CN1856945B - 接收机的初始同步装置和方法 - Google Patents
接收机的初始同步装置和方法 Download PDFInfo
- Publication number
- CN1856945B CN1856945B CN2004800273910A CN200480027391A CN1856945B CN 1856945 B CN1856945 B CN 1856945B CN 2004800273910 A CN2004800273910 A CN 2004800273910A CN 200480027391 A CN200480027391 A CN 200480027391A CN 1856945 B CN1856945 B CN 1856945B
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- CN
- China
- Prior art keywords
- channel
- signal
- sequential
- channel coefficients
- synchronizing sequence
- 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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Classifications
-
- 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
- H04B1/7077—Multi-step acquisition, e.g. multi-dwell, coarse-fine or validation
-
- 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
-
- 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
- H04B1/7097—Interference-related aspects
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/02—Resource partitioning among network components, e.g. reuse partitioning
-
- 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
- H04L2027/0089—In-band signals
- H04L2027/0093—Intermittant signals
- H04L2027/0095—Intermittant signals in a preamble or similar structure
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/0055—Synchronisation arrangements determining timing error of reception due to propagation delay
- H04W56/0065—Synchronisation arrangements determining timing error of reception due to propagation delay using measurement of signal travel time
- H04W56/007—Open loop measurement
- H04W56/0075—Open loop measurement based on arrival time vs. expected arrival time
- H04W56/0085—Open loop measurement based on arrival time vs. expected arrival time detecting a given structure in the signal
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03103520.7 | 2003-09-23 | ||
EP03103520 | 2003-09-23 | ||
PCT/IB2004/051750 WO2005029722A1 (en) | 2003-09-23 | 2004-09-14 | Initial synchronization for receivers |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1856945A CN1856945A (zh) | 2006-11-01 |
CN1856945B true CN1856945B (zh) | 2012-04-11 |
Family
ID=34354576
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2004800273910A Expired - Fee Related CN1856945B (zh) | 2003-09-23 | 2004-09-14 | 接收机的初始同步装置和方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7912162B2 (zh) |
EP (1) | EP1668786B1 (zh) |
JP (1) | JP2007506342A (zh) |
KR (1) | KR101102411B1 (zh) |
CN (1) | CN1856945B (zh) |
TW (1) | TW200520413A (zh) |
WO (1) | WO2005029722A1 (zh) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005104010A2 (en) | 2004-04-15 | 2005-11-03 | Gesture Tek, Inc. | Tracking bimanual movements |
JP4609863B2 (ja) * | 2004-08-13 | 2011-01-12 | エージェンシー フォー サイエンス, テクノロジー アンド リサーチ | 周波数オフセットの決定方法及びシステム |
FI20055032A0 (fi) * | 2005-01-25 | 2005-01-25 | Nokia Corp | Menetelmä häiriön vähentämiseksi sisäsolussa langattomassa solukkoviestintäjärjestelmässä |
US8000420B2 (en) * | 2005-06-24 | 2011-08-16 | Telefonaktiebolaget L M Ericsson (Publ) | System and method of joint synchronization and noise covariance estimation |
CN1929353B (zh) * | 2005-09-09 | 2012-04-25 | 展讯通信(上海)有限公司 | 同频小区信道估计方法及装置 |
KR101098352B1 (ko) | 2006-10-26 | 2011-12-26 | 콸콤 인코포레이티드 | 무선 통신 시스템에서 패킷 검출을 위한 방법 및 장치 |
US20080151980A1 (en) * | 2006-12-22 | 2008-06-26 | Bengt Lindoff | Method of and apparatus for adaptive frequency error estimation |
CN101237245B (zh) * | 2007-01-31 | 2012-07-04 | 展讯通信(上海)有限公司 | 基于td-scdma网络的单频广播接收方法 |
US7873098B2 (en) * | 2007-04-24 | 2011-01-18 | Telefonaktiebolaget Lm Ericsson (Publ) | Robust multicode detector for HSDPA |
US7920619B2 (en) * | 2007-04-25 | 2011-04-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Efficient computation of a waveform correlation matrix |
WO2008155909A1 (ja) * | 2007-06-19 | 2008-12-24 | Panasonic Corporation | 無線通信装置および応答信号拡散方法 |
KR100885300B1 (ko) * | 2007-07-03 | 2009-02-23 | 한국전자통신연구원 | 주파수 다이버시티를 가지는 주파수 선택적 기저대역의주파수 변복조 장치 및 방법, 이를 이용한 송수신 장치 |
JP5106039B2 (ja) * | 2007-10-24 | 2012-12-26 | パナソニック株式会社 | 画像音声同期再生装置 |
CN101843018B (zh) * | 2007-11-05 | 2013-08-07 | 公立大学法人大阪府立大学 | Cfo和dco的失真量估计方法、以及使用此方法的接收信号校正方法和接收装置 |
US7991378B2 (en) | 2008-04-14 | 2011-08-02 | Telefonaktiebolaget Lm Ericsson (Publ) | Time-error and frequency-error correction in a multi-carrier wireless communications system |
CN101651648B (zh) * | 2008-08-12 | 2013-12-25 | 易卡诺技术有限公司 | 用于在无线通信系统中执行初始同步的系统和方法 |
WO2010021520A2 (ko) * | 2008-08-22 | 2010-02-25 | 엘지전자 주식회사 | 동기 채널 전송 방법 |
US8693442B2 (en) | 2008-09-22 | 2014-04-08 | Blackberry Limited | Multi-site MIMO cooperation in cellular network |
US8279991B2 (en) * | 2008-10-03 | 2012-10-02 | Motorola Solutions, Inc. | Method of efficiently synchronizing to a desired timeslot in a time division multiple access communication system |
US9077493B2 (en) | 2009-04-17 | 2015-07-07 | Intel Mobile Communications GmbH | System and method for establishing a localized single frequency network |
CN102082583B (zh) * | 2009-11-27 | 2013-06-05 | 电信科学技术研究院 | 一种频偏估计方法及装置 |
US9419759B2 (en) | 2011-08-15 | 2016-08-16 | Lg Electronics Inc. | Method and apparatus for transreceiving synchronization signal in wireless communication system |
US9742541B2 (en) * | 2011-11-14 | 2017-08-22 | Telefonaktiebolaget Lm Ericsson (Publ) | User equipment, a radio base station, RBS, and methods therein for transmitting a subframe comprising at least two reference signals, RSS, to the RBS |
KR102023373B1 (ko) * | 2013-03-11 | 2019-09-23 | 삼성전자주식회사 | 코드 분할 다중 접속 시스템에서의 동기획득 방법 및 장치 |
US9888450B2 (en) * | 2014-12-16 | 2018-02-06 | Lg Electronics Inc. | Method and apparatus for detecting synchronization signal in wireless communication system |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0854588A2 (en) * | 1997-01-16 | 1998-07-22 | Nec Corporation | Power control and carrier synchronization in a cellular mobile telephone system |
WO2002029978A2 (en) * | 2000-10-04 | 2002-04-11 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for automatic frequency control in a cdma receiver |
CN1415155A (zh) * | 1999-12-28 | 2003-04-30 | 艾利森电话股份有限公司 | 结合导频码元和数据码元估计频率偏差的方法和装置 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5343498A (en) * | 1993-03-08 | 1994-08-30 | General Electric Company | Sample timing selection and frequency offset correction for U.S. digital cellular mobile receivers |
US5710792A (en) * | 1993-12-15 | 1998-01-20 | Ntt Mobile Communications Network, Inc. | Adaptive equalizer |
JPH1013392A (ja) * | 1996-06-26 | 1998-01-16 | Oki Electric Ind Co Ltd | フレーム同期調整をとる通信端末装置 |
JP2000165292A (ja) * | 1998-11-24 | 2000-06-16 | Oki Electric Ind Co Ltd | 同期捕捉回路 |
KR100396286B1 (ko) * | 1999-05-29 | 2003-09-02 | 삼성전자주식회사 | 비동기식 부호분할다중접속 통신시스템의 동기워드 생성 및 송수신장치 및 방법 |
IT1313125B1 (it) | 1999-08-27 | 2002-06-17 | Italtel Spa | Procedimento e sistema per sincronizzare tra loro le unita' mobili ele stazioni radio base nelle reti di telecomunicazione digitale |
IT1313837B1 (it) | 1999-11-03 | 2002-09-23 | Siemens Inf & Comm Networks | Metodo per equalizzare i ritardi di propagazione ed ottimizzare illivello di potenza in una stazione mobile che accede ai servizi di |
US6549565B1 (en) * | 1999-12-07 | 2003-04-15 | Lucent Technologies Inc. | Code division multiple access system and method of operation with improved signal acquisition and processing |
DE10008653A1 (de) | 2000-02-24 | 2001-09-06 | Siemens Ag | Verbesserungen an einem Funkkommunikationssystem |
US20020054583A1 (en) * | 2000-10-10 | 2002-05-09 | Interdigital Technology Corporation | Automatic gain control for a time division duplex receiver |
US6628926B1 (en) | 2000-10-11 | 2003-09-30 | Nokia Networks Oy | Method for automatic frequency control |
JP2002165275A (ja) * | 2000-11-29 | 2002-06-07 | Nec Corp | 基地局間非同期システム及びそれに用いるセル配置手法 |
US6760365B2 (en) * | 2001-10-11 | 2004-07-06 | Interdigital Technology Corporation | Acquisition circuit for low chip rate option for mobile telecommunication system |
US7277509B2 (en) * | 2003-02-10 | 2007-10-02 | Nokia Corporation | Low complexity frequency-offset correction method |
US7349461B2 (en) * | 2003-02-13 | 2008-03-25 | Qualcomm Incorporated | Efficient back-end channel matched filter (CMF) |
-
2004
- 2004-09-14 EP EP04769997A patent/EP1668786B1/en not_active Not-in-force
- 2004-09-14 CN CN2004800273910A patent/CN1856945B/zh not_active Expired - Fee Related
- 2004-09-14 WO PCT/IB2004/051750 patent/WO2005029722A1/en active Application Filing
- 2004-09-14 US US10/572,473 patent/US7912162B2/en not_active Expired - Fee Related
- 2004-09-14 KR KR1020067005682A patent/KR101102411B1/ko active IP Right Grant
- 2004-09-14 JP JP2006526782A patent/JP2007506342A/ja active Pending
- 2004-09-20 TW TW093128449A patent/TW200520413A/zh unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0854588A2 (en) * | 1997-01-16 | 1998-07-22 | Nec Corporation | Power control and carrier synchronization in a cellular mobile telephone system |
CN1415155A (zh) * | 1999-12-28 | 2003-04-30 | 艾利森电话股份有限公司 | 结合导频码元和数据码元估计频率偏差的方法和装置 |
WO2002029978A2 (en) * | 2000-10-04 | 2002-04-11 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for automatic frequency control in a cdma receiver |
Also Published As
Publication number | Publication date |
---|---|
WO2005029722A8 (en) | 2006-04-20 |
KR20060093699A (ko) | 2006-08-25 |
EP1668786B1 (en) | 2012-08-22 |
CN1856945A (zh) | 2006-11-01 |
TW200520413A (en) | 2005-06-16 |
JP2007506342A (ja) | 2007-03-15 |
KR101102411B1 (ko) | 2012-01-05 |
WO2005029722A1 (en) | 2005-03-31 |
EP1668786A1 (en) | 2006-06-14 |
US7912162B2 (en) | 2011-03-22 |
US20060280273A1 (en) | 2006-12-14 |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: NXP CO., LTD. Free format text: FORMER OWNER: KONINKLIJKE PHILIPS ELECTRONICS N.V. Effective date: 20090410 |
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C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20090410 Address after: Holland Ian Deho Finn Applicant after: NXP B.V. Address before: Holland Ian Deho Finn Applicant before: Koninklijke Philips Electronics N.V. |
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ASS | Succession or assignment of patent right |
Owner name: KALAI HANXILE CO., LTD. Free format text: FORMER OWNER: KONINKL PHILIPS ELECTRONICS NV Effective date: 20120104 |
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Effective date of registration: 20120104 Address after: American Delaware Applicant after: Callehan Tiele Co.,Ltd. Address before: Holland Ian Deho Finn Applicant before: NXP B.V. |
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