FI974598A0 - Foerfarande foer estimering av frekvensfel - Google Patents
Foerfarande foer estimering av frekvensfelInfo
- Publication number
- FI974598A0 FI974598A0 FI974598A FI974598A FI974598A0 FI 974598 A0 FI974598 A0 FI 974598A0 FI 974598 A FI974598 A FI 974598A FI 974598 A FI974598 A FI 974598A FI 974598 A0 FI974598 A0 FI 974598A0
- Authority
- FI
- Finland
- Prior art keywords
- frequency estimation
- estimation
- frequency
- estimation frequency
- Prior art date
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)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI974598A FI105629B (fi) | 1997-12-22 | 1997-12-22 | Menetelmä taajuusvirheen estimointiin |
AU17615/99A AU1761599A (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 |
DE69831097T DE69831097T2 (de) | 1997-12-22 | 1998-12-21 | Verfahren zur abschätzung des frequenzfehlers |
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 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI974598 | 1997-12-22 | ||
FI974598A FI105629B (fi) | 1997-12-22 | 1997-12-22 | Menetelmä taajuusvirheen estimointiin |
Publications (3)
Publication Number | Publication Date |
---|---|
FI974598A0 true FI974598A0 (fi) | 1997-12-22 |
FI974598A FI974598A (fi) | 1999-06-23 |
FI105629B FI105629B (fi) | 2000-09-15 |
Family
ID=8550197
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI974598A FI105629B (fi) | 1997-12-22 | 1997-12-22 | Menetelmä taajuusvirheen estimointiin |
Country Status (6)
Country | Link |
---|---|
US (1) | US6771718B1 (fi) |
EP (1) | EP1042876B1 (fi) |
AU (1) | AU1761599A (fi) |
DE (1) | DE69831097T2 (fi) |
FI (1) | FI105629B (fi) |
WO (1) | WO1999033217A2 (fi) |
Families Citing this family (3)
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)
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 (fi) * | 1996-05-21 | 1998-11-13 | Nokia Mobile Phones Ltd | Vastaanottimen tahdistuminen joutotilassa |
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 |
-
1997
- 1997-12-22 FI FI974598A patent/FI105629B/fi active
-
1998
- 1998-12-21 WO PCT/FI1998/001008 patent/WO1999033217A2/en active IP Right Grant
- 1998-12-21 EP EP98962448A patent/EP1042876B1/en not_active Expired - Lifetime
- 1998-12-21 US US09/582,168 patent/US6771718B1/en not_active Expired - Fee Related
- 1998-12-21 AU AU17615/99A patent/AU1761599A/en not_active Abandoned
- 1998-12-21 DE DE69831097T patent/DE69831097T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1042876B1 (en) | 2005-08-03 |
FI105629B (fi) | 2000-09-15 |
AU1761599A (en) | 1999-07-12 |
DE69831097D1 (de) | 2005-09-08 |
WO1999033217A2 (en) | 1999-07-01 |
EP1042876A2 (en) | 2000-10-11 |
WO1999033217A3 (en) | 1999-09-10 |
US6771718B1 (en) | 2004-08-03 |
FI974598A (fi) | 1999-06-23 |
DE69831097T2 (de) | 2006-04-06 |
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