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DE10249413B4 - Verfahren zum Erfassen des Beginns eines aktiven Signalabschnitts - Google Patents

Verfahren zum Erfassen des Beginns eines aktiven Signalabschnitts Download PDF

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Publication number
DE10249413B4
DE10249413B4 DE10249413A DE10249413A DE10249413B4 DE 10249413 B4 DE10249413 B4 DE 10249413B4 DE 10249413 A DE10249413 A DE 10249413A DE 10249413 A DE10249413 A DE 10249413A DE 10249413 B4 DE10249413 B4 DE 10249413B4
Authority
DE
Germany
Prior art keywords
beginning
detecting
active signal
signal section
section
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
DE10249413A
Other languages
English (en)
Other versions
DE10249413A1 (de
Inventor
Bernhard Nitsch
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.)
Rohde and Schwarz GmbH and Co KG
Original Assignee
Rohde and Schwarz GmbH and Co KG
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 Rohde and Schwarz GmbH and Co KG filed Critical Rohde and Schwarz GmbH and Co KG
Priority to DE10249413A priority Critical patent/DE10249413B4/de
Priority to US10/676,559 priority patent/US7283600B2/en
Publication of DE10249413A1 publication Critical patent/DE10249413A1/de
Application granted granted Critical
Publication of DE10249413B4 publication Critical patent/DE10249413B4/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H04B1/70751—Synchronisation aspects with code phase acquisition using partial detection
    • H04B1/70752—Partial correlation
    • 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
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0054—Detection of the synchronisation error by features other than the received signal transition
    • H04L7/007—Detection of the synchronisation error by features other than the received signal transition detection of error based on maximum signal power, e.g. peak value, maximizing autocorrelation
    • 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
    • H04L7/027—Speed or phase control by the received code signals, the signals containing no special synchronisation information extracting the synchronising or clock signal from the received signal spectrum, e.g. by using a resonant or bandpass circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
DE10249413A 2002-10-23 2002-10-23 Verfahren zum Erfassen des Beginns eines aktiven Signalabschnitts Expired - Lifetime DE10249413B4 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE10249413A DE10249413B4 (de) 2002-10-23 2002-10-23 Verfahren zum Erfassen des Beginns eines aktiven Signalabschnitts
US10/676,559 US7283600B2 (en) 2002-10-23 2003-09-30 Procedure for seizing the beginning of an active signal section

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10249413A DE10249413B4 (de) 2002-10-23 2002-10-23 Verfahren zum Erfassen des Beginns eines aktiven Signalabschnitts

Publications (2)

Publication Number Publication Date
DE10249413A1 DE10249413A1 (de) 2004-05-13
DE10249413B4 true DE10249413B4 (de) 2005-10-20

Family

ID=32102910

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10249413A Expired - Lifetime DE10249413B4 (de) 2002-10-23 2002-10-23 Verfahren zum Erfassen des Beginns eines aktiven Signalabschnitts

Country Status (2)

Country Link
US (1) US7283600B2 (de)
DE (1) DE10249413B4 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004059958B4 (de) * 2004-12-13 2007-10-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Bestimmen eines Korrelationswertes
US7801255B2 (en) 2005-07-28 2010-09-21 Itt Manufacturing Enterprises, Inc. Synchronization technique for serial modulated waveforms
US7715505B2 (en) 2005-07-28 2010-05-11 Itt Manufacturing Enterprises, Inc Adaptive synchronization enhancement technique for serial modulated waveforms
US8935574B2 (en) * 2011-12-16 2015-01-13 Advanced Micro Devices, Inc. Correlating traces in a computing system
US8832500B2 (en) 2012-08-10 2014-09-09 Advanced Micro Devices, Inc. Multiple clock domain tracing
US8959398B2 (en) 2012-08-16 2015-02-17 Advanced Micro Devices, Inc. Multiple clock domain debug capability
KR101811221B1 (ko) * 2016-02-17 2017-12-21 주식회사 이노와이어리스 신호 분석기의 ｗｃｄｍａ 신호 타이밍 오프셋 처리 방법

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4621365A (en) * 1984-11-16 1986-11-04 Hughes Aircraft Company Synchronization preamble correlation detector and frequency estimator
DE19733825A1 (de) * 1997-08-05 1999-02-11 Siemens Ag Verfahren und Anordnung zur kombinierten Messung des Anfangs eines Datenblocks und des Trägerfrequenzversatzes in einem Mehrträgerübertragungssystem für unregelmäßige Übertragung von Datenblöcken
US6363131B1 (en) * 1998-04-29 2002-03-26 Hughes Electronics Corporation Method and apparatus for joint timing synchronization and frequency offset estimation
DE10054517A1 (de) * 2000-11-03 2002-05-29 Rohde & Schwarz Verfahren zur Synchronisation eines CDMA-Signals
EP1237319A1 (de) * 2001-02-26 2002-09-04 Juniper Networks, Inc. Verfahren und Vorrichtung zur effizienten und genauen Grobzeitsynchronisierung in Pulsdemodulatoren
DE10112773A1 (de) * 2001-03-16 2002-09-26 Rohde & Schwarz Verfahren zur Frequenz- und Zeit-Synchronisation eines OFDM-Empfängers
US20020168034A1 (en) * 2000-12-12 2002-11-14 Conexant Systems, Inc. Burst detector

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5909471A (en) * 1997-08-08 1999-06-01 Arraycomm, Inc. Method and system for rapid initial control signal detection in a wireless communications system
KR100510861B1 (ko) * 2003-01-18 2005-08-31 디지피아(주) 직교 주파수 분할 다중 전송 시스템에서의 훈련 신호 결정방법 및 그 훈련 신호를 이용한 직교 주파수 분할 다중수신기와 수신 방법
CA2433148A1 (en) * 2003-06-23 2004-12-23 Wavesat Wireless Inc. Method and apparatus for estimating frequency offsets for an ofdm burst receiver

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4621365A (en) * 1984-11-16 1986-11-04 Hughes Aircraft Company Synchronization preamble correlation detector and frequency estimator
DE19733825A1 (de) * 1997-08-05 1999-02-11 Siemens Ag Verfahren und Anordnung zur kombinierten Messung des Anfangs eines Datenblocks und des Trägerfrequenzversatzes in einem Mehrträgerübertragungssystem für unregelmäßige Übertragung von Datenblöcken
US6363131B1 (en) * 1998-04-29 2002-03-26 Hughes Electronics Corporation Method and apparatus for joint timing synchronization and frequency offset estimation
DE10054517A1 (de) * 2000-11-03 2002-05-29 Rohde & Schwarz Verfahren zur Synchronisation eines CDMA-Signals
US20020168034A1 (en) * 2000-12-12 2002-11-14 Conexant Systems, Inc. Burst detector
EP1237319A1 (de) * 2001-02-26 2002-09-04 Juniper Networks, Inc. Verfahren und Vorrichtung zur effizienten und genauen Grobzeitsynchronisierung in Pulsdemodulatoren
DE10112773A1 (de) * 2001-03-16 2002-09-26 Rohde & Schwarz Verfahren zur Frequenz- und Zeit-Synchronisation eines OFDM-Empfängers

Also Published As

Publication number Publication date
US7283600B2 (en) 2007-10-16
US20040153874A1 (en) 2004-08-05
DE10249413A1 (de) 2004-05-13

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Legal Events

Date Code Title Description
OM8 Search report available as to paragraph 43 lit. 1 sentence 1 patent law
OP8 Request for examination as to paragraph 44 patent law
8364 No opposition during term of opposition
R071 Expiry of right