CN100337508C - 移动通信系统中搜索下行同步信号位置的方法 - Google Patents
移动通信系统中搜索下行同步信号位置的方法 Download PDFInfo
- Publication number
- CN100337508C CN100337508C CNB2004100005340A CN200410000534A CN100337508C CN 100337508 C CN100337508 C CN 100337508C CN B2004100005340 A CNB2004100005340 A CN B2004100005340A CN 200410000534 A CN200410000534 A CN 200410000534A CN 100337508 C CN100337508 C CN 100337508C
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- synchronous signal
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- downlink synchronous
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 75
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000010295 mobile communication Methods 0.000 title claims abstract description 14
- 229920006395 saturated elastomer Polymers 0.000 claims abstract description 18
- 241001269238 Data Species 0.000 claims description 10
- 238000001228 spectrum Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 101000821257 Homo sapiens Syncoilin Proteins 0.000 description 1
- 238000007476 Maximum Likelihood Methods 0.000 description 1
- 102100021919 Syncoilin Human genes 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
- H04L7/10—Arrangements for initial synchronisation
-
- 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
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- 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)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100005340A CN100337508C (zh) | 2004-01-12 | 2004-01-12 | 移动通信系统中搜索下行同步信号位置的方法 |
PCT/CN2005/000041 WO2005069649A1 (fr) | 2004-01-12 | 2005-01-12 | Procede de recherche de la position du signal synchrone de liaison descendante dans un systeme de communication mobile |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100005340A CN100337508C (zh) | 2004-01-12 | 2004-01-12 | 移动通信系统中搜索下行同步信号位置的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1642336A CN1642336A (zh) | 2005-07-20 |
CN100337508C true CN100337508C (zh) | 2007-09-12 |
Family
ID=34763033
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNB2004100005340A Expired - Fee Related CN100337508C (zh) | 2004-01-12 | 2004-01-12 | 移动通信系统中搜索下行同步信号位置的方法 |
Country Status (2)
Country | Link |
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CN (1) | CN100337508C (zh) |
WO (1) | WO2005069649A1 (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1988415B (zh) * | 2005-12-21 | 2010-04-14 | 大唐移动通信设备有限公司 | 在cdma通信系统中判断下行导频信号发送方式的方法 |
CN1972156B (zh) * | 2006-12-06 | 2011-03-23 | 重庆重邮信科通信技术有限公司 | 低信噪比条件下下行同步时隙的准确判定方法 |
CN102255651B (zh) * | 2010-05-17 | 2014-07-02 | 中兴通讯股份有限公司 | 一种复帧同步的接收端及方法 |
CN106102136B (zh) * | 2016-08-23 | 2019-11-05 | 成都国恒空间技术工程有限公司 | 一种频分双工移动通信系统下行同步信号的搜索方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1014601A1 (fr) * | 1998-12-17 | 2000-06-28 | Alcatel | Procédé de synchronisation dans un système de télécommunication |
WO2000055992A1 (en) * | 1999-03-17 | 2000-09-21 | Ericsson, Inc. | Synchronization and cell search method and apparatus for wireless communications |
CN1315808A (zh) * | 2000-03-27 | 2001-10-03 | 信息产业部电信科学技术研究院 | 一种码分多址数字移动通信系统的小区初始搜索方法 |
CN1454013A (zh) * | 2002-04-26 | 2003-11-05 | 华为技术有限公司 | 一种直放站及其实现移动台定位的方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW507458B (en) * | 2000-03-10 | 2002-10-21 | Ericsson Telefon Ab L M | Uplink synchronization signal transmission in TDD systems |
CA2471991A1 (en) * | 2002-01-21 | 2003-07-31 | Siemens Mobile Communications S.P.A. | Method and mobile station to perform the initial cell search in time slotted systems |
CN1640001A (zh) * | 2002-03-05 | 2005-07-13 | 皇家飞利浦电子股份有限公司 | 借助于迭代相关系统而具有下行链路同步的移动终端 |
-
2004
- 2004-01-12 CN CNB2004100005340A patent/CN100337508C/zh not_active Expired - Fee Related
-
2005
- 2005-01-12 WO PCT/CN2005/000041 patent/WO2005069649A1/zh active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1014601A1 (fr) * | 1998-12-17 | 2000-06-28 | Alcatel | Procédé de synchronisation dans un système de télécommunication |
WO2000055992A1 (en) * | 1999-03-17 | 2000-09-21 | Ericsson, Inc. | Synchronization and cell search method and apparatus for wireless communications |
CN1315808A (zh) * | 2000-03-27 | 2001-10-03 | 信息产业部电信科学技术研究院 | 一种码分多址数字移动通信系统的小区初始搜索方法 |
CN1454013A (zh) * | 2002-04-26 | 2003-11-05 | 华为技术有限公司 | 一种直放站及其实现移动台定位的方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2005069649A1 (fr) | 2005-07-28 |
CN1642336A (zh) | 2005-07-20 |
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Address after: 100191 No. 40, Haidian District, Beijing, Xueyuan Road Patentee after: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY Address before: 100191 No. 40, Haidian District, Beijing, Xueyuan Road Patentee before: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY |
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Effective date of registration: 20210607 Address after: 100085 1st floor, building 1, yard 5, Shangdi East Road, Haidian District, Beijing Patentee after: DATANG MOBILE COMMUNICATIONS EQUIPMENT Co.,Ltd. Address before: 100191 No. 40, Haidian District, Beijing, Xueyuan Road Patentee before: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY |
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