FI974598A - Förfarande för estimering av frekvensfel - Google Patents

Förfarande för estimering av frekvensfel Download PDF

Info

Publication number
FI974598A
FI974598A FI974598A FI974598A FI974598A FI 974598 A FI974598 A FI 974598A FI 974598 A FI974598 A FI 974598A FI 974598 A FI974598 A FI 974598A FI 974598 A FI974598 A FI 974598A
Authority
FI
Finland
Prior art keywords
frequency error
error estimation
estimation
frequency
error
Prior art date
Application number
FI974598A
Other languages
English (en)
Finnish (fi)
Other versions
FI974598A0 (fi
FI105629B (sv
Inventor
Mikko Huttunen
Original Assignee
Nokia Telecommunications 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 Nokia Telecommunications Oy filed Critical Nokia Telecommunications Oy
Priority to FI974598A priority Critical patent/FI105629B/sv
Publication of FI974598A0 publication Critical patent/FI974598A0/fi
Priority to PCT/FI1998/001008 priority patent/WO1999033217A2/en
Priority to US09/582,168 priority patent/US6771718B1/en
Priority to EP98962448A priority patent/EP1042876B1/en
Priority to AU17615/99A priority patent/AU1761599A/en
Priority to DE69831097T priority patent/DE69831097T2/de
Publication of FI974598A publication Critical patent/FI974598A/sv
Application granted granted Critical
Publication of FI105629B publication Critical patent/FI105629B/sv

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/091—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector using a sampling device
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—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
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0063—Elements of loops
    • H04L2027/0065—Frequency error detectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
FI974598A 1997-12-22 1997-12-22 Förfarande för estimering av frekvensfel FI105629B (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI974598A FI105629B (sv) 1997-12-22 1997-12-22 Förfarande för estimering av frekvensfel
PCT/FI1998/001008 WO1999033217A2 (en) 1997-12-22 1998-12-21 Method for frequency error estimation
US09/582,168 US6771718B1 (en) 1997-12-22 1998-12-21 Method for frequency error estimation
EP98962448A EP1042876B1 (en) 1997-12-22 1998-12-21 Method for frequency error estimation
AU17615/99A AU1761599A (en) 1997-12-22 1998-12-21 Method for frequency error estimation
DE69831097T DE69831097T2 (de) 1997-12-22 1998-12-21 Verfahren zur abschätzung des frequenzfehlers

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI974598A FI105629B (sv) 1997-12-22 1997-12-22 Förfarande för estimering av frekvensfel
FI974598 1997-12-22

Publications (3)

Publication Number Publication Date
FI974598A0 FI974598A0 (fi) 1997-12-22
FI974598A true FI974598A (sv) 1999-06-23
FI105629B FI105629B (sv) 2000-09-15

Family

ID=8550197

Family Applications (1)

Application Number Title Priority Date Filing Date
FI974598A FI105629B (sv) 1997-12-22 1997-12-22 Förfarande för estimering av frekvensfel

Country Status (6)

Country Link
US (1) US6771718B1 (sv)
EP (1) EP1042876B1 (sv)
AU (1) AU1761599A (sv)
DE (1) DE69831097T2 (sv)
FI (1) FI105629B (sv)
WO (1) WO1999033217A2 (sv)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2363253C (en) * 2000-11-07 2007-01-09 Research In Motion Limited Communication channel detector and channel detection method
US7269394B2 (en) 2002-10-02 2007-09-11 Agere Systems Inc. Frequency offset compensation for communication systems
DE102004023889A1 (de) * 2004-05-12 2005-12-08 Micronas Gmbh Verfahren und Schaltungsanordnung zum Bestimmen der Frequenz eines empfangenen Signals zum Demodulieren von empfangenen Symbolen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5883921A (en) * 1995-07-31 1999-03-16 Harris Corporation Short burst acquisition circuit and method for direct sequence spread spectrum links
FI102338B1 (sv) 1996-05-21 1998-11-13 Nokia Mobile Phones Ltd Mottagarens självsynkronisering i tomgångskondition
US6032033A (en) * 1996-12-03 2000-02-29 Nortel Networks Corporation Preamble based selection diversity in a time division multiple access radio system using digital demodulation
IL120210A (en) * 1997-02-13 1999-12-31 Dspc Tech Ltd Synchronization system and method for digital communication systems
US6104767A (en) * 1997-11-17 2000-08-15 Telefonaktiebolaget Lm Ericsson Method and apparatus for estimating a frequency offset

Also Published As

Publication number Publication date
EP1042876B1 (en) 2005-08-03
FI974598A0 (fi) 1997-12-22
DE69831097T2 (de) 2006-04-06
US6771718B1 (en) 2004-08-03
WO1999033217A2 (en) 1999-07-01
DE69831097D1 (de) 2005-09-08
EP1042876A2 (en) 2000-10-11
FI105629B (sv) 2000-09-15
WO1999033217A3 (en) 1999-09-10
AU1761599A (en) 1999-07-12

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