ATE364940T1 - Verfahren und vorrichtung zur verfügungstellung von stabiler synchronisation in radiosendern - Google Patents

Verfahren und vorrichtung zur verfügungstellung von stabiler synchronisation in radiosendern

Info

Publication number
ATE364940T1
ATE364940T1 AT99943582T AT99943582T ATE364940T1 AT E364940 T1 ATE364940 T1 AT E364940T1 AT 99943582 T AT99943582 T AT 99943582T AT 99943582 T AT99943582 T AT 99943582T AT E364940 T1 ATE364940 T1 AT E364940T1
Authority
AT
Austria
Prior art keywords
synchronization
free
preamble
leading
synchronization part
Prior art date
Application number
AT99943582T
Other languages
English (en)
Inventor
Sven Mattisson
Jaap Haartsen
Joakim Persson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE364940T1 publication Critical patent/ATE364940T1/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
    • H04L7/04—Speed or phase control by synchronisation signals
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/06—DC level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
    • H04L25/061—DC level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing hard decisions only; arrangements for tracking or suppressing unwanted low frequency components, e.g. removal of DC offset
    • H04L25/062—Setting decision thresholds using feedforward techniques only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/14—Demodulator circuits; Receiver circuits
    • H04L27/142—Compensating direct current components occurring during the demodulation and which are caused by mistuning
    • 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
    • H04L7/046—Speed or phase control by synchronisation signals using special codes as synchronising signal using a dotting sequence

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Structure Of Receivers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transceivers (AREA)
AT99943582T 1998-08-19 1999-08-17 Verfahren und vorrichtung zur verfügungstellung von stabiler synchronisation in radiosendern ATE364940T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US9705198P 1998-08-19 1998-08-19
US09/372,250 US6690740B1 (en) 1998-08-19 1999-08-11 Methods and apparatus for providing robust synchronization of radio transceivers

Publications (1)

Publication Number Publication Date
ATE364940T1 true ATE364940T1 (de) 2007-07-15

Family

ID=26792432

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99943582T ATE364940T1 (de) 1998-08-19 1999-08-17 Verfahren und vorrichtung zur verfügungstellung von stabiler synchronisation in radiosendern

Country Status (14)

Country Link
US (1) US6690740B1 (de)
EP (1) EP1105995B1 (de)
JP (1) JP4290886B2 (de)
KR (1) KR100627218B1 (de)
CN (1) CN1314039A (de)
AT (1) ATE364940T1 (de)
AU (1) AU5665099A (de)
BR (1) BR9913046A (de)
DE (1) DE69936309T2 (de)
EE (1) EE200100101A (de)
HK (1) HK1041133A1 (de)
IL (1) IL140957A0 (de)
MY (1) MY126783A (de)
WO (1) WO2000011831A2 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2368212B (en) * 2000-10-16 2004-07-21 Ericsson Telefon Ab L M DC-offset compensation
WO2002033920A1 (en) * 2000-10-16 2002-04-25 Telefonaktiebolaget Lm Ericsson (Publ) Dc-offset compensation
DE10051889A1 (de) 2000-10-19 2002-05-16 Nokia Mobile Phones Ltd Verfahren und Vorrichtung zum Erkennen eines Datenpakets in einem Datenstrom
EP1271872A1 (de) 2001-06-28 2003-01-02 Nokia Corporation Verfahren und Vorrichtung zur Schätzung der Gleichspannungsverschiebung eines Signals
US7684519B2 (en) * 2001-11-14 2010-03-23 Broadcom Corporation Method and system for adjusting DC offset slice point in an RF receiver
US9071417B2 (en) 2002-02-12 2015-06-30 Broadcom Corporation Method and system for packet synchronization
US7349680B2 (en) * 2002-04-29 2008-03-25 Broadcom Corporation Method and system for using PSK sync word for fine tuning frequency adjustment
US7599662B2 (en) * 2002-04-29 2009-10-06 Broadcom Corporation Method and system for frequency feedback adjustment in digital receivers
EP1495610B1 (de) * 2002-04-15 2008-06-18 Nokia Corporation Verfahren und einrichtung zur behandlung von synchronisationsbezogenen informationen
US7190740B2 (en) 2002-08-19 2007-03-13 Siemens Communications, Inc. Arrangement for dynamic DC offset compensation
US7099774B2 (en) 2003-01-21 2006-08-29 Byron King GPS based vehicle warning and location system
US7385990B2 (en) 2003-07-21 2008-06-10 Zarlink Semiconductor Inc. Method to improve the resolution of time measurements and alignment in packet networks by time modulation
US7248624B2 (en) * 2003-08-28 2007-07-24 Qualcomm Incorporated Bit synchronization in a communications device
KR20060129930A (ko) * 2004-01-20 2006-12-18 니뽄 가이시 가부시키가이샤 검파 회로, 검파 방법 및 물리량 측정 장치
US7912437B2 (en) * 2007-01-09 2011-03-22 Freescale Semiconductor, Inc. Radio frequency receiver having dynamic bandwidth control and method of operation
KR101365608B1 (ko) * 2007-10-25 2014-02-20 엘지전자 주식회사 부반송파 시프트 방법이 적용된 신호 매핑 방법 및 신호전송 방법
EP2207514A2 (de) * 2007-11-09 2010-07-21 Tamicare Ltd. Verbesserte einweg-unterwäsche mit vorderer öffnungsklappe
EP2327253A4 (de) * 2008-09-05 2013-04-03 Aegis Mobility Inc Umgehung von erweiterten diensten
CN102035771B (zh) 2010-11-16 2013-09-04 意法·爱立信半导体（北京）有限公司 一种消除直流偏置的方法及装置
WO2021219229A1 (en) 2020-04-30 2021-11-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for generating or receiving a synchronization header
US10892758B1 (en) * 2020-09-30 2021-01-12 Nxp B.V. Tracking voltage reference for single ended receiver
CN115333901B (zh) * 2022-05-09 2024-01-30 南京金阵微电子技术有限公司 收发器芯片及其直流信号平衡方法、tdd系统

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US4054754A (en) 1976-06-07 1977-10-18 Bell Telephone Laboratories, Incorporated Arrangement for transmitting digital data and synchronizing information
US4623886A (en) * 1983-01-21 1986-11-18 E-Systems, Inc. Prioritized data packet communication
US4905234A (en) * 1987-06-03 1990-02-27 General Electric Company Apparatus and method for transmitting digital data over a radio communications channel
JPH0716206B2 (ja) 1988-08-05 1995-02-22 日本電気株式会社 信号検出器
US4873702A (en) 1988-10-20 1989-10-10 Chiu Ran Fun Method and apparatus for DC restoration in digital receivers
IT1244990B (it) * 1991-01-11 1994-09-13 Sixtel Spa Apparecchiatura perfezionata per la radiotrasmissione di dati
US5663989A (en) 1993-10-28 1997-09-02 Plessey Semiconductors Limited Control arrangements for digital radio receivers
FR2726141B1 (fr) 1994-10-25 1997-01-03 Alcatel Mobile Comm France Correction d'un decalage de frequence
US5566213A (en) 1995-03-09 1996-10-15 Motorola, Inc. Selective call receiving device with improved symbol decoding and automatic frequency control
US5748681A (en) 1995-10-27 1998-05-05 Lucent Technologies Inc Offset correction for a homodyne radio
US5790602A (en) * 1995-12-15 1998-08-04 E-Systems, Inc. Receiver synchronization using punctured preamble
FI103082B (fi) * 1996-05-27 1999-04-15 Nokia Telecommunications Oy Yhteydenmuodostusmenetelmä ja radiojärjestelmä
US6332205B1 (en) * 1998-12-08 2001-12-18 Stmicroelectronics N.V. Data recovery system having offset compensation

Also Published As

Publication number Publication date
KR100627218B1 (ko) 2006-09-22
EP1105995B1 (de) 2007-06-13
US6690740B1 (en) 2004-02-10
IL140957A0 (en) 2002-02-10
HK1041133A1 (zh) 2002-06-28
BR9913046A (pt) 2001-05-08
AU5665099A (en) 2000-03-14
WO2000011831A3 (en) 2000-07-06
EP1105995A2 (de) 2001-06-13
KR20010072756A (ko) 2001-07-31
JP2002523972A (ja) 2002-07-30
EE200100101A (et) 2002-06-17
DE69936309D1 (de) 2007-07-26
MY126783A (en) 2006-10-31
DE69936309T2 (de) 2008-02-14
WO2000011831A2 (en) 2000-03-02
CN1314039A (zh) 2001-09-19
JP4290886B2 (ja) 2009-07-08

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