FI107971B - Menetelmä ja järjestely vastaanottimen synkronoimiseksi kvadratuuri-amplitudimoduloituun signaaliin - Google Patents

Menetelmä ja järjestely vastaanottimen synkronoimiseksi kvadratuuri-amplitudimoduloituun signaaliin Download PDF

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Publication number
FI107971B
FI107971B FI992591A FI19992591A FI107971B FI 107971 B FI107971 B FI 107971B FI 992591 A FI992591 A FI 992591A FI 19992591 A FI19992591 A FI 19992591A FI 107971 B FI107971 B FI 107971B
Authority
FI
Finland
Prior art keywords
complex
real
correlation
generating
timing control
Prior art date
Application number
FI992591A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI19992591A (fi
Inventor
Janne Vaeaenaenen
Original Assignee
Tellabs Oy
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 Tellabs Oy filed Critical Tellabs Oy
Priority to FI992591A priority Critical patent/FI107971B/fi
Priority to US10/148,519 priority patent/US7039128B2/en
Priority to JP2001541203A priority patent/JP2003516038A/ja
Priority to EP00983370A priority patent/EP1234423A1/en
Priority to AU20136/01A priority patent/AU2013601A/en
Priority to PCT/FI2000/001059 priority patent/WO2001041390A1/en
Priority to CN00816620A priority patent/CN1402927A/zh
Priority to MXPA02005469A priority patent/MXPA02005469A/es
Publication of FI19992591A publication Critical patent/FI19992591A/fi
Application granted granted Critical
Publication of FI107971B publication Critical patent/FI107971B/fi

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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
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4917—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes
    • H04L25/4919—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes using balanced multilevel codes
    • H04L25/4921—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes using balanced multilevel codes using quadrature encoding, e.g. carrierless amplitude-phase coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/38—Demodulator circuits; Receiver circuits
    • 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
    • H04L7/04—Speed or phase control by synchronisation signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
FI992591A 1999-12-02 1999-12-02 Menetelmä ja järjestely vastaanottimen synkronoimiseksi kvadratuuri-amplitudimoduloituun signaaliin FI107971B (fi)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FI992591A FI107971B (fi) 1999-12-02 1999-12-02 Menetelmä ja järjestely vastaanottimen synkronoimiseksi kvadratuuri-amplitudimoduloituun signaaliin
US10/148,519 US7039128B2 (en) 1999-12-02 2000-12-01 Method and arrangement for synchronizing a receiver to a quadrature amplitude modulated signal
JP2001541203A JP2003516038A (ja) 1999-12-02 2000-12-01 受信機を直交振幅変調信号に同期させるための方法および構成
EP00983370A EP1234423A1 (en) 1999-12-02 2000-12-01 Method and arrangement for synchronizing a receiver to a quadrature amplitude modulated signal
AU20136/01A AU2013601A (en) 1999-12-02 2000-12-01 Method and arrangement for synchronizing a receiver to a quadrature amplitude modulated signal
PCT/FI2000/001059 WO2001041390A1 (en) 1999-12-02 2000-12-01 Method and arrangement for synchronizing a receiver to a quadrature amplitude modulated signal
CN00816620A CN1402927A (zh) 1999-12-02 2000-12-01 使接收机和正交调幅信号同步的方法和装置
MXPA02005469A MXPA02005469A (es) 1999-12-02 2000-12-01 Metodo y arreglo para sincronizar un receptor a una senal de amplitud modulada en cuadratura.

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FI992591 1999-12-02
FI992591A FI107971B (fi) 1999-12-02 1999-12-02 Menetelmä ja järjestely vastaanottimen synkronoimiseksi kvadratuuri-amplitudimoduloituun signaaliin
PCT/FI2000/001059 WO2001041390A1 (en) 1999-12-02 2000-12-01 Method and arrangement for synchronizing a receiver to a quadrature amplitude modulated signal
FI0001059 2000-12-01

Publications (2)

Publication Number Publication Date
FI19992591A FI19992591A (fi) 2001-06-03
FI107971B true FI107971B (fi) 2001-10-31

Family

ID=8555685

Family Applications (1)

Application Number Title Priority Date Filing Date
FI992591A FI107971B (fi) 1999-12-02 1999-12-02 Menetelmä ja järjestely vastaanottimen synkronoimiseksi kvadratuuri-amplitudimoduloituun signaaliin

Country Status (8)

Country Link
US (1) US7039128B2 (es)
EP (1) EP1234423A1 (es)
JP (1) JP2003516038A (es)
CN (1) CN1402927A (es)
AU (1) AU2013601A (es)
FI (1) FI107971B (es)
MX (1) MXPA02005469A (es)
WO (1) WO2001041390A1 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8115671B2 (en) 2006-12-01 2012-02-14 Aai Corporation Precision method for aligning radio frequency pulse timing characteristics
WO2008066537A1 (en) * 2006-12-01 2008-06-05 Aai Corporation Method for aligning rf pulse timing
US8792846B2 (en) * 2010-04-06 2014-07-29 Infineon Technologies Ag Demodulator and method for demodulating a modulated carrier signal
CN103595688B (zh) * 2013-11-04 2016-09-28 复旦大学 基于无载波幅相调制的可见光通信多址接入方法与系统
US20190319712A1 (en) * 2018-04-14 2019-10-17 Zte Corporation Amplitude coherent detection for pulse amplitude modulation signals

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3573624A (en) * 1968-06-24 1971-04-06 North American Rockwell Impulse response correction system
US3638122A (en) * 1970-02-11 1972-01-25 North American Rockwell High-speed digital transmission system
US4245345A (en) * 1979-09-14 1981-01-13 Bell Telephone Laboratories, Incorporated Timing acquisition in voiceband data sets
US4881241A (en) 1988-02-24 1989-11-14 Centre National D'etudes Des Telecommunications Method and installation for digital communication, particularly between and toward moving vehicles
US5343499A (en) * 1990-06-12 1994-08-30 Motorola, Inc. Quadrature amplitude modulation synchronization method
US5170413A (en) * 1990-12-24 1992-12-08 Motorola, Inc. Control strategy for reuse system assignments and handoff
US5245611A (en) 1991-05-31 1993-09-14 Motorola, Inc. Method and apparatus for providing carrier frequency offset compensation in a tdma communication system
GB2271693A (en) 1992-10-13 1994-04-20 Motorola Israel Ltd Communications system having pilot signals transmitted over frequency divided channels
CA2111807C (en) * 1992-12-24 1999-08-17 Hitoshi Takai Data transmitting and receiving apparatus
JPH06252699A (ja) * 1993-03-01 1994-09-09 Sony Corp 時分割多重化処理方式における自動等化器
US5513221A (en) * 1994-05-19 1996-04-30 Hughes Aircraft Company Doppler bandwidth dependent estimation of a communications channel
US5787128A (en) 1995-12-22 1998-07-28 Motorola, Inc. Nonlinear signal correlator and method therefor
JPH09294095A (ja) * 1996-04-26 1997-11-11 Oki Electric Ind Co Ltd 適応等化器
GB9723216D0 (en) 1997-11-03 1998-01-07 Wireless Systems Int Ltd Method of and apparatus for correcting a timing error in a sampled data system

Also Published As

Publication number Publication date
JP2003516038A (ja) 2003-05-07
EP1234423A1 (en) 2002-08-28
US7039128B2 (en) 2006-05-02
MXPA02005469A (es) 2003-02-12
AU2013601A (en) 2001-06-12
CN1402927A (zh) 2003-03-12
WO2001041390A1 (en) 2001-06-07
US20020181636A1 (en) 2002-12-05
FI19992591A (fi) 2001-06-03

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