ATE364271T1 - Verfahren und vorrichtung zur effizienten und genauen grobzeitsynchronisierung in pulsdemodulatoren - Google Patents

Verfahren und vorrichtung zur effizienten und genauen grobzeitsynchronisierung in pulsdemodulatoren

Info

Publication number
ATE364271T1
ATE364271T1 AT01400494T AT01400494T ATE364271T1 AT E364271 T1 ATE364271 T1 AT E364271T1 AT 01400494 T AT01400494 T AT 01400494T AT 01400494 T AT01400494 T AT 01400494T AT E364271 T1 ATE364271 T1 AT E364271T1
Authority
AT
Austria
Prior art keywords
autocorrelation
correlation
burst
window
contrast
Prior art date
Application number
AT01400494T
Other languages
English (en)
Inventor
Joseph Boutros
Emmanuel Lemois
Original Assignee
Juniper Networks 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 Juniper Networks Inc filed Critical Juniper Networks Inc
Application granted granted Critical
Publication of ATE364271T1 publication Critical patent/ATE364271T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0054—Detection of the synchronisation error by features other than the received signal transition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • 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
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4622—Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet
    • 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
    • H04N21/47—End-user applications
    • H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
    • H04N21/4782—Web browsing, e.g. WebTV
    • 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
    • H04N21/47—End-user applications
    • H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
    • H04N21/4786—Supplemental services, e.g. displaying phone caller identification, shopping application e-mailing
    • 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
    • H04N21/47—End-user applications
    • H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
    • H04N21/4788—Supplemental services, e.g. displaying phone caller identification, shopping application communicating with other users, e.g. chatting
    • 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 
    • H04N21/61—Network physical structure; Signal processing
    • H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
    • H04N21/6118—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving cable transmission, e.g. using a cable modem
    • 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 
    • H04N21/61—Network physical structure; Signal processing
    • H04N21/6156—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network
    • H04N21/6168—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network involving cable transmission, e.g. using a cable modem
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0682—Clock or time synchronisation in a network by delay compensation, e.g. by compensation of propagation delay or variations thereof, by ranging
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/08—Speed or phase control by synchronisation signals the synchronisation signals recurring cyclically

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
AT01400494T 2001-02-26 2001-02-26 Verfahren und vorrichtung zur effizienten und genauen grobzeitsynchronisierung in pulsdemodulatoren ATE364271T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP01400494A EP1237319B1 (de) 2001-02-26 2001-02-26 Verfahren und Vorrichtung zur effizienten und genauen Grobzeitsynchronisierung in Pulsdemodulatoren

Publications (1)

Publication Number Publication Date
ATE364271T1 true ATE364271T1 (de) 2007-06-15

Family

ID=8182633

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01400494T ATE364271T1 (de) 2001-02-26 2001-02-26 Verfahren und vorrichtung zur effizienten und genauen grobzeitsynchronisierung in pulsdemodulatoren

Country Status (4)

Country Link
US (4) US7154967B2 (de)
EP (1) EP1237319B1 (de)
AT (1) ATE364271T1 (de)
DE (1) DE60128784T2 (de)

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DE60128784T2 (de) * 2001-02-26 2008-02-07 Juniper Networks, Inc., Sunnyvale Verfahren und Vorrichtung zur effizienten und genauen Grobzeitsynchronisierung in Pulsdemodulatoren
JP3636145B2 (ja) * 2001-06-15 2005-04-06 ソニー株式会社 復調タイミング生成回路および復調装置
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DE10249413B4 (de) * 2002-10-23 2005-10-20 Rohde & Schwarz Verfahren zum Erfassen des Beginns eines aktiven Signalabschnitts
US20050018750A1 (en) * 2003-03-03 2005-01-27 Foerster Jeffrey R. Ultra-wideband transceiver architecture and associated methods
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US20050003769A1 (en) * 2003-07-02 2005-01-06 Foerster Jeffrey R. Ultra-wideband transceiver architecture and associated methods
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US8054918B2 (en) * 2004-09-30 2011-11-08 ST-Ericsson S.A. Wireless communication system and method with frequency burst acquisition feature using autocorrelation
US7593482B2 (en) * 2004-09-30 2009-09-22 St-Ericsson Sa Wireless communication system with hardware-based frequency burst detection
US7729456B2 (en) * 2004-11-17 2010-06-01 Via Technologies, Inc. Burst detection apparatus and method for radio frequency receivers
US7551694B2 (en) * 2005-01-20 2009-06-23 Marvell World Trade Ltd. Limiter based analog demodulator
US8027373B2 (en) 2005-09-15 2011-09-27 Qualcomm Incorporated Quick detection of signaling in a wireless communication system
BRPI0706546A2 (pt) * 2006-01-17 2011-03-29 Koninkl Philips Electronics Nv método e dispositivo para detectar a presença de um sinal de televisão, e , meio legìvel por computador
US7653156B2 (en) * 2006-04-20 2010-01-26 The Boeing Company Method for fine timing acquisition
JP4866690B2 (ja) * 2006-09-11 2012-02-01 富士通株式会社 プリアンブル受信装置
BRPI0811117A2 (pt) 2007-05-16 2014-12-23 Thomson Licensing Aparelho e método para codificar e decodificar sinais
EP2201772A2 (de) 2007-10-15 2010-06-30 Thomson Licensing Vorrichtung und verfahren zum übermitteln von burstmodus-aktivität
BRPI0818616A2 (pt) 2007-10-15 2015-04-07 Thomson Licensing Aparelho e método para codificação e decodificação de sinais.
KR100922076B1 (ko) 2007-11-30 2009-10-16 한국전자통신연구원 케이블 모뎀에서 신호 검출 장치 및 자동 이득 제어 장치
WO2010076481A1 (fr) * 2008-12-15 2010-07-08 France Telecom Procede d'emission de donnees par une entite d'un reseau sans fil et entite
KR101070156B1 (ko) * 2008-12-22 2011-10-05 한국전자통신연구원 상향 케이블 모뎀에서 입력신호의 심벌 타이밍을 추정하는 방법 및 장치
CN102449950B (zh) * 2009-05-29 2014-11-05 汤姆森特许公司 符号定时恢复方法和设备
JP2011003970A (ja) * 2009-06-16 2011-01-06 Fujitsu Ltd 受信装置、基地局装置及び同期タイミング検出方法
CN102510735A (zh) * 2009-07-17 2012-06-20 计算机心脏股份有限公司 用于经放射外科减轻心律失常的心脏治疗套件、***和方法
US8724757B2 (en) * 2010-03-26 2014-05-13 General Dynamics C4 Systems, Inc. Symbol timing synchronization methods and apparatus
KR101650159B1 (ko) * 2010-12-22 2016-08-22 한국전자통신연구원 고속 데이터의 점대점 고정 무선 데이터 송수신 장치 및 방법
KR102580623B1 (ko) * 2016-12-08 2023-09-21 한국전자통신연구원 프리앰블 기반 상향 rf 신호 검출 장치 및 방법
CN111669816B (zh) * 2020-06-16 2021-02-12 北京理工大学 一种利用***驱动电磁辐射高精度时钟同步的装置及方法

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Also Published As

Publication number Publication date
US20070071143A1 (en) 2007-03-29
US20020181622A1 (en) 2002-12-05
DE60128784D1 (de) 2007-07-19
US8451958B2 (en) 2013-05-28
US7154967B2 (en) 2006-12-26
US7616717B2 (en) 2009-11-10
EP1237319B1 (de) 2007-06-06
US20100111236A1 (en) 2010-05-06
DE60128784T2 (de) 2008-02-07
EP1237319A1 (de) 2002-09-04
US7957494B2 (en) 2011-06-07
US20110206172A1 (en) 2011-08-25

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