CN100397799C - 在宽带码分多址进接蜂窝式移动电话系统的移动接收机中测定基地站载频的方法和装置 - Google Patents
在宽带码分多址进接蜂窝式移动电话系统的移动接收机中测定基地站载频的方法和装置 Download PDFInfo
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- CN100397799C CN100397799C CNB018037496A CN01803749A CN100397799C CN 100397799 C CN100397799 C CN 100397799C CN B018037496 A CNB018037496 A CN B018037496A CN 01803749 A CN01803749 A CN 01803749A CN 100397799 C CN100397799 C CN 100397799C
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- China
- Prior art keywords
- frequency
- carrier frequency
- signal
- base station
- measure
- Prior art date
- Legal status (The legal status 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 status listed.)
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- 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
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7073—Synchronisation aspects
- H04B1/7087—Carrier synchronisation aspects
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- 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
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7073—Synchronisation aspects
- H04B1/70735—Code identification
-
- 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
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7073—Synchronisation aspects
- H04B1/7075—Synchronisation aspects with code phase acquisition
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0024—Carrier regulation at the receiver end
- H04L2027/0026—Correction of carrier offset
- H04L2027/0034—Correction of carrier offset using hypothesis testing
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0083—Signalling arrangements
- H04L2027/0087—Out-of-band signals, (e.g. pilots)
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Abstract
Description
Claims (6)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10001854A DE10001854A1 (de) | 2000-01-18 | 2000-01-18 | Verfahren und Vorrichtung zur Ermittlung der Trägerfrequenz von Basisstationen im mobilen Empfänger eines mit W-CDMA arbeitenden zellularen Mobilfunksystems |
DE10001854.8 | 2000-01-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1395762A CN1395762A (zh) | 2003-02-05 |
CN100397799C true CN100397799C (zh) | 2008-06-25 |
Family
ID=7627839
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB018037496A Expired - Fee Related CN100397799C (zh) | 2000-01-18 | 2001-01-15 | 在宽带码分多址进接蜂窝式移动电话系统的移动接收机中测定基地站载频的方法和装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6859489B2 (zh) |
EP (1) | EP1249079B1 (zh) |
JP (1) | JP2003520548A (zh) |
CN (1) | CN100397799C (zh) |
AT (1) | ATE284095T1 (zh) |
DE (2) | DE10001854A1 (zh) |
WO (1) | WO2001054287A2 (zh) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6728203B2 (en) | 2001-05-18 | 2004-04-27 | Telefonaktiebolaget L.M. Ericsson | Systems and methods for selecting a cell in a communications network |
US7430191B2 (en) * | 2001-09-10 | 2008-09-30 | Qualcomm Incorporated | Method and apparatus for performing frequency tracking based on diversity transmitted pilots in a CDMA communication system |
GB2379840A (en) * | 2001-09-13 | 2003-03-19 | Ipwireless Inc | Automatic frequency correction |
GB2382478A (en) * | 2001-11-26 | 2003-05-28 | Ubinetics Ltd | Determining the approximate frequency error of an oscillator |
US7227886B2 (en) * | 2002-07-29 | 2007-06-05 | Thomson Licensing | Synchronization strategy and architecture for spread-spectrum receivers |
DE10241692B8 (de) * | 2002-09-09 | 2012-10-25 | Intel Mobile Communications Technology GmbH | Verfahren und Vorrichtung zum Synchronisieren eines Mobilfunkempfängers mit einer Basisstation bei paralleler Verifikation |
US7643596B2 (en) * | 2002-09-09 | 2010-01-05 | Infineon Technologies Ag | Method and device for synchronizing a mobile radio receiver with a base station involving parallel verification |
FR2847101B1 (fr) * | 2002-11-08 | 2005-09-23 | Thales Sa | Procede et modem pour la synchronisation et la poursuite de phase |
US20060153141A1 (en) * | 2005-01-13 | 2006-07-13 | Asao Hirano | Method and apparatus for acquiring a carrier frequency in a CDMA communication system |
US8644286B2 (en) * | 2006-02-14 | 2014-02-04 | Broadcom Corporation | Method and system for fast cell search using psync process in a multimode WCDMA terminal |
CN101471716B (zh) * | 2007-12-26 | 2012-10-17 | 京信通信系统(中国)有限公司 | Gsm直放站搜索基站载波频点的方法 |
US8380151B2 (en) | 2009-12-18 | 2013-02-19 | Broadcom Corporation | Method and system for reducing the complexity of multi-frequency hypothesis testing using an iterative approach |
US8462647B2 (en) * | 2009-07-28 | 2013-06-11 | Broadcom Corporation | Method and system for multiple frequency hypothesis testing with full synch acquisition in an E-UTRA/LTE UE receiver |
US8369279B2 (en) * | 2010-03-10 | 2013-02-05 | Broadcom Corporation | Method and system for iterative multiple frequency hypothesis testing with cell-ID detection in an E-UTRA/LTE UE receiver |
US8401123B2 (en) * | 2009-07-28 | 2013-03-19 | Broadcom Corporation | Method and system for increasing the accuracy of frequency offset estimation in multiple frequency hypothesis testing in an E-UTRA/LTE UE receiver |
US9584350B1 (en) * | 2009-08-14 | 2017-02-28 | Liberty University | Electronic jamming system and method |
US8917704B2 (en) | 2009-12-18 | 2014-12-23 | Broadcom Corporation | Method and system for automatically rescaling an accumulation buffer in synchronization systems |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998036580A2 (en) * | 1997-02-13 | 1998-08-20 | D.S.P.C. Technologies Ltd. | A synchronization system and method for digital communication systems |
WO1999012273A1 (en) * | 1997-08-29 | 1999-03-11 | Telefonaktiebolaget Lm Ericsson | Synchronization to a base station and code acquisition within a spread spectrum communications system |
WO1999012295A1 (en) * | 1997-08-29 | 1999-03-11 | Telefonaktiebolaget Lm Ericsson (Publ) | Cell searching in a cdma communications system |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4136147A1 (de) | 1991-11-02 | 1993-05-06 | Robert Bosch Gmbh, 7000 Stuttgart, De | Synchronisationsverfahren fuer ein mobilfunktelefon |
US5950131A (en) | 1996-10-29 | 1999-09-07 | Motorola, Inc. | Method and apparatus for fast pilot channel acquisition using a matched filter in a CDMA radiotelephone |
US6005889A (en) * | 1997-07-17 | 1999-12-21 | Nokia | Pseudo-random noise detector for signals having a carrier frequency offset |
US6567482B1 (en) * | 1999-03-05 | 2003-05-20 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for efficient synchronization in spread spectrum communications |
US6385264B1 (en) * | 1999-06-08 | 2002-05-07 | Qualcomm Incorporated | Method and apparatus for mitigating interference between base stations in a wideband CDMA system |
-
2000
- 2000-01-18 DE DE10001854A patent/DE10001854A1/de not_active Withdrawn
-
2001
- 2001-01-15 DE DE50104682T patent/DE50104682D1/de not_active Expired - Lifetime
- 2001-01-15 AT AT01909474T patent/ATE284095T1/de not_active IP Right Cessation
- 2001-01-15 JP JP2001553669A patent/JP2003520548A/ja not_active Abandoned
- 2001-01-15 WO PCT/DE2001/000153 patent/WO2001054287A2/de active IP Right Grant
- 2001-01-15 CN CNB018037496A patent/CN100397799C/zh not_active Expired - Fee Related
- 2001-01-15 EP EP01909474A patent/EP1249079B1/de not_active Expired - Lifetime
-
2002
- 2002-07-18 US US10/198,311 patent/US6859489B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998036580A2 (en) * | 1997-02-13 | 1998-08-20 | D.S.P.C. Technologies Ltd. | A synchronization system and method for digital communication systems |
WO1999012273A1 (en) * | 1997-08-29 | 1999-03-11 | Telefonaktiebolaget Lm Ericsson | Synchronization to a base station and code acquisition within a spread spectrum communications system |
WO1999012295A1 (en) * | 1997-08-29 | 1999-03-11 | Telefonaktiebolaget Lm Ericsson (Publ) | Cell searching in a cdma communications system |
Also Published As
Publication number | Publication date |
---|---|
CN1395762A (zh) | 2003-02-05 |
US20030012268A1 (en) | 2003-01-16 |
DE10001854A1 (de) | 2001-08-02 |
EP1249079A2 (de) | 2002-10-16 |
US6859489B2 (en) | 2005-02-22 |
DE50104682D1 (de) | 2005-01-05 |
JP2003520548A (ja) | 2003-07-02 |
WO2001054287A3 (de) | 2001-12-06 |
ATE284095T1 (de) | 2004-12-15 |
EP1249079B1 (de) | 2004-12-01 |
WO2001054287A2 (de) | 2001-07-26 |
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C14 | Grant of patent or utility model | ||
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Owner name: INFINEON TECHNOLOGIES DELTA CO., LTD. Free format text: FORMER OWNER: INFINEON TECHNOLOGIES AG Effective date: 20111103 |
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Owner name: INFINEON TECHNOLOGIES AG Free format text: FORMER NAME: INFENNIAN TECHNOLOGIES AG |
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Address after: Munich, Germany Patentee after: Infineon Technologies AG Address before: Munich, Germany Patentee before: INFINEON TECHNOLOGIES AG |
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Effective date of registration: 20111103 Address after: Neubiberg, Germany Patentee after: Infineon Technologies AG Address before: Munich, Germany Patentee before: Infineon Technologies AG |
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Owner name: INTEL MOBILE COMMUNICATIONS TECHNOLOGY LTD. Free format text: FORMER OWNER: INFINEON TECHNOLOGY DELTA AG Effective date: 20120614 |
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Owner name: INTEL MOBILE COMMUNICATIONS LTD. Free format text: FORMER NAME: INTEL MOBILE COMMUNICATIONS TECHNOLOGY LTD. |
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Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
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Effective date of registration: 20120614 Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Infineon Technologies AG |
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