ES2531248T3 - Aparato y método para transmitir y recibir una señal de difusión - Google Patents

Aparato y método para transmitir y recibir una señal de difusión Download PDF

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Publication number
ES2531248T3
ES2531248T3 ES13185442T ES13185442T ES2531248T3 ES 2531248 T3 ES2531248 T3 ES 2531248T3 ES 13185442 T ES13185442 T ES 13185442T ES 13185442 T ES13185442 T ES 13185442T ES 2531248 T3 ES2531248 T3 ES 2531248T3
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Spain
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data symbols
data
time
preamble
plp
Prior art date
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Active
Application number
ES13185442T
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English (en)
Inventor
Woo Suk Ko
Sang Chul Moon
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LG Electronics Inc
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LG Electronics Inc
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Publication date
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
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Publication of ES2531248T3 publication Critical patent/ES2531248T3/es
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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0028Formatting
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/004Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056Systems characterized by the type of code used
    • H04L1/0057Block codes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/004Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056Systems characterized by the type of code used
    • H04L1/0071Use of interleaving
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2602Signal structure
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/32Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0003Two-dimensional division
    • H04L5/0005Time-frequency
    • H04L5/0007Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053Allocation of signalling, i.e. of overhead other than pilot signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Error Detection And Correction (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

Un método de transmisión de una señal de difusión de vídeo digital para sistemas por cable, que comprende: codificar bits de datos de preámbulo mediante un esquema de codificación de comprobación de paridad de baja densidad, LDPC; codificar bits de datos de Conducto de Capa Física, PLP, mediante un esquema de codificación de comprobación de paridad de baja densidad, LDPC; correlacionar los bits de datos de PLP codificados en símbolos de datos de PLP; construir al menos un segmento de datos en base a los símbolos de datos de PLP, el al menos un segmento de datos que transporta uno o múltiples datos de PLP; correlacionar los bits de datos de preámbulo codificados en símbolos de datos de preámbulo, los símbolos de datos de preámbulo que comprenden información de señalización de Capa 1, L1, para señalizar el al menos un segmento de datos; intercalar en el tiempo los símbolos de datos de preámbulo con una profundidad de intercalado en el tiempo dentro de un bloque de L1, en donde el bloque de L1 incluye los símbolos de datos de preámbulo intercalados en el tiempo e insertar una cabecera en la parte delantera de los símbolos de datos de preámbulo intercalados en el tiempo, la cabecera que incluye parámetros de intercalado en el tiempo que indican la profundidad de intercalado en el tiempo que se fija como el número de los símbolos de datos de preámbulo; intercalar en el tiempo los símbolos de datos de PLP dentro del al menos un segmento de datos; construir un trama de señal en base al segmento de datos incluyendo los símbolos de datos de PLP intercalados en el tiempo y los símbolos de datos de preámbulo y; modular la trama de señal construida mediante un método de Multiplexación por División de Frecuencia Ortogonal, OFDM, usando un modo de Transformación Rápida de Fourier, FFT, 4K; y transmitir la trama de señal modulada, en donde el bloque de L1 se repite en el dominio de la frecuencia con la misma tasa.
ES13185442T 2008-11-18 2009-08-05 Aparato y método para transmitir y recibir una señal de difusión Active ES2531248T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11554908P 2008-11-18 2008-11-18

Publications (1)

Publication Number Publication Date
ES2531248T3 true ES2531248T3 (es) 2015-03-12

Family

ID=42076259

Family Applications (3)

Application Number Title Priority Date Filing Date
ES09167289.9T Active ES2446300T3 (es) 2008-11-18 2009-08-05 Aparato y método para transmitir y recibir una señal de difusión
ES13185442T Active ES2531248T3 (es) 2008-11-18 2009-08-05 Aparato y método para transmitir y recibir una señal de difusión
ES13185437.4T Active ES2534105T3 (es) 2008-11-18 2009-08-05 Aparato y método para transmitir y recibir una señal de difusión

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES09167289.9T Active ES2446300T3 (es) 2008-11-18 2009-08-05 Aparato y método para transmitir y recibir una señal de difusión

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES13185437.4T Active ES2534105T3 (es) 2008-11-18 2009-08-05 Aparato y método para transmitir y recibir una señal de difusión

Country Status (7)

Country Link
EP (3) EP2187557B1 (es)
CN (1) CN102217307B (es)
DK (3) DK2677677T3 (es)
ES (3) ES2446300T3 (es)
PL (3) PL2677677T3 (es)
PT (3) PT2187557E (es)
WO (1) WO2010058891A1 (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102217266B (zh) 2008-11-19 2014-05-07 Lg电子株式会社 用于发送和接收信号的装置以及用于发送和接收信号的方法
WO2010082799A2 (en) * 2009-01-19 2010-07-22 Lg Electronics, Inc. Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
WO2011069067A1 (en) 2009-12-04 2011-06-09 The Trustees Of Columbia University In The City Of New York Spectral and temporal laser fluorescence analysis such as for natural aquatic environments
WO2012136445A1 (en) * 2011-04-08 2012-10-11 Sony Corporation Signaling data transmission transmitting split signaling data
CN103516480A (zh) * 2012-06-29 2014-01-15 财团法人工业技术研究院 传送器与接收器及身份识别码的传送方法与检测方法
GB2515539A (en) 2013-06-27 2014-12-31 Samsung Electronics Co Ltd Data structure for physical layer encapsulation
US10291256B2 (en) * 2015-03-02 2019-05-14 Samsung Electronics Co., Ltd. Transmitter and method for generating additional parity thereof
WO2017003259A1 (en) 2015-07-01 2017-01-05 Samsung Electronics Co., Ltd. Transmitting apparatus and receiving apparatus and controlling method thereof
KR102672250B1 (ko) * 2015-07-01 2024-06-05 삼성전자주식회사 송신 장치, 수신 장치 및 그 제어 방법
WO2017010640A1 (ko) 2015-07-16 2017-01-19 엘지전자 주식회사 방송 신호 송신 장치, 방송 신호 수신 장치, 방송 신호 송신 방법, 및 방송 신호 수신 방법
US10601629B2 (en) * 2017-08-09 2020-03-24 Futurewei Technologies, Inc. Virtual lookup table for probabilistic constellation shaping

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7508839B2 (en) * 2004-07-09 2009-03-24 Nokia Corporation Encapsulator and an associated method and computer program product for encapsulating data packets
WO2006038054A1 (en) * 2004-10-06 2006-04-13 Nokia Corporation Packet transmission using error correction of data packets
US20080225892A1 (en) * 2007-03-15 2008-09-18 Nokia Corporation Using Forward Error Correction with Generic Stream Encapsulation in a Digital Broadcast Network

Also Published As

Publication number Publication date
EP2677678A1 (en) 2013-12-25
EP2187557A2 (en) 2010-05-19
EP2187557A3 (en) 2011-04-06
WO2010058891A1 (en) 2010-05-27
PT2677678E (pt) 2015-02-27
DK2187557T3 (da) 2014-01-27
CN102217307A (zh) 2011-10-12
EP2677677B1 (en) 2014-12-31
PT2677677E (pt) 2015-04-13
DK2677678T3 (en) 2015-03-02
PL2677677T3 (pl) 2015-06-30
EP2187557B1 (en) 2013-11-13
ES2534105T3 (es) 2015-04-17
EP2677677A1 (en) 2013-12-25
PT2187557E (pt) 2014-02-20
ES2446300T3 (es) 2014-03-07
PL2677678T3 (pl) 2015-05-29
DK2677677T3 (en) 2015-03-30
CN102217307B (zh) 2014-08-13
EP2677678B1 (en) 2014-12-03
PL2187557T3 (pl) 2014-03-31

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