DE69929976D1 - Verfahren zur auswahl eines synchronisationsmusters aus einem testsignal - Google Patents

Verfahren zur auswahl eines synchronisationsmusters aus einem testsignal

Info

Publication number
DE69929976D1
DE69929976D1 DE69929976T DE69929976T DE69929976D1 DE 69929976 D1 DE69929976 D1 DE 69929976D1 DE 69929976 T DE69929976 T DE 69929976T DE 69929976 T DE69929976 T DE 69929976T DE 69929976 D1 DE69929976 D1 DE 69929976D1
Authority
DE
Germany
Prior art keywords
selecting
test signal
synchronization pattern
synchronization
pattern
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
DE69929976T
Other languages
English (en)
Other versions
DE69929976T2 (de
Inventor
Bogdan Timus
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of DE69929976D1 publication Critical patent/DE69929976D1/de
Application granted granted Critical
Publication of DE69929976T2 publication Critical patent/DE69929976T2/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
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • 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
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • 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
    • H04L1/24—Testing correct operation
    • H04L1/242—Testing correct operation by comparing a transmitted test signal with a locally generated replica
    • 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
    • H04L7/042—Detectors therefor, e.g. correlators, state machines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0024—Carrier regulation at the receiver end
    • H04L2027/0026—Correction of carrier offset
    • H04L2027/0034—Correction of carrier offset using hypothesis testing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0008—Synchronisation information channels, e.g. clock distribution lines

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
DE69929976T 1998-06-08 1999-06-02 Verfahren zur auswahl eines synchronisationsmusters aus einem testsignal Expired - Lifetime DE69929976T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9802022 1998-06-08
SE9802022A SE517547C2 (sv) 1998-06-08 1998-06-08 Signalsynkronisering vid signalkvalitetsmätning
PCT/SE1999/000951 WO1999065182A2 (en) 1998-06-08 1999-06-02 Method of selecting synchronization pattern from a test signal

Publications (2)

Publication Number Publication Date
DE69929976D1 true DE69929976D1 (de) 2006-04-27
DE69929976T2 DE69929976T2 (de) 2006-08-17

Family

ID=20411617

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69929976T Expired - Lifetime DE69929976T2 (de) 1998-06-08 1999-06-02 Verfahren zur auswahl eines synchronisationsmusters aus einem testsignal

Country Status (11)

Country Link
US (1) US6628737B1 (de)
EP (1) EP1086546B1 (de)
JP (1) JP4384814B2 (de)
KR (1) KR100383050B1 (de)
CN (1) CN100459485C (de)
AU (1) AU751289B2 (de)
CA (1) CA2333416A1 (de)
DE (1) DE69929976T2 (de)
ES (1) ES2255279T3 (de)
SE (1) SE517547C2 (de)
WO (1) WO1999065182A2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6834308B1 (en) 2000-02-17 2004-12-21 Audible Magic Corporation Method and apparatus for identifying media content presented on a media playing device
CA2302958A1 (en) * 2000-03-23 2001-09-23 Spacebridge Networks Corporation Method and system for detecting repetitive bit patterns
FR2815805B1 (fr) * 2000-10-23 2005-09-02 Telediffusion De France Tdf Procede de synchronisation de signaux numeriques
US7562012B1 (en) 2000-11-03 2009-07-14 Audible Magic Corporation Method and apparatus for creating a unique audio signature
US6693920B2 (en) * 2000-12-14 2004-02-17 Qualcomm, Incorporated Method and an apparatus for a waveform quality measurement
US7363278B2 (en) 2001-04-05 2008-04-22 Audible Magic Corporation Copyright detection and protection system and method
US7529659B2 (en) 2005-09-28 2009-05-05 Audible Magic Corporation Method and apparatus for identifying an unknown work
US8972481B2 (en) 2001-07-20 2015-03-03 Audible Magic, Inc. Playlist generation method and apparatus
US7877438B2 (en) * 2001-07-20 2011-01-25 Audible Magic Corporation Method and apparatus for identifying new media content
ATE429094T1 (de) 2001-08-15 2009-05-15 Psytechnics Ltd Messung der genauigkeit eines kanals
FR2835125B1 (fr) * 2002-01-24 2004-06-18 Telediffusion De France Tdf Procede d'evaluation d'un signal audio numerique
US8332326B2 (en) 2003-02-01 2012-12-11 Audible Magic Corporation Method and apparatus to identify a work received by a processing system
KR100546398B1 (ko) 2003-11-25 2006-01-26 삼성전자주식회사 압축된 오디오 비트스트림에서 싱크 워드를 찾는 방법 및상기 방법을 기록한 기록 매체
US8130746B2 (en) * 2004-07-28 2012-03-06 Audible Magic Corporation System for distributing decoy content in a peer to peer network
US7720177B2 (en) * 2005-07-28 2010-05-18 Trident Microsystems (Far East) Ltd. System and method for detecting known sequence in transmitted sequence
US8006314B2 (en) 2007-07-27 2011-08-23 Audible Magic Corporation System for identifying content of digital data
US8199651B1 (en) 2009-03-16 2012-06-12 Audible Magic Corporation Method and system for modifying communication flows at a port level
US8625027B2 (en) * 2011-12-27 2014-01-07 Home Box Office, Inc. System and method for verification of media content synchronization
US8938089B1 (en) * 2012-06-26 2015-01-20 Google Inc. Detection of inactive broadcasts during live stream ingestion
US9081778B2 (en) 2012-09-25 2015-07-14 Audible Magic Corporation Using digital fingerprints to associate data with a work
US9042506B2 (en) 2013-01-15 2015-05-26 Tata Consultancy Services Limited Discrete signal synchronization based on a known bit pattern
CN113692044B (zh) * 2021-08-24 2024-06-28 泰凌微电子(上海)股份有限公司 无线音频同步方法、播放设备和收发系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4136147A1 (de) * 1991-11-02 1993-05-06 Robert Bosch Gmbh, 7000 Stuttgart, De Synchronisationsverfahren fuer ein mobilfunktelefon
US5430485A (en) * 1993-09-30 1995-07-04 Thomson Consumer Electronics, Inc. Audio/video synchronization in a digital transmission system
EP0714183A3 (de) * 1994-11-24 1998-08-05 BECKER GmbH Verfahren zur Synchronisation eines Radiodatenempfängers und nach diesem arbeitender Rundfunkempfänger
US5867813A (en) 1995-05-01 1999-02-02 Ascom Infrasys Ag. Method and apparatus for automatically and reproducibly rating the transmission quality of a speech transmission system
TW366631B (en) * 1996-06-25 1999-08-11 Koninkl Philips Electronics Nv A method and system for providing synchronization in a stream of messages and a transmitter and a receiver for use in such a system
GB2320662B (en) * 1996-12-18 2001-06-20 Dsc Telecom Lp Apparatus and method of frame aligning information in a wireless telecommunications system
JP3616981B2 (ja) * 1997-06-18 2005-02-02 株式会社ルネサステクノロジ 同期化装置

Also Published As

Publication number Publication date
WO1999065182A2 (en) 1999-12-16
JP4384814B2 (ja) 2009-12-16
EP1086546A2 (de) 2001-03-28
SE9802022L (sv) 1999-12-09
CN100459485C (zh) 2009-02-04
AU4667799A (en) 1999-12-30
KR100383050B1 (ko) 2003-05-09
AU751289B2 (en) 2002-08-08
CA2333416A1 (en) 1999-12-16
US6628737B1 (en) 2003-09-30
KR20010052658A (ko) 2001-06-25
CN1305672A (zh) 2001-07-25
DE69929976T2 (de) 2006-08-17
ES2255279T3 (es) 2006-06-16
SE9802022D0 (sv) 1998-06-08
JP2002518881A (ja) 2002-06-25
SE517547C2 (sv) 2002-06-18
WO1999065182A3 (en) 2000-02-17
EP1086546B1 (de) 2006-02-22

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Legal Events

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