CN101385259B - 用于生成下行链路信号的方法和用于搜索小区的方法 - Google Patents
用于生成下行链路信号的方法和用于搜索小区的方法 Download PDFInfo
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- CN101385259B CN101385259B CN2007800054315A CN200780005431A CN101385259B CN 101385259 B CN101385259 B CN 101385259B CN 2007800054315 A CN2007800054315 A CN 2007800054315A CN 200780005431 A CN200780005431 A CN 200780005431A CN 101385259 B CN101385259 B CN 101385259B
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- 238000000034 method Methods 0.000 title claims description 42
- 239000000284 extract Substances 0.000 claims description 10
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- 238000000844 transformation Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 2
- 230000000875 corresponding effect Effects 0.000 description 25
- 230000002596 correlated effect Effects 0.000 description 11
- 230000001360 synchronised effect Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 9
- 230000001413 cellular effect Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
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- 238000012937 correction Methods 0.000 description 2
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J11/0069—Cell search, i.e. determining cell identity [cell-ID]
- H04J11/0079—Acquisition of downlink reference signals, e.g. detection of cell-ID
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
- H04L27/2613—Structure of the reference signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
- H04L27/2613—Structure of the reference signals
- H04L27/26132—Structure of the reference signals using repetition
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2656—Frame synchronisation, e.g. packet synchronisation, time division duplex [TDD] switching point detection or subframe synchronisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2668—Details of algorithms
- H04L27/2681—Details of algorithms characterised by constraints
- H04L27/2685—Speed of convergence
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Mobile Radio Communication Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Abstract
Description
Claims (14)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060136322 | 2006-12-28 | ||
KR1020060136322A KR100821275B1 (ko) | 2006-01-04 | 2006-12-28 | 하향링크 신호를 생성하는 방법, 그리고 셀 탐색을수행하는 방법 |
KR10-2006-0136322 | 2006-12-28 | ||
PCT/KR2007/002615 WO2008082038A1 (en) | 2006-01-04 | 2007-05-30 | Method for generating downlink signal, and method for searching cell |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101385259A CN101385259A (zh) | 2009-03-11 |
CN101385259B true CN101385259B (zh) | 2012-11-28 |
Family
ID=40513370
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007800054315A Active CN101385259B (zh) | 2006-12-28 | 2007-05-30 | 用于生成下行链路信号的方法和用于搜索小区的方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8630279B2 (zh) |
EP (1) | EP2097994B1 (zh) |
KR (1) | KR100821275B1 (zh) |
CN (1) | CN101385259B (zh) |
BR (1) | BRPI0706535A8 (zh) |
Families Citing this family (10)
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KR101516017B1 (ko) * | 2007-05-16 | 2015-05-04 | 삼성전자주식회사 | 무선통신시스템을 위한 파일럿 신호 송수신 방법 및 장치 |
US9332515B2 (en) * | 2007-06-18 | 2016-05-03 | Texas Instruments Incorporated | Mapping schemes for secondary synchronization signal scrambling |
US8599824B2 (en) * | 2008-01-11 | 2013-12-03 | Broadcom Corporation | Method and system for bluetooth conditional synchronization |
WO2009102182A1 (en) | 2008-02-17 | 2009-08-20 | Lg Electronics Inc. | Method of communication using frame |
KR101173664B1 (ko) * | 2008-05-02 | 2012-08-13 | 한국전자통신연구원 | 동기 채널 송수신 방법 및 장치 |
WO2010062086A2 (ko) | 2008-11-27 | 2010-06-03 | 엘지전자주식회사 | 무선통신 시스템에서 데이터의 전송장치 및 방법 |
WO2010074472A2 (ko) * | 2008-12-22 | 2010-07-01 | (주)엘지전자 | 데이터 프레임을 이용한 데이터 송수신 방법 및 장치 |
US9474016B2 (en) * | 2015-02-13 | 2016-10-18 | Freescale Semiconductor, Inc. | Cell search in a wireless communication network |
US10165536B2 (en) * | 2015-06-19 | 2018-12-25 | Qualcomm Incorporated | System scanning and acquisition |
CN109936430B (zh) | 2017-12-18 | 2024-04-12 | 华为技术有限公司 | 一种信号发送、接收方法及设备 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1638370A (zh) * | 2003-12-29 | 2005-07-13 | 财团法人工业技术研究院 | 蜂窝式正交频分复用通信系统的单元搜寻方法 |
Family Cites Families (21)
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US5930366A (en) * | 1997-08-29 | 1999-07-27 | Telefonaktiebolaget L M Ericsson | Synchronization to a base station and code acquisition within a spread spectrum communication system |
US6504830B1 (en) | 1998-06-15 | 2003-01-07 | Telefonaktiebolaget Lm Ericsson Publ | Method, apparatus, and system for fast base synchronization and sector identification |
JP2000201134A (ja) | 1999-01-06 | 2000-07-18 | Ntt Mobil Communication Network Inc | マルチキャリア/ds―cdma伝送方法および復調装置 |
US6717930B1 (en) | 2000-05-22 | 2004-04-06 | Interdigital Technology Corporation | Cell search procedure for time division duplex communication systems using code division multiple access |
US7400654B2 (en) | 2000-05-23 | 2008-07-15 | Siemens Aktiengesellschaft | Method for synchronizing a receiver with a transmitter |
US7548506B2 (en) | 2001-10-17 | 2009-06-16 | Nortel Networks Limited | System access and synchronization methods for MIMO OFDM communications systems and physical layer packet and preamble design |
JP3694479B2 (ja) * | 2001-12-07 | 2005-09-14 | 松下電器産業株式会社 | マルチキャリア送受信装置、マルチキャリア無線通信方法、およびマルチキャリア無線通信用プログラム |
KR100479864B1 (ko) | 2002-11-26 | 2005-03-31 | 학교법인 중앙대학교 | 이동 통신 시스템에서의 하향링크 신호의 구성 방법과동기화 방법 및 그 장치 그리고 이를 이용한 셀 탐색 방법 |
US7738437B2 (en) * | 2003-01-21 | 2010-06-15 | Nortel Networks Limited | Physical layer structures and initial access schemes in an unsynchronized communication network |
KR100594597B1 (ko) | 2003-10-24 | 2006-06-30 | 한국전자통신연구원 | 이동통신시스템에서의 하향링크 신호 구성 방법 및 그장치와, 이를 이용한 동기화 및 셀 탐색 방법과 그 장치 |
KR100519919B1 (ko) * | 2003-12-22 | 2005-10-10 | 한국전자통신연구원 | Ofdma 시스템에서의 전송 프레임 구성 방법과 그를이용한 단말기 동기 획득 장치 및 방법 |
KR20050066562A (ko) | 2003-12-26 | 2005-06-30 | 삼성전자주식회사 | 직교 주파수 분할 다중화 방식의 무선 통신 시스템에서의프레임 프리앰블 구성 방법 및 그 프리앰블을 이용한프레임 동기 획득 및 셀 검색 방법 |
KR100715910B1 (ko) * | 2004-09-20 | 2007-05-08 | 삼성전자주식회사 | 다중 접속 방식을 사용하는 이동 통신 시스템의 셀 탐색장치 및 방법 |
US8134996B2 (en) * | 2005-07-21 | 2012-03-13 | Texas Instruments Incorporated | Downlink synchronization for a cellular OFDM communication system |
KR100715194B1 (ko) * | 2005-10-10 | 2007-05-07 | 한국전자통신연구원 | 직교 주파수 분할 다중 접속 이동통신 시스템에서 하향링크신호를 송신하는 기지국 장치 및 사용자 단말기의하향링크 초기 동기화 및 셀탐색 장치 및 방법 |
KR101330795B1 (ko) * | 2005-11-10 | 2013-11-18 | 삼성전자주식회사 | Ofdm 셀룰라 시스템에서의 셀 탐색 방법, 이를 위한프레임 송신 방법 및 순방향 링크 프레임 구조 |
BRPI0708790B1 (pt) * | 2006-07-25 | 2019-11-26 | Electronics And Telecomunications Res Institute | método de comunicação e aparelhos para terminal |
US8228887B2 (en) * | 2006-09-29 | 2012-07-24 | Apple Inc. | Cell identifier encoding and decoding methods and apparatus |
EP2078357A4 (en) * | 2006-10-17 | 2014-05-07 | Intel Corp | DEVICE, SYSTEM AND METHOD FOR PARTITIONING AND FRAMING COMMUNICATION SIGNALS IN BROADBAND WIRELESS ACCESS NETWORKS |
WO2008066285A1 (en) * | 2006-11-27 | 2008-06-05 | Samsung Electronics Co., Ltd. | Method for performing cell selection in a mobile communication system and system therefor |
US7920598B2 (en) * | 2007-05-25 | 2011-04-05 | Qualcomm Incorporated | Scrambling methods for synchronization channels |
-
2006
- 2006-12-28 KR KR1020060136322A patent/KR100821275B1/ko active IP Right Grant
-
2007
- 2007-05-30 EP EP07746762A patent/EP2097994B1/en active Active
- 2007-05-30 CN CN2007800054315A patent/CN101385259B/zh active Active
- 2007-05-30 US US12/160,719 patent/US8630279B2/en active Active
- 2007-05-30 BR BRPI0706535A patent/BRPI0706535A8/pt not_active Application Discontinuation
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1638370A (zh) * | 2003-12-29 | 2005-07-13 | 财团法人工业技术研究院 | 蜂窝式正交频分复用通信系统的单元搜寻方法 |
Also Published As
Publication number | Publication date |
---|---|
EP2097994B1 (en) | 2013-03-27 |
BRPI0706535A8 (pt) | 2018-05-02 |
BRPI0706535A2 (pt) | 2011-03-29 |
EP2097994A1 (en) | 2009-09-09 |
KR20070073593A (ko) | 2007-07-10 |
KR100821275B1 (ko) | 2008-04-11 |
US20110044256A1 (en) | 2011-02-24 |
US8630279B2 (en) | 2014-01-14 |
CN101385259A (zh) | 2009-03-11 |
EP2097994A4 (en) | 2010-12-29 |
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