CN101032140B - 在mimo-ofdm传输系统中产生前导信号和信令结构的方法 - Google Patents
在mimo-ofdm传输系统中产生前导信号和信令结构的方法 Download PDFInfo
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- CN101032140B CN101032140B CN200580027385XA CN200580027385A CN101032140B CN 101032140 B CN101032140 B CN 101032140B CN 200580027385X A CN200580027385X A CN 200580027385XA CN 200580027385 A CN200580027385 A CN 200580027385A CN 101032140 B CN101032140 B CN 101032140B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0667—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of delayed versions of same signal
- H04B7/0669—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of delayed versions of same signal using different channel coding between antennas
-
- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
- H04L25/0226—Channel estimation using sounding signals sounding signals per se
-
- 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
- H04L27/26136—Pilot sequence conveying additional information
Abstract
Description
Claims (19)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004038834.2 | 2004-08-10 | ||
DE102004038834A DE102004038834B4 (de) | 2004-08-10 | 2004-08-10 | Verfahren zum Erzeugen von Präambel- und Signalisierungsstrukturen in einem MIMO-OFDM-Übertragungssystem |
PCT/EP2005/053658 WO2006018367A1 (de) | 2004-08-10 | 2005-07-27 | Verfahren zum erzeugen von präambel- und signalisierungsstrukturen in einem mimo-ofdm-übertragungssystem |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101032140A CN101032140A (zh) | 2007-09-05 |
CN101032140B true CN101032140B (zh) | 2010-11-10 |
Family
ID=35159748
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200580027385XA Active CN101032140B (zh) | 2004-08-10 | 2005-07-27 | 在mimo-ofdm传输系统中产生前导信号和信令结构的方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20070248175A1 (zh) |
EP (1) | EP1779624B1 (zh) |
CN (1) | CN101032140B (zh) |
DE (1) | DE102004038834B4 (zh) |
HK (1) | HK1107460A1 (zh) |
WO (1) | WO2006018367A1 (zh) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8077758B2 (en) * | 2005-02-10 | 2011-12-13 | Interdigital Technology Corporation | Signal separation techniques to provide robust spread spectrum signal decoding |
US20090080547A1 (en) * | 2005-08-22 | 2009-03-26 | Matsushita Electric Industrial Co., Ltd. | Base station apparatus and mobile station apparatus |
DE102006057316B4 (de) * | 2006-12-05 | 2020-12-03 | Rohde & Schwarz GmbH & Co. Kommanditgesellschaft | Messverfahren und Vorrichtung zur Beurteilung eines OFDM-Mehrantennensenders |
US7792217B2 (en) * | 2007-03-30 | 2010-09-07 | Olympus Corporation | Method and system for channel estimation |
CN101162931B (zh) * | 2007-11-19 | 2012-10-17 | 华为技术有限公司 | 使用多天线的方法、实现同步的方法、及系统和设备 |
CN102916925B (zh) * | 2007-12-19 | 2015-04-29 | 华为技术有限公司 | 发送、接收同步信息的方法与系统、装置 |
KR100900977B1 (ko) * | 2008-01-03 | 2009-06-04 | 삼성전자주식회사 | 데이터 패킷의 프리엠블(preamble) 생성 방법 및그 장치 |
US7821914B2 (en) * | 2008-03-31 | 2010-10-26 | Entropic Communications, Inc. | Method of generation and set of implementation efficient preambles for OFDM systems |
US8111765B2 (en) * | 2008-06-12 | 2012-02-07 | Panasonic Corporation | Communication apparatus, communication method, and integrated circuit |
CN101296058B (zh) * | 2008-06-17 | 2011-01-12 | 广东工业大学 | Mimo-ofdm系统采样时钟同步的空频分集方法 |
CN101640900B (zh) * | 2008-08-01 | 2011-08-03 | 电信科学技术研究院 | 高速共享控制信道信令处理方法及系统 |
US20100111229A1 (en) * | 2008-08-08 | 2010-05-06 | Assaf Kasher | Method and apparatus of generating packet preamble |
TWI433560B (zh) * | 2008-08-08 | 2014-04-01 | Tyfone Inc | 用於小型rfid卡的功率協商 |
US20100290449A1 (en) | 2008-08-20 | 2010-11-18 | Qualcomm Incorporated | Preamble extensions |
KR101667428B1 (ko) * | 2009-08-25 | 2016-10-18 | 한국전자통신연구원 | 스테이션의 프리앰블 생성 방법 및 장치, 데이터 프레임 생성 방법 |
KR20110082685A (ko) * | 2010-01-12 | 2011-07-20 | 삼성전자주식회사 | 다중 사용자 다중 입출력 시스템의 프리엠블 생성 방법 및 상기 방법이 채용된 데이터 전송 장치와 단말 |
CN102098266B (zh) * | 2011-03-25 | 2014-12-10 | 东南大学 | 多输入多输出正交频分复用系统同步序列构造方法 |
US8478203B2 (en) * | 2011-07-31 | 2013-07-02 | Xiao-an Wang | Phase synchronization of base stations via mobile feedback in multipoint broadcasting |
US9088504B2 (en) * | 2012-01-06 | 2015-07-21 | Qualcomm Incorporated | Systems and methods for wireless communication of long data units |
US9100941B2 (en) | 2012-05-24 | 2015-08-04 | Nokia Solutions And Networks Oy | Using unique preambles for D2D communications in LTE |
JP5869697B2 (ja) * | 2012-12-07 | 2016-02-24 | パナソニック インテレクチュアル プロパティ コーポレーション オブアメリカPanasonic Intellectual Property Corporation of America | 信号生成方法、送信装置、受信方法および受信装置 |
CN105282078B (zh) * | 2014-06-19 | 2019-02-26 | 上海数字电视国家工程研究中心有限公司 | 对频域ofdm符号的预处理方法及前导符号的生成方法 |
WO2015158296A1 (zh) * | 2014-04-16 | 2015-10-22 | 上海数字电视国家工程研究中心有限公司 | 前导符号的接收方法及装置 |
CN104753846B (zh) * | 2015-03-24 | 2018-10-12 | 江苏中兴微通信息科技有限公司 | 一种检测单载波调制和正交频分复用调制的方法和装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7269127B2 (en) * | 2001-10-04 | 2007-09-11 | Bae Systems Information And Electronic Systems Integration Inc. | Preamble structures for single-input, single-output (SISO) and multi-input, multi-output (MIMO) communication systems |
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 |
EP1639776B1 (en) * | 2003-06-30 | 2015-08-26 | Agere Systems, Inc. | Methods and apparatus for backwards compatible communication in a multiple antenna communication system using time orthogonal symbols |
US20070230431A1 (en) * | 2003-06-30 | 2007-10-04 | Bas Driesen | Methods and Apparatus for Backwards Compatible Communication in a Multiple Antenna Communication System Using Fmd-Based Preamble Structures |
US6917311B2 (en) * | 2003-08-11 | 2005-07-12 | Texas Instruments Incorporated | Orthogonal preamble encoder, method of encoding orthogonal preambles and multiple-input, multiple-output communication system employing the same |
US7616698B2 (en) * | 2003-11-04 | 2009-11-10 | Atheros Communications, Inc. | Multiple-input multiple output system and method |
US7444134B2 (en) * | 2004-02-13 | 2008-10-28 | Broadcom Corporation | Device and method for transmitting long training sequence for wireless communications |
WO2006031540A2 (en) * | 2004-09-10 | 2006-03-23 | Interdigital Technology Corporation | Method and system for optimization of channel estimation and synchronization in an ofdm-mimo wireless communication system |
-
2004
- 2004-08-10 DE DE102004038834A patent/DE102004038834B4/de not_active Expired - Fee Related
-
2005
- 2005-07-27 EP EP05777718A patent/EP1779624B1/de active Active
- 2005-07-27 WO PCT/EP2005/053658 patent/WO2006018367A1/de active Application Filing
- 2005-07-27 CN CN200580027385XA patent/CN101032140B/zh active Active
- 2005-07-27 US US11/573,624 patent/US20070248175A1/en not_active Abandoned
-
2007
- 2007-11-20 HK HK07112662.5A patent/HK1107460A1/xx not_active IP Right Cessation
Non-Patent Citations (1)
Title |
---|
Jianhua Liu等.A MIMO System with Backward Compatibility for OFDM-Based WLANs.SPAWC 2003.2003,130-134. * |
Also Published As
Publication number | Publication date |
---|---|
EP1779624B1 (de) | 2013-03-20 |
DE102004038834A1 (de) | 2006-02-23 |
US20070248175A1 (en) | 2007-10-25 |
CN101032140A (zh) | 2007-09-05 |
EP1779624A1 (de) | 2007-05-02 |
WO2006018367A1 (de) | 2006-02-23 |
DE102004038834B4 (de) | 2006-11-02 |
HK1107460A1 (en) | 2008-04-03 |
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