìpicos em um transmissor de televisão digital e transmissor de televisão digital

Info

Publication number
BRPI0605031A
BRPI0605031A BRPI0605031-0A BRPI0605031A BRPI0605031A BR PI0605031 A BRPI0605031 A BR PI0605031A BR PI0605031 A BRPI0605031 A BR PI0605031A BR PI0605031 A BRPI0605031 A BR PI0605031A
Authority
BR
Brazil
Prior art keywords
digital television
television transmitter
sequence
typical data
data sequence
Prior art date
Application number
BRPI0605031-0A
Other languages
English (en)
Inventor
Byoung Gill Kim
In-Hwan Choi
Woo Chan Kim
Jae Hyung Kim
Hyoung Gon Lee
Jong Moon Kim
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 BRPI0605031A publication Critical patent/BRPI0605031A/pt

Links

Classifications

    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • H04L27/04—Modulator circuits; Transmitter circuits
    • 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
    • H03M13/25—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM]
    • 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
    • H04L1/0059—Convolutional codes
    • H04L1/006—Trellis-coded modulation
    • 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
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/015—High-definition television systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Error Detection And Correction (AREA)
  • Television Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)

Abstract

"MéTODO PARA PROCESSAMENTO DE DADOS TìPICOS EM UM TRANSMISSOR DE TELEVISãO DIGITAL E TRANSMISSOR DE TELEVISãO DIGITAL", apresenta um transmissor de televisão digital e um método para processamento de dados típicos no transmissor DTV são revelados; o método para processamento de dados típicos em um transmissor de televisão digital (DTV) inclui a geração de uma seqüência de dados típicos, codificação Trellis da seqüência de dados típicos, a seqüência de dados típicos com codificação Trellis tendo bits superiores, intermediários e inferiores, caracterizado pelo fato de que no mínimo um dos bits superiores, intermediários e inferiores tenha uma propriedade de seqüência m, e o mapeamento da seqüência de dados típicos com codificação Trellis em uma das seqüências de dados de 2 níveis, 4 níveis e 8 níveis, caracterizado pelofato de que a seqüência de dados mapeados tenha substancialmente uma propriedade de seqüência m, caracterizado pelo fato de que a seqüência de dados tenha uma propriedade de seqüência m quando o valor de pico entre os valores de auto-correlação da seqüência de dados com um comprimento de N seja 1 e todos os valores de auto-correlação fora do pico sejam -l/N.
BRPI0605031-0A 2005-11-08 2006-11-08 método para processamento de dados tìpicos em um transmissor de televisão digital e transmissor de televisão digital BRPI0605031A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020050106691A KR101100207B1 (ko) 2005-11-08 2005-11-08 디지털 방송 시스템 및 처리 방법

Publications (1)

Publication Number Publication Date
BRPI0605031A true BRPI0605031A (pt) 2007-09-04

Family

ID=37806210

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0605031-0A BRPI0605031A (pt) 2005-11-08 2006-11-08 método para processamento de dados tìpicos em um transmissor de televisão digital e transmissor de televisão digital

Country Status (7)

Country Link
US (2) US8094742B2 (pt)
EP (1) EP1783975A1 (pt)
KR (1) KR101100207B1 (pt)
CN (1) CN1964467B (pt)
BR (1) BRPI0605031A (pt)
CA (1) CA2566119C (pt)
MX (1) MXPA06012867A (pt)

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WO2013010317A1 (en) * 2011-07-18 2013-01-24 Technicolor (China) Technology Co., Ltd. Method for adaptive entropy coding of tree structures
EP4344099A4 (en) 2021-05-19 2025-03-12 Nippon Telegraph And Telephone Corporation Communication device and estimation method

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Also Published As

Publication number Publication date
KR101100207B1 (ko) 2011-12-28
EP1783975A1 (en) 2007-05-09
US20070104284A1 (en) 2007-05-10
CA2566119C (en) 2012-12-18
KR20070049510A (ko) 2007-05-11
CA2566119A1 (en) 2007-05-08
US8094742B2 (en) 2012-01-10
US8254485B2 (en) 2012-08-28
CN1964467B (zh) 2010-05-26
MXPA06012867A (es) 2007-05-15
US20120076226A1 (en) 2012-03-29
CN1964467A (zh) 2007-05-16

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 10A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2386 DE 27-09-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.