FI110825B - Menetelmä modulaationilmaisimen valintaan vastaanottimessa ja vastaanotin - Google Patents
Menetelmä modulaationilmaisimen valintaan vastaanottimessa ja vastaanotin Download PDFInfo
- Publication number
- FI110825B FI110825B FI991696A FI19991696A FI110825B FI 110825 B FI110825 B FI 110825B FI 991696 A FI991696 A FI 991696A FI 19991696 A FI19991696 A FI 19991696A FI 110825 B FI110825 B FI 110825B
- Authority
- FI
- Finland
- Prior art keywords
- cross
- received signal
- detector
- value
- learning period
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0012—Modulated-carrier systems arrangements for identifying the type of modulation
-
- 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
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0008—Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation
-
- 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
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
- H04B1/1036—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal with automatic suppression of narrow band noise or interference, e.g. by using tuneable notch filters
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Radar Systems Or Details Thereof (AREA)
- Burglar Alarm Systems (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Circuits Of Receivers In General (AREA)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI991696A FI110825B (fi) | 1999-08-10 | 1999-08-10 | Menetelmä modulaationilmaisimen valintaan vastaanottimessa ja vastaanotin |
DE60023260T DE60023260T2 (de) | 1999-08-10 | 2000-08-09 | Verfahren und empfänger zur wahl eines modulationsdetektor in einem empfänger |
ES00951565T ES2249287T3 (es) | 1999-08-10 | 2000-08-09 | Metodo para seleccionar un detector de modulacion en unreceptor, y receptor. |
US09/807,131 US7058148B1 (en) | 1999-08-10 | 2000-08-09 | Method for selecting modulation detection in receiver, and receiver |
AU64461/00A AU6446100A (en) | 1999-08-10 | 2000-08-09 | Method for selecting modulation detector in receiver, and receiver |
AT00951565T ATE307425T1 (de) | 1999-08-10 | 2000-08-09 | Verfahren und empfänger zur wahl eines modulationsdetektor in einem empfänger |
PCT/FI2000/000675 WO2001011790A1 (en) | 1999-08-10 | 2000-08-09 | Method for selecting modulation detector in receiver, and receiver |
CNB008016577A CN1144382C (zh) | 1999-08-10 | 2000-08-09 | 用于选择接收机中的调制检测器的方法和接收机 |
EP00951565A EP1119919B1 (de) | 1999-08-10 | 2000-08-09 | Verfahren und empfänger zur wahl eines modulationsdetektor in einem empfänger |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI991696 | 1999-08-10 | ||
FI991696A FI110825B (fi) | 1999-08-10 | 1999-08-10 | Menetelmä modulaationilmaisimen valintaan vastaanottimessa ja vastaanotin |
Publications (2)
Publication Number | Publication Date |
---|---|
FI19991696A FI19991696A (fi) | 2001-02-11 |
FI110825B true FI110825B (fi) | 2003-03-31 |
Family
ID=8555133
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI991696A FI110825B (fi) | 1999-08-10 | 1999-08-10 | Menetelmä modulaationilmaisimen valintaan vastaanottimessa ja vastaanotin |
Country Status (9)
Country | Link |
---|---|
US (1) | US7058148B1 (de) |
EP (1) | EP1119919B1 (de) |
CN (1) | CN1144382C (de) |
AT (1) | ATE307425T1 (de) |
AU (1) | AU6446100A (de) |
DE (1) | DE60023260T2 (de) |
ES (1) | ES2249287T3 (de) |
FI (1) | FI110825B (de) |
WO (1) | WO2001011790A1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10124782B8 (de) * | 2001-05-21 | 2012-09-13 | Intel Mobile Communications GmbH | Übermittlung und Erkennung der Modulationsart in digitalen Kommunikationssystemen mittels eines der Trainingssequenz aufgeprägten Phasenrotationsfaktors |
US7406139B2 (en) * | 2003-06-16 | 2008-07-29 | Broadcom Corporation | System and method to identify a modulation format of a data frame within a cellular wireless network |
WO2005048551A1 (en) * | 2003-10-28 | 2005-05-26 | Sepura Limited | Blind modulation detection |
US7643548B2 (en) * | 2004-09-27 | 2010-01-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Iterative forward-backward parameter estimation |
US7433432B2 (en) | 2004-12-31 | 2008-10-07 | Broadcom Corporation | Adaptive detector for multiple-data-path systems |
TWI329435B (en) * | 2006-09-13 | 2010-08-21 | Sunplus Technology Co Ltd | Channel estimation apparatus with an optimal search and method thereof |
CN102195767A (zh) * | 2011-05-27 | 2011-09-21 | 杭州箭源电子有限公司 | 一种采样频率同步方法及装置 |
US8781037B2 (en) * | 2012-06-27 | 2014-07-15 | Intel Mobile Communications GmbH | Method and a processing unit for processing a data signal |
US9137688B2 (en) * | 2013-03-15 | 2015-09-15 | Wi-Lan Labs, Inc. | Cross correlation nulling for interference resolution |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4713829A (en) * | 1985-06-19 | 1987-12-15 | Codex Corporation | Coded modulation system with a simplified decoder capable of reducing the effects of channel distortion |
DE4001592A1 (de) * | 1989-10-25 | 1991-05-02 | Philips Patentverwaltung | Empfaenger fuer digitales uebertragungssystem |
US5140617A (en) * | 1990-02-07 | 1992-08-18 | Mitsubishi Denki Kabushiki Kaisha | Frame phase estimation method and circuit |
EP0602249B1 (de) * | 1992-06-18 | 2002-08-28 | Oki Electric Industry Company, Limited | Vorrichtung und verfahren zur maximal wahrscheinlichkeitsfolgeschätzung |
US5841816A (en) * | 1992-10-22 | 1998-11-24 | Ericsson Inc. | Diversity Pi/4-DQPSK demodulation |
US5363412A (en) | 1992-12-28 | 1994-11-08 | Motorola, Inc. | Method and apparatus of adaptive maximum likelihood sequence estimation using filtered correlation synchronization |
FI102797B (fi) * | 1994-10-07 | 1999-02-15 | Nokia Mobile Phones Ltd | Signaalin ilmaisumenetelmä TDMA-matkaviestinjärjestelmän vastaanottime ssa sekä menetelmän toteuttava vastaanotin |
JP3118384B2 (ja) * | 1994-12-05 | 2000-12-18 | 株式会社ケンウッド | 受信信号変調方式識別回路 |
JPH09270827A (ja) * | 1996-04-01 | 1997-10-14 | Advantest Corp | デジタル直交変調信号のパラメータ測定装置 |
JP3795984B2 (ja) * | 1996-12-20 | 2006-07-12 | 富士通株式会社 | 無線受信機 |
US6026130A (en) * | 1997-03-04 | 2000-02-15 | Advanced Micro Devices, Inc. | System and method for estimating a set of parameters for a transmission channel in a communication system |
FI112739B (fi) * | 1998-05-25 | 2003-12-31 | Nokia Corp | Menetelmä ja laitteisto häiritsevän signaalin havaitsemiseen radiovastaanottimessa |
FI982857A (fi) * | 1998-12-31 | 2000-07-01 | Nokia Networks Oy | Vastaanottomenetelmä ja vastaanotin |
GB9902755D0 (en) * | 1999-02-08 | 1999-03-31 | Simoco Int Ltd | Digital signal receiver synchronisation |
US6463107B1 (en) * | 1999-07-01 | 2002-10-08 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods and apparatuses for synchronization and modulation type detection |
-
1999
- 1999-08-10 FI FI991696A patent/FI110825B/fi active
-
2000
- 2000-08-09 WO PCT/FI2000/000675 patent/WO2001011790A1/en not_active Application Discontinuation
- 2000-08-09 EP EP00951565A patent/EP1119919B1/de not_active Revoked
- 2000-08-09 AU AU64461/00A patent/AU6446100A/en not_active Abandoned
- 2000-08-09 AT AT00951565T patent/ATE307425T1/de not_active IP Right Cessation
- 2000-08-09 ES ES00951565T patent/ES2249287T3/es not_active Expired - Lifetime
- 2000-08-09 US US09/807,131 patent/US7058148B1/en not_active Expired - Fee Related
- 2000-08-09 CN CNB008016577A patent/CN1144382C/zh not_active Expired - Lifetime
- 2000-08-09 DE DE60023260T patent/DE60023260T2/de not_active Revoked
Also Published As
Publication number | Publication date |
---|---|
CN1144382C (zh) | 2004-03-31 |
EP1119919A1 (de) | 2001-08-01 |
ES2249287T3 (es) | 2006-04-01 |
AU6446100A (en) | 2001-03-05 |
CN1320303A (zh) | 2001-10-31 |
DE60023260T2 (de) | 2006-09-28 |
ATE307425T1 (de) | 2005-11-15 |
EP1119919B1 (de) | 2005-10-19 |
WO2001011790A1 (en) | 2001-02-15 |
DE60023260D1 (de) | 2006-03-02 |
FI19991696A (fi) | 2001-02-11 |
US7058148B1 (en) | 2006-06-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Transfer of assignment of patent |
Owner name: EADS SECURE NETWORKS OY Free format text: EADS SECURE NETWORKS OY |