MX2020004441A - Dispositivo de transmisión de señal de radiodifusión, método de transmisión de señal de radiodifusión, dispositivo de recepción de señal de radiodifusión, y método de recepción de señal de radiodifusión. - Google Patents

Dispositivo de transmisión de señal de radiodifusión, método de transmisión de señal de radiodifusión, dispositivo de recepción de señal de radiodifusión, y método de recepción de señal de radiodifusión.

Info

Publication number
MX2020004441A
MX2020004441A MX2020004441A MX2020004441A MX2020004441A MX 2020004441 A MX2020004441 A MX 2020004441A MX 2020004441 A MX2020004441 A MX 2020004441A MX 2020004441 A MX2020004441 A MX 2020004441A MX 2020004441 A MX2020004441 A MX 2020004441A
Authority
MX
Mexico
Prior art keywords
broadcast
packet
packets
link
layer
Prior art date
Application number
MX2020004441A
Other languages
English (en)
Inventor
Joonhee Yoon
Woosuk Kwon
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 MX2020004441A publication Critical patent/MX2020004441A/es

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
    • H04N21/23605—Creation or processing of packetized elementary streams [PES]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/22—Parsing or analysis of headers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/46—Interconnection of networks
    • H04L12/4604—LAN interconnection over a backbone network, e.g. Internet, Frame Relay
    • H04L12/462—LAN interconnection over a bridge based backbone
    • H04L12/4625—Single bridge functionality, e.g. connection of two networks over a single bridge
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/10—Flow control; Congestion control
    • H04L47/36—Flow control; Congestion control by determining packet size, e.g. maximum transfer unit [MTU]
    • 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
    • H04N21/238—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
    • H04N21/2381—Adapting the multiplex stream to a specific network, e.g. an Internet Protocol [IP] network
    • 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
    • H04N21/4343—Extraction or processing of packetized elementary streams [PES]
    • 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
    • H04N21/4381—Recovering the multiplex stream from a specific network, e.g. recovering MPEG packets from ATM cells
    • 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
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
    • 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
    • H04N21/643—Communication protocols
    • H04N21/64322—IP
    • 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]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/81—Monomedia components thereof
    • H04N21/812—Monomedia components thereof involving advertisement data
    • 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]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/835—Generation of protective data, e.g. certificates
    • H04N21/8358—Generation of protective data, e.g. certificates involving watermark
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/66—Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/18—Loop-free operations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/10—Flow control; Congestion control
    • H04L47/34—Flow control; Congestion control ensuring sequence integrity, e.g. using sequence numbers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Business, Economics & Management (AREA)
  • Marketing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Communication Control (AREA)

Abstract

Un método de transmisión de la señal de radiodifusión de acuerdo con una modalidad de la presente divulgación comprende un paso de procesamiento de capa IP de generar paquetes (IP) de protocolo de Internet que incluyen datos de radiodifusión y generando paquetes de IP fragmentados mediante la fragmentación de al menos un paquete de IP de los paquetes de IP con el fin de transmitir a una capa de enlace, un primer paso de procesamiento de la capa de enlace de la restauración 10 de al menos un paquete IP mediante la combinación de los paquetes IP fragmentados de la salida de los paquetes IP en el paso de procesamiento de la capa IP, un segundo paso de procesamiento de la capa de enlace para realizar la compresión del encabezamiento del paquete IP incluyendo el al menos un paquete IP restaurado, y un tercer paso de procesamiento de la capa de enlace de encapsulamiento de los paquetes IP comprimidos de encabezamiento dentro de al menos un paquete de la capa de enlace y transmitiendo el al menos un paquete de la capa de enlace a una capa física.
MX2020004441A 2017-11-09 2018-11-09 Dispositivo de transmisión de señal de radiodifusión, método de transmisión de señal de radiodifusión, dispositivo de recepción de señal de radiodifusión, y método de recepción de señal de radiodifusión. MX2020004441A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201762584109P 2017-11-09 2017-11-09
US201862614915P 2018-01-08 2018-01-08
PCT/KR2018/013655 WO2019093829A1 (ko) 2017-11-09 2018-11-09 방송 송신 장치, 방송 송신 방법, 방송 수신 장치 및 방송 수신 방법

Publications (1)

Publication Number Publication Date
MX2020004441A true MX2020004441A (es) 2020-08-06

Family

ID=66439009

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2020004441A MX2020004441A (es) 2017-11-09 2018-11-09 Dispositivo de transmisión de señal de radiodifusión, método de transmisión de señal de radiodifusión, dispositivo de recepción de señal de radiodifusión, y método de recepción de señal de radiodifusión.

Country Status (5)

Country Link
US (2) US11277501B2 (es)
KR (5) KR102640674B1 (es)
CN (1) CN111373759B (es)
MX (1) MX2020004441A (es)
WO (1) WO2019093829A1 (es)

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US11924260B2 (en) * 2020-07-09 2024-03-05 Triveni Digital Inc. Secure television distribution over heterogeneous networks
US12382113B2 (en) 2020-07-09 2025-08-05 Triveni Digital Inc. Secure television distribution over heterogeneous networks
US11343715B1 (en) * 2020-08-23 2022-05-24 Rockwell Collins, Inc. Header compression for network
KR102928308B1 (ko) * 2020-11-02 2026-02-19 삼성전자주식회사 스마트 보안 매체의 통신 번들 관리 방법 및 장치
WO2022239983A1 (ko) * 2021-05-12 2022-11-17 엘지전자 주식회사 멀티캐스트 신호 처리 방법 및 장치
US20240356770A1 (en) * 2021-07-22 2024-10-24 Lg Electronics Inc. Method and device for processing multicast signal
WO2025234840A1 (ko) * 2024-05-10 2025-11-13 엘지전자 주식회사 방송 송신 장치, 방송 송신 방법, 방송 수신 장치 및 방송 수신 방법

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Also Published As

Publication number Publication date
KR20200015732A (ko) 2020-02-12
WO2019093829A1 (ko) 2019-05-16
CN111373759A (zh) 2020-07-03
CN111373759B (zh) 2022-10-21
KR102640674B1 (ko) 2024-02-27
KR102418146B1 (ko) 2022-07-07
US20220159107A1 (en) 2022-05-19
KR20210099200A (ko) 2021-08-11
KR20230049775A (ko) 2023-04-13
KR102356784B1 (ko) 2022-02-08
US11277501B2 (en) 2022-03-15
US20200336572A1 (en) 2020-10-22
KR20220017513A (ko) 2022-02-11
KR102519917B1 (ko) 2023-04-10
KR20220080021A (ko) 2022-06-14
US11799990B2 (en) 2023-10-24
KR102288089B1 (ko) 2021-08-10

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