WO2015147610A3 - 통신 시스템에서 패킷 송수신 방법 및 장치 - Google Patents

통신 시스템에서 패킷 송수신 방법 및 장치 Download PDF

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Publication number
WO2015147610A3
WO2015147610A3 PCT/KR2015/003104 KR2015003104W WO2015147610A3 WO 2015147610 A3 WO2015147610 A3 WO 2015147610A3 KR 2015003104 W KR2015003104 W KR 2015003104W WO 2015147610 A3 WO2015147610 A3 WO 2015147610A3
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WO
WIPO (PCT)
Prior art keywords
packet
source
transmitting
communication system
repair
Prior art date
Application number
PCT/KR2015/003104
Other languages
English (en)
French (fr)
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WO2015147610A2 (ko
Inventor
황성희
양현구
Original Assignee
삼성전자 주식회사
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 삼성전자 주식회사 filed Critical 삼성전자 주식회사
Priority to US15/129,294 priority Critical patent/US10728161B2/en
Priority to CN202111077202.2A priority patent/CN113783661B/zh
Priority to JP2016558749A priority patent/JP6511470B2/ja
Priority to EP15768498.6A priority patent/EP3125536B1/en
Priority to CN201580017090.8A priority patent/CN106664155B/zh
Publication of WO2015147610A2 publication Critical patent/WO2015147610A2/ko
Publication of WO2015147610A3 publication Critical patent/WO2015147610A3/ko
Priority to US16/935,672 priority patent/US11509594B2/en
Priority to US17/968,343 priority patent/US11876723B2/en

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Classifications

    • 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
    • H04L47/32—Flow control; Congestion control by discarding or delaying data units, e.g. packets or frames
    • 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
    • H04L1/0041—Arrangements at the transmitter end
    • H04L1/0042—Encoding specially adapted to other signal generation operation, e.g. in order to reduce transmit distortions, jitter, or to improve signal shape
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0006—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format
    • 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
    • H04L1/0041—Arrangements at the transmitter end
    • 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
    • H04L1/0072—Error control for data other than payload data, e.g. control data
    • 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
    • H04L69/30—Definitions, standards or architectural aspects of layered protocol stacks
    • H04L69/32—Architecture of open systems interconnection [OSI] 7-layer type protocol stacks, e.g. the interfaces between the data link level and the physical level
    • H04L69/322—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions
    • H04L69/329—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions in the application layer [OSI layer 7]
    • 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
    • H04N21/2383—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
    • H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
    • H04N21/2662—Controlling the complexity of the video stream, e.g. by scaling the resolution or bitrate of the video stream based on the client capabilities

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Databases & Information Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Error Detection And Correction (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

본 발명은 통신 시스템에서 패킷을 송신하는 방법에 있어서, 전송할 소스 패킷들 중 드롭시킬 적어도 하나의 소스 패킷과 상기 적어도 하나의 소스 패킷을 제외한 나머지 소스 패킷들 각각에 대한 드롭 유무를 나타내는 드롭 정보를 생성하고, 상기 드롭 정보와 상기 적어도 하나의 소스 패킷을 제외한 나머지 소스 패킷들에 순방향 오류 정정(FEC: Forward Error Correction) 부호화를 수행하여, 상기 드롭 정보의 복구를 위한 리페어 데이터와 상기 적어도 하나의 소스 패킷을 제외한 나머지 소스 패킷들의 복구를 위한 리페어 심볼을 포함하는 리페어 패킷을 생성하고, 상기 적어도 하나의 소스 패킷을 제외한 나머지 소스 패킷들과 상기 리페어 패킷을 전송한다.
PCT/KR2015/003104 2014-03-28 2015-03-30 통신 시스템에서 패킷 송수신 방법 및 장치 WO2015147610A2 (ko)

Priority Applications (7)

Application Number Priority Date Filing Date Title
US15/129,294 US10728161B2 (en) 2014-03-28 2015-03-30 Method and apparatus for transmitting and receiving packet in communication system
CN202111077202.2A CN113783661B (zh) 2014-03-28 2015-03-30 在通信系统中发送和接收分组的方法和装置
JP2016558749A JP6511470B2 (ja) 2014-03-28 2015-03-30 通信システムにおけるパケット送受信方法及び装置
EP15768498.6A EP3125536B1 (en) 2014-03-28 2015-03-30 Method and apparatus for transmitting and receiving packet in communication system
CN201580017090.8A CN106664155B (zh) 2014-03-28 2015-03-30 在通信系统中发送和接收分组的方法和装置
US16/935,672 US11509594B2 (en) 2014-03-28 2020-07-22 Method and apparatus for transmitting and receiving packet in communication system
US17/968,343 US11876723B2 (en) 2014-03-28 2022-10-18 Method and apparatus for transmitting and receiving packet in communication system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020140037265A KR102208814B1 (ko) 2014-03-28 2014-03-28 통신 시스템에서 패킷 송수신 방법 및 장치
KR10-2014-0037265 2014-03-28

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US15/129,294 A-371-Of-International US10728161B2 (en) 2014-03-28 2015-03-30 Method and apparatus for transmitting and receiving packet in communication system
US16/935,672 Continuation US11509594B2 (en) 2014-03-28 2020-07-22 Method and apparatus for transmitting and receiving packet in communication system

Publications (2)

Publication Number Publication Date
WO2015147610A2 WO2015147610A2 (ko) 2015-10-01
WO2015147610A3 true WO2015147610A3 (ko) 2016-12-29

Family

ID=54196528

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2015/003104 WO2015147610A2 (ko) 2014-03-28 2015-03-30 통신 시스템에서 패킷 송수신 방법 및 장치

Country Status (6)

Country Link
US (3) US10728161B2 (ko)
EP (1) EP3125536B1 (ko)
JP (1) JP6511470B2 (ko)
KR (1) KR102208814B1 (ko)
CN (2) CN106664155B (ko)
WO (1) WO2015147610A2 (ko)

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CN110419182B (zh) 2017-11-16 2022-04-08 Lg电子株式会社 发送pbch的方法和设备以及接收pbch的方法和设备
WO2019143208A1 (ko) * 2018-01-19 2019-07-25 삼성전자 주식회사 방송 시스템에서의 통신 장치 및 방법
KR102506507B1 (ko) 2018-01-19 2023-03-07 삼성전자주식회사 통신 시스템에서 신호를 송/수신하는 장치 및 방법

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Also Published As

Publication number Publication date
US10728161B2 (en) 2020-07-28
US20200351213A1 (en) 2020-11-05
EP3125536A4 (en) 2018-02-14
CN113783661B (zh) 2024-04-16
US11876723B2 (en) 2024-01-16
US11509594B2 (en) 2022-11-22
US20230041787A1 (en) 2023-02-09
WO2015147610A2 (ko) 2015-10-01
JP2017516346A (ja) 2017-06-15
KR102208814B1 (ko) 2021-01-28
EP3125536B1 (en) 2023-01-25
CN113783661A (zh) 2021-12-10
CN106664155B (zh) 2021-09-28
KR20150112661A (ko) 2015-10-07
CN106664155A (zh) 2017-05-10
EP3125536A2 (en) 2017-02-01
JP6511470B2 (ja) 2019-05-15
US20170104685A1 (en) 2017-04-13

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