NO20053912L - Initial cellesoking i tradlose kommunikasjonssystemer. - Google Patents
Initial cellesoking i tradlose kommunikasjonssystemer.Info
- Publication number
- NO20053912L NO20053912L NO20053912A NO20053912A NO20053912L NO 20053912 L NO20053912 L NO 20053912L NO 20053912 A NO20053912 A NO 20053912A NO 20053912 A NO20053912 A NO 20053912A NO 20053912 L NO20053912 L NO 20053912L
- Authority
- NO
- Norway
- Prior art keywords
- wireless communication
- communication systems
- initial cell
- cell searching
- searching
- Prior art date
Links
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
- H04B1/70735—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
- H04B1/7083—Cell search, e.g. using a three-step approach
-
- 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
- H04W16/24—Cell structures
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/20—Selecting an access point
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/001—Synchronization between nodes
-
- 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
- H04B1/70755—Setting of lock conditions, e.g. threshold
-
- 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
- H04B1/709—Correlator structure
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
- H04B2201/70701—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation featuring pilot assisted reception
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US44533103P | 2003-02-05 | 2003-02-05 | |
PCT/US2004/003207 WO2004073321A2 (en) | 2003-02-05 | 2004-02-05 | Initial cell search in wireless communication systems |
Publications (2)
Publication Number | Publication Date |
---|---|
NO20053912L true NO20053912L (no) | 2005-08-22 |
NO20053912D0 NO20053912D0 (no) | 2005-08-22 |
Family
ID=32869348
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO20053912A NO20053912D0 (no) | 2003-02-05 | 2005-08-22 | Initial cellesoking i tradlose kommunikasjonssystemer. |
Country Status (11)
Country | Link |
---|---|
US (2) | US7444144B2 (no) |
EP (3) | EP1595346A4 (no) |
JP (1) | JP4195901B2 (no) |
KR (6) | KR20090108089A (no) |
CN (3) | CN101656553B (no) |
CA (1) | CA2513442A1 (no) |
ES (1) | ES2613954T3 (no) |
HU (1) | HUE033067T2 (no) |
MX (1) | MXPA05008320A (no) |
NO (1) | NO20053912D0 (no) |
WO (1) | WO2004073321A2 (no) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3581357B2 (ja) * | 2002-05-22 | 2004-10-27 | 松下電器産業株式会社 | 通信端末装置及び拡散コード推定方法 |
US7006840B2 (en) | 2003-09-30 | 2006-02-28 | Interdigital Technology Corporation | Efficient frame tracking in mobile receivers |
US7570689B2 (en) * | 2005-02-14 | 2009-08-04 | Interdigital Technology Corporation | Advanced receiver with sliding window block linear equalizer |
JP4603946B2 (ja) * | 2005-07-22 | 2010-12-22 | 株式会社日立国際電気 | 送信ダイバーシチモード検出装置 |
US7450944B2 (en) * | 2005-11-03 | 2008-11-11 | Motorola, Inc. | Method and apparatus for base station synchronization |
WO2007077530A2 (en) * | 2006-01-06 | 2007-07-12 | Nokia Corporation | Dedicated synchronization signal for ofdma system |
EP2044720B1 (en) | 2006-07-25 | 2015-10-21 | Electronics and Telecommunications Research Institute | Cell search method, forward link frame transmission method, apparatus using the same and forward link frame structure |
GB2458418B (en) | 2006-12-19 | 2011-08-03 | Lg Electronics Inc | Sequence generating method for efficient detection and method for transmitting and receiving signals using the same |
KR100938756B1 (ko) * | 2007-07-06 | 2010-01-26 | 엘지전자 주식회사 | 무선통신 시스템에서 셀 탐색 과정을 수행하는 방법 |
JP5291714B2 (ja) * | 2007-09-28 | 2013-09-18 | トムソン ライセンシング | Dmb−tシステムのための時間周波数同期およびフレーム番号検出 |
RU2452120C2 (ru) * | 2007-10-10 | 2012-05-27 | Квэлкомм Инкорпорейтед | Эффективные схемы идентификации системы для систем связи |
US9119132B2 (en) | 2007-10-10 | 2015-08-25 | Qualcomm Incorporated | Efficient system identification schemes for communication systems |
EP2051395B1 (en) | 2007-10-15 | 2016-04-13 | Telefonaktiebolaget LM Ericsson (publ) | Communication device and method |
EP2075973B1 (en) * | 2007-12-28 | 2018-08-15 | Telefonaktiebolaget LM Ericsson (publ) | Identification of a sequence of received reference symbols |
US20100002678A1 (en) * | 2008-07-02 | 2010-01-07 | Kabushiki Kaisha Toshiba | Mobile radio terminal and radio communication method |
US8693460B2 (en) * | 2008-09-05 | 2014-04-08 | Unwired Planet, Llc | Technique for synchronizing a terminal device with a wireless network |
US8577378B2 (en) | 2009-02-10 | 2013-11-05 | Qualcomm Incorporated | Method and apparatus for facilitating a beacon-assisted handover to a home Node-B for users on an active call |
US9160426B2 (en) * | 2009-04-24 | 2015-10-13 | Electronics And Telecommunications Research Institute | Cooperative communication method in cellular wireless communication system and terminal for performing the method |
CN101883379B (zh) * | 2009-05-05 | 2012-12-26 | 上海摩波彼克半导体有限公司 | 无线通信***实现无线终端邻小区两阶段测量优化的方法 |
US8989061B2 (en) * | 2009-06-16 | 2015-03-24 | Qualcomm Incorporated | Methods and apparatus for initial acquisition in a communication system |
EP2328286B1 (en) * | 2009-11-30 | 2012-10-17 | ST-Ericsson SA | Process for slot synchronization of the p-sch sequence in a umts communication system, and a receiver for the same |
CN101895384A (zh) * | 2010-07-07 | 2010-11-24 | 中兴通讯股份有限公司 | 一种实现边界时钟的方法和装置 |
US8954055B2 (en) * | 2011-11-10 | 2015-02-10 | Qualcomm Incorporated | Initial acquisition and neighbor search algorithms for wireless networks |
WO2013100930A1 (en) * | 2011-12-28 | 2013-07-04 | Intel Corporation | Channel estimation processing for performance improvement in low snr regime |
KR101924830B1 (ko) * | 2012-06-19 | 2019-02-27 | 삼성전자주식회사 | 무선 통신 네트워크에서 단말의 동기화 방법 및 장치 |
US8825048B2 (en) * | 2012-10-22 | 2014-09-02 | Qualcomm Incorporated | Method and apparatus for determining base station identity |
US9654171B2 (en) * | 2013-04-05 | 2017-05-16 | Telefonaktiebolaget Lm Ericsson (Publ) | Apparatus and method for jointly selecting the tap values and delays of the fingers for a rake receiver of two carriers |
KR102268110B1 (ko) * | 2014-08-05 | 2021-06-22 | 삼성전자주식회사 | 데이터를 변조하는 방법 및 장치 및 기록 매체 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5246673A (en) * | 1988-12-21 | 1993-09-21 | Troy Investments Inc. | Delta singlet oxygen continuous reactor |
WO1993001711A1 (en) | 1991-07-16 | 1993-02-04 | Novosibirsky Gosudarstvenny Agrarny Universitet | Method and installation for processing pig manure into protein forage and biohumus |
SE9404121L (sv) | 1994-11-29 | 1995-12-04 | Telia Ab | Metod för synkronisering av sändare och mottagare vid mobilt radiosystem |
US5696766A (en) * | 1995-06-02 | 1997-12-09 | Dsc Communications Corporation | Apparatus and method of synchronizing a transmitter in a subscriber terminal of a wireless telecommunications system |
US6185244B1 (en) | 1997-08-29 | 2001-02-06 | Telefonaktiebolaget Lm Ericsson | Cell searching in a CDMA communications system |
KR100532328B1 (ko) * | 1998-08-29 | 2006-03-23 | 삼성전자주식회사 | 부호분할다중접속통신시스템의피.엔시퀀스식별장치 |
MXPA01008595A (es) | 1999-02-26 | 2002-03-14 | Qualcomm Inc | Metodo y sistema para conexion entre una estacion base cdma de asincronia y una estacion base cdma de sincronia. |
US6363060B1 (en) | 1999-06-30 | 2002-03-26 | Qualcomm Incorporated | Method and apparatus for fast WCDMA acquisition |
US6891882B1 (en) * | 1999-08-27 | 2005-05-10 | Texas Instruments Incorporated | Receiver algorithm for the length 4 CFC |
KR100346227B1 (ko) | 1999-09-18 | 2002-08-01 | 삼성전자 주식회사 | 부호분할다중접속 이동통신시스템에서의 잡음전력 추정장치 및방법 |
KR100319927B1 (ko) * | 2000-01-11 | 2002-01-09 | 윤종용 | 비동기식 광대역 직접 시퀀스 코드분할다중접속 수신기의셀 탐색 장치 및 각 셀에 고유한 코드 획득 방법 |
US6650694B1 (en) | 2000-02-18 | 2003-11-18 | Texas Instruments Incorporated | Correlator co-processor for CDMA RAKE receiver operations |
EP1307979B1 (en) * | 2000-08-04 | 2004-10-13 | Interdigital Technology Corporation | Cell search method and apparatus in atdma-cdma communication system |
US6826244B2 (en) | 2001-02-27 | 2004-11-30 | Interdigital Technology Corporation | Initial cell search algorithm for 3G FDD wireless communication systems |
US6894995B2 (en) | 2001-06-22 | 2005-05-17 | Interdigital Technology Corporation | Apparatus and method for performing initial cell search in wireless communication systems |
US7110782B2 (en) * | 2001-10-30 | 2006-09-19 | Texas Instruments Incorporated | Cell search synchronization |
US7173992B2 (en) * | 2001-12-11 | 2007-02-06 | Sasken Communication Technologies Limited | Method for synchronization in wireless systems using receive diversity |
US7035284B2 (en) * | 2002-03-14 | 2006-04-25 | Qualcomm Incorporated | Method and apparatus for reducing inter-channel interference in a wireless communication system employing a non-periodic interleaver |
US7369577B2 (en) * | 2002-05-16 | 2008-05-06 | Stmicroelectronics, Inc. | Code group acquisition procedure for a UMTS-FDD receiver |
US7194011B1 (en) * | 2002-08-31 | 2007-03-20 | National Semiconductor Corporation | 3GPP WCDMA receiver using pipelined apparatus and method for performing cell searches |
US7633976B2 (en) * | 2002-09-19 | 2009-12-15 | Industrial Technology Research Institute | Method and apparatus for code group identification and frame synchronization by use of Reed-Solomon decoder and reliability measurement for UMTS W-CDMA |
-
2004
- 2004-02-05 HU HUE07102508A patent/HUE033067T2/hu unknown
- 2004-02-05 ES ES07102508.4T patent/ES2613954T3/es not_active Expired - Lifetime
- 2004-02-05 US US10/772,644 patent/US7444144B2/en active Active
- 2004-02-05 KR KR1020097017244A patent/KR20090108089A/ko not_active IP Right Cessation
- 2004-02-05 KR KR1020057017341A patent/KR100950904B1/ko not_active IP Right Cessation
- 2004-02-05 CN CN200910171050.5A patent/CN101656553B/zh not_active Expired - Fee Related
- 2004-02-05 CN CN200480003389.XA patent/CN1745527B/zh not_active Expired - Fee Related
- 2004-02-05 KR KR1020097002408A patent/KR20090032110A/ko not_active IP Right Cessation
- 2004-02-05 KR KR1020077009049A patent/KR100950905B1/ko not_active IP Right Cessation
- 2004-02-05 JP JP2006501131A patent/JP4195901B2/ja not_active Expired - Lifetime
- 2004-02-05 EP EP04708578A patent/EP1595346A4/en not_active Withdrawn
- 2004-02-05 CA CA002513442A patent/CA2513442A1/en not_active Abandoned
- 2004-02-05 CN CN200910171051.XA patent/CN101656554B/zh not_active Expired - Fee Related
- 2004-02-05 EP EP07102508.4A patent/EP1780920B8/en not_active Expired - Lifetime
- 2004-02-05 MX MXPA05008320A patent/MXPA05008320A/es not_active Application Discontinuation
- 2004-02-05 EP EP08161043A patent/EP1978662A1/en not_active Withdrawn
- 2004-02-05 WO PCT/US2004/003207 patent/WO2004073321A2/en active Application Filing
- 2004-02-05 KR KR1020057014377A patent/KR100758190B1/ko active IP Right Grant
- 2004-02-05 KR KR1020077009048A patent/KR100950906B1/ko not_active IP Right Cessation
-
2005
- 2005-08-22 NO NO20053912A patent/NO20053912D0/no not_active Application Discontinuation
-
2008
- 2008-10-27 US US12/258,877 patent/US8086228B2/en active Active
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FC2A | Withdrawal, rejection or dismissal of laid open patent application |