DE69918656D1 - Bidirektionales kommunikationsprotokoll - Google Patents

Bidirektionales kommunikationsprotokoll

Info

Publication number
DE69918656D1
DE69918656D1 DE69918656T DE69918656T DE69918656D1 DE 69918656 D1 DE69918656 D1 DE 69918656D1 DE 69918656 T DE69918656 T DE 69918656T DE 69918656 T DE69918656 T DE 69918656T DE 69918656 D1 DE69918656 D1 DE 69918656D1
Authority
DE
Germany
Prior art keywords
data
data packet
sequence
transmitted
data packets
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69918656T
Other languages
English (en)
Other versions
DE69918656T2 (de
Inventor
Bassat Itzhak Ben
Dan Ehrenfeld
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gilat Satellite Networks Ltd
Original Assignee
Gilat Satellite Networks Ltd
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 Gilat Satellite Networks Ltd filed Critical Gilat Satellite Networks Ltd
Publication of DE69918656D1 publication Critical patent/DE69918656D1/de
Application granted granted Critical
Publication of DE69918656T2 publication Critical patent/DE69918656T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H04L43/0852—Delays
    • H04L43/087—Jitter
    • 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
    • H04N21/85—Assembly of content; Generation of multimedia applications
    • H04N21/854—Content authoring
    • H04N21/8547—Content authoring involving timestamps for synchronizing content
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/062—Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers
    • H04J3/0632—Synchronisation of packets and cells, e.g. transmission of voice via a packet network, circuit emulation service [CES]
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/60—Network streaming of media packets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • H04N17/04—Diagnosis, testing or measuring for television systems or their details for receivers
    • 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
    • H04N21/23608—Remultiplexing multiplex streams, e.g. involving modifying time stamps or remapping the packet identifiers
    • 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
    • H04N21/242—Synchronization processes, e.g. processing of PCR [Program Clock References]
    • 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
    • H04N21/4344—Remultiplexing of multiplex streams, e.g. by modifying time stamps or remapping the packet identifiers
    • 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
    • H04N21/633—Control signals issued by server directed to the network components or client
    • H04N21/6332—Control signals issued by server directed to the network components or client directed to client
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Hardware Design (AREA)
  • Computer Security & Cryptography (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Communication Control (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Electrotherapy Devices (AREA)
  • Liquid Crystal Substances (AREA)
DE69918656T 1998-08-17 1999-08-12 Bidirektionales kommunikationsprotokoll Expired - Lifetime DE69918656T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/135,502 US6091742A (en) 1998-08-17 1998-08-17 Bi-directional communications protocol
US135502 1998-08-17
PCT/US1999/018324 WO2000010275A1 (en) 1998-08-17 1999-08-12 Bi-directional communications protocol

Publications (2)

Publication Number Publication Date
DE69918656D1 true DE69918656D1 (de) 2004-08-19
DE69918656T2 DE69918656T2 (de) 2005-07-28

Family

ID=22468394

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69918656T Expired - Lifetime DE69918656T2 (de) 1998-08-17 1999-08-12 Bidirektionales kommunikationsprotokoll

Country Status (9)

Country Link
US (1) US6091742A (de)
EP (1) EP1023788B1 (de)
JP (1) JP3206756B2 (de)
KR (1) KR20010031188A (de)
AT (1) ATE271287T1 (de)
AU (1) AU5557799A (de)
DE (1) DE69918656T2 (de)
ES (1) ES2221424T3 (de)
WO (1) WO2000010275A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6874096B1 (en) * 2000-06-23 2005-03-29 2Wire, Inc. Apparatus and method for detecting packet arrival time
US7072999B1 (en) 2000-06-27 2006-07-04 2Wire, Inc. Robust packet arrival time detector using estimated signal power
US6557543B2 (en) * 2001-06-27 2003-05-06 Gas Research Institute High pressure airflow and duct distribution system for a convection oven
EP1480354B1 (de) 2003-05-23 2012-04-18 Gilat Satellite Networks Ltd. Frequenz- und Zeitsynchronisierung und Fehlerkorrektur in einem Satellitennetz
JP2007518333A (ja) * 2004-01-07 2007-07-05 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ データ伝送システムにおけるジッタの導入
US20050202829A1 (en) * 2004-03-01 2005-09-15 Texas Instruments Incorporated Satellite positioning system receiver utilizing time-aiding information from an independent source
US7852961B2 (en) * 2004-05-20 2010-12-14 Samsung Electronics Co., Ltd. Digital broadcasting transmission/reception devices capable of improving a receiving performance and signal processing method thereof
US7519086B2 (en) * 2004-08-13 2009-04-14 At&T Intellectual Property I. L.P. Method and system to measure data packet jitter
KR100858565B1 (ko) * 2007-04-23 2008-09-16 (주)디티브이인터랙티브 Ｉｐｔｖ 수신기 테스트신호 발생기 및 발생방법

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6043709B2 (ja) * 1977-07-13 1985-09-30 日本電気株式会社 垂直同期装置
US4298890A (en) * 1980-04-21 1981-11-03 Zenith Radio Corporation Digital vertical synchronization system for a television receiver
DE3732111A1 (de) * 1987-09-24 1989-04-06 Bosch Gmbh Robert Verfahren zur laufzeitanpassung von video- und audiosignalen an ein referenzsignal
US5416524A (en) * 1991-07-18 1995-05-16 Zenith Electronics Corp. Digital television synchronization system and method
US5486864A (en) * 1993-05-13 1996-01-23 Rca Thomson Licensing Corporation Differential time code method and apparatus as for a compressed video signal
US5561466A (en) * 1993-06-23 1996-10-01 Nec Corporation Video and audio data multiplexing into ATM cells with no dummy cell used and ATM cell demultiplexing
JP3546889B2 (ja) * 1993-08-24 2004-07-28 ソニー株式会社 多重化伝送方法および装置
US5452006A (en) * 1993-10-25 1995-09-19 Lsi Logic Corporation Two-part synchronization scheme for digital video decoders
EP0690697A1 (de) * 1993-12-24 1996-01-10 Koninklijke Philips Electronics N.V. Bilderzeugung mittels magnetischer resonanz vom grase (gradient- und spin-echo)-typ mit korrektur der auslesegradienten-polarität und t2-messung
EP0665688A3 (de) * 1993-12-29 1995-11-02 Toshiba Kk Verfahren zum Anordnen von Videodaten und Vorrichtung zum Kodieren/Dekodieren von Videodaten.
US5602595A (en) * 1993-12-29 1997-02-11 Zenith Electronics Corporation ATV/MPEG sync system
US5467342A (en) * 1994-01-12 1995-11-14 Scientific-Atlanta, Inc. Methods and apparatus for time stamp correction in an asynchronous transfer mode network
JP3197766B2 (ja) * 1994-02-17 2001-08-13 三洋電機株式会社 Ｍｐｅｇオーディオデコーダ、ｍｐｅｇビデオデコーダおよびｍｐｅｇシステムデコーダ
JP3408617B2 (ja) * 1994-03-16 2003-05-19 富士通株式会社 画像符号化データの同期ワード多重化方式
US5566174A (en) * 1994-04-08 1996-10-15 Philips Electronics North America Corporation MPEG information signal conversion system
US5629958A (en) * 1994-07-08 1997-05-13 Zenith Electronics Corporation Data frame structure and synchronization system for digital television signal
KR0134299B1 (ko) * 1994-07-11 1998-04-29 김광호 가변장디코딩장치의 동기 복원방법 및 장치
IT1268195B1 (it) * 1994-12-23 1997-02-21 Sip Decodificatore per segnali audio appartenenti a sequenze audiovisive compresse e codificate.
IT1268196B1 (it) * 1994-12-23 1997-02-21 Sip Dispositivo per la ricetrasmissione e decodifica di sequenze audiovisivi compresse.
US5671226A (en) * 1995-02-09 1997-09-23 Mitsubishi Denki Kabushiki Kaisha Multimedia information processing system
US5559796A (en) * 1995-02-28 1996-09-24 National Semiconductor Corporation Delay control for frame-based transmission of data
US5651010A (en) * 1995-03-16 1997-07-22 Bell Atlantic Network Services, Inc. Simultaneous overlapping broadcasting of digital programs
US5640388A (en) * 1995-12-21 1997-06-17 Scientific-Atlanta, Inc. Method and apparatus for removing jitter and correcting timestamps in a packet stream
DE69706151T2 (de) * 1996-03-19 2002-05-02 Vistar Telecommunications Inc., Ottawa Interaktives satellitenrundfunksystem
US5661665A (en) * 1996-06-26 1997-08-26 Microsoft Corporation Multi-media synchronization
FR2752352B1 (fr) * 1996-08-12 1998-10-23 Thomson Multimedia Sa Systeme interactif de television par satellite
US5905732A (en) * 1996-08-27 1999-05-18 Zenith Electronics Corporation PCR restamper

Also Published As

Publication number Publication date
JP2001510675A (ja) 2001-07-31
EP1023788B1 (de) 2004-07-14
KR20010031188A (ko) 2001-04-16
ATE271287T1 (de) 2004-07-15
WO2000010275A1 (en) 2000-02-24
EP1023788A1 (de) 2000-08-02
DE69918656T2 (de) 2005-07-28
AU5557799A (en) 2000-03-06
ES2221424T3 (es) 2004-12-16
JP3206756B2 (ja) 2001-09-10
US6091742A (en) 2000-07-18
EP1023788A4 (de) 2003-02-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition